CN108282035A - Wireless electric energy transmission device and method suitable for anti-systematic parameter wide swings - Google Patents
Wireless electric energy transmission device and method suitable for anti-systematic parameter wide swings Download PDFInfo
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- CN108282035A CN108282035A CN201810123679.1A CN201810123679A CN108282035A CN 108282035 A CN108282035 A CN 108282035A CN 201810123679 A CN201810123679 A CN 201810123679A CN 108282035 A CN108282035 A CN 108282035A
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- 230000033228 biological regulation Effects 0.000 claims description 16
- 230000005611 electricity Effects 0.000 claims description 15
- 230000006837 decompression Effects 0.000 claims description 11
- 230000010363 phase shift Effects 0.000 claims description 11
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
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- H02J5/005—
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
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- H02J7/025—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Abstract
The invention discloses a kind of wireless electric energy transmission device and method suitable for anti-systematic parameter wide swings, including transmitting terminal and receiving terminal, transmitting terminal includes three phase rectifier module, high-frequency inverter and transmitting terminal LCC compensating modules；Receiving terminal includes that receiving terminal LC compensation circuits, high-frequency rectification module and single inductance four switch non-isolated automatic lifting die block；Transmitting terminal and receiving terminal further include microcontroller, PWM drive modules, wireless communication module, data acquisition module；The output data that transmitting terminal and receiving terminal controller plc pass through data collecting module collected corresponding module, module carries out data transmission by radio communication, system running state judgement is carried out according to gathered data, pwm control signal to change corresponding module enters corresponding operating mode, it forms three-level power control and realizes frequency-tracking, improve operational efficiency.The present invention can the stable operation in the case where systematic parameter fluctuates in a certain range, be suitable for electric vehicle a variety of wireless charging scenes.
Description
Technical field
The present invention relates to wireless power transmission fields, and in particular to a kind of electricity suitable for anti-systematic parameter wide swings
Electrical automobile wireless electric energy transmission device and control method.
Background technology
Resource consumption and environmental pollution are increasingly becoming worldwide problem, and the fast development of conventional fuel oil automobile is brought to environment
Serious negative effect.And New-energy electric vehicle becomes slow because of the advantages such as high, environmentally friendly zero-emission with energy conversion efficiency
The important channel of the above problem is solved, therefore various countries are put into effect policy and carry forward vigorously charging pile construction and sent out with mating electric vehicle in succession
Exhibition.And the construction of wired charging stake needs to occupy a large amount of soils, and safety is poor.Compared to traditional wired charging, wirelessly
Charging unit have take up an area less, safe and convenient, without the advantages such as mechanical wear, good, the no-spark Danger Electric shock risk of anticorrosive oxidisability, energy
Bad weather is adapted to, and is easy to implement automatic charging, intermittent charging, dynamic charging.
Magnet coupled resonant type wireless charging technique uses coupling coil to transmit energy by carrier of electromagnetic field, passes through the frequency that works
Rate, primary side natural resonance frequency and secondary side natural resonance frequency uniform resonance, improve efficiency of transmission and power.It can be in greater efficiency
Level run, transmission range have included existing most of electric automobile chassis and ground distance range up to tens centimetres, are suitble to vehicle
Use wireless charging.But chassis distance change, cross-car change in displacement can influence output voltage or electric current and efficiency of transmission.
And in practice such as static charging of stopping, bus stop intermittent charge, dynamically charging will appear highway interval region band
These distances, change in displacement influence working state of system.In addition, the parameter drift of resonance coil compensation network element can also cause
System is detuning, and system stability is caused to be deteriorated, and efficiency of transmission declines.
So the Power Control Problem of the anti-systematic parameter fluctuation of electric vehicle radio energy transmission system is urgently to be resolved hurrily,
To realize stable constant pressure and flow is still kept in the case of the systematic parameters fluctuation such as coupling condition variation and component parameters drift
Output.Currently, the charge control technology for radio energy transmission system constant pressure and flow is roughly divided into three classes：(1) pass through parameter
The constant voltage/constant current output of open loop is realized in configuration；(2) constant voltage/constant current output is realized by receiving side DC/DC controls；(3) pass through control
Inverter phase shift angle or working frequency processed are realized.But three kinds of modes respectively have advantage and disadvantage：Mode (1), is easy to be subjected to compensation for network
The influence of parameter drift or internal resistance can not achieve stable constant voltage/constant current effect；In addition, constant pressure and constant flow valuve is at the beginning of design
It is fixed, also to combine other control modes to realization is adjustable.Mode (2) rear class DC/DC needs to be placed on electric vehicle,
Increase volume and cost；In addition, input range applicable common non-isolated Buck/Boost is smaller, and isolated DC/
DC undoubtedly needs higher volume of transformer.Mode (3) working range is smaller, cannot be when coupling condition wide scope changes simultaneously
High-efficiency operation is kept again.
Invention content
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provides one kind being suitable for anti-systematic parameter wide swings
Electric vehicle wireless electric energy transmission device and method, the device can coupling condition change and compensation network component parameters drift
Constant voltage/constant current control is realized in the case of the fluctuation of the systematic parameters such as shifting, be suitable for stopping static charging, website intermittent charge, highway
A variety of charging scenarios such as interval region band dynamic charging.
The technical solution adopted in the present invention is：
A kind of wireless electric energy transmission device suitable for anti-systematic parameter wide swings, including transmitting terminal and receiving terminal,
The transmitting terminal includes three phase rectifier module, high-frequency inverter and transmitting terminal LCC compensating modules, and the three phase rectifier module connects three
Phase power supply, is direct current by the industrial frequency AC electric rectification of three phase mains, and direct current is high-frequency alternating current through high-frequency inverter inversion
After be transmitted to transmitting terminal LCC compensating modules, transmitting terminal LCC compensating modules are carrier by high-frequency ac electrical transmission using alternating electromagnetic field
To receiving terminal；The receiving terminal include receiving terminal LC compensation circuits, high-frequency rectification module and single inductance four switch it is non-isolated from
Dynamic lifting die block, the receiving terminal LC compensation circuits are of coupled connections transmitting terminal LCC compensating modules, receive transmitting terminal LCC compensation
The high-frequency alternating current of module transfer, high-frequency rectification module are connect with receiving terminal LC compensation circuits, and receiving terminal LC compensation circuits are connect
The high-frequency alternating current received is rectified into direct current, and is transferred to single inductance four and switchs non-isolated automatic lifting die block, described
Single inductance four switchs non-isolated automatic lifting die block output stable DC and supplies electricity to load battery charging.
Further, the three phase rectifier module is three-phase bridge rectification circuit, includes three couple being made of six metal-oxide-semiconductors
Bridge arm and first capacitance in parallel with a bridge arm；
The high-frequency inverter is H full-bridge inverter circuit, includes two pairs of bridge arms being made of four metal-oxide-semiconductors, each metal-oxide-semiconductor
It is parallel with capacitance respectively；
The transmitting terminal LCC compensating modules are the first inductance, the second capacitance, third capacitance and transmitting coil, the transmitting
It is in parallel with the second capacitance again after coil and the series connection of third capacitance, one end of first inductance and the second capacitance and third capacitance
Tie point connects, and the other end is connect with a bridge arm of H full-bridge inverter circuit.
Further, the receiving terminal LC compensating modules include the 4th capacitance and receiving coil；It 4th capacitance and connects
The series connection of take-up circle is followed by high-frequency rectification module；
The high-frequency rectification module includes two pairs of bridge arms being made of four fast recovery diodes and in parallel with a bridge arm
Filter capacitor；
It includes two pairs of bridge arms being made of four metal-oxide-semiconductors that the list inductance four, which switchs non-isolated automatic lifting die block,
By the second inductance connection, the filter capacitor that a bridge arm two terminates high-frequency rectification module is inputted as direct current at two pairs of bridge arm midpoints,
Another bridge arm two charges the battery after terminating electric capacity of voltage regulation.
Further, the receiving terminal further includes that receiving terminal data acquisition module, the first PWM drive modules, receiving terminal are micro-
Controller and the first wireless communication module, the receiving terminal data acquisition module are opened with high-frequency rectification module and single inductance four respectively
Non-isolated automatic lifting die block connection is closed, non-isolated automatic liter is switched for acquiring high-frequency rectification module and single inductance four
The voltage and current data of voltage reduction module output, and receiving terminal microcontroller, receiving terminal microcontroller root are sent to by SPI port
PID arithmetic is carried out according to the data received, rational first pwm control signal is generated and list is controlled by the first PWM drive modules
Inductance four switchs metal-oxide-semiconductor in non-isolated automatic lifting die block, while will also be collected by the first wireless communication module
The voltage and current data transmission that high-frequency rectification module and single inductance four switch non-isolated automatic lifting die block output extremely emits
The transmitting terminal microcontroller at end.
Further, the transmitting terminal further includes transmitting terminal data acquisition module, the 2nd PWM drive modules, the 3rd PWM drives
Dynamic model block, transmitting terminal microcontroller and the second wireless communication module, the transmitting terminal data acquisition module respectively with three phase rectifier
Module, high-frequency inverter connection, the voltage and current data for acquiring three phase rectifier module and the output of high-frequency inversion module,
And transmitting terminal controller module is transmitted to by SPI port, the second wireless communication module is used to receive the high frequency of receiving terminal transmission
Rectification module and single inductance four switch the voltage and current data of non-isolated automatic lifting die block output, and are transmitted to transmitting terminal
Microcontroller, the voltage and current number that transmitting terminal microcontroller is exported according to the three phase rectifier module and high-frequency inversion module received
According to this and high-frequency rectification module switchs the voltage and current data that non-isolated automatic lifting die block exports with single inductance four and carries out
PID arithmetic generates rational second pwm control signal and is accounted for by metal-oxide-semiconductor in the 2nd PWM drive modules control three phase rectifier module
Empty ratio generates the switch that rational third pwm control signal controls metal-oxide-semiconductor in high-frequency inverter by the 3rd PWM drive modules
Frequency and phase shift angle.
Further, the transmitting terminal data acquisition module and receiving terminal data acquisition module respectively include sequentially connected
Hall voltage and current sensor, signal conditioning circuit and ADC analog-digital converters.
The control method of the above-mentioned wireless electric energy transmission device suitable for anti-systematic parameter wide swings, this method packet
Include following steps：
(1) the voltage and current number of transmitting terminal data collecting module collected three phase rectifier module and the output of high-frequency inversion module
According to, and it is transmitted to transmitting terminal controller module, receiving terminal data collecting module collected high-frequency rectification module and single inductance four switch
The voltage and current data of non-isolated automatic lifting die block output, and it is transmitted to receiving terminal controller module, while will adopt
The voltage and current data that the high-frequency rectification module and single inductance four collected switchs non-isolated automatic lifting die block output pass
Transport to transmitting terminal controller module；
(2) operating mode is selected：
The phase difference for the voltage and current that transmitting terminal controller module is exported according to high-frequency inverter judges whether system is located
In detuning state, if phase difference is more than given threshold, decision-making system is in detuning state, into frequency-tracking pattern；
Transmitting terminal controller module judge high-frequency rectification module output voltage data whether setting reasonable output model
In enclosing, if being more than set reasonable output area, enter pressure regulation pattern；
The voltage that receiving terminal controller module is exported according to high-frequency rectification module switchs non-isolated automatic with single inductance four
The relativeness for lifting the voltage of die block output, judges that single inductance four switchs the Working mould of non-isolated automatic lifting die block
Formula.
Further, the phase difference for the voltage and current that the transmitting terminal controller module is exported according to high-frequency inverter is sentenced
Whether disconnected system is in detuning state, if phase difference is more than given threshold, decision-making system is in detuning state, into frequency with
Track pattern, including：
The phase difference for the voltage and current that transmitting terminal controller module is exported according to high-frequency inverter judges whether system is located
Judge the member of transmitting terminal LCC compensating modules or receiving terminal LC compensating modules if phase difference is more than given threshold in detuning state
Parameter drift, which occurs, for part causes system detuning, into frequency-tracking pattern, carries out PID closed loop operation adjusting control high-frequency inversion moulds
The driving frequency of the third pwm control signal of block, to adjust in high-frequency inversion module metal-oxide-semiconductor switching frequency into line frequency with
Track.
Further, whether the voltage data for judging the output of high-frequency rectification module is in reasonable output area, if being more than
Set reasonable output area then enters pressure regulation pattern, including：
Judge high-frequency rectification module output voltage whether setting reasonable output area, if high-frequency rectification module export
Voltage be more than set reasonable output area, then enter pressure regulation pattern, transmitting terminal controller module change control three-phase it is whole
The duty ratio of second pwm control signal of flow module controls its direct current output of metal-oxide-semiconductor duty cycle adjustment electricity in three phase rectifier module
Pressure, if the voltage of high-frequency rectification module output has not been met set reasonable output area, transmitting terminal controller module changes
The phase shift angle for becoming the third pwm control signal of control high-frequency inversion module, controls metal-oxide-semiconductor phase shift angle in high-frequency inversion module
To adjust inversion output high voltage, until the output voltage stabilization of high-frequency rectification module is in the zone of reasonableness of setting.
Further, the voltage according to the output of high-frequency rectification module switchs non-isolated automatic lifting with single inductance four
The relativeness of the voltage of die block output, judges that single inductance four switchs the operating mode of non-isolated automatic lifting die block,
Including：
If the voltage of high-frequency rectification module output, which is more than single inductance four, switchs non-isolated automatic lifting die block output
Voltage, then receiving terminal controller module, which changes, controls the first PWM controls that single inductance four switchs non-isolated automatic lifting die block
The work schedule of signal processed makes single inductance four switch non-isolated automatic lifting die block and is operated in decompression mode, adjusts single electricity
Two switching tube duty ratios on a pair of of bridge arm, make direct current output stable supplying in the four non-isolated automatic lifting die block of switch of sense
Load battery；
If the voltage of high-frequency rectification module output, which is less than single inductance four, switchs non-isolated automatic lifting die block output
Voltage, then receiving terminal controller module, which changes, controls the first PWM controls that single inductance four switchs non-isolated automatic lifting die block
The work schedule of signal processed makes single inductance four switch non-isolated automatic lifting die block and is operated in boost mode, adjusts single electricity
Two switching tube duty ratios on another pair bridge arm, make direct current output stablize and supply in the four non-isolated automatic lifting die block of switch of sense
Give load battery；
If the voltage of high-frequency rectification module output switchs the electricity of non-isolated automatic lifting die block output with single inductance four
Pressure difference is less than 1V, then receiving terminal controller module change that the single inductance of control four switchs non-isolated automatic lifting die block the
The work schedule of one pwm control signal makes single inductance four switch non-isolated automatic lifting die block and is operated in transition mode, adjusts
Whole list inductance four switchs two pairs of bridge arm upper switch pipe duty ratios in non-isolated automatic lifting die block, to have adjusted a week
Pressure-increasning state and decompression state accounting, make direct current output stable supplying load battery in phase.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) present invention being capable of component parameters drift etc. in generation coil offset, distance change and compensation topology structure
When systematic parameter influence of fluctuations system stablizes output, transmitting terminal microcontroller is exported according to the high-frequency rectification module of receiving terminal and is adjusted
Three phase rectifier module carries out variable duty cycle and the phase shifting angle of high-frequency inversion module, to stablize the high-frequency rectification output of receiving terminal
In the reasonable scope, and the voltage of the output stabilization of the automatic lifting die block by being inputted with wide scope or electric current supply are negative
It carries；Efficiency tracking is realized by the frequency control of high-frequency inversion module working frequency simultaneously, ensures system high efficiency operation；Effective gram
It has taken due to coil offset, efficiency of transmission caused by the systematic parameters fluctuation such as distance change and the drift of compensation network component parameters
Decline and export instability problem；
(2) receiving terminal microcontroller of the invention is exported according to the output of high-frequency rectification module with automatic lifting module opposite
Relationship changes PWM work schedules, so that lifting die block is operated in suitable operating mode and is loaded with realizing that stable output supplies,
With transmitting terminal three phase rectifier module and the Regulation Control of high-frequency inversion module, the three-level of anti-systematic parameter wide scope variation is formed
Power control has widened system conditions, is applicable to a variety of wireless charging scenes of electric vehicle；
(3) transmitting coil may be implemented using the compensating for coupling network topology being made of LCC and LC compensating modules in the present invention
Constant-current characteristics；The volume for reducing mobile unit using LC series compensation topologys is used in receiving terminal, reduces cost；
(4) present invention switchs buck topology, Ke Yishi in receiving terminal using transformerless non-isolated single inductance four
The rectification module of existing receiving terminal exports broader variation range, reduces the regulation and control pressure of transmitting terminal pressure regulation pattern；Simultaneously as
Four controllable switching tubes are used, synchronous rectification state can be operated in, to realize the power of higher efficiency and bigger
Density.
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not constitute the improper restriction to the application for explaining the application.
Fig. 1 is the wireless electric energy transmission device knot disclosed by the embodiments of the present invention suitable for anti-systematic parameter wide swings
Composition；
Fig. 2 is that the system program of anti-systematic parameter wide swings controls service chart；
Fig. 3 is the pwm waveform figure under main operation modes of the present invention；
Fig. 3 (a) is the pwm waveform figure of system operating mode 1；
Fig. 3 (b) is the SVPWM space voltage vector relational graphs of system operating mode 2；
Fig. 3 (c) is the pwm waveform figure of system operating mode 3；
Fig. 3 (d) is the pwm waveform figure of system operating mode 4；
Fig. 3 (e) is the pwm waveform figure of system operating mode 5；
Wherein, 1, three phase mains；2, three phase rectifier module；3, high-frequency inversion module；4, transmitting terminal LCC compensating modules；5、
Receiving terminal LC compensating modules；6, high-frequency rectification module；7, single inductance four switchs non-isolated automatic lifting die block；8, battery；
9, receiving terminal data acquisition module；10, transmitting terminal data acquisition module；11, receiving terminal controller module；12, transmitting terminal controls
Device module.
Specific implementation mode
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
As background technology is introduced, the shadow for being easy to be subjected to compensation for network parameter drift or internal resistance exists in the prior art
Sound can not achieve stable constant voltage/constant current effect, and working range is smaller, cannot again be protected simultaneously when coupling condition wide scope changes
The deficiency for holding high-efficiency operation, in order to solve technical problem as above, it is wide suitable for anti-systematic parameter that present applicant proposes one kind
Range fluctuation wireless electric energy transmission device and method, can coupling condition change and compensation network component parameters drift etc. be
Constant voltage/constant current control is realized in the case of system parameter fluctuation, is suitable for parking static state charging, website intermittent charge, highway spacer region
A variety of charging scenarios such as domain band dynamic charging.
In a kind of typical embodiment of the application, as shown in Figure 1, providing a kind of suitable for the wide model of anti-systematic parameter
The wireless electric energy transmission device of fluctuation is enclosed, which includes three phase mains 1, transmitting terminal and receiving terminal.
The transmitting terminal includes three phase rectifier module 2, high-frequency inversion module 3, transmitting terminal LCC compensating modules 4, transmitting terminal number
According to acquisition module 10 and transmitting terminal controller module 12；
Three phase rectifier module 2 is three-phase bridge rectification circuit, and three pairs of bridge arms are connect with three phase mains 1 respectively, by three-phase
The industrial frequency AC electric rectification of power supply 1 is direct current and passes through the first capacitance C1Carry out voltage regulation filtering；Including 6 metal-oxide-semiconductor Q1-Q6、1
A first capacitance C1；Wherein Q1And Q4、Q3And Q6、Q5And Q2Respectively partner bridge arm, by receiving from transmitting side controller mould
Second pwm control signal of block 12 realizes the DC output voltage U to three phase rectifier modulein1Adjusting.
High-frequency inversion module 3 is H full-bridge inverter circuit, including 4 metal-oxide-semiconductor Q7-Q10And its 4 shunt capacitances；Wherein Q7
And Q9、Q8And Q10A pair of of bridge arm is separately constituted, by receiving the third pwm control signal control from emitting side controller module 12
Metal-oxide-semiconductor switching frequency processed and phase shift angle are to realize frequency-tracking and adjust inversion output high voltage Uin2。
Transmitting terminal LCC compensation networks 4, including the first inductance Lp1, the second capacitance Cp, third capacitance Cp1, transmitting coil Lp；Tool
Body is connected as transmitting coil LpWith third capacitance Cp1Series connection again with the second capacitance CpParallel connection, wherein one end again with the first inductance Lp1String
Connection, and its parameter configuration mode meets following formula：
It is consistent with the natural resonance frequency of receiving terminal LC compensating modules 5 that transmitting terminal LCC compensating modules 4 then can be achieved；Work as height
The natural resonance frequency phase of the working frequency of frequency inverter module 3 and transmitting terminal LCC compensating modules 4 and receiving terminal LC compensating modules 5
Radio energy resonant transmission is realized whens equal；At this point, transmitting coil LpHigh frequency alternating electromagnetic field is generated, by being compensated with receiving terminal LC
Receiving coil L in module 5sResonance coupling transmit energy.
Transmitting terminal data acquisition module 10 is connect respectively with three phase rectifier module 2 and high-frequency inversion module 3, for detecting
The data such as the voltage and current that three phase rectifier module 2 and high-frequency inversion module 3 export, and transmitting is sent to by SPI port
Hold microcontroller.The transmitting terminal data acquisition module 10 includes sequentially connected Hall voltage and current sensor, signal condition
Circuit and ADC analog-digital converters, the ADC analog-digital converters are connect with transmitting terminal microcontroller.
Transmitting terminal controller module 12 include transmitting terminal microcontroller, the 2nd PWM drive modules, the 3rd PWM drive modules,
SPI communication port and the second wireless communication module；
The SPI communication port is connect with transmitting terminal data acquisition module 10, is collected by SPI communication agreement
The data such as the alternating voltage electric current that three phase rectifier module 2 and high-frequency inversion module 3 export；
Second wireless communication module, for receiving the high-frequency rectification module 6 and single electricity that receiving terminal microcontroller is sent out
The voltage and current data that the four non-isolated automatic lifting die block 7 of switch of sense exports, and it is transmitted to the transmitting terminal microcontroller.
Second wireless communication module uses WIFI module.
The transmitting terminal microcontroller, for according to the three phase rectifier module 2, high-frequency inversion module 3 and height acquired
Frequency rectification module 6, single inductance four switch the data runs PID fortune such as voltage and current that non-isolated automatic lifting die block 7 exports
It calculates, generates the duty ratio tune that rational pwm control signal controls metal-oxide-semiconductor in three phase rectifier module 2 by the 2nd PWM drive modules
Save its DC output voltage Uin1；By the 3rd PWM drive modules control in high-frequency inversion module 3 switching frequency of metal-oxide-semiconductor and
Phase shift angle adjusts inversion output high voltage Uin2；, exist to control and receive the output voltage of high-frequency rectification module 6 at end
In one stability range.
The receiving terminal include receiving terminal LC compensation networks 5, high-frequency rectification module 6, single inductance four switch it is non-isolated from
Dynamic lifting die block 7, battery 8, receiving terminal data acquisition module 9 and receiving terminal controller module 11.
Receiving terminal LC compensating modules 5, including the 4th capacitance Cs, receiving coil Ls, the two series connection be followed by high-frequency rectification module 6；
Receiving coil LsResonance is coupled to receive transmitting coil LpThe energy of transmitting.
High-frequency rectification module 6 is single-phase full bridge rectification circuit, including 4 fast recovery diode D1-D4And 1 filter capacitor
Cin, wherein D1And D3、D2And D4Separately constitute a pair of of bridge arm；The high-frequency alternating current that 5 resonance of receiving terminal LC compensation networks is received
It is rectified into direct current.
Single inductance four switchs non-isolated automatic lifting die block 7, including by metal-oxide-semiconductor Q11And Q13、Q12And Q14The two of composition
To bridge arm, two bridge arm midpoints pass through the second inductance LCConnection, a bridge arm two terminate 6 filter capacitor C of high-frequency rectification moduleinAs straight
Stream input, another bridge arm two terminate electric capacity of voltage regulation CoutBattery 8 is given to charge afterwards.
Receiving terminal data acquisition module 9, including sequentially connected Hall current and voltage sensor, signal conditioning circuit and
ADC analog-digital converters；Detection receiving side high-frequency rectification module 6 and single inductance four switch non-isolated automatic lifting die block 7
The data such as the voltage and current of output, and the judgement that receiving side controller module 11 is used as operating mode is sent to by SPI port
Foundation.
Receiving terminal controller module 11, including receiving terminal microcontroller, the first PWM drive modules, SPI communication port and
One wireless communication module；
The SPI communication port is connect with receiving side data acquisition module 9, passes through the collected high frequency of SPI communication agreement
The voltage/current U that rectification 6 exportscin/IcinAnd single inductance four switch voltage that non-isolated automatic lifting die block 7 exports/
Electric current Ucout/IcoutEtc. data, to judge that automatic lifting die block is operated in decompression mode, boost mode and transition mode；
First wireless communication module, for sending high-frequency rectification module and list to the second wireless communication module of transmitting terminal
Inductance four switchs the voltage and current data of non-isolated automatic lifting die block output.First wireless communication module uses
WIFI module.
The receiving terminal microcontroller, it is non-isolated for being switched according to the high-frequency rectification module 6 acquired and single inductance four
The voltage and current data run PID arithmetic that formula automatic lifting die block 7 exports, and then rational first pwm control signal is generated,
4 metal-oxide-semiconductors in non-isolated automatic lifting die block 7 are switched by the first PWM drive modules control list inductance four.
The work for the wireless electric energy transmission device suitable for anti-systematic parameter wide swings that the embodiment of the present invention proposes
Principle is：
When generation coil offset, the systematic parameters influence of fluctuations such as distance change and compensation topology structural detail parameter drift
When system stablizes output, transmitting terminal microcontroller is exported according to the high-frequency rectification module of receiving terminal adjusts the progress of three phase rectifier module
The phase shifting angle of variable duty cycle and high-frequency inversion module, to stablize the high-frequency rectification output of receiving terminal in the reasonable scope；Together
When efficiency tracking realized by the frequency control of high-frequency inversion module working frequency, ensure system high efficiency operation；Receiving terminal micro-control
Device processed changes PWM work schedules according to the output of high-frequency rectification module and the relativeness of automatic lifting module output, makes single inductance
The four non-isolated automatic lifting die blocks of switch operate in suitable operating mode to realize that stable output supplies load.This
Sample forms the three-level power control of anti-systematic parameter wide scope variation.
Fig. 2 is the wireless electric energy transmission device program control service chart suitable for anti-systematic parameter wide swings.Wirelessly
On power transfer after electricity operation, receiving side data acquisition module 9 and emitting side data acquisition module 10 acquire each voltage electricity
Flow data carries out operating mode selection and PID closed loops into receiving side controller module 11 and emitting side controller module 12
Operation, to ensure system high efficiency stable operation.
Fig. 3 is the pwm waveform figure under each operating mode of the system, and Fig. 3 a-3e correspond to 5 operating modes respectively
PWM waveform figure.It is done furtherly according to the operating mode of Fig. 1-Fig. 3 countermeasure system parameter wide swings and operation principle below
It is bright：
Operating mode 1：Frequency-tracking pattern, as shown in Figure 3a, Q7And Q9Waveform is complementary, Q8And Q10Waveform is complementary, and the two is moved
Phase angle α, initialisation switch frequency are f0=ω0/ 2 π, 4 metal-oxide-semiconductors of high-frequency inversion module 3 are according to sequence switch in figure, by sending out
It penetrates side controller module 12 and runs program progress PID closed loop operations adjusting third pwm control signal driving frequency according to fig. 2, from
And the switching frequency f for adjusting high-frequency inversion module carries out frequency-tracking to improve running efficiency of system.
Operating mode 2：Pressure regulation pattern, as shown in Figure 3b, using SVPWM method to three phase rectifier module 2 export into
Row control calculates the index of modulation by emitting side controller module 12, identifies sector and calculates vector section, and calculates as required corresponding
Voltage vector action time is to adjust the direct current output U of three phase rectifier modulein1To make UcinStablize in setting range；If
Adjusting target cannot still be reached, then transmitting terminal controller module 12 change 1 medium-high frequency inverter module of operating mode phase shifting angle α into
Row phase-shift voltage regulating.
Operating mode 3：Decompression mode, as shown in Figure 3c, Ucin>Ucout, Q at this time14It is normally-off, Q12It is normally opened logical, Q11、Q13Mutually
Mend alternate conduction；By receiving terminal controller module 11 according to fig. 2 program carry out PID closed-loop control lists inductance four switch it is non-isolated
The on off state of automatic lifting die block 7 adjusts Q11、Q13Duty ratio makes direct current output stable supplying load battery 8.
Operating mode 4：Boost mode, as shown in Figure 3d, Ucin<Ucout, Q at this time11It is normally opened logical, Q13It is normally-off, Q12、Q14Mutually
Mend alternate conduction；By receiving terminal controller module 11 according to fig. 2 program carry out PID closed-loop control lists inductance four switch it is non-isolated
The on off state of automatic lifting die block 7 adjusts Q12、Q14Duty ratio makes direct current output stable supplying load battery 8.
Operating mode 5：Transition mode, as shown in Figure 3 e, UcinIt is slightly larger than or is slightly less than Ucout, Q11、Q13Complementation is alternately led
It is logical, Q12、Q14Include decompression mode and boost mode in complementary alternate conduction, i.e. a cycle；By receiving side controller module 11
Program progress PID closed-loop control lists inductance four switchs non-single inductance four and switchs non-isolated automatic lifting die block 7 according to fig. 2
On off state adjusts Q respectively11And Q14Duty ratio, to have adjusted in a cycle pressure-increasning state and decompression state accounting,
Direct current output stable supplying is set to load battery 8.
Another exemplary embodiment of the application provides and a kind of being suitable for anti-systematic parameter wide scope based on above-mentioned
The control method of the wireless electric energy transmission device of fluctuation, includes the following steps：
(1) voltage/current data are obtained：Receiving terminal controller module 11 is connect by the acquisition of receiving terminal data acquisition module 9
The voltage/current U that receiving end high-frequency rectification module 6 exportscin/IcinAnd list inductance four switchs non-isolated automatic lifting die block
The voltage/current U of 7 outputscout/Icout, transmitting terminal controller module 12 pass through the second wireless communication module receive receiving terminal control
The data such as the voltage/current that device module 11 is sent；In addition, transmitting terminal controller module 12 passes through transmitting terminal data acquisition module 10
Obtain the voltage/current U of 2 output of three phase rectifier modulein1/Iin1And the AC voltage/current that high-frequency inversion module 3 exports
Uin2/Iin2Etc. data；
(2) judge working condition：The voltage U that transmitting terminal controller module 12 is exported according to high-frequency rectification module 6cinData
Judge whether in the reasonable output area of setting to change voltage in the second pwm control signal and third pwm control signal
Vector action time controls the output of three phase rectifier module 2 of transmitting terminal and high-frequency inversion module 3 exports；Receive side controller mould
Block 11 is according to UcinAnd UcoutRelativeness judge that single inductance four switchs non-isolated automatic lifting die block 7 and is operated in drop
Die pressing type, boost mode or transition mode；
(3) operating mode is selected：
1. the voltage U that transmitting terminal controller module 12 is exported according to high-frequency inversionin2With electric current Iin2Phase difference judge system
Whether system is in detuning state, if phase difference is more than given threshold, judges that transmitting terminal LCC compensating modules 4 or receiving terminal LC are mended
Repay 5 element of module occur parameter drift cause it is detuning；Then enter operating mode 1：Frequency-tracking pattern, such as Fig. 3 a；PID is carried out to close
The driving frequency for the third pwm control signal that ring operation adjusting is connect with high-frequency inversion module 3, to adjust high-frequency inversion module
3 switching frequency carries out frequency-tracking, finds efficiency of transmission maximal point, reduces detuning degree raising efficiency；
2. judging the voltage U that high-frequency rectification module 6 exportscinWhether setting reasonable output area, if high-frequency rectification mould
The voltage U that block 3 exportscinMore than set reasonable output area, then enter operating mode 2：Pressure regulation pattern, such as Fig. 3 b；Transmitting
Side controller module 12 changes the duty ratio for the second pwm control signal being connect with three phase rectifier module 2, controls three phase rectifier mould
Its DC output voltage of the metal-oxide-semiconductor duty cycle adjustment of block Uin1To make the output of receiving side high-frequency rectification module 6 stablize reasonable
In range；When this adjusting cannot still achieve the goal the phase shift of third pwm control signal that then change is connect with high-frequency inversion module 3
Angle controls the metal-oxide-semiconductor phase shift angle of high-frequency inversion module to adjust inversion output high voltage Uin2, until high-frequency rectification
The output voltage stabilization of module is in the zone of reasonableness of setting.
If 3. the voltage U that high-frequency rectification module 6 exportscinNon-isolated automatic lifting die block 7 is switched more than single inductance four
The voltage U of outputcout, then receiving terminal controller module 11 change the single inductance of control four and switch non-isolated automatic lifting die block
The work schedule of 7 the first pwm control signal makes single inductance four switch non-isolated automatic lifting die block 7 and is operated in work
Pattern 3：Decompression mode, such as Fig. 3 c；Adjustment list inductance four switchs switching tube Q in non-isolated automatic lifting die block 711、Q13It accounts for
Empty ratio, decompression mode make direct current output stable supplying load battery 8；
If 4. the voltage U that high-frequency rectification module 6 exportscinNon-isolated automatic lifting die block 7 is switched less than single inductance four
The voltage U of outputcout, then receiving side controller module 11 change the single inductance of control four and switch non-isolated automatic lifting die block
The first pwm control signal work schedule, so that single inductance four is switched non-isolated automatic lifting die block 7 and be operated in Working mould
Formula 4：Boost mode adjusts single inductance four and switchs switching tube Q in non-isolated automatic lifting die block 7 such as Fig. 3 d12、Q14Duty
Than making direct current output stable supplying load battery 8；
If 5. UcinWith UcoutDifference is less than 1V, then receiving side controller module 11 change the single inductance of control four switch it is non-every
The work schedule of the first pwm control signal from formula automatic lifting die block, makes single inductance four switch non-isolated automatic lifting
Die block 7 is operated in operating mode 5：Transition mode, such as Fig. 3 e；Q is adjusted respectively11And Q14Duty ratio, to have adjusted one
Pressure-increasning state and decompression state accounting, make direct current output stable supplying load battery 8 in period.
With reference to above to the operation principle of the wireless electric energy transmission device suitable for anti-systematic parameter wide swings
Explanation beneficial effects of the present invention are described further：
(1) since coupling mechanism uses LCC/LC series compensation topological structures, make running efficiency of system not by coupling coil
The influence of offset and distance change (i.e. mutual inductance changes), load variation；Since operating mode 2 can be to three phase rectifier module
2 and high-frequency inversion module 3 carry out two-stage pressure-regulating, and operating mode 3-5 carries out rear class DC/DC power managements, makes system in coupling
It can stablize output when closing coil offset and distance change (i.e. mutual inductance changes), load variation；When compensation topology structural elements
So that when compensation network natural resonance frequency drifts about, system enters operating mode 1 and carries out frequency-tracking for part parameter drift
To improve running efficiency of system；
(2) since system has multiple operating modes of multistage controllable operational module and countermeasure system parameter fluctuation,
System conditions have been widened, a variety of wireless charging scenes of electric vehicle are applicable to；
(3) constant-current characteristics of transmitting coil may be implemented in coupling mechanism LCC/LC series compensations topology；Receiving side uses
LC series compensations reduce component number reduces cost to reduce mobile unit volume；
(4) receiving side switchs buck topology using non-isolated single inductance four, can be operated in synchronous rectification pattern, have
Effect reduces loss raising efficiency；Acceptable receiving side high-frequency rectification module exports broader variation range as input, effectively matches
The voltage regulation result of transmitting terminal is closed；Non-isolated DC/DC topologys have cast out the volume of transformer, therefore higher efficiency may be implemented
And the power density of bigger.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (10)
1. a kind of wireless electric energy transmission device suitable for anti-systematic parameter wide swings, characterized in that including transmitting terminal and
Receiving terminal, the transmitting terminal include three phase rectifier module, high-frequency inverter and transmitting terminal LCC compensating modules, the three phase rectifier
Module connects three phase mains, is direct current by the industrial frequency AC electric rectification of three phase mains, and direct current is height through high-frequency inverter inversion
Transmitting terminal LCC compensating modules are transmitted to after frequency alternating current, transmitting terminal LCC compensating modules hand over high frequency using alternating electromagnetic field as carrier
Galvanic electricity turns to be transferred to receiving terminal；The receiving terminal includes that receiving terminal LC compensation circuits, high-frequency rectification module and single inductance four switch
Non-isolated automatic lifting die block, the receiving terminal LC compensation circuits are of coupled connections transmitting terminal LCC compensating modules, receive transmitting
The high-frequency alternating current of LCC compensating modules transmission, high-frequency rectification module is held to be connect with receiving terminal LC compensation circuits, receiving terminal LC is mended
It repays the high-frequency alternating current that circuit receives and is rectified into direct current, and be transferred to single inductance four and switch non-isolated automatic lifting pressing mold
Block, the list inductance four switch non-isolated automatic lifting die block output stable DC and supply electricity to load battery charging.
2. the wireless electric energy transmission device according to claim 1 for anti-systematic parameter wide swings, characterized in that
The three phase rectifier module is three-phase bridge rectification circuit, include three pairs of bridge arms being made of six metal-oxide-semiconductors and with a bridge
First capacitance of arm parallel connection；
The high-frequency inverter is H full-bridge inverter circuit, includes two pairs of bridge arms being made of four metal-oxide-semiconductors, each metal-oxide-semiconductor difference
It is parallel with capacitance；
The transmitting terminal LCC compensating modules are the first inductance, the second capacitance, third capacitance and transmitting coil, the transmitting coil
In parallel with the second capacitance again, the connection of one end and the second capacitance and third capacitance of first inductance after connecting with third capacitance
Point connection, the other end are connect with a bridge arm of H full-bridge inverter circuit.
3. the wireless electric energy transmission device according to claim 1 for anti-systematic parameter wide swings, characterized in that
The receiving terminal LC compensating modules include the 4th capacitance and receiving coil；4th capacitance and receiving coil series connection are followed by
High-frequency rectification module；
The high-frequency rectification module includes two pairs of bridge arms being made of four fast recovery diodes and the filtering in parallel with a bridge arm
Capacitance；
It includes two pairs of bridge arms being made of four metal-oxide-semiconductors that the list inductance four, which switchs non-isolated automatic lifting die block, two pairs
By the second inductance connection, the filter capacitor that a bridge arm two terminates high-frequency rectification module is inputted as direct current, another at bridge arm midpoint
Bridge arm two charges the battery after terminating electric capacity of voltage regulation.
4. the wireless electric energy transmission device according to claim 1 suitable for anti-systematic parameter wide swings, feature
It is that the receiving terminal further includes receiving terminal data acquisition module, the first PWM drive modules, receiving terminal microcontroller and the first nothing
Line communication module, the receiving terminal data acquisition module switch with high-frequency rectification module and single inductance four non-isolated automatic respectively
Die block connection is lifted, non-isolated automatic lifting die block output is switched for acquiring high-frequency rectification module and single inductance four
Voltage and current data, and receiving terminal microcontroller is sent to by SPI port, receiving terminal microcontroller is according to the data received
Carry out PID arithmetic, generate rational first pwm control signal by the first PWM drive modules control single inductance four switch it is non-every
From metal-oxide-semiconductor in formula automatic lifting die block, at the same also by the first wireless communication module by collected high-frequency rectification module and
Single inductance four switchs the voltage and current data transmission of non-isolated automatic lifting die block output to the transmitting terminal micro-control of transmitting terminal
Device processed.
5. the wireless electric energy transmission device according to claim 1 suitable for anti-systematic parameter wide swings, feature
It is that the transmitting terminal further includes transmitting terminal data acquisition module, the 2nd PWM drive modules, the 3rd PWM drive modules, transmitting terminal
Microcontroller and the second wireless communication module, the transmitting terminal data acquisition module respectively with three phase rectifier module, high-frequency inversion
Device connects, the voltage and current data for acquiring three phase rectifier module and the output of high-frequency inversion module, and passes through SPI port
It is transmitted to transmitting terminal controller module, the second wireless communication module is used to receive the high-frequency rectification module of receiving terminal transmission and single electricity
The voltage and current data of the non-isolated automatic lifting die block output of four switch of sense, and it is transmitted to transmitting terminal microcontroller, emit
End microcontroller is whole according to the voltage and current data and high frequency of three phase rectifier module and high-frequency inversion the module output received
The voltage and current data that flow module and single inductance four switch non-isolated automatic lifting die block output carry out PID arithmetic, generate
Rational second pwm control signal controls metal-oxide-semiconductor duty ratio in three phase rectifier module by the 2nd PWM drive modules, generates conjunction
The third pwm control signal of reason controls the switching frequency and phase shifting angle of metal-oxide-semiconductor in high-frequency inverter by the 3rd PWM drive modules
Degree.
6. the wireless electric energy transmission device suitable for anti-systematic parameter wide swings according to claim 4 and 5, special
Sign is that the transmitting terminal data acquisition module and receiving terminal data acquisition module respectively include sequentially connected Hall voltage and electricity
Flow sensor, signal conditioning circuit and ADC analog-digital converters.
7. the wireless electric energy transmission device suitable for anti-systematic parameter wide swings as described in any one of claim 1-6
Control method, characterized in that include the following steps：
(1) the voltage and current data of transmitting terminal data collecting module collected three phase rectifier module and the output of high-frequency inversion module, and
It is transmitted to transmitting terminal controller module, receiving terminal data collecting module collected high-frequency rectification module and single inductance four switch non-isolated
The voltage and current data of formula automatic lifting die block output, and it is transmitted to receiving terminal controller module, while will be collected
The voltage and current data transmission that high-frequency rectification module and single inductance four switch non-isolated automatic lifting die block output is extremely sent out
Penetrate side controller module；
(2) operating mode is selected：
Whether the phase difference for the voltage and current that transmitting terminal controller module is exported according to high-frequency inverter judges system in mistake
Humorous state, if phase difference is more than given threshold, decision-making system is in detuning state, into frequency-tracking pattern；
Transmitting terminal controller module judges the voltage data of high-frequency rectification module output whether in the reasonable output area of setting,
If being more than set reasonable output area, enter pressure regulation pattern；
The voltage that receiving terminal controller module is exported according to high-frequency rectification module switchs non-isolated automatic lifting with single inductance four
The relativeness of the voltage of die block output, judges that single inductance four switchs the operating mode of non-isolated automatic lifting die block.
8. the controlling party of the wireless electric energy transmission device according to claim 7 suitable for anti-systematic parameter wide swings
Method, characterized in that the phase difference for the voltage and current that the transmitting terminal controller module is exported according to high-frequency inverter judges system
Whether system is in detuning state, if phase difference is more than given threshold, decision-making system is in detuning state, into frequency-tracking mould
Formula, including：
Whether the phase difference for the voltage and current that transmitting terminal controller module is exported according to high-frequency inverter judges system in mistake
Humorous state judges the element hair of transmitting terminal LCC compensating modules and receiving terminal LC compensating modules if phase difference is more than given threshold
Raw parameter drift causes system detuning, into frequency-tracking pattern, carries out PID closed loop operation adjusting control high-frequency inversion modules
The driving frequency of third pwm control signal carries out frequency-tracking to adjust metal-oxide-semiconductor switching frequency in high-frequency inversion module.
9. the controlling party of the wireless electric energy transmission device according to claim 7 suitable for anti-systematic parameter wide swings
Method, characterized in that whether the voltage data for judging the output of high-frequency rectification module is in reasonable output area, if more than set
Reasonable output area, then enter pressure regulation pattern, including：
Judge high-frequency rectification module output voltage whether setting reasonable output area, if high-frequency rectification module output electricity
Pressure is more than set reasonable output area, then enters pressure regulation pattern, and transmitting terminal controller module changes control three phase rectifier mould
The duty ratio of second pwm control signal of block controls its DC output voltage of metal-oxide-semiconductor duty cycle adjustment in three phase rectifier module,
If the voltage of high-frequency rectification module output has not been met set reasonable output area, transmitting terminal controller module changes control
The phase shift angle of the third pwm control signal of high-frequency inversion module processed, control high-frequency inversion module in metal-oxide-semiconductor phase shift angle to
Inversion output high voltage is adjusted, until the output voltage stabilization of high-frequency rectification module is in the zone of reasonableness of setting.
10. the control of the wireless electric energy transmission device according to claim 7 suitable for anti-systematic parameter wide swings
Method, characterized in that the voltage according to the output of high-frequency rectification module switchs non-isolated automatic lifting pressure with single inductance four
The relativeness of the voltage of module output, judges that single inductance four switchs the operating mode of non-isolated automatic lifting die block, wraps
It includes：
If the voltage of high-frequency rectification module output is more than the voltage that single inductance four switchs non-isolated automatic lifting die block output,
Then receiving terminal controller module changes the first pwm control signal that control list inductance four switchs non-isolated automatic lifting die block
Work schedule, so that single inductance four is switched non-isolated automatic lifting die block and be operated in decompression mode, adjust single inductance four and open
Two switching tube duty ratios on a pair of of bridge arm are closed in non-isolated automatic lifting die block, direct current output stable supplying load electricity is made
Pond；
If the voltage of high-frequency rectification module output is less than the voltage that single inductance four switchs non-isolated automatic lifting die block output,
Then receiving terminal controller module changes the first pwm control signal that control list inductance four switchs non-isolated automatic lifting die block
Work schedule, so that single inductance four is switched non-isolated automatic lifting die block and be operated in boost mode, adjust single inductance four and open
Two switching tube duty ratios on another pair bridge arm are closed in non-isolated automatic lifting die block, direct current output stable supplying is made to load
Battery；
If the voltage of high-frequency rectification module output switchs the voltage phase of non-isolated automatic lifting die block output with single inductance four
Difference is less than 1V, then receiving terminal controller module change control list inductance four switchs the first of non-isolated automatic lifting die block
The work schedule of pwm control signal makes single inductance four switch non-isolated automatic lifting die block and is operated in transition mode, adjustment
Single inductance four switchs two pairs of bridge arm upper switch pipe duty ratios in non-isolated automatic lifting die block, to have adjusted a cycle
Interior pressure-increasning state and decompression state accounting, make direct current output stable supplying load battery.
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