CN106427640A - Distributed energy source and electric vehicle wireless power supply integrated system based on magnetic resonance coupling technology - Google Patents
Distributed energy source and electric vehicle wireless power supply integrated system based on magnetic resonance coupling technology Download PDFInfo
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- CN106427640A CN106427640A CN201610970527.6A CN201610970527A CN106427640A CN 106427640 A CN106427640 A CN 106427640A CN 201610970527 A CN201610970527 A CN 201610970527A CN 106427640 A CN106427640 A CN 106427640A
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Classifications
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- 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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- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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- H02J3/383—
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- H02J3/386—
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- H02J5/005—
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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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
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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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T10/72—Electric energy management in electromobility
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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
- 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
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- Engineering & Computer Science (AREA)
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- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to a distributed energy source and an electric vehicle wireless power supply integrated system based on a magnetic resonance coupling technology. The system comprises a distributed energy source power generation system, a resonance magnetic coupling wireless electric energy transmission system and an electric vehicle (EV). The distributed energy source power generation system and the resonance magnetic coupling wireless electric energy transmission system form an organic integrated system by virtue of a form of a direct current micro-grid, and are centralized together in a proper connecting mode by matching with an energy storage system and related electric equipment to meet a charging requirement of the electric vehicle and characteristic control of a renewable energy source, thereby achieving elimination and utilization on the spot of the renewable energy source by the electric vehicle. The invention solves many problems generated by a distributed energy source grid, and avoids a great pressure on the structure and running of a power grid caused by a large amount of electric vehicles which are charged by plugging into the power grid. According to the invention, a resonance magnetic coupling wireless electric energy transmission technology is adopted to supply power to the electric vehicle, and the defects of a conductive charging mode are avoided, which is helpful for promoting popularization of electric vehicles.
Description
Technical field
The invention belongs to electric automobile wireless power technical field, more particularly to a kind of distributed energy be based on magnetic resonance
The electric automobile wireless power integral system of coupling technique.
Background technology
Access in power transmission network with large-scale renewable energy power generation, need long-distance transmissions difference, renewable distributed power generation
Near load end, can effectively reduce transmission losses, with the little and low advantage of flexible, efficiency high, cost of investment, be intelligent electricity
One of important development direction of net.But as distributed power generation is affected by factors such as geographical position and weather condition, intermittently
Property stronger, output less stable and time are upper also inconsistent with load fluctuation, cause peak-valley difference greatly, capacity transfer to electrical network,
Pressure regulation Capability Requirement is higher.And the capacity of current energy-storage system is also limited, it is impossible to which it is distributed to tackle that long-time provides power
The not enough distributed power generation of generating capacity needs 10% ~ 20% spare capacity.Therefore, distributed power generation is subject to a certain extent
Limit.
With the extensive development of electric automobile, as the charging behavior of car owner is often than more random, a large amount of electric automobiles
Insertion grid charging inherently causes huge pressure to electric network composition and operation, affects safety, the economical operation of electrical network, needs
Control is guided to which.
While electrokinetic cell is always the maximum restraining factors of Development of Electric Vehicles, charging batteries of electric automobile is general at present
Using two kinds of basic skills：Contact charges and inductive coupling type charges.At present, what electric automobile charging station stake was adopted is all to pass
The contact charge mode of charging is led, vehicle remains static, and using charging cable, from power supply unit, electric energy is sent to battery
In group.This causes charging station to there is following shortcoming：Charging interval is long；Charging wire heaviness, and need frequently to plug；Charge electricity
Stream larger especially under fast charge mode electric current up to hundreds of amperes, charge in the rainy day or occur existing when cable is aging
Potential safety hazard；Set of cells costliness, and the life-span is shorter；Charging pile interface is frequently plugged, and needs frequently to change, maintainable poor.
A larger shortcoming existing for induction charging is that its transmission range is too short, and the effective propagation path of general industry product only has 2-
3cm, and need machinery to stop being aligned with charge coil in place by automobile.
Content of the invention
In view of the shortcomings of the prior art, the present invention proposes a kind of distributed energy and is based on magnetic resonance coupling technology
Electric automobile wireless power integral system.The present invention is powered to electric automobile using distributed energy nearby, is solved
The problems of the grid-connected generation of distributed energy, it is to avoid a large amount of electric automobiles insertion grid chargings is to electric network composition and operation
Huge pressure is caused, while adopting magnetic resonance coupling wireless power transmission technology, it is to avoid the disadvantage of conduction charging modes presence
End, greatly promotes the development of electric automobile.
For solving above-mentioned technical problem, the present invention is adopted the following technical scheme that：
Distributed energy and the electric automobile wireless power integral system based on magnetic resonance coupling technology, is characterized in that, including：
Distributed energy electricity generation system：Combined based on photovoltaic or wind-force or both and generated electricity；
Magnetic resonance coupling radio energy transmission system：Distributed energy electricity generation system generation electric energy is transferred to electric automobile；
Direct-current grid：It is arranged on distributed energy electricity generation system, energy-storage system, power distribution network and magnetic resonance coupling radio energy to pass
Between defeated system, the unidirectional current for producing distributed energy electricity generation system is carried out by magnetic resonance coupling after DC/AC conversion
Radio energy transmission system is conveyed to electric automobile；
Energy-storage system：During by electric automobile during traveling, the electric energy of kinetic energy generation is transmitted by direct-current grid and is deposited to energy-storage system
Storage, it is possible in electric automobile electric power scarcity, by direct-current grid to charging electric vehicle.
Distributed energy electricity generation system produce electric energy supply charging electric vehicle also have remaining in the case of, by direct current
Micro-capacitance sensor is stored to energy-storage system or is conveyed to electrical network in electrical network peak of power consumption by DC/AC conversion；In distributed energy
When the electric energy that electricity generation system is produced is not enough to charging electric vehicle, the energy for discharging storage is carried out DC/AC and turns by energy-storage system
After changing, charging electric vehicle is conveyed to by the magnetic coupling radio energy transmission system that resonates, by distribution network electric energy if not enough
Supplement；Also electrical network can be stored to energy-storage system by direct-current grid more than electricity in electrical network power consumption low ebb.Do not having
Charging electric vehicle, or the electric energy that distributed energy is produced is more than needed for charging electric vehicle during electric energy, the electric energy that is more than leads to
Cross direct-current grid to charge to energy-storage system, or be conveyed to electrical network
Electric automobile wireless power integral system in above-mentioned distributed energy and based on magnetic resonance coupling technology is described straight
Stream micro-capacitance sensor includes dc bus and is connected to some between dc bus and magnetic resonance coupling radio energy transmission system
DC/AC conversion equipment；And dc bus is connected to distributed energy electricity generation system, distributed energy electricity generation system, energy storage
Some DC/AC conversion equipments and some DC/DC conversion equipments between system, power distribution network；The energy-storage system is turned by DC/DC
Changing device is connected with dc bus.
Electric automobile wireless power integral system in above-mentioned distributed energy and based on magnetic resonance coupling technology, institute
State by the dc bus and institute between distributed energy electricity generation system and the magnetic resonance coupling radio energy transmission system
State converter plant to be associated.The electric energy of distributed energy electricity generation system output sequentially passes through the converter plant, described straight
Stream bus, again through the converter plant, finally enter the magnetic resonance coupling radio energy transmission system, be electric automobile supply
Electricity.
Electric automobile wireless power integral system in above-mentioned distributed energy and based on magnetic resonance coupling technology, institute
The electric energy for stating energy-storage system output enters the dc bus through the converter plant, then through the converter plant, most
Afterwards through the magnetic resonance coupling radio energy transmission system, it is that electric automobile is powered.
Electric automobile wireless power integral system in above-mentioned distributed energy and based on magnetic resonance coupling technology, institute
State system to be followed successively by the priority level that electric automobile is powered from high to low：Distributed energy electricity generation system, energy-storage system and
Power distribution network；When distributed energy electricity generation system and the energy-storage system energy are all not enough to power to electric automobile, by distribution Netcom
Cross resonance magnetic coupling radio energy transmission system to power to electric automobile.
Electric automobile wireless power integral system in above-mentioned distributed energy and based on magnetic resonance coupling technology, institute
State distributed energy electricity generation system and further include photovoltaic generating system, wind generator system and wind and solar hybrid generating system.Light
Photovoltaic generating system and wind generator system individually can be powered, and also can form wind light mutual complementing and send out according to honourable optimum proportioning
Electric system is powered.
Electric automobile wireless power integral system in above-mentioned distributed energy and based on magnetic resonance coupling technology, institute
State wind and solar hybrid generating system and further include generating link, conversion controlling unit and power storage link.
Electric automobile wireless power integral system in above-mentioned distributed energy and based on magnetic resonance coupling technology, institute
State rectification filtering module, oscillation of power module, tracing control that magnetic resonance coupling radio energy transmission system includes to be sequentially connected
Module；It is connected with oscillation of power module for the electromagnetic field emissions unit to charging electric vehicle.
Compared to the prior art, the invention has the advantages that and beneficial effect：1st, can be dropped using renewable energy power generation
Dependence of the low electric automobile to Fossil fuel, realizes low-carbon (LC) truly.2nd, electric automobile and regenerative resource are by micro-
Electrical network is integrated, by the adjustable characteristic of charging electric vehicle, can assist to solve the intermittent problems of regenerative resource, reduce storage
Can system cost.3rd, direct-current micro-grid structure being adopted, voltage order one converting means is only needed between regenerative resource and dc bus, build
This economy is set as, power transmission efficiency is higher.Stationary problem between various regenerative resources, loop current suppression problem can be obtained more
Good solution.Direct current connection is substantially disturbed without harmonic wave factor, therefore has the more preferable quality of power supply.4th, nearby using distribution
The formula energy is powered to electric automobile, solves the problems of the grid-connected generation of distributed energy, while avoiding a large amount of electricity
Electrical automobile insertion grid charging causes huge pressure to electric network composition and operation.5th, distributed energy and electric automobile are accessed and are joined
Electrical network, both coordinate complementation, can more flexible, more easily adjust the running status of electrical network.6th, individually with photovoltaic
On the basis of generating and wind-power electricity generation, it is further proposed that wind and solar hybrid generating system, overcomes simple wind-power electricity generation and photovoltaic to send out
Electric system summer sunshine condition is good, but wind-force is weaker, and winter wind-force is stronger, but the weak shortcoming of sunshine, can meet and persistently supply
The demand of electricity, improves economy and the operational reliability of system.7th, magnetic resonance coupling wireless power mode is adopted, realizes power supply
To the contactless new electric energy access module of on-vehicle battery group, it is that electric automobile provides real-time electric energy supply, overcomes tradition
The low problem of power supply mode high cost, reliability, improves convenience and the safety of electric energy supply, Development of Electric Vehicles is carried
For strong support.
Description of the drawings
Fig. 1 is the allomeric function structural representation of the present invention.
Fig. 2 is wind and solar hybrid generating system structural representation.
Fig. 3 is magnetic resonance coupling radio energy transmission system structural representation.
Specific embodiment
Below by embodiment, and accompanying drawing is combined, the present invention is described in further detail.
Fig. 1 show distributed energy and electric automobile wireless power integral system based on magnetic resonance coupling technology
Allomeric function structural representation.Distributed energy electricity generation system 1 is comprising photovoltaic generating system, wind generator system and wind light mutual complementing
Electricity generation system.Photovoltaic generating system and wind generator system individually can be powered, it is also possible to consider photovoltaic generation and wind-force
Complementarity between generating, both are combined, and according to honourable optimum proportioning, are formed wind and solar hybrid generating system and are powered,
Realize the output of system peak power.
The alternating current that wind power generating set is produced becomes unidirectional current by AC/DC converter plant, enters dc bus 3, so
Afterwards alternating current is become for 2 energy supply of magnetic resonance coupling radio energy transmission system by DC/AC converter plant, magnetic resonance coupling is wireless
Electric energy transmission system 2 is charging electric vehicle using the mode of magnetic resonance coupling.
Photovoltaic module output is directly DC current, enters dc bus 3, Ran Houtong after DC/DC converter plant
Cross DC/AC converter plant and become alternating current for 2 energy supply of magnetic resonance coupling radio energy transmission system, using the side of magnetic resonance coupling
Formula is charging electric vehicle.
The electric current of wind and solar hybrid generating system output is through the unidirectional current for converting, and can be directly entered dc bus 3, then
Alternating current is become for 2 energy supply of magnetic resonance coupling radio energy transmission system by DC/AC converter plant, using magnetic resonance coupling
Mode is charging electric vehicle.
The electric current of energy-storage system output enters dc bus 3 by DC/DC converter plant, is then filled by DC/AC unsteady flow
Put and become alternating current for 2 energy supply of magnetic resonance coupling radio energy transmission system, be electric automobile using the mode of magnetic resonance coupling
Charge.
Electric automobile can not only be used for load charging, generate electricity but also as power supply.In distributed power generation abundance, can be to electricity
Electrical automobile is charged energy storage；And in distributed power generation deficiency, electric automobile can be with feedback electric energy.The electricity that electric automobile sends
Magnetic resonance coupling radio energy transmission system 2, AC/DC converter plant can be sequentially passed through, dc bus 3 is entered, mother can be adjusted
Line voltage, assists to solve the intermittent problems of regenerative resource, or enters energy-storage system 4 by DC/DC converter plant further
Energy storage.
By the control to ac bus points of common connection PCC port switch, it is possible to achieve micro-grid connection and islet operation
The conversion of pattern.Electric automobile not only can be charged in microgrid, also can discharge electric energy in some periods to power distribution network, by optimizing
Management of charging and discharging, electric automobile can strengthen the ability that electrical network receives intermittent power supply as energy-storage system.Meanwhile, distributed
Electric system 1 not only can be charging electric vehicle, also can be incorporated to power distribution network by on-off control, be assisted with electric automobile nearby
Complementation is adjusted, can more flexible, more easily adjust the running status of electrical network.
As shown in Fig. 2 wind and solar hybrid generating system is comprising generating link, conversion controlling unit and power storage link.Send out
Electric link is made up of wind-driven generator and solar photovoltaic assembly, produces electric energy.Conversion controlling unit is by commutator and changer
Composition.Power storage link is made up of accumulator.The three-phase alternating current that wind power generating set is produced passes through uncontrollable three phase rectifier
Device becomes unidirectional current, sends into DC/DC changer after filtering, finally enter dc bus 3 after device.It is direct that photovoltaic module is exported
Being DC current, a counnter attack diode is connect to prevent backward voltage from damaging photovoltaic cell in the direct current outlet of set of cells output
Plate, then through DC/DC changer, finally enter dc bus 3.DC/DC transform part therein is the control ring of peak power
Section, by maximal power tracing MPPT tracing control, the dutycycle for adjusting changer can be realized maximal power tracing, realize system
The output of system peak power.In power storage link, accumulator assume responsibility for the storage work of energy, be the core cell of energy storage, storage
The energy that deposits can be used to due to weather reason wind-light complementary system can not be powered when be supplied to load as stand-by power supply,
The important function of the output of balance electricity generation system electric energy and load bearing part electrical energy demands is played in whole system.
The core for controlling in wind and solar hybrid generating system is exactly maximal power tracing MPPT tracing control, and essence is to seek most
The process of excellent output valve, by the parameter of regulating system under different meteorological conditions and environment, realizes system peak power
Output, the maximum for reaching energy is utilized.While should also be as protecting the trouble free service of accumulator, prevent battery from causing because of super-charge super-discharge
Damage.
As shown in figure 3, magnetic resonance coupling radio energy transmission system 2, by rectification filtering module, oscillation of power module, with
Track control module and four parts of electromagnetic field emissions unit constitute.The unidirectional current of dc bus 3 becomes after DC/AC converter plant
For alternating current, rectification filtering module is entered.Rectification filtering module further includes rectification module and filtration module, and rectification module is used
AC rectification is unidirectional current, filtration module is used for eliminating higher hamonic wave in rectification module output unidirectional current, so as to export
Constant voltage unidirectional current.Power oscillation module is used for being converted to the constant voltage unidirectional current of rectification filtering module output and adapts to bear
The alternating current of frequency requirement is carried, and the frequency of output alternating current can be adjusted according to actual demand.Tracing control module is used for fixed
The position during electric automobile during traveling of position, and signal is sent to oscillation of power module.
Tracing control module is made job acceptance decision, and sends control to oscillation of power module according to electric automobile positional information
System order, is allowed to be connected with electromagnetic field emissions unit, and when realizing electric automobile arrival charge point, electromagnetic field emissions unit is in work
Make state.Meanwhile, tracing control module also can send control command according to electric automobile positional information to oscillation of power module,
It is allowed to cut off the connection with electromagnetic field emissions unit, it is ensured that when electric automobile leaves charge point, electromagnetic field emissions unit is in and stops
Only working condition.
In electromagnetic field emissions unit, transmitting coil is embedded in subsurface, parallel with ground place plane, for launching tuning
The alternating electromagnetic field that circuit is produced.
Claims (8)
1. distributed energy and the electric automobile wireless power integral system based on magnetic resonance coupling technology, is characterized in that, bag
Include：
Distributed energy electricity generation system（1）：Combined based on photovoltaic or wind-force or both and generated electricity；
Resonance magnetic coupling radio energy transmission system（2）：By distributed energy electricity generation system（1）Produce electric energy and be transferred to electronic vapour
Car；
Direct-current grid：It is arranged on distributed energy electricity generation system（1）With resonance magnetic coupling radio energy transmission system（2）It
Between, for by distributed energy electricity generation system（1）The unidirectional current of generation passes through, after carrying out DC/AC conversion, the magnetic coupling radio that resonates
Can Transmission system（2）It is conveyed to electric automobile；
Energy-storage system（4）：During by electric automobile during traveling, the electric energy that kinetic energy is produced is transmitted to energy-storage system by direct-current grid
（4）Storage, it is possible in electric automobile electric power scarcity, by direct-current grid to charging electric vehicle.
2. distributed energy according to claim 1 with based on magnetic resonance coupling technology electric automobile wireless power one
Change system, is characterized in that：The direct-current grid includes dc bus（3）And it is connected to dc bus（3）With resonance magnetic coupling
Close radio energy transmission system（2）Between some DC/AC conversion equipment；And it is connected to dc bus（3）With distributed energy
Source electricity generation system（1）Between some DC/AC conversion equipments and some DC/DC conversion equipments；The energy-storage system（4）Pass through
DC/DC conversion equipment and dc bus（3）Connection.
3. distributed energy according to claim 1 with based on magnetic resonance coupling technology electric automobile wireless power one
Change system, is characterized in that：The distributed energy electricity generation system（1）With the resonance magnetic coupling radio energy transmission system（2）
Between pass through the dc bus（3）With the converter plant（5）Associated；The distributed energy electricity generation system（1）Output
Electric energy sequentially pass through the converter plant（5）, the dc bus（3）, again through the converter plant（5）, finally enter
The resonance magnetic coupling radio energy transmission system（2）, it is that electric automobile is powered.
4. distributed energy according to claim 1 with based on magnetic resonance coupling technology electric automobile wireless power one
Change system, is characterized in that：The energy-storage system（4）The electric energy of output is through the converter plant（5）Enter the dc bus
（3）, then through the converter plant（5）, eventually pass the resonance magnetic coupling radio energy transmission system（2）, it is electronic
Automobile is powered.
5. distributed energy according to claim 1 with based on magnetic resonance coupling technology electric automobile wireless power one
Change system, is characterized in that：The system is followed successively by from high to low to the priority level that electric automobile is powered：Distributed energy generates electricity
System（1）, energy-storage system（4）And power distribution network；When distributed energy electricity generation system（1）And energy-storage system（4）The energy is all not enough
During powering to electric automobile, by power distribution network by the magnetic coupling radio energy transmission system that resonates（2）Power to electric automobile.
6. distributed energy according to claim 1 with based on magnetic resonance coupling technology electric automobile wireless power one
Change system, is characterized in that：The distributed energy electricity generation system（1）Further include photovoltaic generating system, wind generator system
And wind and solar hybrid generating system；Photovoltaic generating system and wind generator system individually can be powered, also can according to scene most
Good proportioning, forms wind and solar hybrid generating system and is powered.
7. distributed energy according to claim 6 with based on magnetic resonance coupling technology electric automobile wireless power one
Change system, is characterized in that：The wind and solar hybrid generating system further includes that generating link, conversion controlling unit and electric energy are deposited
Storage link.
8. distributed energy according to claim 1 with based on magnetic resonance coupling technology electric automobile wireless power one
Change system, is characterized in that：The resonance magnetic coupling radio energy transmission system（2）Including be sequentially connected rectification filtering module,
Oscillation of power module, tracing control module；For the electromagnetic field emissions unit to charging electric vehicle with oscillation of power module even
Connect.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610970527.6A CN106427640A (en) | 2016-10-28 | 2016-10-28 | Distributed energy source and electric vehicle wireless power supply integrated system based on magnetic resonance coupling technology |
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| CN201610970527.6A CN106427640A (en) | 2016-10-28 | 2016-10-28 | Distributed energy source and electric vehicle wireless power supply integrated system based on magnetic resonance coupling technology |
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| CN107482669A (en) * | 2017-07-01 | 2017-12-15 | 国网江苏省电力公司宜兴市供电公司 | For electric automobile and the self-adaption regulation system of distributed photovoltaic power generation system |
| CN107968467A (en) * | 2018-01-08 | 2018-04-27 | 深圳市安和威电力科技股份有限公司 | A kind of adaptive inductive charging collection of convergent current type |
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| CN108832709A (en) * | 2018-07-02 | 2018-11-16 | 中国民航大学 | A kind of wireless electric vehicle charging device based on photovoltaic power generation |
| CN109693561A (en) * | 2017-10-23 | 2019-04-30 | 奥动新能源汽车科技有限公司 | It fills and changes integrated electrical changing station and its system |
| CN112706660A (en) * | 2019-10-25 | 2021-04-27 | 中车株洲电力机车研究所有限公司 | Power supply system, train carriage and propulsion system |
| CN114274801A (en) * | 2020-09-27 | 2022-04-05 | 哈尔滨工业大学 | Output voltage fluctuation suppression method of three-phase dynamic wireless power supply system based on short-distance receiving coil |
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| CN114274801A (en) * | 2020-09-27 | 2022-04-05 | 哈尔滨工业大学 | Output voltage fluctuation suppression method of three-phase dynamic wireless power supply system based on short-distance receiving coil |
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Application publication date: 20170222 |