CN106452239A - Commutating and voltage-stabilizing control method of power generator of electric vehicle range extender - Google Patents
Commutating and voltage-stabilizing control method of power generator of electric vehicle range extender Download PDFInfo
- Publication number
- CN106452239A CN106452239A CN201610894321.XA CN201610894321A CN106452239A CN 106452239 A CN106452239 A CN 106452239A CN 201610894321 A CN201610894321 A CN 201610894321A CN 106452239 A CN106452239 A CN 106452239A
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- Prior art keywords
- circuit
- voltage
- electric vehicle
- range extender
- output voltage
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
- H02P9/38—Self-excitation by current derived from rectification of both output voltage and output current of generator
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
The invention provides a commutating and voltage-stabilizing control method of a power generator of an electric vehicle range extender, belonging to the technical field of electric vehicle control. The power generator of an electric vehicle range extender works under coordinated control of a trigger circuit, an integrated circuit, a reference circuit, a detection circuit, an oscillation circuit, a power supply circuit and a rectifying circuit, and can output direct current with stable voltage; and an electric voltage-stabilizing controller by taking an integrated circuit as the kernel is adopted, the voltage-stabilizing circuit is simple, the output voltage is stable, the controlling is accurate, safety and reliability are achieved, and the method is applicable to voltage-stabilizing control of the power generator of an electric vehicle range extender.
Description
Technical field
The present invention provides a kind of range extender of electric vehicle generator commutation voltage stabilizing control method, belongs to Control of Electric Vehicles skill
Art field.
Background technology
Magneto has the unstable shortcoming of output voltage, although the voltage stabilizing solving magneto at present is asked
Topic, but its adjust voltage method realized by frame for movement, therefore its precision of voltage regulation low it is impossible to export constant frequency
Rate, the such as patent of invention of No. 27 Granted publications of in October, 1999：Authorization Notice No.：CN1046063C, a kind of voltage-stabilizing permanent magnet generates electricity
The method for stabilizing voltage of machine, by engine, generator, pressure regulation executing agency and sampling control circuit form it is characterised in that：Engine
Output shaft be connected with the rotor of magneto, the stator of magneto is fixedly connected with pressure regulation executing agency, sampling
Control circuit is connected with magneto output end；When PM generator output voltage deviates nominal voltage, sampling controls electricity
This output voltage values is then compared by road with the nominal voltage in reference circuit, and then one electricity of output controls pressure regulation execution
Mechanism；This executing agency drives permanent magnet generator stator to make axially-movable, thus changing between permanent magnet generator stator and rotor
Coupling surface so that rotor cutting magnetic line density change, and then change magneto output voltage values, due to formed
Be a real-time closed-loop control loop, when extraneous factor has influence on the output voltage values of magneto, this closed-loop control
The displacement of loop energy constantly regulate stator, thus by the output voltage value stabilization of magneto on required nominal value.
This magneto mechanically to adjust the position between stator and rotor, thus changing the close of rotor cutting magnetic line
Degree, and then change the output voltage values of magneto, thus reaching the purpose of voltage stabilizing.The voltage stabilizing side of this voltage stabilization permanent magneto generator
Method has that the precision of voltage regulation is not high, and stablizing effect is poor, and increases pressure regulation executing agency and make electric generator structure complicated, and fault rate raises
The problems such as, its serviceability requires further improvement.
Content of the invention
It is an object of the invention to provide one kind can overcome drawbacks described above, control accurately, output voltage stabilization, safe and reliable
Range extender of electric vehicle generator commutation voltage stabilizing control method, its technology contents is：
Range extender of electric vehicle generator commutation voltage stabilizing control method it is characterised in that：Range extender of electric vehicle generator is touching
The coordination of Power Generation Road, integrated circuit, reference circuit, testing circuit, oscillating circuit, power circuit and rectification circuit controls lower work
Make, the direct current of output voltage stabilization；
Power circuit provides stable voltage for integrated circuit, and oscillating circuit provides periodic oscillator signal for integrated circuit,
When range extender of electric vehicle generator starts to rotate, testing circuit constantly detects range extender of electric vehicle generator output voltage U,
And the output voltage detecting U is sent to reference circuit, the benchmark that reference circuit will set in output voltage U and reference circuit
Voltage U0Send the corresponding pin of the integrated error amplifier of IC interior to, if output voltage U is less than reference voltage U0
When, the pulse signal width that integrated circuit sends out narrows, the high electricity of pin output of integrated circuit corresponding N-channel FET
The flat time is elongated, and in triggers circuit, N-channel FET ON time is also elongated, if now the first armature winding JF1Head end A
Current potential highest, the second armature winding JF2When the current potential of head end B is minimum, load current is by the first armature winding JF1Head end A → the
One diode D1→ load the → the five diode D5→ the second armature winding JF2Head end B, forms closed-loop path, and electric automobile increases journey
The output voltage of device generator raises；
With the continuous rising of the U of range extender of electric vehicle generator output voltage, when testing circuit detects to obtain output voltage U
More than the reference voltage U setting in reference circuit0When, the pulse signal width that integrated circuit sends out broadens, integrated circuit pair
The time that the pin of the N-channel FET answered exports high level shortens, N-channel FET ON time in triggers circuit
Shorten, output voltage reduces, and goes round and begins again, by changing the length of N-channel FET ON time in triggers circuit, make electricity
The output voltage of electrical automobile distance increasing unit generator keeps stable.
The present invention compared with prior art, adopts the electronic voltage regulation controller with integrated circuit as core, mu balanced circuit letter
Single, output voltage stabilization, control accurately, safe and reliable it is adaptable to the voltage stabilizing of range extender of electric vehicle generator controls.
Brief description
Fig. 1 is the voltage stabilizing control method flow chart of the embodiment of the present invention.
In figure：1st, triggers circuit 2, integrated circuit 3, reference circuit 4, testing circuit 5, load 6, oscillating circuit 7,
Power circuit 8, the 5th diode D59th, the second armature winding JF210th, the first armature winding JF111st, the first diode D1
12nd, rectification circuit.
The invention will be further described below in conjunction with the accompanying drawings：
Range extender of electric vehicle generator commutation voltage stabilizing control method it is characterised in that：Range extender of electric vehicle generator is touching
Power Generation Road 1, integrated circuit 2, reference circuit 3, testing circuit 4, the coordination control of oscillating circuit 6, power circuit 7 and rectification circuit 12
System is lower to work, the direct current of output voltage stabilization；
Power circuit 7 provides stable voltage for integrated circuit 2, and oscillating circuit 6 provides periodic vibration letter for integrated circuit 2
Number, when range extender of electric vehicle generator starts to rotate, testing circuit 4 constantly detects range extender of electric vehicle generator output electricity
Pressure U, and the output voltage detecting U is sent to reference circuit 3, reference circuit 3 will set in output voltage U and reference circuit 3
Fixed reference voltage U0Send the corresponding pin of error amplifier that integrated circuit 2 is internally integrated to, if output voltage U is less than
Reference voltage U0When, the pulse signal width that integrated circuit 2 sends out narrows, the corresponding N-channel FET of integrated circuit 2
The time that pin exports high level is elongated, and in triggers circuit 1, N-channel FET ON time is also elongated, if now the first electricity
Pivot winding JF1The current potential highest of 10 head end A, the second armature winding JF2When the current potential of 9 head end B is minimum, load current is by the first electricity
Pivot winding JF110 head end A → the first diode D111 → load the 5 → the 5th diode D58 → the second armature winding JF29 head end B,
Form closed-loop path, the output voltage of range extender of electric vehicle generator raises；
With the continuous rising of the U of range extender of electric vehicle generator output voltage, when testing circuit 4 detects to obtain output voltage
U is more than the reference voltage U set in reference circuit 30When, the pulse signal width that integrated circuit 2 sends out broadens, integrated circuit
The time that the pin of 2 corresponding N-channel FETs exports high level shortens, in triggers circuit 1 during the conducting of N-channel FET
Between also shorten, output voltage reduce, go round and begin again, by change triggers circuit 1 in N-channel FET ON time length
Short, make the output voltage of range extender of electric vehicle generator keep stable.
Claims (1)
1. a kind of range extender of electric vehicle generator commutation voltage stabilizing control method it is characterised in that：Range extender of electric vehicle generates electricity
Machine is in triggers circuit（1）, integrated circuit（2）, reference circuit（3）, testing circuit（4）, oscillating circuit（6）, power circuit（7）With
Rectification circuit（12）Coordination control lower work, the direct current of output voltage stabilization；
Power circuit（7）For integrated circuit（2）Stable voltage, oscillating circuit are provided（6）For integrated circuit（2）There is provided periodically
Oscillator signal, range extender of electric vehicle generator start rotate when, testing circuit（4）Constantly detection range extender of electric vehicle is sent out
Motor output voltage U, and the output voltage detecting U is sent to reference circuit（3）, reference circuit（3）By output voltage U and
Reference circuit（3）The reference voltage U of middle setting0Send integrated circuit to（2）The corresponding pin of error amplifier being internally integrated,
If output voltage U is less than reference voltage U0When, integrated circuit（2）The pulse signal width sending out narrows, integrated circuit（2）
The time that the pin of corresponding N-channel FET exports high level is elongated, triggers circuit（1）Middle N-channel FET conducting
Time is also elongated, if now the first armature winding JF1（10）The current potential highest of head end A, the second armature winding JF2（9）Head end B's
When current potential is minimum, load current is by the first armature winding JF1（10）Head end A → the first diode D1（11）→ load（5）→ the five
Diode D5（8）→ the second armature winding JF2（9）Head end B, forms closed-loop path, the output electricity of range extender of electric vehicle generator
Pressure raises；
With the continuous rising of the U of range extender of electric vehicle generator output voltage, work as testing circuit（4）Detect and must export electricity
Pressure U is more than reference circuit（3）The reference voltage U of middle setting0When, integrated circuit（2）The pulse signal width sending out broadens, collection
Become circuit（2）The time that the pin of corresponding N-channel FET exports high level shortens, triggers circuit（1）Middle N-channel field effect
Should pipe ON time also shorten, output voltage reduces, and goes round and begins again, by changing triggers circuit（1）Middle N-channel FET is led
The length of logical time, makes the output voltage of range extender of electric vehicle generator keep stable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610894321.XA CN106452239A (en) | 2016-10-14 | 2016-10-14 | Commutating and voltage-stabilizing control method of power generator of electric vehicle range extender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610894321.XA CN106452239A (en) | 2016-10-14 | 2016-10-14 | Commutating and voltage-stabilizing control method of power generator of electric vehicle range extender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106452239A true CN106452239A (en) | 2017-02-22 |
Family
ID=58174706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610894321.XA Pending CN106452239A (en) | 2016-10-14 | 2016-10-14 | Commutating and voltage-stabilizing control method of power generator of electric vehicle range extender |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102130645A (en) * | 2010-12-23 | 2011-07-20 | 山东理工大学 | Rectification voltage stabilizer of rare earth permanent magnet electric generator for automobile |
| WO2013123531A2 (en) * | 2012-02-16 | 2013-08-22 | Genrh8 Limited | Synchronous electric machine |
| RU151665U1 (en) * | 2014-09-23 | 2015-04-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный исследовательский университет "МЭИ"" | ASYNCHRONIZED SYNCHRONOUS GENERATOR |
| CN104779861A (en) * | 2015-05-05 | 2015-07-15 | 山东理工大学 | Three-phase half-wave pulse type voltage stabilization control method for electric vehicle range extender generator |
| CN104779864A (en) * | 2015-05-05 | 2015-07-15 | 山东理工大学 | Three-phase half-control bridge type current rectification and voltage stabilization control method for electric vehicle range extender generator |
-
2016
- 2016-10-14 CN CN201610894321.XA patent/CN106452239A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102130645A (en) * | 2010-12-23 | 2011-07-20 | 山东理工大学 | Rectification voltage stabilizer of rare earth permanent magnet electric generator for automobile |
| WO2013123531A2 (en) * | 2012-02-16 | 2013-08-22 | Genrh8 Limited | Synchronous electric machine |
| RU151665U1 (en) * | 2014-09-23 | 2015-04-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный исследовательский университет "МЭИ"" | ASYNCHRONIZED SYNCHRONOUS GENERATOR |
| CN104779861A (en) * | 2015-05-05 | 2015-07-15 | 山东理工大学 | Three-phase half-wave pulse type voltage stabilization control method for electric vehicle range extender generator |
| CN104779864A (en) * | 2015-05-05 | 2015-07-15 | 山东理工大学 | Three-phase half-control bridge type current rectification and voltage stabilization control method for electric vehicle range extender generator |
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Application publication date: 20170222 |
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