CN107834823A - A kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller - Google Patents
A kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller Download PDFInfo
- Publication number
- CN107834823A CN107834823A CN201711100157.1A CN201711100157A CN107834823A CN 107834823 A CN107834823 A CN 107834823A CN 201711100157 A CN201711100157 A CN 201711100157A CN 107834823 A CN107834823 A CN 107834823A
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- power supply
- oxide
- transformer
- driving power
- power
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 25
- 238000004804 winding Methods 0.000 claims abstract description 10
- 239000003990 capacitor Substances 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/14—Arrangements for reducing ripples from dc input or output
Abstract
The invention provides a kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller, including flyback sourse control circuit, transformer, diode, filter capacitor and load resistance, the primary side winding of the flyback sourse control circuit connection transformer, the vice-side winding of the transformer exports four tunnels, wherein three tunnels are respectively formed as the power supplys of three upper bridges driving power supplies by diode, filter capacitor, load resistance, the 4th tunnel by 3 commutation diodes formed not altogether but common transformer coil power supply.The present invention isolates compared to upper bridge driving power, the scheme that lower bridge driving power is not isolated, and can suppress caused by stray inductance the circulation of power section and control section on DC；The method that the present invention is electrically isolated completely to compared to 6 tunnels, it is possible to reduce two Transformer Windings, reduce volume of transformer, reduce system cost and fault rate, but still be able to realize that 6 tunnel driving powers not altogether, play a part of suppressing circulation.
Description
Technical field
The invention belongs to driving power technical field, more particularly, to it is a kind of for electric motor car AC machine controller three
Phase metal-oxide-semiconductor driving power.
Background technology
It is traditionally used in the three-phase metal-oxide-semiconductor driving power of electric motor car AC machine controller, a kind of mode is to use 6 tunnels
Completely isolated driving power, the upper down tube of 3 phase bridge arms is driven respectively, this circuit is complicated and cost is higher, another way
It is using the completely isolated driving power in 4 tunnels, wherein 3 tunnels are used separately as 3 upper bridge arm driving powers, the 4th tunnel is used as under three
The public power of bridge arm driving, this mode shortcoming are easy generation circulation, and circuit stability is poor.
The content of the invention
In view of this, the present invention is directed to propose a kind of three-phase metal-oxide-semiconductor for electric motor car AC machine controller drives electricity
Source, circulation can be suppressed to reduce cost colleague.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller, including flyback sourse control circuit,
Transformer, diode, filter capacitor and load resistance, the primary side winding of the flyback sourse control circuit connection transformer,
The vice-side winding of the transformer exports four tunnels, wherein three tunnels are respectively formed as three by diode, filter capacitor, load resistance
Power supply U1, power supply U2, the power supply U3 of individual upper bridge driving power supply, the 4th tunnel is formed not altogether but shared by 3 commutation diodes
Power supply U4, power supply U5, the power supply U6 of transformer coil.
Further, be additionally provided between transformer and the power supply U4, power supply U5, power supply U6 diode, filter capacitor and
Load resistance.
Further, the power supply U1, power supply U2, power supply U3, power supply U4, power supply U5, power supply U6 positive pole are all connected with driving
The power input of dynamic circuit.
Further, under the negative pole VS_U connection U phases of the power supply U4 bridge metal-oxide-semiconductor S poles.
Further, under the negative pole VS_V connection V phases of the power supply U5 bridge metal-oxide-semiconductor S poles.
Further, under the negative pole VS_W connection W phases of the power supply U6 bridge metal-oxide-semiconductor S poles.
Relative to prior art, a kind of three-phase metal-oxide-semiconductor for electric motor car AC machine controller of the present invention drives
Dynamic power supply has the advantage that：
(1) present invention isolates compared to upper bridge driving power, and lower bridge driving power is not isolated the scheme of (altogether), can suppressed
The circulation of power section and control section on DC- caused by stray inductance (L1, L2, L3)；
(2) present invention is compared to the method that 6 tunnels are electrically isolated completely to, it is possible to reduce two Transformer Windings, reduces transformer
Volume, system cost and fault rate are reduced, but still be able to realize that 6 tunnel driving powers not altogether, play a part of suppressing circulation.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is that a kind of three-phase metal-oxide-semiconductor for electric motor car AC machine controller described in the embodiment of the present invention drives electricity
The circuit diagram in source；
Fig. 2 is the circuit diagram of the loop of power circuit metal-oxide-semiconductor described in the embodiment of the present invention.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The present invention provides a kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller, multiple-channel output DC/
D/C power circuit, the power supply that four tunnels of output are electrically isolated from one another, wherein three tunnels are respectively three upper bridge driving power supplies, it is power supply
U1, power supply U2, power supply U3, the 4th tunnel use three commutation diodes, and commutation diode is placed on the negative pole of power supply, forms three tunnels
Not altogether but the power supply U4 of common transformer coil, power supply U5, power supply U6；
The S poles of bridge metal-oxide-semiconductor under power supply U4 negative pole VS_U connection U phases, bridge MOS under power supply U5 negative pole VS_V connection V phases
The S poles of pipe, the S poles of bridge metal-oxide-semiconductor under power supply U6 negative pole VS_W connection W phases；
Power circuit includes：Flyback sourse control circuit, transformer, diode, filter capacitor, load resistance；
Flyback sourse control circuit connects the primary side winding of transformer, i.e., and 1,2 pin；
4 commutation diodes VD4, VD8, VD10, VD12 positive pole connect 9,11,13,15 pins of transformer respectively；
VD4 negative pole connection C9 positive pole, R9 1 pin, C5 positive pole, C6 positive pole, C7 positive pole；
The 10 pin connection C9 of transformer negative pole, R9 2 pin, VD5 negative pole, VD6 negative pole, VD7 negative pole；
C5 negative pole connection VD5 positive pole, is defined as VS-U；
C6 negative pole connection VD6 positive pole, is defined as VS-V；
C7 negative pole connection VD7 positive pole, is defined as VS-W；
VD8 negative pole connection C13 positive pole, R13 1 pin；
The 12 pin connection C13 of transformer negative pole, R13 2 pin；
VD10 negative pole connection C17 positive pole, R17 1 pin；
The 14 pin connection C17 of transformer negative pole, R17 2 pin；
VD12 negative pole connection C18 positive pole, R18 1 pin；
The 16 pin connection C18 of transformer negative pole, R18 2 pin；
Loop of power circuit includes 6 power MOS pipe VT1~VT6,6 groups of drive circuits, equivalent stray inductance L1, L2, L3, with
And driving power U1~U6；
The S pins of the power input of power supply U1 positive pole connection drive circuit, U1 negative pole connection VT1；
The S pins of the power input of power supply U2 positive pole connection drive circuit, U2 negative pole connection VT2；
The S pins of the power input of power supply U3 positive pole connection drive circuit, U3 negative pole connection VT3；
The S pins of the power input of power supply U4 positive pole connection drive circuit, U4 negative pole connection VT4；
The S pins of the power input of power supply U5 positive pole connection drive circuit, U5 negative pole connection VT5；
The S pins of the power input of power supply U6 positive pole connection drive circuit, U6 negative pole connection VT6；
It is equivalent stray inductance L1 between VT4 S pins and DC-；
It is equivalent stray inductance L2 between VT5 S pins and DC-；
It is equivalent stray inductance L3 between VT6 S pins and DC-.
Isolate compared to upper bridge driving power, lower bridge driving power does not isolate the scheme of (altogether), can suppress stray inductance
The circulation of power section and control section on DC- caused by (L1, L2, L3)；
The method being electrically isolated completely to compared to 6 tunnels, it is possible to reduce two Transformer Windings, reduce volume of transformer, reduce
System cost and fault rate, but it still is able to realize that 6 tunnel driving powers not altogether, play a part of suppressing circulation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (6)
- A kind of 1. three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller, it is characterised in that：Including flyback sourse Control circuit, transformer, diode, filter capacitor and load resistance, the flyback sourse control circuit connection transformer Primary side winding, the vice-side winding of the transformer export four tunnels, wherein three tunnels pass through diode, filter capacitor, load resistance point Be not formed as power supply U1, power supply U2, the power supply U3 of three upper bridge driving power supplies, the 4th tunnel is formed not by 3 commutation diodes Altogether but the power supply U4 of common transformer coil, power supply U5, power supply U6.
- 2. a kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller according to claim 1, it is special Sign is：Diode, filter capacitor and load resistance are additionally provided between transformer and the power supply U4, power supply U5, power supply U6.
- 3. a kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller according to claim 1, it is special Sign is：The power supply U1, power supply U2, power supply U3, power supply U4, power supply U5, power supply U6 positive pole are all connected with the electricity of drive circuit Source input.
- 4. a kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller according to claim 1, it is special Sign is：The S poles of bridge metal-oxide-semiconductor under the negative pole VS_U connection U phases of the power supply U4.
- 5. a kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller according to claim 1, it is special Sign is：The S poles of bridge metal-oxide-semiconductor under the negative pole VS_V connection V phases of the power supply U5.
- 6. a kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller according to claim 1, it is special Sign is：The S poles of bridge metal-oxide-semiconductor under the negative pole VS_W connection W phases of the power supply U6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711100157.1A CN107834823A (en) | 2017-11-09 | 2017-11-09 | A kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711100157.1A CN107834823A (en) | 2017-11-09 | 2017-11-09 | A kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller |
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| Publication Number | Publication Date |
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| CN107834823A true CN107834823A (en) | 2018-03-23 |
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| CN201711100157.1A Pending CN107834823A (en) | 2017-11-09 | 2017-11-09 | A kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108768179A (en) * | 2018-07-20 | 2018-11-06 | 珠海格力电器股份有限公司 | Switching power circuit, driving plate and convertible frequency air-conditioner |
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|---|---|---|---|---|
| JP2000262069A (en) * | 1999-03-08 | 2000-09-22 | Sawafuji Electric Co Ltd | Gate power supply circuit |
| US20110012542A1 (en) * | 2009-07-20 | 2011-01-20 | Denso Corporation | Drive system for power switching elements |
| CN102082563A (en) * | 2009-12-01 | 2011-06-01 | 比亚迪股份有限公司 | IGBT (insulated gate bipolar transistor) driver, signal processing method, motor control system and vehicle |
| EP2424089A2 (en) * | 2010-08-31 | 2012-02-29 | Hitachi Automotive Systems, Ltd. | Power supply circuit and power conversion device |
| CN202978695U (en) * | 2012-06-28 | 2013-06-05 | 能极电源(深圳)有限公司 | Common-grounded series-parallel circuit of multipath output power supplies |
| CN203522539U (en) * | 2013-06-28 | 2014-04-02 | 殷天明 | Driving power supply system for electric car |
| CN204794756U (en) * | 2015-06-25 | 2015-11-18 | 深圳市英威腾电气股份有限公司 | Converter |
| CN206490575U (en) * | 2017-01-17 | 2017-09-12 | 北京新能源汽车股份有限公司 | The electric power system of bridge driving power supply under a kind of insulated gate bipolar transistor multiphase |
| CN206585467U (en) * | 2017-03-03 | 2017-10-24 | 苏州斯默通动力技术有限公司 | A kind of electric vehicle motor controller Switching Power Supply |
| CN207459979U (en) * | 2017-11-09 | 2018-06-05 | 天津英捷利汽车技术有限责任公司 | A kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller |
-
2017
- 2017-11-09 CN CN201711100157.1A patent/CN107834823A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000262069A (en) * | 1999-03-08 | 2000-09-22 | Sawafuji Electric Co Ltd | Gate power supply circuit |
| US20110012542A1 (en) * | 2009-07-20 | 2011-01-20 | Denso Corporation | Drive system for power switching elements |
| CN102082563A (en) * | 2009-12-01 | 2011-06-01 | 比亚迪股份有限公司 | IGBT (insulated gate bipolar transistor) driver, signal processing method, motor control system and vehicle |
| EP2424089A2 (en) * | 2010-08-31 | 2012-02-29 | Hitachi Automotive Systems, Ltd. | Power supply circuit and power conversion device |
| CN202978695U (en) * | 2012-06-28 | 2013-06-05 | 能极电源(深圳)有限公司 | Common-grounded series-parallel circuit of multipath output power supplies |
| CN203522539U (en) * | 2013-06-28 | 2014-04-02 | 殷天明 | Driving power supply system for electric car |
| CN204794756U (en) * | 2015-06-25 | 2015-11-18 | 深圳市英威腾电气股份有限公司 | Converter |
| CN206490575U (en) * | 2017-01-17 | 2017-09-12 | 北京新能源汽车股份有限公司 | The electric power system of bridge driving power supply under a kind of insulated gate bipolar transistor multiphase |
| CN206585467U (en) * | 2017-03-03 | 2017-10-24 | 苏州斯默通动力技术有限公司 | A kind of electric vehicle motor controller Switching Power Supply |
| CN207459979U (en) * | 2017-11-09 | 2018-06-05 | 天津英捷利汽车技术有限责任公司 | A kind of three-phase metal-oxide-semiconductor driving power for electric motor car AC machine controller |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108768179A (en) * | 2018-07-20 | 2018-11-06 | 珠海格力电器股份有限公司 | Switching power circuit, driving plate and convertible frequency air-conditioner |
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