CN110165907A - A kind of multi-functional high-density power unit applied to vehicle-mounted energy storage type guide rail electric car - Google Patents
A kind of multi-functional high-density power unit applied to vehicle-mounted energy storage type guide rail electric car Download PDFInfo
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- CN110165907A CN110165907A CN201910245918.5A CN201910245918A CN110165907A CN 110165907 A CN110165907 A CN 110165907A CN 201910245918 A CN201910245918 A CN 201910245918A CN 110165907 A CN110165907 A CN 110165907A
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- Prior art keywords
- guide rail
- electric car
- vehicle
- energy storage
- frame assembly
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Classifications
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- 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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/20909—Forced ventilation, e.g. on heat dissipaters coupled to components
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention belongs to guide rail electric car technical fields, it is related to power cell, more particularly to a kind of multi-functional high-density power unit applied to vehicle-mounted energy storage type guide rail electric car, including radiator, the top installation of radiator has the IGBT module of three-phase inversion, single-phase copped wave and energy control function, and the side of radiator is equipped with the first frame assembly, the second frame assembly；The top of IGBT module is equipped with composite bus bar, configuration plate, is equipped with Absorption Capacitance on composite bus bar；The top of composite bus bar is equipped with drive plate assemblies, and the both ends of drive plate assemblies are fixed with the first frame assembly, the installation of the second frame assembly respectively；Power connector is installed in drive plate assemblies, is provided with protective plate above drive plate assemblies.By using the design of the IGBT structure of bridge arm encapsulation, entire main circuit is made to have the function of three-phase inversion, single-phase copped wave and energy hole, and entire power cell has density big, the high feature of space utilization rate.
Description
Technical field
The invention belongs to guide rail electric car technical field, it is related to power cell, more particularly to a kind of applied to vehicle-mounted energy storage type
The multi-functional high-density power unit of guide rail electric car.
Background technique
With the development of power electronics technology, Technics of Power Electronic Conversion system puts forward higher requirements efficiency and volume.
On the one hand, it is desirable to which all power devices are integrated in a power cell；On the one hand wish that the power cell integrated is most again
Possible lightweight, miniaturization；The demand for how balancing these two aspects is the direction of all Semiconductor Converting Technology researchs.
Currently, the function of power cell is relatively simple in unsteady flow cabinet body, or only rectification function or inversion function,
Or copped wave function, functional mapping, power cell could be completed by carrying out electrical connection in outside often through two or three of power cells
A big chunk volume of converter cabinet, and the path length being electrically connected can be occupied with electrical connection, direction is indefinite,
The electromagnetic environment of generation is complicated, to interfere with other low-voltage electrical apparatuses in converter cabinet body, or even influences current transformer work
Reliability.
Summary of the invention
It is an object of the invention to overcome the above-mentioned prior art, provide a kind of applied to vehicle-mounted energy storage type guide rail electricity
The multi-functional high-density power unit of vehicle has the function of three-phase inversion, single-phase copped wave function and energy control function, overcomes existing
The problem for having power Elementary Function single.
To achieve the above object, the present invention provides the following technical scheme that
A kind of multi-functional high-density power unit applied to vehicle-mounted energy storage type guide rail electric car, comprising: radiator, it is described
The top installation of radiator includes the IGBT module of three-phase inversion, single-phase copped wave and energy control function, the heat dissipation dress
The side set is equipped with the first frame assembly, the second frame assembly, and first frame assembly is oppositely arranged with the second frame assembly；
The top of the IGBT module is equipped with composite bus bar, configuration plate, is equipped with Absorption Capacitance on the composite bus bar；The compound mother
The top of row be equipped with drive plate assemblies, the both ends of the drive plate assemblies respectively with the first frame assembly, the second frame assembly
Installation is fixed；Power connector is installed in the drive plate assemblies, is provided with protective plate above the drive plate assemblies.
Further, the IGBT module includes the IGBT of bridge arm encapsulation, and the drive plate assemblies, configuration plate are and bridge arm
The IGBT of encapsulation is adapted.
Further, the radiator uses air-cooled radiator, and the copper pipe of the air-cooled radiator is combined with fin,
The copper pipe is embedded on the heat-radiating substrate of air-cooled radiator, and the heat generated that IGBT module can work quickly is transferred to air-cooled
On the radiating fin of radiator, for more common air-cooled radiator, heat radiation power is bigger, transmits the speed of heat faster.
Further, it is also equipped with temperature protective device on the heat-radiating substrate, when spreader surface temperature is more than to limit
It is disconnected after value, entire work system is protected.
Further, first frame assembly is also connected with insulating supporting seat, for guaranteeing the connecting pin of composite bus bar
With exterior insulation.
Further, first frame assembly is located at the side power cell A, and second frame assembly is located at power list
First side D, the side the power cell D are the opposite side of the side power cell A.
Further, the power cell further includes interface, and the interface includes the high pressure for being distributed in the side power cell A
Exchange interface, be distributed in the side power cell B high voltage direct current interface, be distributed in the side power cell C low-voltage interface and point
It is distributed in the mechanical interface at four angles of radiator, the side the power cell B, the side power cell C are the side power cell A
Adjacent side；High voltage ac/dc interface is distributed in different directions by composite bus bar, makes full use of space.
Further, the air duct side in the interface direction and air-cooled radiator of the high-voltage alternating interface, high voltage direct current interface
To parallel.
Further, the protective plate includes protection lower plate and protection upper plate, and the protection lower plate and protection upper plate are removable
Unload connection.
Further, the low-voltage interface is installed on the shield plates by low voltage connector.
Compared with prior art, technical solution provided by the invention includes following the utility model has the advantages that by using with three-phase
The design of the IGBT module of inversion, single-phase copped wave and energy control function, so that entire main circuit has three-phase inversion, single-phase cuts
Involve the function of energy hole, and entire power cell has density big, the high feature of space utilization rate.
In addition, selecting mixing air-cooled radiator, combined by being laid with copper pipe on the surface of air-cooled radiator with fin, into
And the conducting power of air-cooled radiator is improved, improve the heat-sinking capability of air-cooled radiator；Simultaneously, it is contemplated that the structure of power cell
High Density Integration, in the selection design of the component of power cell, configuration plate, driving plate are all made of driving bridge arm IGBT encapsulation
Design；In order to make full use of the space of power cell, high voltage ac/dc interface is distributed in different directions by composite bus bar.
Detailed description of the invention
Fig. 1 is the electrical of the multi-functional high-density power unit provided by the invention applied to vehicle-mounted energy storage type guide rail electric car
Schematic diagram；
Fig. 2 is the structure of the multi-functional high-density power unit provided by the invention applied to vehicle-mounted energy storage type guide rail electric car
Schematic diagram；
Fig. 3 is the IGBT of the multi-functional high-density power unit provided by the invention applied to vehicle-mounted energy storage type guide rail electric car
Layout；
Fig. 4 is the interface of the multi-functional high-density power unit provided by the invention applied to vehicle-mounted energy storage type guide rail electric car
Schematic diagram.
Wherein: 1 is radiator；2 be IGBT module；3 be the first frame assembly；4 be insulating supporting seat；5 be the second frame
Frame component；6 be Absorption Capacitance；7 be composite bus bar；8 be drive plate assemblies；9 be protection lower plate；10 be protection upper plate；11 be electricity
Source connector；12 be configuration plate；13 be high-voltage alternating interface；14 be high voltage direct current interface；15 be low-voltage interface；16 connect for machinery
Mouthful；17 be barricade.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they are only and appended power
The example of device be described in detail in sharp claim, that some aspects of the invention are consistent.
In order to make those skilled in the art more fully understand technical solution of the present invention, with reference to the accompanying drawings and embodiments
Present invention is further described in detail.
Embodiment 1
Referring to fig. 2 shown in -4, the present invention provides a kind of multi-functional high density applied to vehicle-mounted energy storage type guide rail electric car
Power cell, comprising: the top installation of radiator 1, radiator 1 includes three-phase inversion, single-phase copped wave and energy hole function
Can IGBT module 2, the side of radiator 1 is equipped with the first frame assembly 3, the second frame assembly 5, the first frame assembly 3 with
Second frame assembly 5 is oppositely arranged；The top of IGBT module 2 is equipped with composite bus bar 7, configuration plate 12, is equipped on composite bus bar 7
Absorption Capacitance 6；The top of composite bus bar 7 be equipped with drive plate assemblies 8, the both ends of drive plate assemblies 8 respectively with the first frame set
Part 3, the installation of the second frame assembly 5 are fixed；Power connector 11 is installed, the top of drive plate assemblies 8 is set in drive plate assemblies 8
It is equipped with protective plate.
Further, IGBT module 2 includes the IGBT of bridge arm encapsulation, and drive plate assemblies 8, configuration plate 12 are encapsulated with bridge arm
IGBT be adapted.
Further, radiator 1 uses air-cooled radiator, and the copper pipe of air-cooled radiator is combined with fin, copper pipe edge
On the heat-radiating substrate of air-cooled radiator, the heat generated that IGBT module can work quickly is transferred to dissipating for air-cooled radiator
On hot fin, for more common air-cooled radiator, heat radiation power is bigger, transmits the speed of heat faster.
Further, it is also equipped with temperature protective device on heat-radiating substrate, after spreader surface temperature is more than limit value
It disconnects, entire work system is protected.
Further, the first frame assembly 3 is also connected with insulating supporting seat 4, for guarantee the connecting pin of composite bus bar 7 with
Exterior insulation.
Further, the first frame assembly 3 is located at the side power cell A, and the second frame assembly 5 is located at the side power cell D
Side, wherein the side power cell D is the opposite side of the side power cell A.
Further, power cell further includes interface, and interface includes the high-voltage alternating interface for being distributed in the side power cell A
13, the high voltage direct current interface 14 of the side power cell B, the low-voltage interface 15 for being distributed in the side power cell C and distribution are distributed in
Mechanical interface 16 in 1 four angles of radiator, the side power cell B, the side power cell C are the side power cell A
Adjacent side；High-voltage alternating interface 13, high voltage direct current interface 14 are distributed in the different directions of power cell by composite bus bar 7, sufficiently benefit
With the space of power cell.
Further, the air duct side in the interface direction and air-cooled radiator of high-voltage alternating interface 13, high voltage direct current interface 14
To parallel.
Further, protective plate includes protection lower plate 9 and protection upper plate 10, and protection lower plate 9 and protection upper plate 10 are detachable
Connection；Protection lower plate 9 is surrounded by bending part, and protection lower plate 9 is fixedly installed in power cell by installation through-hole and bolt
On；The upper surface of protection lower plate 9 offers the observation window for the work of real-time monitoring integrated circuit board, which is rectangle
Circular hole.
Further, low-voltage interface 15 is mounted on barricade 17 by low voltage connector.
To sum up, this multi-functional high-density power unit applied to vehicle-mounted energy storage type guide rail electric car provided by the invention,
By using the design of the IGBT module with three-phase inversion, single-phase copped wave and energy control function, so that entire main circuit tool
There is the function of three-phase inversion, single-phase copped wave and energy hole；Mixing air-cooled radiator is selected, by the surface of air-cooled radiator
It is laid with copper pipe to combine with fin, and then improves the conducting power of air-cooled radiator, improve the heat-sinking capability of air-cooled radiator；Together
When, it is contemplated that the structure High Density Integration of power cell configures plate, driving plate in the selection design of the component of power cell
It is all made of the design of driving bridge arm IGBT encapsulation；In order to make full use of the space of power cell, composite bus bar is by high voltage ac/dc
Interface is distributed in different directions.
Embodiment 2
On the basis of embodiment 1, provided by the invention applied to the more of vehicle-mounted energy storage type guide rail electric car in conjunction with Fig. 1
The electrical schematic diagram of function high-density power unit, which includes three conversion functions, first is that three-phase inversion function；Two
It is single-phase copped wave function；Third is that energy control function.Wherein, three-phase inversion function is by converting direct-current power into alternating-current power for exchange
Motor uses, and energy feedback and consumption are carried out when copped wave function is train braking；Energy control function is the flowing for controlling electric energy
Direction, so that electric energy is flowed towards the direction of needs.
It is shown according to the principle of Fig. 1, if the selection of IGBT considers that 10 IGBT or diode is needed to carry out cloth when single tube
Office and calculating, power density is high, and it is too big to occupy radiator area.It therefore, can be using a bridge arm encapsulation when selecting IGBT
IGBT module be laid out and calculate, main circuit entire so only uses 5 IGBT that can complete, the selection of specific IGBT and function
The layout of each component of rate unit is as follows:
This multi-functional high-density power unit applied to vehicle-mounted energy storage type guide rail electric car, uses 1700V/1400A's
6 IGBT in Fig. 1 with inversion function can be reduced into 3 IGBT by the IGBT of the IGBT of bridge arm encapsulation, bridge arm encapsulation,
And list branch IGBT can complete the function of single-phase copped wave and energy feedback, i.e. the bridge arm envelope of 5 in main circuit 1700V/1400A
The IGBT of dress can be realized the function of three-phase inversion, single-phase copped wave and energy hole, and by calculating, IGBT module overall losses
5KW。
Further, which makes full use of its topology layout, the side power cell A (i.e. power cell shown in Fig. 4
Left end) high-voltage alternating interface 13 is distributed with, high pressure is distributed in the side power cell B (i.e. the rear end of power cell shown in Fig. 4)
Low-voltage interface 15 is distributed in DC interface 14, the side power cell C (i.e. the front end of power cell shown in Fig. 4), radiator
Mechanical interface 16 is distributed in four angles, and mechanical interface 16 is the threaded hole of M8.
In actual application, when the integrated level of power cell is higher, the power loss generated is bigger, to cooling
The requirement of system is higher.Under normal circumstances power loss be higher than 10kW just need using water-cooling, but water-cooling in addition to
Heat-radiating substrate, there are also components such as cooling tower, heat exchanger, cooling lines, the entire bulky complexity of cooling system.
In view of the above problem, radiator 1 can use air-cooled radiator, and the heat pipe of air-cooled radiator is mutually tied with fin
It closes, heat pipe is embedded on the heat-radiating substrate of air-cooled radiator, and the heat generated that IGBT module can work quickly is transferred to air-cooled
On the radiating fin of radiator, for more common air-cooled radiator, heat radiation power is bigger, transmits the speed of heat faster.
Further, it is also equipped with temperature protective device on heat-radiating substrate, after spreader surface temperature is more than limit value
It disconnects, entire work system is protected.
To sum up, the multi-functional high-density power unit provided by the invention applied to vehicle-mounted energy storage type guide rail electric car, by Fig. 1
In with 6 IGBT of inversion function be reduced into 3 IGBT, and list branch IGBT can complete the function of single-phase copped wave and energy feedback
Can, i.e. the IGBT of the bridge arm encapsulation of 5 in main circuit 1700V/1400A can be realized three-phase inversion, single-phase copped wave and energy
The function of control；Radiator 1 selects mixing air-cooled radiator, and is combined by air cooling fin with heat pipe, and then improves wind
The conducting power of cold heat sink, improves radiating efficiency, reduces the volume and weight of cooling system for converter.
The above is only a specific embodiment of the invention, is made skilled artisans appreciate that or realizing this hair
It is bright.Various modifications to these embodiments will be apparent to one skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.
It should be understood that the invention is not limited to the above-mentioned contents having been described, and its model can not departed from
It encloses and carry out various modifications and change.The scope of the present invention is limited only by the attached claims.
Claims (10)
1. a kind of multi-functional high-density power unit applied to vehicle-mounted energy storage type guide rail electric car, which is characterized in that including heat dissipation
Device (1), the top installation of the radiator (1) include the IGBT mould of three-phase inversion, single-phase copped wave and energy control function
The side of block (2), the radiator (1) is equipped with the first frame assembly (3), the second frame assembly (5), first frame set
Part (3) is oppositely arranged with the second frame assembly (5)；The top of the IGBT module (2) is equipped with composite bus bar (7), configuration plate
(12), Absorption Capacitance (6) are installed on the composite bus bar (7)；The top of the composite bus bar (7) is equipped with drive plate assemblies
(8), the both ends of the drive plate assemblies (8) are fixed with the first frame assembly (3), the second frame assembly (5) installation respectively；Institute
It states and is equipped on drive plate assemblies (8) power connector (11), be provided with protective plate above the drive plate assemblies (8).
2. the multi-functional high-density power unit according to claim 1 applied to vehicle-mounted energy storage type guide rail electric car, special
Sign is, the IGBT module (2) includes the IGBT of bridge arm encapsulation, and the drive plate assemblies (8), configuration plate (12) are and bridge arm
The IGBT of encapsulation is adapted.
3. the multi-functional high-density power unit according to claim 1 applied to vehicle-mounted energy storage type guide rail electric car, special
Sign is that the radiator (1) uses air-cooled radiator, and the copper pipe of the air-cooled radiator is combined with fin, the copper
Pipe is embedded on the heat-radiating substrate of air-cooled radiator.
4. the multi-functional high-density power unit according to claim 3 applied to vehicle-mounted energy storage type guide rail electric car, special
Sign is, is also equipped with temperature protective device on the heat-radiating substrate.
5. the multi-functional high-density power unit according to claim 1 applied to vehicle-mounted energy storage type guide rail electric car, special
Sign is that first frame assembly (3) is also connected with insulating supporting seat (4).
6. the multi-functional high-density power unit according to claim 1 applied to vehicle-mounted energy storage type guide rail electric car, special
Sign is that first frame assembly (3) is located at the side power cell A, and second frame assembly (5) is located at power cell D
Side, the side the power cell D are the opposite side of the side power cell A.
7. the multi-functional high-density power unit according to claim 1 applied to vehicle-mounted energy storage type guide rail electric car, special
Sign is, further includes interface, and the interface includes the high-voltage alternating interface (13) for being distributed in the side power cell A, is distributed in function
The high voltage direct current interface (14) of rate unit B side, the low-voltage interface (15) for being distributed in the side power cell C and be distributed in heat dissipation dress
The mechanical interface (16) at (1) four angle is set, the side the power cell B, the side power cell C are the side power cell A
Adjacent side.
8. the multi-functional high-density power unit according to claim 7 applied to vehicle-mounted energy storage type guide rail electric car, special
Sign is, the high-voltage alternating interface (13), the interface direction of high voltage direct current interface (14) and the air channel of air-cooled radiator
In parallel.
9. the multi-functional high-density power list according to claim 1-8 applied to vehicle-mounted energy storage type guide rail electric car
Member, which is characterized in that the protective plate includes protection lower plate (9) and protects upper plate (10), on the protection lower plate (9) and protection
Plate (10) is detachably connected.
10. the multi-functional high-density power according to claim 1-8 applied to vehicle-mounted energy storage type guide rail electric car
Unit, which is characterized in that the low-voltage interface (15) is mounted on barricade (17) by low voltage connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910245918.5A CN110165907A (en) | 2019-03-28 | 2019-03-28 | A kind of multi-functional high-density power unit applied to vehicle-mounted energy storage type guide rail electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910245918.5A CN110165907A (en) | 2019-03-28 | 2019-03-28 | A kind of multi-functional high-density power unit applied to vehicle-mounted energy storage type guide rail electric car |
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| Publication Number | Publication Date |
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| CN110165907A true CN110165907A (en) | 2019-08-23 |
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ID=67638817
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910245918.5A Pending CN110165907A (en) | 2019-03-28 | 2019-03-28 | A kind of multi-functional high-density power unit applied to vehicle-mounted energy storage type guide rail electric car |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111697846A (en) * | 2020-06-10 | 2020-09-22 | 中国第一汽车股份有限公司 | Motor controller and vehicle |
| CN112953348A (en) * | 2021-01-25 | 2021-06-11 | 中国第一汽车股份有限公司 | Double-motor inverter and automobile |
| CN114094842A (en) * | 2020-08-03 | 2022-02-25 | 中车株洲电力机车研究所有限公司 | Converter module |
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| CN204145962U (en) * | 2014-07-04 | 2015-02-04 | 珠海格力电器股份有限公司 | Radiator and variable frequency air conditioner |
| CN205468595U (en) * | 2016-03-11 | 2016-08-17 | 中车青岛四方车辆研究所有限公司 | Integrated energy memory control of charge and discharge's rail vehicle pulls contravariant system |
| CN107171573A (en) * | 2017-07-16 | 2017-09-15 | 中车永济电机有限公司 | Three-phase inversion power model based on bidirectional screw runner water cooling substrate |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204145962U (en) * | 2014-07-04 | 2015-02-04 | 珠海格力电器股份有限公司 | Radiator and variable frequency air conditioner |
| CN205468595U (en) * | 2016-03-11 | 2016-08-17 | 中车青岛四方车辆研究所有限公司 | Integrated energy memory control of charge and discharge's rail vehicle pulls contravariant system |
| CN107171573A (en) * | 2017-07-16 | 2017-09-15 | 中车永济电机有限公司 | Three-phase inversion power model based on bidirectional screw runner water cooling substrate |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111697846A (en) * | 2020-06-10 | 2020-09-22 | 中国第一汽车股份有限公司 | Motor controller and vehicle |
| CN111697846B (en) * | 2020-06-10 | 2021-08-24 | 中国第一汽车股份有限公司 | Motor controller and vehicle |
| CN114094842A (en) * | 2020-08-03 | 2022-02-25 | 中车株洲电力机车研究所有限公司 | Converter module |
| CN114094842B (en) * | 2020-08-03 | 2024-03-01 | 中车株洲电力机车研究所有限公司 | Converter module |
| CN112953348A (en) * | 2021-01-25 | 2021-06-11 | 中国第一汽车股份有限公司 | Double-motor inverter and automobile |
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Application publication date: 20190823 |