CN208754619U - (PCC) power and drive motor controller - Google Patents
(PCC) power and drive motor controller Download PDFInfo
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- CN208754619U CN208754619U CN201821064441.8U CN201821064441U CN208754619U CN 208754619 U CN208754619 U CN 208754619U CN 201821064441 U CN201821064441 U CN 201821064441U CN 208754619 U CN208754619 U CN 208754619U
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Abstract
It includes control panel, lamination copper bar, radiator and multiple phase voltage conversion modules that the utility model, which provides a kind of (PCC) power and drive motor controller, the (PCC) power,；Each phase voltage conversion module includes switch on the bridge and bridge switch, and the switch on the bridge and the bridge switch respectively include multiple discrete devices being connected in parallel；The main part of all discrete devices in the multiple phase voltage conversion module is affixed on the upper surface of the bottom plate of the radiator respectively, the lamination copper bar includes flat part, and the flat part of the lamination copper bar and the control panel are successively laminated on the top of the main part of the discrete device；The pin of each discrete device is connected respectively to the flat part and the control panel of the lamination copper bar.The utility model is greatly improved the power density of (PCC) power, while thermal diffusivity is preferable, cost is relatively low, structure is simple, volume and weight is small.
Description
Technical field
The utility model relates to motor fields, more specifically to a kind of (PCC) power and drive motor controller.
Background technique
As country is to the growing interest of environmental protection and energy problem, the development of New-energy electric vehicle is gradually accelerated.Driving
Electric machine controller is the key components and parts of new-energy automobile, and the (PCC) power in controller is to the cost of entire controller, function
Rate density, reliability etc., plays a decisive role.
With reaching its maturity for electric machine controller, the size of the power density of electric machine controller is also increasingly taken seriously,
(PCC) power is the core component of electric machine controller, be influence power density size, heat dissipation performance and cost it is main because
Element.
(PCC) power in existing electric machine controller mainly uses power module, and a power module is integrated with the upper of a phase
Lower bridge.But the electric current of power module is bigger, such as can reach 500A, and price is also very high.In addition, the power of each manufacturer
The definition of each pin of module and position are different, and the structure of power module is also variant, so as to cause power module
Alternative poor, there are greater risks when use.
In addition, discrete device also can be used in (PCC) power.Discrete device has the advantages that cheap, and all producers
Discrete device all uses identical packaged type, and has international standard, but the electric current of discrete device is smaller, such as maximum can only
Accomplish 50A, so as to cause 10 even more discrete devices in parallel are needed in 500A (PCC) power.
Utility model content
The technical problem to be solved by the present invention is to, high for the above-mentioned power module price for being integrated with upper and lower bridge,
Alternative difference and the small problem of discrete device power density provide a kind of (PCC) power and drive motor controller.
The technical solution that the utility model solves above-mentioned technical problem is to provide a kind of (PCC) power, including control panel, folded
Layer copper bar, radiator and multiple phase voltage conversion modules；Each phase voltage conversion module include switch on the bridge and under
Bridge switch, and the switch on the bridge and the bridge switch respectively include multiple discrete devices being connected in parallel；The multiple phase
The main part of all discrete devices in voltage transformation module is affixed on the upper surface of the bottom plate of the radiator, the lamination respectively
Copper bar includes flat part, and the flat part of the lamination copper bar and the control panel are successively laminated on the main part of the discrete device
Top；Multiple pins of each discrete device are respectively perpendicular to the upper surface of the bottom plate of the radiator, and each institute
The pin for stating discrete device is connected respectively to the flat part and the control panel of the lamination copper bar.
In (PCC) power described in the utility model, there is aperture, and each deviding device on the lamination copper bar
The control terminal pin of part passes through the aperture and is connected to the control panel.
In (PCC) power described in the utility model, multiple points of the switch on the bridge of each phase voltage conversion module
Vertical device forms a line, multiple discrete devices of bridge switch form a line, and the switch on the bridge of same phase voltage conversion module
Discrete device and the pin of discrete device of bridge switch be oppositely arranged.
In (PCC) power described in the utility model, the upper surface of the base plate of radiator has insulating heat-conductive plate, and
The discrete device is fixed on the upper surface of the insulating heat-conductive plate by tabletting.
In (PCC) power described in the utility model, the lamination copper bar includes the first copper bar of mutually insulated, second
Copper bar and three third copper bars；Wherein: first copper bar includes three the first battens disposed in parallel and is connected to three
First connecting plate of a first bar end；Second copper bar includes three the second battens disposed in parallel and connection
In the second connecting plate of three second bar ends；Each third copper bar includes two third battens disposed in parallel
And it is connected to the third connecting plate of described two third bar ends；
Three the second battens of second copper bar are superimposed upon one of Article 3 of each third copper bar respectively
On plate, three the first battens of first copper bar are superimposed upon respectively on another third batten of each third copper bar,
And first batten, the second batten and third batten are parallel.
In (PCC) power described in the utility model, has on each first batten and extend vertically up to described first
The first connection pin above batten, have on each second batten gap across two first battens or
The second connection pin above first batten, and each Article 3 are extended vertically up to from the side of first batten
On plate there is the gap across first batten and the second batten to extend vertically up to the third above first batten
Connect pin.
In (PCC) power described in the utility model, first connecting plate includes for connecting positive direct-current bus
One foot, second connecting plate include the second foot for connecting negative DC bus, and three third copper bars are respectively U
Phase output copper bar, V phase exports copper bar and W phase exports copper bar, and the U phase exports copper bar, V phase exports copper bar and W phase is defeated
The third connecting plate of copper bar respectively includes the third foot for connecting U phase output terminals, V phase output terminals, W phase output terminals out
Portion；
The grid of multiple discrete devices of the switch on the bridge of the U phase voltage conversion module is welded to the control
The first connection pin, source electrode that plate, drain electrode are welded to first copper bar is welded to that the U phase exports copper bar
Three connection pins；The grid of multiple discrete devices of the bridge switch of the U phase voltage conversion module is welded to the control
Making sheet, drain electrode, which are welded to the U phase and export third connection pin, the source electrode of copper bar, is welded to second copper bar
Second connection pin；
The grid of multiple discrete devices of the switch on the bridge of the V phase voltage conversion module is welded to the control
The first connection pin, source electrode that plate, drain electrode are welded to first copper bar is welded to that the V phase exports copper bar
Three connection pins；The grid of multiple discrete devices of the bridge switch of the V phase voltage conversion module is welded to the control
Making sheet, drain electrode, which are welded to the V phase and export third connection pin, the source electrode of copper bar, is welded to second copper bar
Second connection pin；
The grid of multiple discrete devices of the switch on the bridge of the W phase voltage conversion module is welded to the control
The first connection pin, source electrode that plate, drain electrode are welded to first copper bar is welded to that the W phase exports copper bar
Three connection pins；The grid of multiple discrete devices of the bridge switch of the W phase voltage conversion module is welded to the control
Making sheet, drain electrode, which are welded to the W phase and export third connection pin, the source electrode of copper bar, is welded to second copper bar
Second connection pin.
In (PCC) power described in the utility model, in the lamination copper bar, the first connection of first copper bar
Second connecting plate of plate and the second copper bar is oppositely arranged with the third connecting plate of three third copper bars.
In (PCC) power described in the utility model, windowing there are three tools on the control panel, and three thirds
The third foot of copper bar is each passed through described opens a window and extends to the top of the control panel.
The utility model also provides a kind of drive motor controller, including (PCC) power as described above.
The (PCC) power and electric machine controller of the utility model have the advantages that through control panel, lamination copper bar
And radiator integrates multiple discrete devices, substantially increases the power density of (PCC) power, while thermal diffusivity preferably,
Cost is relatively low, structure is simple, volume and weight is small.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model (PCC) power embodiment；
Fig. 2 is the schematic diagram of heat sink and discrete device in the utility model (PCC) power embodiment；
Fig. 3 is the schematic diagram of lamination copper bar in the utility model (PCC) power embodiment；
Fig. 4 is the decomposition diagram of lamination copper bar in the utility model (PCC) power embodiment；
Fig. 5 is the schematic diagram of the first copper bar of lamination copper bar in the utility model (PCC) power embodiment；
Fig. 6 is the schematic diagram of the second copper bar of lamination copper bar in the utility model (PCC) power embodiment；
Fig. 7 is the schematic diagram of the third copper bar of lamination copper bar in the utility model (PCC) power embodiment；
Fig. 8 is the connection schematic diagram of discrete device in the utility model (PCC) power；
Fig. 9 is the schematic diagram of the utility model electric machine controller embodiment.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1, being the schematic diagram of the utility model (PCC) power embodiment, the (PCC) power is by multiple discrete devices
4 is integrated, and the (PCC) power can be applied to drive motor controller and realize voltage transformation.(PCC) power packet in the present embodiment
Include control panel 1, lamination copper bar 2, radiator 3 and three phase voltage conversion modules (in practical applications, can adjust as needed
The quantity of phase voltage conversion module).Can be integrated on above-mentioned control panel 1 driving circuit of power device, low-tension supply and its
The necessary circuitry of his motor control.
Each phase voltage conversion module includes switch on the bridge and bridge switch, and switch on the bridge and bridge switch are wrapped respectively
Include multiple discrete devices 4 being connected in parallel.Above-mentioned discrete device 4, which specifically can be used, meets international standard and electric current is lesser partly leads
Body switch.
Specifically, in conjunction with Fig. 2, multiple discrete devices 4 of the switch on the bridge of each phase voltage conversion module form a line, under
Multiple discrete devices 4 of bridge switch form a line, and the discrete device 4 of the switch on the bridge of same phase voltage conversion module and lower bridge
The pin of the discrete device 4 of switch is oppositely arranged.The main part of all discrete devices 4 in three phase voltage conversion modules is distinguished
It is affixed on the upper surface of the bottom plate of radiator 3, and the discrete device 4 of three phase voltage conversion modules constitutes three on radiator 3
The group being separated by.Particularly, the upper surface of 3 bottom plate of radiator has insulating heat-conductive plate 5, and discrete device 4 is fixed on by tabletting 6
The upper surface (upper surface that tabletting 6 can directly be fixed by screws in radiator 3) of insulating heat-conductive plate 5.Certainly, in practical application
In, discrete device 4 can also be fixed on insulating heat-conductive plate 5 by welding manner.
Lamination copper bar 2 includes flat part, and the flat part of the lamination copper bar 2 and control panel 1 are successively laminated on discrete device 4
The top of main part.Multiple pins of each discrete device 4 are respectively perpendicular to the upper surface of the bottom plate of radiator 3, and each point
Multiple pins (pin welding) of vertical device 4 are connected respectively to the flat part and control panel 1 of lamination copper bar 2, and pass through above-mentioned side
Formula realizes that the installation between control panel 1, lamination copper bar 2 and three phase voltage conversion modules is fixed.When carrying out voltage conversion,
Direct current from lamination copper bar 2 is converted to corresponding exchange according to the control signal from control panel 1 by above-mentioned discrete device 4
Electricity, and exported by lamination copper bar 2.
Particularly, there is aperture, thus the control terminal pin of each discrete device 4 on the main part of above-mentioned lamination copper bar 2
It may pass through aperture and be connected to control panel 1.And to be welded convenient for the pin of discrete device 4, lamination copper bar 2 and discrete device 4
The joint face of pin also is located at the upside of lamination copper bar 2 (i.e. backwards to the side of radiator 3).
Above-mentioned (PCC) power is integrated multiple discrete devices 4 by control panel 1, lamination copper bar 2 and radiator 3,
The power density of (PCC) power is substantially increased, while thermal diffusivity is preferable, cost is relatively low, structure is simple, volume and weight is small.
Air-cooled structure can be used in above-mentioned radiator 3, i.e., has radiating fin in the lower surface of the bottom plate of radiator 3, and lead to
It crosses radiating fin and carries out high efficiency and heat radiation.In addition, liquid cooling structure also can be used in radiator 3, i.e., it is logical to increase coolant liquid in radiator 3
Road, and the coolant liquid by flowing through cooling passage radiates.
As shown in figure 3 to figure 7, above-mentioned lamination copper bar 2 specifically may include the first copper bar 22 of mutually insulated, the second copper bar 24 with
And three third copper bars 26；Wherein the first copper bar 22 includes three the first battens 221 disposed in parallel and is connected to three the
First connecting plate 222 of one batten, 221 end；Second copper bar 24 includes three the second battens 241 disposed in parallel and connection
The second connecting plate 242 three 241 ends of the second batten；Each third copper bar 26 includes two third battens disposed in parallel
261 and it is connected to the third connecting plates 262 of two 261 ends of third batten.
Three the second battens 241 of the second copper bar 24 are superimposed upon one of third batten of each third copper bar 26 respectively
On 261.First batten 221 of the first copper bar 22 is located at the upper layer of the second batten 241 of the second copper bar 24, and first copper bar 22
Three the first battens 221 be superimposed upon on another third batten 261 of each third copper bar 26 respectively.First copper bar 22,
After two copper bars 24 and third copper bar 26 are superimposed, and the first batten 221, the second batten 241 and third batten 261 are parallel.
Particularly, the second connecting plate 242 of the first connecting plate 222 of above-mentioned first copper bar 22 and the second copper bar 24, with three
The third connecting plate 262 of a third copper bar 26 is oppositely arranged.And to reduce volume, above-mentioned first connecting plate 222 is perpendicular to the
One batten 221, the second connecting plate 242 is perpendicular to the second batten 241, and in the first copper bar 22, the second copper bar 24 and third copper
After 26 superposition of row, the first connecting plate 222 is stacked with the second connecting plate 242.
It, can be in the first copper bar 22 to guarantee reliably to insulate between the first copper bar 22, the second copper bar 24 and third copper bar 26
Upper layer, between the first copper sheet 22 and the second copper bar 24, between the second copper bar 24 and third copper bar 26 and in third copper bar
26 lower layers increase separately insulating layer.Above-mentioned insulating layer can be process by insulating heat-conduction material, to can also carry out in addition to insulation
It is thermally conductive.
Have for the connection convenient for discrete device 4 and lamination copper bar 2, on every one first batten 221 extend vertically up to this
The first of one batten, 221 top connects pin 2211, has across two the first battens 221 on every one second batten 241
Gap or extend vertically up to the second connection pin 2411 above the first batten 221 from the side of the first batten 221, every 1 the
On three battens 261 there is the gap across the first batten 221 and the second batten 241 to extend vertically up on the first batten 221
The third of side connects pin 2611, and after the superposition of the first copper bar 22, the second copper bar 24 and third copper bar 26, and above-mentioned first
Connection pin 2211, second connects pin 2411, third connection pin 2611 mutually staggers.
In this way, being located at the pin of the discrete device 4 of the lower section of lamination copper bar 2 in turn through between third batten 261
Gap between gap and the first batten 221 between gap, the second batten 241 reaches the top of the first batten 221, thus just
In the pin of the discrete device 4 is welded to control panel 1, the first connection pin 2211, second on lamination copper bar 2 connects
Pin 2411 or third connect pin 2611.
There is the first foot 223 for connecting positive direct-current bus, the second connecting plate 242 on above-mentioned first connecting plate 222
Upper the second foot 243 with for connecting negative DC bus, three third copper bars 26 are respectively that U phase exports copper bar, V phase exports
Copper bar and W phase export copper bar, and U phase exports copper bar, V phase exports copper bar and W phase exports the third connecting plate 262 of copper bar and divides
It does not include the third foot 263 for connecting U phase output terminals, V phase output terminals, W phase output terminals；Three phase voltage conversions
Module is respectively U phase voltage conversion module, V phase voltage conversion module and W phase voltage conversion module.In conjunction with Fig. 8,9, above-mentioned point
The pin of vertical device 4 can be welded to control panel 1 and lamination copper bar 2 in the following manner:
The grid of multiple discrete devices 4 (i.e. Q1) of the switch on the bridge of U phase voltage conversion module is welded to control panel
1, the first connection pin 2211, the source electrode that drain electrode is welded to the first copper bar 22 are welded to the third that U phase exports copper bar
Connect pin 2611；The grid of multiple discrete devices 4 (i.e. Q4) of the bridge switch of U phase voltage conversion module is welded to control
Making sheet 1, drain electrode, which are welded to U phase and export third connection pin 2611, the source electrode of copper bar, is welded to the second copper bar 24
Second connection pin 2411；
The grid of multiple discrete devices 4 (i.e. Q2) of the switch on the bridge of V phase voltage conversion module is welded to control panel
1, the first connection pin 2211, the source electrode that drain electrode is welded to the first copper bar 22 are welded to the third that V phase exports copper bar
Connect pin 2611；The grid of multiple discrete devices 4 (i.e. Q5) of the bridge switch of V phase voltage conversion module is welded to control
Making sheet 1, drain electrode, which are welded to V phase and export third connection pin 2611, the source electrode of copper bar, is welded to the second copper bar 24
Second connection pin 2411；
The grid of multiple discrete devices 4 (i.e. Q3) of the switch on the bridge of W phase voltage conversion module is welded to control panel
1, the first connection pin 2211, the source electrode that drain electrode is welded to the first copper bar 22 are welded to the third that W phase exports copper bar
Connect pin 2611；The grid of multiple discrete devices 4 (i.e. Q6) of the bridge switch of W phase voltage conversion module is welded to control
Making sheet 1, drain electrode, which are welded to W phase and export third connection pin 2611, the source electrode of copper bar, is welded to the second copper bar 24
Second connection pin 2411.
Windowing there are three can having on above-mentioned control panel 1, and the third foot 263 of three third copper bars 26 can be each passed through
One windowing extends to the top of control panel 1, consequently facilitating exchange output connection.
As shown in figure 9, the utility model also provides a kind of drive motor controller, including main control unit 91, driving circuit
92, feedback unit 93, power supply 94, low-voltage power supply circuit 95 and (PCC) power as described above (main control unit 91 and driving electricity
Road 92 can be integrated into the control panel 1 of (PCC) power).In above-mentioned drive motor controller, low-voltage power supply circuit 95 is from power supply 94
Electricity is taken, and is powered for main control unit 91；Driving circuit 92 generates drive level according to the control signal from main control unit 91, and
Each discrete device 4 of switch on the bridge Q1, Q2, Q3 and bridge switch Q4, Q5, Q6 for respectively driving (PCC) power lead on-off
It opens, so that making (PCC) power that will be converted to alternating current from the direct current of power supply 94 is output to motor.Feedback unit 93 is then used for
The output electric current of sampled power component, to realize the closed-loop control of output electric current.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
It is subject to the protection scope in claims.
Claims (10)
1. a kind of (PCC) power, which is characterized in that including control panel, lamination copper bar, radiator and multiple phase voltage moduluss of conversion
Block；Each phase voltage conversion module includes switch on the bridge and bridge switch, and the switch on the bridge and the lower bridge are opened
Pass respectively includes multiple discrete devices being connected in parallel；The main body of all discrete devices in the multiple phase voltage conversion module
Portion is affixed on the upper surface of the bottom plate of the radiator respectively, and the lamination copper bar includes flat part, and the lamination copper bar is flat
Plate portion and the control panel are successively laminated on the top of the main part of the discrete device；Multiple pins of each discrete device
It is respectively perpendicular to the upper surface of the bottom plate of the radiator, and the pin of each discrete device is connected respectively to the lamination
The flat part of copper bar and the control panel.
2. (PCC) power according to claim 1, which is characterized in that have aperture, and each institute on the lamination copper bar
The control terminal pin for stating discrete device passes through the aperture and is connected to the control panel.
3. (PCC) power according to claim 1, which is characterized in that the switch on the bridge of each phase voltage conversion module
Multiple discrete devices form a line, multiple discrete devices of bridge switch form a line, and same phase voltage conversion module
The pin of the discrete device of the discrete device and bridge switch of switch on the bridge is oppositely arranged.
4. (PCC) power according to claim 1, which is characterized in that there is insulation to lead for the upper surface of the base plate of radiator
Hot plate, and the discrete device is fixed on the upper surface of the insulating heat-conductive plate by tabletting.
5. (PCC) power according to claim 1, which is characterized in that the lamination copper bar includes the first bronze medal of mutually insulated
Row, the second copper bar and three third copper bars；Wherein: first copper bar includes three the first battens disposed in parallel and company
Connect the first connecting plate in three first bar ends；Second copper bar include three the second battens disposed in parallel with
And it is connected to the second connecting plate of three second bar ends；Each third copper bar includes two disposed in parallel the
Three battens and the third connecting plate for being connected to described two third bar ends；
Three the second battens of second copper bar are superimposed upon respectively on one of third batten of each third copper bar,
Three the first battens of first copper bar are superimposed upon respectively on another third batten of each third copper bar, and described
First batten, the second batten and third batten are parallel.
6. (PCC) power according to claim 5, which is characterized in that have on each first batten and extend vertically up to
First above first batten connects pin, has across two first battens on each second batten
Gap or extend vertically up to the second connection pin above first batten, and each institute from the side of first batten
Stating on third batten, there is the gap across first batten and the second batten to extend vertically up on first batten
The third of side connects pin.
7. (PCC) power according to claim 6, which is characterized in that the (PCC) power includes three phase voltage moduluss of conversion
Block, and three phase voltage conversion modules are respectively that U phase voltage conversion module, V phase voltage conversion module and W phase voltage turn
Change the mold block；First connecting plate includes the first foot for connecting positive direct-current bus, and second connecting plate includes being used for
The second foot of negative DC bus is connected, three third copper bars are respectively that U phase exports copper bar, V phase exports copper bar and W phase
Copper bar is exported, and the U phase exports copper bar, V phase exports copper bar and W phase exports the third connecting plate of copper bar and respectively includes being used for
Connect the third foot of U phase output terminals, V phase output terminals, W phase output terminals；
The grid of multiple discrete devices of the switch on the bridge of the U phase voltage conversion module is welded to the control panel, leakage
The first connection pin, the source electrode that pole is welded to first copper bar are welded to the third company that the U phase exports copper bar
Connect pin；The grid of multiple discrete devices of the bridge switch of the U phase voltage conversion module be welded to the control panel,
Drain electrode, which is welded to the U phase and exports third connection pin, the source electrode of copper bar, is welded to the second of second copper bar
Connect pin；
The grid of multiple discrete devices of the switch on the bridge of the V phase voltage conversion module is welded to the control panel, leakage
The first connection pin, the source electrode that pole is welded to first copper bar are welded to the third company that the V phase exports copper bar
Connect pin；The grid of multiple discrete devices of the bridge switch of the V phase voltage conversion module be welded to the control panel,
Drain electrode, which is welded to the V phase and exports third connection pin, the source electrode of copper bar, is welded to the second of second copper bar
Connect pin；
The grid of multiple discrete devices of the switch on the bridge of the W phase voltage conversion module is welded to the control panel, leakage
The first connection pin, the source electrode that pole is welded to first copper bar are welded to the third company that the W phase exports copper bar
Connect pin；The grid of multiple discrete devices of the bridge switch of the W phase voltage conversion module be welded to the control panel,
Drain electrode, which is welded to the W phase and exports third connection pin, the source electrode of copper bar, is welded to the second of second copper bar
Connect pin.
8. (PCC) power according to claim 6, which is characterized in that in the lamination copper bar, first copper bar
Second connecting plate of the first connecting plate and the second copper bar is oppositely arranged with the third connecting plate of three third copper bars.
9. (PCC) power according to claim 6, which is characterized in that windowing there are three tools on the control panel, and it is described
The third foot of three third copper bars is each passed through described opens a window and extends to the top of the control panel.
10. a kind of drive motor controller, which is characterized in that including (PCC) power as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821064441.8U CN208754619U (en) | 2018-07-06 | 2018-07-06 | (PCC) power and drive motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821064441.8U CN208754619U (en) | 2018-07-06 | 2018-07-06 | (PCC) power and drive motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208754619U true CN208754619U (en) | 2019-04-16 |
Family
ID=66056809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821064441.8U Active CN208754619U (en) | 2018-07-06 | 2018-07-06 | (PCC) power and drive motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208754619U (en) |
Cited By (1)
| 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 |
-
2018
- 2018-07-06 CN CN201821064441.8U patent/CN208754619U/en active Active
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 |
| CN111697846B (en) * | 2020-06-10 | 2021-08-24 | 中国第一汽车股份有限公司 | Motor controller and vehicle |
| WO2021249221A1 (en) * | 2020-06-10 | 2021-12-16 | 中国第一汽车股份有限公司 | Motor controller and vehicle |
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Address after: 215000 52 tianedang Road, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Huichuan United Power System Co.,Ltd. Address before: 215000 52 tianedang Road, Yuexi Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: SUZHOU HUICHUAN UNITED POWER SYSTEM Co.,Ltd. |
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