CN110014815A - A kind of modular power assembly integration chassis - Google Patents
A kind of modular power assembly integration chassis Download PDFInfo
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- CN110014815A CN110014815A CN201910397841.3A CN201910397841A CN110014815A CN 110014815 A CN110014815 A CN 110014815A CN 201910397841 A CN201910397841 A CN 201910397841A CN 110014815 A CN110014815 A CN 110014815A
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- 230000010354 integration Effects 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000013307 optical fiber Substances 0.000 claims description 4
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical group [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 claims description 3
- 239000000178 monomer Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 230000005611 electricity Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of modular power assembly integration chassis, including battery modules, BMS, power module, master controller, common mode reactor, the battery modules and BMS, which are integrated in one, to be installed in structural member A, the power module and master controller are installed in structural member B, and the common mode reactor, structural member A, structural member B are installed in structural member C.The battery modules are connected by electrical fitting with power module, it is connected between the power module by electrical fitting, the first radiating subassembly is equipped in the power module, the master controller controls the turn-on and turn-off of power module by electrical fitting, is equipped with the second radiating subassembly inside the structural member C.Battery, BMS, motor driver, OBC and BDU are integrated in one, complexity, production and the maintenance cost of power system of electric automobile design is significantly reduced, the utilization rate and cruising ability of interior space can be effectively improved.
Description
Technical field
The present invention relates to a kind of modular power assembly integration chassis, belong to new energy power assembly technical field.
Background technique
In recent years, flourishing with New-energy electric vehicle industry, vehicle electronic device are presented miniaturization, integrate
Change, the trend of high power density.But battery, BMS, electric-motor drive unit in pure electric vehicle power assembly system industry,
DC/DC unit, PDU unit and OBC charhing unit etc. are mostly individually designed, and are mounted in vehicle by the combination in structure,
Cause low power assembly system energy density, control complexity, installation maintenance difficulty, system reliability low and higher cost, it is uncomfortable
Answer the development trend of modularization, integrated, integrated, hardware and software platform, lightweight, intelligence of vehicle etc..
Summary of the invention
The purpose of the present invention is to provide a kind of modular power assembly integration chassis, to solve power in the prior art
Assembly system energy densities are low, control is complicated, installation maintenance is difficult, system reliability is low and the defect of higher cost.
A kind of modular power assembly integration chassis, including battery modules, BMS, power module, master controller, common mode
Reactor, the battery modules and BMS, which are integrated in one, to be mounted in structural member A, the power module and master controller installation
In structural member B, the common mode reactor, structural member A, structural member B are installed in structural member C, and the battery modules pass through electricity
Gas connector is connect with power module, is connected between the power module by electrical fitting, is equipped in the power module
First radiating subassembly, the master controller controls the turn-on and turn-off of power module by electrical fitting, in the structural member C
Portion is equipped with the second radiating subassembly.
Preferably, the battery modules externally draw the first positive port, the first cathode port and the first battery signal end
Mouthful, the battery modules are connected by several single battery head and the tail U-typeds, are connected between the single battery by electrical fitting
It connects, the BMS is integrated in electrical fitting.
Preferably, the power module externally draws the second positive port, the second cathode port, the second battery signal end
Mouth, first control signal port and AC port, the described second positive port, the second cathode port and the second battery signal port
The first positive port, the corresponding company in the first cathode port and the first battery signal port are externally drawn with the battery modules respectively
It connects.
Preferably, the AC port be exchange first port with exchange second port, the exchange second port and phase
The exchange first port of adjacent submodule is connected, and each bridge arm is composed in series by multiple submodule, first submodule in bridge arm
Exchange first port connects common mode reactor as system alternating-current electric port with the second port that exchanges of the last one submodule
Both ends, the Centronics port of the common mode reactor are connected to motor and AC charge port, the exchange first of first module in upper bridge arm
Port connects DC/DC and direct-current charge port as system dc bus port with the second port that exchanges of lower bridge arm tail module.
Preferably, the master controller externally draws sample port and second control signal port, the second control letter
Number port is connect by electrical fitting with the first signal port of multiple power modules.
Preferably, the common mode reactor externally draws reactor exchange Single port, reactor exchange Two-port netwerk and centre
Port, common mode reactor use two monomer reactor commons, one iron core.
Preferably, the electrical fitting is pcb board, copper bar, conducting wire, optical fiber.
Preferably, the high installation space for matching box, DC/DC module, breaker, fuse of installation is preset in the structural member C.
Compared with prior art, advantageous effects of the invention: power assembly integration chassis system uses module
Change Multilevel Inverters topology, current transformer output level number is directly proportional to own power number of modules, and there are more level to export, is low humorous
Wave content, low switching frequency, low-loss operation characteristic, can be bright compared to traditional two level electric machine controllers in motor control
It is aobvious to improve system effectiveness and control precision, noise is reduced, motor service life is increased.Each power module is to each battery modules
It is managed independently and is controlled, increased the energy management between battery modules and the charge/discharge function of AC/DC side, have
Good scalability, reduce system design complexity, significantly reduce power system of electric automobile production and maintenance at
This, can effectively improve the utilization rate and cruising ability of interior space.
Detailed description of the invention
Fig. 1 is power assembly integral structure schematic diagram of the invention；
Fig. 2 is power module architectures schematic diagram of the invention；
Fig. 3 is power assembly control system structural schematic diagram of the invention；
Fig. 4 is battery module structure schematic diagram of the invention；
Fig. 5 is master controller structural schematic diagram of the invention；
Fig. 6 is common mode reactor schematic diagram of the invention；
Fig. 7 is radiating subassembly partial enlargement diagram of the invention；
Fig. 8 is power module A phase partial enlarged view of the invention.
In figure: 1, battery modules；11, the first positive port；12, the first cathode port；13, the first battery signal port；
14, single battery；15,BMS；16, electrical fitting；2, power module；21, the second positive port；22, the second cathode port；
23, the second battery signal end；24, AC port；241, first port is exchanged；242, second port is exchanged；25, the first control letter
Number port；26, system alternating-current electric port；261, upper alternating-current electric port；262, lower alternating-current electric port；27, DC bus
Port, 271, DC bus anode port；272, DC bus cathode port；3, master controller；31, sample port；32, second
Control signal end mouth；4, common mode reactor；41, reactor exchanges Single port；42, reactor exchanges Two-port netwerk；43, intermediate ends
Mouthful；5, the first radiating subassembly；6, structural member A；7, structural member B；8, structural member C；10, the second radiating subassembly.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
A kind of modular power assembly integration chassis is disclosed as shown in figures 1-8, a kind of modular power as shown in Figure 1
Assembly integration chassis, including battery modules 1, BMS15, power module 2, master controller 3, common mode reactor 4, the battery mould
1 and BMS15 of group, which is integrated in one, to be mounted in structural member A6, and the power module 2 and master controller 3 are installed on structural member B7
In, the common mode reactor 4, structural member A6, structural member B7 are installed in structural member C8, and the battery modules 1 are by electrically connecting
Fitting is connect with power module 2, is connected between the power module 2 by electrical fitting 16, is equipped in the power module 2
First radiating subassembly 5, the master controller 3 control the turn-on and turn-off of power module 2, the structure by electrical fitting 16
The second radiating subassembly 10 is equipped with inside part C8,5 two sides of the first radiating subassembly is mounted on power module 2, and described second dissipates
Hot component 10 is integrated in structural member C8, and inserted sheet is close to the two sides of single battery 14.
Specifically as shown in figure 4, the battery modules 1 externally draw the first positive port 11,12 and of the first cathode port
First battery signal port 13, the battery modules 1 are connected by several 14 head and the tail U-typeds of single battery, the single battery 14
Between connected by electrical fitting 16, the BMS15 is integrated in electrical fitting 16, and BMS monitors the work of battery modules 1
State has saved the installation space of BMS, and the shape of battery modules 1 and capacity can arbitrarily be changed by the quantity of single battery 14
Become.
Specific as shown in Figures 2 and 3, the power module 2 externally draws the second positive port 21, the second cathode port
22, the second battery signal port 23,25 mouthfuls of first control signal end and AC port 24, the described second positive port 21, second
It is negative that the first positive port 11, first is externally drawn in cathode port 22 and the second battery signal port 23 with the battery modules respectively
Extreme mouth 12 and the first battery signal port 13 are correspondingly connected with, and power module 2 controls the charge and discharge process of battery modules 1, actively
Balanced, Fault Isolation, when the battery between battery modules 1 occurs unbalanced, in the feelings for keeping system external output power constant
Under condition, the power that the corresponding battery modules 1 of regulation power module 2 externally export, to realize that the active energy of battery is balanced, together
When, battery modules 1 are that power module 2 provides energy.
Specifically, the AC port 24 is exchange first port 241 and exchanges second port 242, it is described to exchange second
Port 242 is connected with the first port 241 that exchanges of adjacent submodule, and each bridge arm is composed in series by multiple submodule, in bridge arm
The exchange first port 241 of first submodule is used as system alternating current with the second port 242 that exchanges of the last one submodule
The both ends of 26 linked reactor 4 of gas port, the Centronics port 43 of the common mode reactor 4 are connected to motor and AC charge port,
The exchange first port 241 of first module is used as system dc female with the second port 242 that exchanges of lower bridge arm tail module in upper bridge arm
Line end mouth 27 connects DC/DC and direct-current charge port, and system alternating-current electric port 26 realizes that motor driven in vehicle, exchange are quickly filled
Electricity, exchange V2V, the function of exchanging V2G, ancillary equipment in the power control and vehicle of alternating current-direct current side is realized in DC bus port 27
Power supply, direct current quick charge, direct current V2V, direct current V2G function.Meanwhile by changing series power module 2 in bridge arm
Number or the quantity by changing single battery of connecting in battery modules adjust the power grade and capacity of system, are applicable to difference
The New-energy electric vehicle of power grade effectively improves the utilization rate and cruising ability of interior space.
As shown in figure 3, sharing 24 power modules 2 and a master controller 3 in figure, every 8 power modules 2 constitute one
Phase, every phase are made of upper and lower bridge arm, and upper and lower bridge arm is made of 4 power modules 2 respectively.Specific connection side between power module 2
Formula are as follows: the exchange second port 242 of power module 2A1 connects the exchange first port 241 of adjacent power module 2A2, power mould
The exchange second port 242 of block 2A2 connects the exchange first port 241 of power module 2A3, the exchange second of power module 2A3
Port 242 connects the exchange first port 241 of power module 2A4, and the exchange second port 242 of power module 2A5 connects power
The exchange first port 241 of module 2A6, the exchange second port 242 of power module 2A6 connect the exchange the of power module 2A7
Single port 241, the exchange second port 242 of power module 2A7 connect the exchange first port 241 of power module 2A8.
The exchange first port 241 of power module 2A1 is used as system dc bus anode port 271, power module 2A8's
It exchanges second port 242 and is used as system dc bus cathode port 272, DC bus port 27 connects DC/DC and DC charging
Mouthful；The exchange second port 242 of power module 2A4 is as alternating-current electric port 261 in system A phase, the exchange of power module 2A5
First port 241 is used as alternating-current electric port 262 under system A phase, alternating-current electric port 261 and lower alternating-current electric port in A phase
262 are separately connected reactor exchange Single port 41, reactor exchange Two-port netwerk 42, and the Centronics port 43 of common mode reactor 4 connects
To motor and AC charge port.System dc bus port 27 and system alternating-current electric port 26 externally carry out Power Exchange.
B phase and C phase similarly A phase, and A, B, C phase DC bus anode port 271 is connected in parallel, DC bus negative pole end
Mouth 272 is connected in parallel.
Specifically as shown in figure 5, the master controller 3 externally draws sample port 31 and second control signal port 32,
The second control signal port 32 is connected by the first control signal port 25 of electrical fitting 16 and multiple power modules 2
Connect, control power module 2 turn-on and turn-off, thus control motor rotation, active equalization of battery, Fault Isolation, quick charge,
Accessory power supply power supply etc..
It is specific that as shown in fig. 6, the common mode reactor 4 is externally drawn, reactor exchanges Single port 41, reactor exchanges
Two-port netwerk 42 and Centronics port 43, common mode reactor 4 use two monomer reactor commons, one iron core, greatly reduce reactance
Body product and cost.
Specifically, the electrical fitting can be pcb board, copper bar, conducting wire, optical fiber, electrical fitting uses pcb board, copper
Row, conducting wire, optical fiber simplify interior harness, enhance the communication speed of intermodule, reduce the complexity of system design.
Specifically, it is empty to be preset with the high installation with box, DC/DC module, breaker, fuse of installation in the structural member C8
Between, the part such as OBC, PDU, DC/DC, BDU, motor driver, BMS, battery is integrated in one with chassis, is significantly reduced
Complexity, production and the maintenance cost of power system of electric automobile design, can effectively improve the utilization rate and continuation of the journey of interior space
Ability.
Working principle: battery modules 1 access the first positive port 21 of power module 2 after connecting by several single batteries
With the first cathode port 22, core component of the power module 2 as power chassis, power assembly integral system uses more level
Converter topologies externally draw three-phase system alternating-current electric port 26 and DC bus port 27, by switching and protecting
Device (such as contactor, fuse) is connected with external loading or power supply, and master controller 3 passes through the electricity in control power module 2
Power electronic switching device on-off control electric energy output state, realize power assembly integration chassis cell power conversion at
Energy (internally storage needed for energy (being provided out energy) needed for load or external input electric energy are converted to battery modules 1
Can).Management of the BMS15 to single battery 14 of connecting in battery modules 1 and battery modules 1 in integrated dynamic chassis, is realized
Active equalization and failure removal function between battery modules 1, while single battery 14 of connecting in battery modules 1 is monitored
With passive equalization function, it is ensured that the safe and reliable operation of battery.The Multilevel Inverters topological structure that the invention patent uses, tool
There is multiport output function, motor driven current transformer, direct-current charge port, AC charge port and accessory power supply port share same object
The different port for managing circuit, has voltage and current regulating power, realizes V2V between super high power charging and different electric cars
" to filling " function, reduces the cost and volume of electric car, can effectively improve the utilization rate and cruising ability of interior space, real
Existing OBC, PDU, DC/DC, BDU, motor driver, BMS function it is integrated.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improvement and deformations
Also it should be regarded as protection scope of the present invention.
Claims (8)
1. a kind of modular power assembly integration chassis, which is characterized in that including battery modules (1), BMS(15), power mould
Block (2), master controller (3), common mode reactor (4), the battery modules (1) and BMS(15) are integrated in one and are mounted on structure
Part A(6) in, the power module (2) and master controller (3) are installed on structural member B(7) in, the common mode reactor (4), knot
Component A(6), structural member B(7) be installed on structural member C(8) in, the battery modules (1) pass through electrical fitting (16) and power
Module (2) connection, is connected by electrical fitting (16) between the power module (2), and the is equipped in the power module (2)
One radiating subassembly (5), turn-on and turn-off of the master controller (3) by electrical fitting (16) control power module (2), institute
State structural member C(8) it is internal equipped with the second radiating subassembly (10).
2. modular power assembly integration chassis according to claim 1, which is characterized in that the battery modules (1)
Externally draw the first positive port (11), the first cathode port (12) and the first battery signal port (13), the battery modules
(1) it is connected by several single batteries (14) head and the tail U-typed, between the single battery (14) even by electrical fitting (16)
Connect, the BMS(15) it is integrated in electrical fitting (16).
3. modular power assembly integration chassis according to claim 1, which is characterized in that the power module (2)
Externally draw the second positive port (21), the second cathode port (22), the second battery signal port (23), first control signal end
Mouth (25) and AC port (24), the described second positive port (21), the second cathode port (22) and the second battery signal port
(23) the first positive port (11), the first cathode port (12) and the first battery are externally drawn with the battery modules (1) respectively
Signal port (13) is correspondingly connected with.
4. modular power assembly integration chassis according to claim 3, which is characterized in that the AC port (24)
It first port (241) and is exchanged second port (242) for exchange, the friendship for exchanging second port (242) and adjacent submodule
It flows first port (241) to be connected, each bridge arm is composed in series by multiple submodule, the exchange first of first submodule in bridge arm
Port (241) exchanges second port (242) as system alternating-current electric port (26) connection common mode with the last one submodule
Reactor (4) both ends, the Centronics port (43) of the common mode reactor (4) are connected to motor and AC charge port, in upper bridge arm
The exchange first port (241) of first module exchanges second port (242) as system dc bus end with lower bridge arm tail module
Mouth (27) connection DC/DC and direct-current charge port.
5. modular power assembly integration chassis according to claim 1, which is characterized in that the master controller (3)
Sample port (31) and second control signal port (32) externally are drawn, the second control signal port (32) is by electrically connecting
Fitting (16) is connect with the first control signal port (25) of multiple power modules (2).
6. modular power assembly integration chassis according to claim 1, which is characterized in that the common mode reactor
(4) reactor exchange Single port (41), reactor exchange Two-port netwerk (42) and Centronics port (43), common mode reactor are externally drawn
(4) two monomer reactor commons, one iron core is used.
7. modular power assembly integration chassis according to claim 1, which is characterized in that the electrical fitting
It (16) is pcb board, copper bar, conducting wire, optical fiber.
8. modular power assembly integration chassis according to claim 1, which is characterized in that the structural member C(8) in
It is preset with the high installation space for matching box, DC/DC module, breaker, fuse of installation.
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|---|---|---|---|
| CN201910397841.3A CN110014815A (en) | 2019-05-14 | 2019-05-14 | A kind of modular power assembly integration chassis |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910397841.3A CN110014815A (en) | 2019-05-14 | 2019-05-14 | A kind of modular power assembly integration chassis |
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| CN110014815A true CN110014815A (en) | 2019-07-16 |
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| CN201910397841.3A Pending CN110014815A (en) | 2019-05-14 | 2019-05-14 | A kind of modular power assembly integration chassis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115000608A (en) * | 2022-06-24 | 2022-09-02 | 绍兴市越慈芯微电子科技有限公司 | BMS subassembly mounting structure of battery module |
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| CN204375857U (en) * | 2015-02-11 | 2015-06-03 | 成都启鸿汽车有限责任公司 | Plug-in hybrid-power automobile power battery pack |
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| CN115000608A (en) * | 2022-06-24 | 2022-09-02 | 绍兴市越慈芯微电子科技有限公司 | BMS subassembly mounting structure of battery module |
| CN115000608B (en) * | 2022-06-24 | 2024-05-28 | 绍兴市越慈芯微电子科技有限公司 | BMS assembly mounting structure of battery module |
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