CN114407684A - Hybrid power supply system and electric automobile - Google Patents
Hybrid power supply system and electric automobile Download PDFInfo
- Publication number
- CN114407684A CN114407684A CN202210193373.XA CN202210193373A CN114407684A CN 114407684 A CN114407684 A CN 114407684A CN 202210193373 A CN202210193373 A CN 202210193373A CN 114407684 A CN114407684 A CN 114407684A
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- Prior art keywords
- battery
- battery pack
- management system
- rechargeable battery
- motor
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- 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
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
-
- 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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
-
- 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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
-
- 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
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
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- 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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to a hybrid power system and an electric automobile, which comprise a rechargeable battery pack, a rechargeable battery management system, a charging module and a motor, wherein the rechargeable battery pack, the rechargeable battery management system and the motor are sequentially connected; the system also comprises a battery replacement management system and a battery replacement group; the battery replacing group, the battery replacing management system and the motor are connected in sequence; the battery replacement management system is connected with the rechargeable battery management system, so that the rechargeable battery pack can be charged by an external power supply through the charging module and also can be charged through the battery replacement battery pack. The invention aims to provide a battery replacement system which can be used for modifying the existing electric automobile and can be directly additionally provided with a battery replacement set and a battery replacement management system, so that the additionally arranged battery replacement set is equivalent to adding a movable charger for the electric automobile, and the cruising mileage and the use convenience of the existing electric automobile are improved.
Description
Technical Field
The present invention relates to a hybrid power system, and more particularly, to a hybrid power system for an electric vehicle.
Background
In order to avoid the pollution of the traditional fuel automobile to the environment, reduce the emission of carbon dioxide and realize the aim of national carbon neutralization, the electric automobile in the new energy automobile is widely popularized and applied. At present, a common electric vehicle uses a high power density battery pack to provide power for a motor, such as a lithium battery pack, which can provide high power output for the motor. In order to increase the endurance mileage of the electric vehicle, a large-capacity lithium battery pack is needed, so that the cost of the battery is increased, and a large installation space is needed; meanwhile, since it takes a long time to charge the battery, it also causes inconvenience to the user.
The battery pack with high energy density can obviously improve the endurance mileage of the electric vehicle, such as a zinc-air battery, which has high energy density, and the generated energy per kilogram can reach 0.3KWH, which is twice as high as that of a lithium battery. In particular, a zinc-air battery, which has a weight half that of a lithium battery, has a mileage twice as much as that of a lithium battery, and does not make the zinc-air battery more explosive even if its charge capacity is increased. And the cost of the zinc-air battery is low because only oxygen in the air and relatively cheap zinc are used. The zinc-air battery abandons toxic substances such as lead, mercury, cadmium and the like in the traditional battery, and solves the pollution problem of the traditional battery. And the main reaction product after the battery is used is zinc oxide, so that the zinc oxide can be conveniently recycled. However, the conventional zinc-air battery pack has the defects that high-power output cannot be provided, the charging technology is not mature, and the battery pack cannot be recycled for multiple times.
Disclosure of Invention
The invention aims to provide a hybrid power supply system and an electric automobile, which are simple in structure, low in cost and simple and convenient to operate. The battery replacement system can be modified aiming at the existing electric automobile, and can be directly additionally provided with a battery replacement group and a battery replacement management system. Two sets of battery packs with mutually complementary and enhanced performances can be provided.
In order to solve the technical problem, the application provides the following technical scheme:
the invention discloses a hybrid power supply system and an electric automobile, which comprise a rechargeable battery pack, a rechargeable battery management system, a charging module and a motor, wherein the rechargeable battery pack, the rechargeable battery management system and the motor are sequentially connected; the system also comprises a battery replacement management system and a battery replacement group; the battery replacing group, the battery replacing management system and the motor are connected in sequence; the battery replacement management system is connected with the rechargeable battery management system, so that the rechargeable battery pack can be charged by an external power supply through the charging module and also can be charged through the battery replacement battery pack.
According to the hybrid power supply system and the electric automobile, the energy recovery module is connected between the battery replacement management system and the motor, and the motor reversely charges the rechargeable battery pack through the energy recovery module, the battery replacement management system and the rechargeable battery management system in the braking or decelerating operation of the motor. The battery replacement management system comprises a main control chip, an interface and a battery replacement management module, wherein the main control chip controls and manages the whole battery replacement pack, coordinates and balances the discharge of each single battery to meet the output requirement, and sends an instruction to provide power for the motor, charge the battery replacement pack and receive the energy fed back by the energy recovery module to charge the battery replacement pack; the battery replacement management module executes an instruction of the main control chip, provides power for the motor, charges the rechargeable battery pack, receives energy fed back by the energy recovery module and charges the rechargeable battery pack, and the interface is used for connecting the motor, the rechargeable battery management system and the energy recovery module.
Further, the rechargeable battery pack may be a high power density battery pack, and the battery replacement pack may be a high power density battery pack.
Preferably, the battery replacing group is a replaceable battery group, the battery replacing group can comprise a plurality of battery replacing units connected in parallel, and the battery replacing group can be a replaceable battery group, so that the battery replacing group is convenient to use in time, and long-time charging waiting is avoided.
In addition, the invention also provides a battery replacing device of the hybrid power system, wherein the battery replacing device comprises a battery replacing management system, an energy recovery module and a battery replacing battery pack; the battery replacement management system is provided with an interface for connecting a rechargeable battery management system of the electric automobile, so that the rechargeable battery pack can be charged by an external power supply through the charging module and can also be charged through the battery replacement pack. The device can be directly transformed aiming at the existing electric automobile, and the existing automobile can be directly additionally provided with the battery replacing group and the battery replacing management system.
Compared with the prior art, the hybrid power supply system and the electric automobile have the following beneficial effects:
1. the high-power-density battery pack in the hybrid power system can provide high-power output, and the high-energy-density battery pack can prolong the power supply time of the power system; because the battery replacing group with high energy density is added on the basis of the charging group with high power density, the power supply time of the whole power supply system is prolonged; the battery replacement pack can charge the rechargeable battery pack, so that the high-power output of the whole power supply system is ensured; the replaceable battery pack is a replaceable battery pack, charging is not needed, and convenience is brought to a user;
2. the charging battery pack of the hybrid power system is a high-power-density lithium battery pack, the battery replacement battery pack is a high-energy-density zinc-air battery pack, the lithium battery pack can provide high-power output, the zinc-air battery pack can prolong the power supply time of the power system, the performance of the whole power system is improved by combining the charging battery pack and the zinc-air battery pack, and the cost is low;
3. the electric automobile adopts the hybrid power supply system, has two sets of battery packs, the performances are mutually supplemented and enhanced, the endurance mileage of the electric automobile is improved, the power supply system can be directly charged, electric energy can be supplemented in a battery replacement mode, and the use is convenient;
4. the technical scheme of the invention can be used for modifying the existing electric automobile, the battery replacing group and the battery replacing management system can be directly additionally installed, the additionally installed battery replacing group is equivalent to adding a movable charging treasure for the electric automobile, and the endurance mileage and the use convenience of the existing electric automobile are improved.
The hybrid power system and the electric vehicle of the present invention will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a hybrid power system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a battery replacement management system of the hybrid power system according to the present invention;
fig. 3 is a schematic diagram of an energy recovery module of the hybrid power system of the present invention.
Detailed Description
Fig. 1 is a schematic structural diagram of a hybrid power system according to an embodiment of the present invention. The invention discloses a hybrid power supply system and an electric automobile.
In this embodiment, the rechargeable battery pack is a high power density battery pack, and the battery replacement pack is a high energy density battery pack.
As shown in fig. 1, the rechargeable battery pack, the rechargeable battery management system and the motor are connected in sequence; the battery replacing group, the battery replacing management system and the motor are connected in sequence; the battery replacement management system is connected with the rechargeable battery management system.
In the using process, the rechargeable battery pack can be charged by an external power supply through the charging module and also can be charged through the battery replacing pack; in this embodiment, the replaceable battery pack is a replaceable battery pack.
The high power density battery pack in the hybrid power system can provide high power output, and the high energy density battery pack can prolong the power supply time of the power system. In the embodiment, the battery replacement pack with high energy density is added on the basis of the rechargeable battery pack with high power density, so that the power supply time of the whole power supply system is prolonged; the battery replacement pack can charge the rechargeable battery pack, so that the high-power output of the whole power supply system is ensured; and the replaceable battery pack is a replaceable battery pack, charging is not needed, a long-time charging process is avoided, and convenience is brought to a user.
Fig. 2 is a schematic structural diagram of a battery replacement management system of a hybrid power system according to the present invention. The battery replacement management system comprises a main control chip, an interface and a battery replacement management module, wherein the main control chip controls and manages the whole battery replacement pack, and the discharge of each single battery is coordinated and balanced to meet the output requirement. The main control chip sends out instructions when to provide power for the motor, when to charge the rechargeable battery pack, and when to receive the energy fed back by the energy recovery module to charge the rechargeable battery pack. The battery replacement management module executes the instruction of the main control chip, provides power for the motor, charges the rechargeable battery pack, and receives the energy fed back by the energy recovery module to charge the rechargeable battery pack. The interface is used for connecting the motor, the rechargeable battery management system and the capacity recovery module.
Specifically, the rechargeable battery pack is a lithium battery pack, and the battery replacement battery pack is a zinc-air battery pack. The lithium battery pack has high power density, the zinc-air battery has high energy density, the performance of the whole power supply system is improved by combining the lithium battery pack and the zinc-air battery, and the cost is low.
As shown in fig. 1, the battery replacement pack includes a plurality of battery replacement cells connected in parallel. The battery replacing group can be assembled with a proper number of battery replacing units as required, and the battery replacing units are small in size, light in weight and convenient to disassemble and assemble.
When the running power of the motor is lower than the output power of the battery replacing group, the motor is independently powered by the battery replacing group; when the running power of the motor is higher than the output power of the battery replacing group, the motor is powered by the battery replacing group and the charging group together. When the motor is in different running states, different power supply modes are adopted, so that the running of the motor and the high-efficiency energy output of a power supply system are ensured.
In the running process of the motor, when the electric quantity of the rechargeable battery pack is detected to be not full, the battery replacing pack automatically charges the rechargeable battery pack. The battery replacement pack automatically and timely supplements the electric quantity of the rechargeable battery pack, thereby being beneficial to ensuring the running performance of the motor and ensuring the high-power output of the motor at any time. The specific rechargeable battery pack is a lithium battery pack, the battery replacement pack is a zinc-air battery pack, and after the zinc-air battery pack is activated, air enters the interior of the battery to activate electrochemical reaction, so that the electric quantity of the battery is lost; in time charging the electric quantity of zinc-air battery group into lithium cell group, the difficult loss of electric quantity in the lithium cell group is favorable to the save of whole electrical power generating system electric quantity.
As shown in fig. 1, an energy recovery module is further connected between the battery replacement management system and the motor, and during braking or deceleration operation of the motor, the motor reversely charges the rechargeable battery pack through the energy recovery module, the battery replacement management system and the rechargeable battery management system. The rechargeable battery pack is reversely charged by the motor, so that energy recycling can be realized.
Fig. 3 is a schematic diagram of an energy recovery module of the hybrid power system according to the present invention. The energy recovery module comprises a signal acquisition module, a signal processing and control module and an energy conversion and feedback module. The signal acquisition module acquires a signal of vehicle braking, deceleration or downhill running through the sensor, transmits the signal to the signal processing and control module, controls the motor to rotate reversely and switch to a generator working mode, and charges the rechargeable battery pack through the energy conversion and feedback module.
In summary, the hybrid power system of the present invention has the following functions.
The rechargeable battery pack and the rechargeable battery management system have functions of:
1. directly supplying power to the motor;
2. high-power output is provided, and the requirement of high-power operation of the motor is met;
3. can be charged directly by an external power supply.
The battery replacement group and the battery replacement management system are provided with:
1. directly supplying power to the motor;
2. charging the rechargeable battery pack.
The whole power supply system also realizes the recovery of kinetic energy in the braking or deceleration process of the motor.
The functions are automatically judged and switched by a rechargeable battery management system or a battery replacement management system, and intelligent control is realized.
The invention also discloses an electric automobile which comprises the hybrid power system shown in the figure 1, wherein the rechargeable battery pack is a lithium battery pack, and the battery replacing battery pack is a zinc-air battery pack.
The lithium battery pack can be independently used for supplying power to the motor, the zinc-air battery pack can also be independently used for supplying power to the motor, the zinc-air battery pack is preferentially adopted for supplying power, and when the zinc-air battery pack cannot meet the requirement of the motor, the two sets of battery packs can be used for supplying power together.
In the working process, when the electric quantity of the lithium battery pack is not full, the zinc-air battery pack can automatically charge the lithium battery pack under the control of the battery replacing management system and the rechargeable battery management system, the electric quantity of the zinc-air battery pack is used up before the lithium battery pack, and finally the lithium battery pack independently supplies power for the motor. Under the condition that the condition allows, through the module of charging, under rechargeable battery management system's control, can directly use outside electric pile of filling to charge for lithium cell group.
When the electric quantity of the zinc-air battery pack is used up, the old zinc-air battery pack is preferably replaced in time, the electric quantity of the lithium battery pack is prevented from being used up, the running efficiency of the whole power supply system and the service life of the lithium battery pack are improved, and the charging time of the deep-discharge lithium battery pack can be saved.
The electric automobile adopting the hybrid power supply system has the following specific working process:
when an automobile is started, accelerated or ascends a slope, the high-power output of a motor is realized, and a lithium battery pack and a zinc-air battery pack are required to supply power together;
the automobile runs at a conventional speed, for example, when running on a highway or an expressway in an urban area, the zinc-air battery is used for supplying power independently;
when the automobile runs at a high speed, such as on a highway, the lithium battery pack and the zinc-air battery pack supply power together;
in the running process of the automobile, when the automobile is decelerated, braked or goes downhill, the kinetic energy generated by braking and the kinetic energy generated when the automobile goes downhill are recovered, the energy is recycled, and the effects of energy conservation and emission reduction are improved.
The hybrid power system is provided with two sets of battery packs, the performance is mutually supplemented and enhanced, the endurance mileage of the electric automobile is improved, the power system can be directly charged, electric energy can be supplemented through a convenient battery replacement mode, and the hybrid power system is convenient to use.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solution of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the spirit of the present invention.
Claims (9)
1. A hybrid power system is characterized by comprising a rechargeable battery pack, a rechargeable battery management system, a charging module and a motor, wherein the rechargeable battery pack, the rechargeable battery management system and the motor are sequentially connected; the system also comprises a battery replacement management system and a battery replacement group; the battery replacing group, the battery replacing management system and the motor are connected in sequence; the battery replacement management system is connected with the rechargeable battery management system, so that the rechargeable battery pack can be charged by an external power supply through the charging module and also can be charged through the battery replacement battery pack.
2. The hybrid power supply system of claim 1, wherein an energy recovery module is further connected between the battery replacement management system and the motor, and the energy recovery module enables the motor to reversely charge the rechargeable battery pack through the energy recovery module, the battery replacement management system and the rechargeable battery management system during braking or deceleration operation of the motor.
3. The hybrid power system of claim 2, wherein the battery replacement management system comprises a main control chip, an interface and a battery replacement management module, wherein the main control chip controls and manages the entire battery replacement pack, coordinates and balances the discharge of each single battery to meet the output requirement, and the main control chip sends out instructions when to supply power to the motor, when to charge the rechargeable battery pack, and when to receive the energy fed back by the energy recovery module to charge the rechargeable battery pack; the battery replacement management module executes an instruction of the main control chip, provides power for the motor, charges the rechargeable battery pack, receives energy fed back by the energy recovery module and charges the rechargeable battery pack, and the interface is used for connecting the motor, the rechargeable battery management system and the energy recovery module.
4. The hybrid power supply system according to claim 1, 2 or 3, wherein the rechargeable battery pack is a high power density battery pack, and the rechargeable battery pack is a high energy density battery pack.
5. The hybrid power supply system according to claim 1, 2 or 3, wherein the replaceable battery pack is a replaceable battery pack.
6. The hybrid power supply system of claim 1, wherein the battery swapping pack comprises a plurality of parallel-connected battery swapping cells.
7. A battery replacement device for a hybrid power supply system as claimed in any one of claims 1 to 6, wherein the battery replacement device comprises a battery replacement management system, an energy recovery module and a battery replacement set; the battery replacement management system is provided with an interface for connecting a rechargeable battery management system of the electric automobile, so that the rechargeable battery pack can be charged by an external power supply through the charging module and can also be charged through the battery replacement pack.
8. The battery replacing device as claimed in claim 7, wherein the energy recovery module comprises a signal acquisition module, a signal processing and control module and an energy conversion and feedback module, the signal acquisition module acquires a signal of braking, deceleration or downhill running of the vehicle through a sensor, transmits the signal to the signal processing and control module, controls the motor to reversely rotate and switch to a generator working mode, and charges the rechargeable battery pack through the energy conversion and feedback module.
9. An electric vehicle having a hybrid power supply system, characterized by having the hybrid power supply system according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210193373.XA CN114407684A (en) | 2022-03-01 | 2022-03-01 | Hybrid power supply system and electric automobile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210193373.XA CN114407684A (en) | 2022-03-01 | 2022-03-01 | Hybrid power supply system and electric automobile |
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| CN114407684A true CN114407684A (en) | 2022-04-29 |
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| CN202210193373.XA Pending CN114407684A (en) | 2022-03-01 | 2022-03-01 | Hybrid power supply system and electric automobile |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011019133A2 (en) * | 2009-08-13 | 2011-02-17 | Chung Yon Jong | Battery-charging system for an electric vehicle |
| CN104590045A (en) * | 2015-02-26 | 2015-05-06 | 德阳东深新能源科技有限公司 | Full electric vehicle parallel charge and power supply system |
| CN106627190A (en) * | 2016-08-12 | 2017-05-10 | 上海鼎研智能科技有限公司 | Electric car with multiple independent battery packs |
| CN108327553A (en) * | 2018-01-29 | 2018-07-27 | 新日(无锡)发展有限公司 | A kind of power battery management system for electric vehicle |
| CN108749617A (en) * | 2018-06-11 | 2018-11-06 | 浙江衡远新能源科技有限公司 | A kind of interchangeable electric battery control system of electric vehicle |
-
2022
- 2022-03-01 CN CN202210193373.XA patent/CN114407684A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011019133A2 (en) * | 2009-08-13 | 2011-02-17 | Chung Yon Jong | Battery-charging system for an electric vehicle |
| CN104590045A (en) * | 2015-02-26 | 2015-05-06 | 德阳东深新能源科技有限公司 | Full electric vehicle parallel charge and power supply system |
| CN106627190A (en) * | 2016-08-12 | 2017-05-10 | 上海鼎研智能科技有限公司 | Electric car with multiple independent battery packs |
| CN108327553A (en) * | 2018-01-29 | 2018-07-27 | 新日(无锡)发展有限公司 | A kind of power battery management system for electric vehicle |
| CN108749617A (en) * | 2018-06-11 | 2018-11-06 | 浙江衡远新能源科技有限公司 | A kind of interchangeable electric battery control system of electric vehicle |
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