Power battery pack and vehicle control system based on power battery pack

A technology for power battery packs and battery packs, applied in battery/fuel cell control devices, battery/battery traction, battery pack components, etc. Long distances and other issues can be achieved to reduce human errors, effectively use space, and reduce the difficulty of operations

CN111224050AInactive Publication Date: 2020-06-02NINGBO GRAPHENE INNOVATION CENT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2020-06-02
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention discloses a power battery pack. The power battery pack comprises a shell, a battery pack is arranged in the shell, the power battery pack further comprises a graphene flexible circuit, butt joint pieces are arranged at the two poles of the battery pack, a plurality of storage batteries are arranged in the battery pack, the storage batteries are connected in parallel through the buttjoint pieces, the battery pack is connected in series through the butt joint pieces, and the graphene flexible circuit is electrically connected with the butt joint pieces. The beneficial effects of the power battery pack are that the sampling wire harness is wired in a centralized manner, the number of plugging points is greatly reduced, the technology is simple, and the operation difficulty is reduced; a fool-proof design is arranged on the graphene flexible circuit, so that human errors in the assembling process are reduced; and the cost is saved, the space of the battery module can be effectively utilized to the greatest extent, the size of the battery module is reduced, the proportion of the power battery system occupying the whole vehicle is reduced, the graphene flexible circuit isprovided with an anti-short-circuit insulating layer, and a circuit fuse is arranged, so that the safety of the whole power battery system is improved.
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Description

technical field

[0001] The present application belongs to the technical field of batteries, and in particular relates to a power battery pack and a vehicle control system based on the power battery pack. Background technique

[0002] In today's society, with the improvement of people's living standards, the number of cars is also increasing year by year. The exhaust emission problem caused by fuel vehicles is an important factor leading to the current environmental pollution. Therefore, new energy vehicles such as electric vehicles or hybrid vehicles emerge as the times require, and they represent a development direction of future automobiles.

[0003] The core of new energy vehicles is the power battery system as a power source. It is an energy storage device used to provide energy for the drive of electric vehicles. It consists of one or more battery modules and a battery management system. At present, lithium-ion batteries are widely used in power battery packs due to t...

Examples

Embodiment Construction

[0024] The implementation of the present application will be described in detail below with reference to the accompanying drawings and examples, so as to fully understand and implement the implementation process of how the present application uses technical means to solve technical problems and achieve technical effects.

[0025] Such as figure 1 , 2 As shown, a power battery pack according to the embodiment of the present application includes a casing 1, a battery pack 2 is provided in the casing 1, and a plurality of batteries are arranged in the battery pack 2. Specifically, a plurality of batteries are arranged horizontally, and the battery The two poles of group 2 are provided with butt joints 4, the butt joints 4 include positive pole joints 41 and negative pole joints 42, the positive pole joints 41 are connected to the positive poles of multiple batteries, and the negative pole joints 42 are connected to the negative poles of multiple batteries. The installation of 4 ...