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A new energy vehicle battery management system

A battery management system, a technology for new energy vehicles, applied in electric vehicles, battery circuit devices, current collectors, etc., can solve problems such as electric shock accidents, poor safety, and power system power outages

Inactive Publication Date: 2016-04-13
CHONGQING WUZHOULONG NEW ENERGY AUTOMOBILE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] When repairing and maintaining the power system of new energy vehicles, in order to ensure the safety of the maintenance personnel, it is necessary to cut off the power of the power system, but the current battery management system cannot cut off the power of the power system, and live maintenance can easily cause electric shock accidents , less secure

Method used

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  • A new energy vehicle battery management system
  • A new energy vehicle battery management system
  • A new energy vehicle battery management system

Examples

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Embodiment 1

[0029] figure 1 It is a structural diagram of a battery management system for a new energy vehicle disclosed in the embodiment of this application.

[0030] Such as figure 1 As shown, the battery management system disclosed in this embodiment includes a power input terminal 10, a battery management circuit 20, a power output terminal 30 and a manual maintenance switch 40, wherein the battery management circuit 20 is connected to the power input terminal 10, the power output terminal 30, and the manual maintenance switch respectively. The service switch 40 is connected.

[0031] The power input terminal 10 is used to receive power from the battery and output power to the battery management circuit 20;

[0032] The battery management circuit 20 is the power heart of the new energy vehicle. It is used to receive and distribute electric energy from the electric energy input terminal 10. In addition to supplying power to the power system, it also supplies power to the instrument ...

Embodiment 2

[0037] figure 2 It is a structural diagram of a battery management system of a new energy vehicle disclosed in another embodiment of the present application.

[0038] Such as figure 2 As shown, the battery management system disclosed in this embodiment includes a power input terminal 10, a battery management circuit 20, a power output terminal 30, and a disconnect switch 41, wherein the battery management circuit 20 is connected to the power input terminal 10 and the power output terminal 30 through wires respectively. connect.

[0039] The power input terminal 10 is used to receive electric energy from the battery, including the input terminal positive pole 11 and the input terminal negative pole 12, which are respectively connected to the battery management circuit 20 through wires, the input terminal positive pole 11 is used to connect with the positive pole of the battery, and the input terminal negative pole 12 Used to connect to the negative terminal of the battery. ...

Embodiment 3

[0045] image 3 It is a structural diagram of a battery management system of a new energy vehicle disclosed in another embodiment of the present application.

[0046] Such as image 3 As shown, the battery management system disclosed in this embodiment includes a power input terminal 10, a battery management circuit 20, a power output terminal 30, and a disconnect switch 41, wherein the battery management circuit 20 is connected to the power input terminal 10 and the power output terminal 30 through wires respectively. connect.

[0047] The power input terminal 10 is used to receive electric energy from the battery, including the input terminal positive pole 11 and the input terminal negative pole 12, which are respectively connected to the battery management circuit 20 through wires, the input terminal positive pole 11 is used to connect with the positive pole of the battery, and the input terminal negative pole 12 Used to connect to the negative terminal of the battery.

...

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Abstract

The invention discloses a battery management system of a new energy automobile. The battery management system comprises an electric energy input end, a battery management circuit, an electric energy output end and a manual maintenance switch, wherein the electric energy input end is used for receiving electric energy from a battery of the new energy automobile; the battery management circuit is electrically connected with the electric energy input end and used for receiving the electric energy from the electric energy input end and distributing the electric energy; the electric energy output end is electrically connected with the battery management circuit and used for receiving the electric energy from the battery management circuit and outputting the electric energy to a power system of the new energy automobile; and the manual maintenance switch is connected with the battery management circuit and used for stopping electric energy output of the electric energy output end. According to the technical scheme, the battery management system of the new energy automobile comprises the electric energy input end, the battery management circuit, the electric energy output end and the manual maintenance switch, wherein the battery management circuit is connected with the electric energy input end, the electric energy output end and the manual maintenance switch are connected with the battery management circuit, and the manual maintenance switch is used for stopping electric energy output of the electric energy output end to the power system of the new energy automobile, so that the battery management system can stop supplying electric energy to the power system.

Description

technical field [0001] This application relates to the field of new energy technologies, and more specifically, to a battery management system for new energy vehicles. Background technique [0002] With the advancement of technology, the energy sources of vehicles are becoming more and more diverse, and now new energy vehicles such as hybrid vehicles and pure electric vehicles have appeared. [0003] As the link between the battery and the power system, the battery management system of the new energy vehicle is used to supply power to the power system, and is also used to prevent the battery from overcharging and over-discharging, prolong the service life of the battery, and monitor the state of the battery. [0004] When repairing and maintaining the power system of new energy vehicles, in order to ensure the safety of the maintenance personnel, it is necessary to cut off the power of the power system, but the current battery management system cannot cut off the power of th...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02J7/00B60L11/18
CPCY02T10/70
Inventor 解国林许洋铭
Owner CHONGQING WUZHOULONG NEW ENERGY AUTOMOBILE
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