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Temperature control method and system for battery energy storage system, battery energy storage system

A technology of a battery energy storage system and a temperature control method, applied in secondary batteries, circuits, electrical components, etc., can solve problems such as poor temperature uniformity, and achieve the effect of improving temperature uniformity

Active Publication Date: 2022-08-05
SHANGHAI ELECTRICAL GUOXUAN NEW ENERGY TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The technical problem to be solved by the present invention is to provide a temperature control method and system for a battery energy storage system, and a battery energy storage system in order to overcome the defect of poor temperature uniformity of the battery system in the prior art

Method used

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  • Temperature control method and system for battery energy storage system, battery energy storage system
  • Temperature control method and system for battery energy storage system, battery energy storage system
  • Temperature control method and system for battery energy storage system, battery energy storage system

Examples

Experimental program
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Embodiment 1

[0041] like figure 1 As shown, this embodiment discloses a temperature control method for a battery energy storage system, the battery energy storage system includes a battery system and a temperature adjustment unit, wherein the battery system includes several batteries, and the temperature control method includes:

[0042] Step S101: Collect temperature values ​​of all batteries; specifically, set a temperature sensor for each battery to collect the temperature value of each battery in the battery energy storage system.

[0043] Step S102: Obtain a minimum temperature value and a maximum temperature value according to the collected temperature values ​​of all batteries; specifically, the collected temperature values ​​of all batteries may be sorted from small to large, and the minimum temperature value and the maximum temperature value are selected.

[0044] Step S103, according to the minimum temperature value and the maximum temperature value, control the temperature adjus...

Embodiment 2

[0077] like Figure 4 As shown, this embodiment discloses a temperature control system of a battery energy storage system, the battery energy storage system includes a battery system and a temperature adjustment unit, wherein the battery system includes several batteries, and the temperature control system 1 includes:

[0078] The acquisition module 11 is used to acquire the temperature values ​​of all batteries; specifically, a temperature sensor is provided for each battery to acquire the temperature value of each battery in the battery energy storage system.

[0079] The obtaining module 12 is used to obtain the minimum temperature value and the maximum temperature value of all the batteries of the battery according to the temperature value; specifically, the collected temperature values ​​of all the batteries can be sorted from small to large, and the minimum temperature value and the largest temperature value can be selected. temperature value.

[0080] The control modul...

Embodiment 3

[0110] like Figure 5 As shown, this embodiment discloses a battery energy storage system, the battery energy storage system includes a battery system 2, a temperature adjustment unit 3, and the temperature control system 1 of the battery energy storage system in Embodiment 2, wherein the battery system includes Several battery clusters, each battery cluster consists of several batteries. like Image 6 As shown, the battery cluster and the temperature adjustment unit, such as an air conditioner, can be installed in the battery compartment of the battery energy storage system respectively; in addition, the acquisition module 11, the acquisition module 12 and the control module 13 can be respectively arranged in the battery storage system of the battery energy storage system. in control warehouse.

[0111] This embodiment discloses a battery energy storage system. The battery energy storage system includes a battery system, a temperature adjustment unit, and a temperature cont...

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PUM

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Abstract

The invention discloses a temperature control method and system of a battery energy storage system, and a battery energy storage system. The battery energy storage system includes a battery system and a temperature adjustment unit, and the battery system includes several batteries. The temperature control method Including: collecting the temperature values ​​of all batteries; obtaining the minimum temperature value and the maximum temperature value according to all the collected temperature values; controlling the temperature adjustment unit to enter different operation modes according to the minimum temperature value and the maximum temperature value, so as to The difference between the maximum temperature value and the minimum temperature value is maintained within a preset range, thereby realizing temperature control of the battery energy storage system, and greatly improving the temperature uniformity of the battery energy storage system.

Description

technical field [0001] The present invention relates to the technical field of battery energy storage systems, in particular to a temperature control method and system for a battery energy storage system, and a battery energy storage system. Background technique [0002] The battery energy storage system converts electrical energy into chemical energy through batteries for storage, and then converts chemical energy into electrical energy when external power is required. Containerized energy storage system is a type of battery energy storage system. The containerized energy storage system takes the container as the carrier and integrates the battery system, battery management system, environmental monitoring system, on-site monitoring system and other equipment. It has the characteristics of high integration, good safety, and strong environmental adaptability. , grid side and user side and other application scenarios are getting more and more applications. [0003] The batt...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01M10/617H01M10/635H01M10/633H01M10/627
CPCH01M10/617H01M10/635H01M10/633H01M10/627Y02E60/10
Inventor 李杨张俊李霄李佳
Owner SHANGHAI ELECTRICAL GUOXUAN NEW ENERGY TECH CO LTD