CN114341655A - 一种用于确定电池的极化电压的装置、方法及相关设备 - Google Patents

一种用于确定电池的极化电压的装置、方法及相关设备 Download PDF

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CN114341655A
CN114341655A CN201980100074.3A CN201980100074A CN114341655A CN 114341655 A CN114341655 A CN 114341655A CN 201980100074 A CN201980100074 A CN 201980100074A CN 114341655 A CN114341655 A CN 114341655A
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battery
current
time
time intervals
impedance
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CN114341655B (zh
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范团宝
丁悦通
李娟�
李阳兴
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Abstract

一种用于确定电池(203)的极化电压的装置(201)、方法及相关设备，其中的装置(201)可应用于智能终端、智能车载等领域，装置(201)可包括电流采样模块(2011)和处理器(2012)；电流采样模块(2011)，与电池(203)耦合，用于监测电池(203)的电流得到监测结果，并反馈监测结果至处理器(2012)；处理器(2012)，耦合于电流采样模块(2011)，用于：获取电池(203)的关系表；根据监测结果，确定电池(203)在目标时刻t之前的多个时间间隔分别对应的电流，以及根据关系表确定多个时间间隔分别对应的多个第二阻抗变化量(S2013)；根据多个时间间隔分别对应的电流以及多个第二阻抗变化量计算电池(203)在目标时刻t的极化电压(S2014)。可以减少极化电压的计算量，提升极化电压的计算效率。

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PCT国内申请，说明书已公开。

Claims (28)

  1. PCT国内申请，权利要求书已公开。
CN201980100074.3A 2019-09-30 2019-09-30 一种用于确定电池的极化电压的装置、方法及相关设备 Active CN114341655B (zh)

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CN114325413B (zh) * 2021-12-28 2023-06-30 湖北亿纬动力有限公司 一种动力电池soc修正方法、装置、设备及存储介质

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JP2001223033A (ja) * 2000-02-07 2001-08-17 Hitachi Ltd 電池システム及び電池の状態検出方法
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