CN114128078A - 一种终端设备的供电系统、方法、芯片及终端设备 - Google Patents

一种终端设备的供电系统、方法、芯片及终端设备 Download PDF

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Publication number
CN114128078A
CN114128078A CN202080051959.1A CN202080051959A CN114128078A CN 114128078 A CN114128078 A CN 114128078A CN 202080051959 A CN202080051959 A CN 202080051959A CN 114128078 A CN114128078 A CN 114128078A
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CN
China
Prior art keywords
battery pack
battery
voltage
switched
mode
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Pending
Application number
CN202080051959.1A
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English (en)
Inventor
孙霓
赵春江
张成旭
朱建伟
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Filing date
Publication date
Application filed by Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN114128078A publication Critical patent/CN114128078A/zh
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0024—Parallel/serial switching of connection of batteries to charge or load circuit
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
    • H02J7/007192—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
    • H02J7/007194—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature of the battery
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/20—Charging or discharging characterised by the power electronics converter

Abstract

本申请提供了一种终端设备的供电系统、方法、芯片及终端设备，涉及充电领域。该供电系统包括：电池组、旁路电路、降压电路和控制器；电池组包括至少两块电池；电池组的输出端连接降压电路的输入端，降压电路的输出端连接终端设备的耗电元件；旁路电路的一端连接降压电路的输入端，旁路电路的另一端连接降压电路的输出端；控制器用于在电池组内的电池需要切换为串联模式时，控制降压电路工作，控制旁路电路停止工作；还用于在电池组内的电池需要切换为并联模式时，控制旁路电路工作，控制降压电路停止工作。利用该系统，能够根据实际情况自动实现串联模式和并联模式之间的切换，提升终端设备的稳定性的同时也能够增加续航。

Description

PCT国内申请，说明书已公开。

Claims (21)

  1. PCT国内申请，权利要求书已公开。
CN202080051959.1A 2019-07-18 2020-07-16 一种终端设备的供电系统、方法、芯片及终端设备 Pending CN114128078A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201910651651X 2019-07-18
CN201910651651.XA CN110429673B (zh) 2019-07-18 2019-07-18 一种终端设备的供电系统、方法、芯片及终端设备
PCT/CN2020/102266 WO2021008572A1 (zh) 2019-07-18 2020-07-16 一种终端设备的供电系统、方法、芯片及终端设备

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CN114128078A true CN114128078A (zh) 2022-03-01

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CN202080051959.1A Pending CN114128078A (zh) 2019-07-18 2020-07-16 一种终端设备的供电系统、方法、芯片及终端设备

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US (1) US20220263324A1 (zh)
EP (1) EP3993217B1 (zh)
CN (2) CN110429673B (zh)
WO (1) WO2021008572A1 (zh)

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CN109904896A (zh) * 2017-12-11 2019-06-18 苏州宝时得电动工具有限公司 电动工具
CN110429673B (zh) * 2019-07-18 2021-10-01 华为技术有限公司 一种终端设备的供电系统、方法、芯片及终端设备
CN110474395A (zh) * 2019-08-27 2019-11-19 常州格力博有限公司 电力系统
CN111049229A (zh) * 2019-12-31 2020-04-21 联想(北京)有限公司 一种电子设备、充电控制方法、装置及电源管理芯片
CN114094647B (zh) * 2020-12-29 2022-11-11 荣耀终端有限公司 一种电芯的连接状态切换方法、电源系统和电子设备
CN114465294B (zh) * 2021-07-22 2023-02-03 荣耀终端有限公司 电源管理模块和电子设备
CN113763879B (zh) * 2021-09-15 2022-11-18 维沃移动通信有限公司 供电电路、显示屏、电子设备及供电控制方法
CN114123385A (zh) * 2021-10-30 2022-03-01 荣耀终端有限公司 一种充电和放电电路、充电的方法以及电子设备
CN114285136B (zh) * 2021-12-29 2024-02-06 英华达（上海）科技有限公司 双电池电源管理系统及其电池控制器和控制方法
CN114498866B (zh) * 2022-04-19 2022-07-29 伏达半导体(合肥)有限公司 双电池充电装置、方法及其控制器
EP4297262A1 (en) * 2022-06-21 2023-12-27 Airbus S.A.S. Multi-functional solid state switching circuit
CN115117987B (zh) * 2022-07-15 2022-11-04 东方博沃（北京）科技有限公司 超级电容充电电路、装置及控制方法

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JP2959657B2 (ja) * 1993-05-13 1999-10-06 キヤノン株式会社 電子機器
CN102624065A (zh) * 2012-04-27 2012-08-01 广西大学 一种车用动力电池组充放电控制电路
US20150194835A1 (en) * 2013-11-26 2015-07-09 James P. Wiebe Power control of batteries
US9910811B2 (en) * 2015-04-27 2018-03-06 Cisco Technology, Inc. Hot swap circuit
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CN106026249A (zh) * 2016-06-22 2016-10-12 深圳众思科技有限公司 电池低压工作电路及其控制方法
CN110021973A (zh) * 2019-02-03 2019-07-16 华为技术有限公司 终端设备和控制转换电路的方法
CN110429673B (zh) * 2019-07-18 2021-10-01 华为技术有限公司 一种终端设备的供电系统、方法、芯片及终端设备

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WO2021008572A1 (zh) 2021-01-21
CN110429673B (zh) 2021-10-01
CN110429673A (zh) 2019-11-08
EP3993217A4 (en) 2022-08-24
US20220263324A1 (en) 2022-08-18
EP3993217B1 (en) 2023-10-04
EP3993217A1 (en) 2022-05-04
EP3993217C0 (en) 2023-10-04

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