CN113287253A - 一种直流变换器 - Google Patents

一种直流变换器 Download PDF

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Publication number
CN113287253A
CN113287253A CN201980020069.1A CN201980020069A CN113287253A CN 113287253 A CN113287253 A CN 113287253A CN 201980020069 A CN201980020069 A CN 201980020069A CN 113287253 A CN113287253 A CN 113287253A
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CN
China
Prior art keywords
voltage
bus
diode
converter
intermediate node
Prior art date
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Pending
Application number
CN201980020069.1A
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English (en)
Inventor
陈东
石磊
王朝辉
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Huawei Digital Power 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 CN113287253A publication Critical patent/CN113287253A/zh
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0095—Hybrid converter topologies, e.g. NPC mixed with flying capacitor, thyristor converter mixed with MMC or charge pump mixed with buck
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/36—Means for starting or stopping converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
    • H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/483—Converters with outputs that each can have more than two voltages levels
    • H02M7/4837—Flying capacitor converters

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Amplifiers (AREA)

Abstract

一种直流变换器，包括：第一电容，两端分别连接母线正端和母线中间节点；第二电容，两端分别连接母线中间节点和母线负端；第一开关器件，两端分别连接母线正端和第一中间节点；第二开关器件，两端分别连接第一中间节点和参考端；第三开关器件，两端分别连接参考端和第二中间节点；第四开关器件，两端分别连接第二中间节点和母线负端；飞跨电容，两端分别连接第一中间节点和第二中间节点，第一中间节点和第二中间节点通过保护电路连接母线中间节点；保护电路，包含嵌位单元和缓冲单元，在母线正端与母线负端间电压升高时，嵌位单元将第一开关器件和第四开关器件分别嵌位至第一电容和第二电容的电压，缓冲单元减小流经嵌位单元和飞跨电容的电流。

Description

PCT国内申请，说明书已公开。

Claims (10)

  1. PCT国内申请，权利要求书已公开。
CN201980020069.1A 2019-12-20 2019-12-20 一种直流变换器 Pending CN113287253A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/127191 WO2021120220A1 (zh) 2019-12-20 2019-12-20 一种直流变换器

Publications (1)

Publication Number Publication Date
CN113287253A true CN113287253A (zh) 2021-08-20

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CN201980020069.1A Pending CN113287253A (zh) 2019-12-20 2019-12-20 一种直流变换器

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US (1) US11870346B2 (zh)
EP (1) EP3961896B1 (zh)
CN (1) CN113287253A (zh)
AU (1) AU2019478501B2 (zh)
WO (1) WO2021120220A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2610593B (en) * 2021-09-09 2023-10-25 Murata Manufacturing Co Three output DC voltage supply with bi-stable latch short circuit protection

Citations (6)

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CN102771039A (zh) * 2010-02-01 2012-11-07 三菱电机株式会社 Dc/dc电力变换装置
CN104253555A (zh) * 2013-06-26 2014-12-31 富士电机株式会社 多电平功率转换电路
US20160329810A1 (en) * 2015-05-06 2016-11-10 Samsung Electronics Co., Ltd. Voltage converter for controlling a voltage of a flying capacitor and a voltage control method thereof
CN207625308U (zh) * 2017-09-13 2018-07-17 廊坊英博电气有限公司 一种超级电容储能的双向变流装置
CN108462381A (zh) * 2018-04-27 2018-08-28 合肥博鳌电气科技有限公司 一种半桥三电平变换器及其软启动方法
CN108471235A (zh) * 2018-03-28 2018-08-31 江苏固德威电源科技股份有限公司 三电平双向dc/dc电路

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Publication number Priority date Publication date Assignee Title
CN107112892B (zh) * 2014-10-02 2019-09-03 英飞凌科技奥地利有限公司 多输出升压dc-dc电源转换器
CN104868727B (zh) * 2015-05-29 2017-12-26 重庆大学 三电平DC‑DC buck变换器的二阶滑模控制及其有限状态机实现方法
US10554128B2 (en) * 2018-01-05 2020-02-04 Futurewei Technologies, Inc. Multi-level boost converter
CN109039061B (zh) * 2018-08-29 2020-03-24 阳光电源股份有限公司 一种多电平boost装置
CN109756115B (zh) 2018-12-21 2021-12-03 华为数字技术（苏州）有限公司 一种升压功率变换电路、方法、逆变器、装置及系统
CN109687713A (zh) * 2019-01-30 2019-04-26 上能电气股份有限公司 一种三电平降压电路及其控制方法
CN109742947A (zh) 2019-01-30 2019-05-10 上能电气股份有限公司 一种三电平升压电路及其控制方法
CN110943618A (zh) * 2019-12-13 2020-03-31 科华恒盛股份有限公司 一种多电平升压电路及其装置和系统

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102771039A (zh) * 2010-02-01 2012-11-07 三菱电机株式会社 Dc/dc电力变换装置
CN104253555A (zh) * 2013-06-26 2014-12-31 富士电机株式会社 多电平功率转换电路
US20160329810A1 (en) * 2015-05-06 2016-11-10 Samsung Electronics Co., Ltd. Voltage converter for controlling a voltage of a flying capacitor and a voltage control method thereof
CN207625308U (zh) * 2017-09-13 2018-07-17 廊坊英博电气有限公司 一种超级电容储能的双向变流装置
CN108471235A (zh) * 2018-03-28 2018-08-31 江苏固德威电源科技股份有限公司 三电平双向dc/dc电路
CN108462381A (zh) * 2018-04-27 2018-08-28 合肥博鳌电气科技有限公司 一种半桥三电平变换器及其软启动方法

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Publication number Publication date
US20220103070A1 (en) 2022-03-31
US11870346B2 (en) 2024-01-09
EP3961896A4 (en) 2022-07-13
AU2019478501A1 (en) 2021-12-23
AU2019478501B2 (en) 2023-10-12
WO2021120220A1 (zh) 2021-06-24
EP3961896B1 (en) 2023-03-01
EP3961896A1 (en) 2022-03-02

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