CN115053443A - 一种无桥功率因数校正pfc电路 - Google Patents

一种无桥功率因数校正pfc电路 Download PDF

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Publication number
CN115053443A
CN115053443A CN202080095802.9A CN202080095802A CN115053443A CN 115053443 A CN115053443 A CN 115053443A CN 202080095802 A CN202080095802 A CN 202080095802A CN 115053443 A CN115053443 A CN 115053443A
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China
Prior art keywords
sampling element
switch
low
power switch
branch
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Pending
Application number
CN202080095802.9A
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English (en)
Inventor
蒋华
吕泽杰
陈保国
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Huawei Digital Power Technologies Co Ltd
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Huawei Digital Power Technologies Co Ltd
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Publication of CN115053443A publication Critical patent/CN115053443A/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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4233—Arrangements for improving power factor of AC input using a bridge converter comprising active switches
    • 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
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0009—Devices or circuits for detecting current in a converter
    • 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
    • H02M1/0048—Circuits or arrangements for reducing losses
    • H02M1/0054—Transistor switching losses
    • H02M1/0058—Transistor switching losses by employing soft switching techniques, i.e. commutation of transistors when applied voltage is zero or when current flow is zero
    • 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
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4216—Arrangements for improving power factor of AC input operating from a three-phase input voltage
    • 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
    • H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Rectifiers (AREA)

Abstract

一种无桥PFC校正电路，包括：控制模块采集流经电流采样元件的电流，当流经电流采样元件的电流大于第一阈值时，控制模块控制开关元件闭合。可以根据流经电流采样元件的电流进而控制开关元件的闭合，从而实现开关元件的零电压开通。由于采集的电流不会突变，因此降低了对控制模块中包括的采样控制电路的时延的要求，控制模块的信号抗干扰能力较强。

Description

PCT国内申请，说明书已公开。

Claims (24)

  1. PCT国内申请，权利要求书已公开。
CN202080095802.9A 2020-05-29 2020-05-29 一种无桥功率因数校正pfc电路 Pending CN115053443A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/093368 WO2021237699A1 (zh) 2020-05-29 2020-05-29 一种无桥功率因数校正pfc电路

Publications (1)

Publication Number Publication Date
CN115053443A true CN115053443A (zh) 2022-09-13

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CN202080095802.9A Pending CN115053443A (zh) 2020-05-29 2020-05-29 一种无桥功率因数校正pfc电路

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US (1) US20230089905A1 (zh)
EP (1) EP4148966A4 (zh)
CN (1) CN115053443A (zh)
WO (1) WO2021237699A1 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114640240A (zh) * 2022-02-16 2022-06-17 华为数字能源技术有限公司 无桥功率因素校正保护电路及控制方法和功率模块
CN114744864A (zh) * 2022-04-02 2022-07-12 华为数字能源技术有限公司 功率控制电路及其控制方法
WO2024007003A2 (en) * 2022-07-01 2024-01-04 Pacific Import Manufacturing, Inc. Bridgeless digital control power factor correction circuit
CN117748690B (zh) * 2024-02-19 2024-05-24 西安图为电气技术有限公司 电池的充放电电路和电池的充放电方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101707441B (zh) * 2009-11-26 2012-06-06 华为技术有限公司 图腾柱无桥电路系统及电流采样装置
CN102185504A (zh) * 2011-05-17 2011-09-14 成都芯源系统有限公司 电源电路及控制电源电路的方法
JP6589667B2 (ja) * 2016-02-02 2019-10-16 Tdk株式会社 ブリッジレスｐｆｃコンバータ
CN106685206A (zh) * 2016-08-31 2017-05-17 株式会社村田制作所 功率因数校正装置及其控制方法以及电子设备
CN206402101U (zh) * 2017-01-22 2017-08-11 北京新能源汽车股份有限公司 一种pfc电路及充电机
US10461632B1 (en) * 2018-04-10 2019-10-29 Semiconductor Components Industries, Llc Current sensing for bridgeless PFC converters
CN109067212B (zh) * 2018-07-31 2021-01-26 杭州中恒电气股份有限公司 一种功率因数校正电路及其控制方法
CN110365203B (zh) * 2019-06-19 2021-07-09 广州金升阳科技有限公司 电流采样电路、电流过零检测电路、图腾柱无桥pfc电路及其控制方法
CN110165883B (zh) * 2019-06-21 2022-03-04 海信（广东）空调有限公司 一种无桥pfc电路及变频产品

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US20230089905A1 (en) 2023-03-23
WO2021237699A1 (zh) 2021-12-02
EP4148966A1 (en) 2023-03-15
EP4148966A4 (en) 2023-06-14

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