WO2021254536A3 - 谐振变换器及其同步整流控制方法 - Google Patents

谐振变换器及其同步整流控制方法 Download PDF

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Publication number
WO2021254536A3
WO2021254536A3 PCT/CN2021/111126 CN2021111126W WO2021254536A3 WO 2021254536 A3 WO2021254536 A3 WO 2021254536A3 CN 2021111126 W CN2021111126 W CN 2021111126W WO 2021254536 A3 WO2021254536 A3 WO 2021254536A3
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WO
WIPO (PCT)
Prior art keywords
parameter
current
resonant converter
synchronous rectification
hysteresis loop
Prior art date
Application number
PCT/CN2021/111126
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English (en)
French (fr)
Other versions
WO2021254536A2 (zh
Inventor
王雷
童文平
Original Assignee
深圳市正浩创新科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 深圳市正浩创新科技股份有限公司 filed Critical 深圳市正浩创新科技股份有限公司
Priority to EP21826699.7A priority Critical patent/EP4318914A4/en
Priority to KR1020227005779A priority patent/KR102628891B1/ko
Priority to JP2021567068A priority patent/JP7133105B2/ja
Publication of WO2021254536A2 publication Critical patent/WO2021254536A2/zh
Publication of WO2021254536A3 publication Critical patent/WO2021254536A3/zh
Priority to US18/476,814 priority patent/US20240022177A1/en

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Classifications

    • 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
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
    • H02M3/33576—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
    • H02M3/33592—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer having a synchronous rectifier circuit or a synchronous freewheeling circuit at the secondary side of an isolation transformer
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
    • 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
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/01—Resonant DC/DC 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
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
    • H02M3/33573—Full-bridge at primary side of an isolation transformer
    • 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

Landscapes

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

Abstract

一种谐振变换器的同步整流控制方法包括：获取谐振变换器的输出电流；若输出电流大于第一电流阈值，得到第一参数；若输出电流小于第二电流阈值，得到第二参数，第一电流阈值大于第二电流阈值，第一参数大于第二参数；根据第一参数建立第一电流滞环及根据第二参数建立第二电流滞环，第一电流滞环的参数为第一参数，第二电流滞环的参数为第二参数；采用第一电流滞环及第二电流滞环控制谐振变换器在切载工况下的同步整流。
PCT/CN2021/111126 2021-03-29 2021-08-06 谐振变换器及其同步整流控制方法 WO2021254536A2 (zh)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP21826699.7A EP4318914A4 (en) 2021-03-29 2021-08-06 RESONANT CONVERTER AND SYNCHRONOUS RECTIFICATION CONTROL METHODS THEREFOR
KR1020227005779A KR102628891B1 (ko) 2021-03-29 2021-08-06 공진 컨버터 및 그 동기 정류 제어 방법
JP2021567068A JP7133105B2 (ja) 2021-03-29 2021-08-06 共振コンバータ及びその同期整流制御方法
US18/476,814 US20240022177A1 (en) 2021-03-29 2023-09-28 Resonant converter and synchronous rectification control method thereof

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110329923.1A CN112713782B (zh) 2021-03-29 2021-03-29 谐振变换器及其同步整流控制方法
CN202110329923.1 2021-03-29

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US18/476,814 Continuation US20240022177A1 (en) 2021-03-29 2023-09-28 Resonant converter and synchronous rectification control method thereof

Publications (2)

Publication Number Publication Date
WO2021254536A2 WO2021254536A2 (zh) 2021-12-23
WO2021254536A3 true WO2021254536A3 (zh) 2022-02-10

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Country Link
US (1) US20240022177A1 (zh)
EP (1) EP4318914A4 (zh)
JP (1) JP7133105B2 (zh)
KR (1) KR102628891B1 (zh)
CN (1) CN112713782B (zh)
WO (1) WO2021254536A2 (zh)

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CN112713782B (zh) * 2021-03-29 2021-07-13 深圳市正浩创新科技股份有限公司 谐振变换器及其同步整流控制方法
CN113708644B (zh) * 2021-08-30 2023-12-08 易事特集团股份有限公司 一种简化的cllc谐振变换器同步整流方法及装置

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Publication number Publication date
CN112713782A (zh) 2021-04-27
EP4318914A2 (en) 2024-02-07
JP2022532588A (ja) 2022-07-15
KR20220135234A (ko) 2022-10-06
EP4318914A4 (en) 2024-05-29
JP7133105B2 (ja) 2022-09-07
US20240022177A1 (en) 2024-01-18
WO2021254536A2 (zh) 2021-12-23
KR102628891B1 (ko) 2024-01-23
CN112713782B (zh) 2021-07-13

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