KR102184786B9 - Ｄｃ 고장 전류 차단 기능을 갖는 모듈러 멀티레벨 컨버터 서브 모듈 및 이의 제어 방법 - Google Patents

Ｄｃ 고장 전류 차단 기능을 갖는 모듈러 멀티레벨 컨버터 서브 모듈 및 이의 제어 방법

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Publication number
KR102184786B9
KR102184786B9 KR1020190056530A KR20190056530A KR102184786B9 KR 102184786 B9 KR102184786 B9 KR 102184786B9 KR 1020190056530 A KR1020190056530 A KR 1020190056530A KR 20190056530 A KR20190056530 A KR 20190056530A KR 102184786 B9 KR102184786 B9 KR 102184786B9
Authority
KR
South Korea
Prior art keywords
controlling
same
fault current
sub module
multilevel converter
Prior art date
Application number
KR1020190056530A
Other languages
English (en)
Other versions
KR102184786B1 (ko
KR20200131654A (ko
Inventor
허견
김희진
김상민
나종서
김량규
Original Assignee
연세대학교 산학협력단
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.)
Filing date
Publication date
Application filed by 연세대학교 산학협력단 filed Critical 연세대학교 산학협력단
Priority to KR1020190056530A priority Critical patent/KR102184786B1/ko
Priority to US16/844,447 priority patent/US11139733B2/en
Publication of KR20200131654A publication Critical patent/KR20200131654A/ko
Application granted granted Critical
Publication of KR102184786B1 publication Critical patent/KR102184786B1/ko
Publication of KR102184786B9 publication Critical patent/KR102184786B9/ko

Links

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
    • 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
    • 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
    • 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
    • H02M7/4835—Converters with outputs that each can have more than two voltages levels comprising two or more cells, each including a switchable capacitor, the capacitors having a nominal charge voltage which corresponds to a given fraction of the input voltage, and the capacitors being selectively connected in series to determine the instantaneous output 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
    • H02M1/0048—Circuits or arrangements for reducing losses
    • 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
    • H02M1/322—Means for rapidly discharging a capacitor of the converter for protecting electrical components or for preventing electrical shock
    • 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
    • H02M1/325—Means for protecting converters other than automatic disconnection with means for allowing continuous operation despite a fault, i.e. fault tolerant converters
    • 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)
  • Inverter Devices (AREA)
  • Rectifiers (AREA)
KR1020190056530A 2019-05-14 2019-05-14 Ｄｃ 고장 전류 차단 기능을 갖는 모듈러 멀티레벨 컨버터 서브 모듈 및 이의 제어 방법 KR102184786B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020190056530A KR102184786B1 (ko) 2019-05-14 2019-05-14 Ｄｃ 고장 전류 차단 기능을 갖는 모듈러 멀티레벨 컨버터 서브 모듈 및 이의 제어 방법
US16/844,447 US11139733B2 (en) 2019-05-14 2020-04-09 Modular multilevel converter sub-module having DC fault current blocking function and method of controlling the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020190056530A KR102184786B1 (ko) 2019-05-14 2019-05-14 Ｄｃ 고장 전류 차단 기능을 갖는 모듈러 멀티레벨 컨버터 서브 모듈 및 이의 제어 방법

Publications (3)

Publication Number Publication Date
KR20200131654A KR20200131654A (ko) 2020-11-24
KR102184786B1 KR102184786B1 (ko) 2020-11-30
KR102184786B9 true KR102184786B9 (ko) 2021-11-12

Family

ID=73245168

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020190056530A KR102184786B1 (ko) 2019-05-14 2019-05-14 Ｄｃ 고장 전류 차단 기능을 갖는 모듈러 멀티레벨 컨버터 서브 모듈 및 이의 제어 방법

Country Status (2)

Country Link
US (1) US11139733B2 (ko)
KR (1) KR102184786B1 (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101943884B1 (ko) * 2017-06-02 2019-01-30 효성중공업 주식회사 Ｍｍｃ 컨버터 및 그의 서브모듈
EP3654510A1 (en) * 2018-11-19 2020-05-20 Maschinenfabrik Reinhausen GmbH Pre-charging a modular multilevel converter
CN113489046B (zh) * 2021-04-16 2024-05-17 华为数字能源技术有限公司 一种光伏系统、直流汇流箱及接线错误检测方法
CN115313493A (zh) * 2022-09-01 2022-11-08 东南大学 基于高效混合型模块化多电平变流器交流故障保护方法
CN115808646B (zh) * 2023-01-17 2023-05-02 国网山西省电力公司电力科学研究院 基于改进半桥型mmc的柔性直流系统线路故障性质识别方法
CN115776217B (zh) * 2023-02-10 2023-05-16 东南大学 一种子模块故障下mmc损耗优化控制方法、系统及设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL2671297T3 (pl) 2011-02-01 2018-10-31 Siemens Aktiengesellschaft Sposób usuwania błędu na przewodzie prądu stałego wysokiego napięcia, instalacja do przenoszenia prądu elektrycznego przez przewód prądu stałego wysokiego napięcia i przetwornica
KR101389579B1 (ko) 2012-12-28 2014-04-29 주식회사 효성 전력용 컨버터
KR101542940B1 (ko) * 2014-07-10 2015-08-11 연세대학교 산학협력단 멀티 레벨 컨버터의 사고 전류 저감 구조 및 이를 이용한 장치
US9871437B2 (en) * 2014-07-10 2018-01-16 University-Industry Foundation(UIF) Fault current reduction structure of multi-level converter and apparatus using the fault current reduction structure
KR101689824B1 (ko) * 2014-11-20 2016-12-27 한국전기연구원 모듈라 멀티레벨 컨버터 및 그 서브모듈
KR101857570B1 (ko) 2015-12-30 2018-05-15 주식회사 효성 모듈러 멀티레벨 컨버터 및 이의 ｄｃ 고장 차단 방법
KR20170083317A (ko) 2016-01-08 2017-07-18 연세대학교 산학협력단 모듈러 멀티-레벨 컨버터의 dc 사고 전류 저감 장치

Also Published As

Publication number Publication date
KR102184786B1 (ko) 2020-11-30
US20200366186A1 (en) 2020-11-19
KR20200131654A (ko) 2020-11-24
US11139733B2 (en) 2021-10-05

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GRNT Written decision to grant
G170 Re-publication after modification of scope of protection [patent]