KR880011986A - 전력 코버터 - Google Patents

전력 코버터 Download PDF

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Publication number
KR880011986A
KR880011986A KR1019880003399A KR880003399A KR880011986A KR 880011986 A KR880011986 A KR 880011986A KR 1019880003399 A KR1019880003399 A KR 1019880003399A KR 880003399 A KR880003399 A KR 880003399A KR 880011986 A KR880011986 A KR 880011986A
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KR
South Korea
Prior art keywords
reference voltage
power
correction
outputting
signal
Prior art date
Application number
KR1019880003399A
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English (en)
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KR910010044B1 (en
Inventor
신지 다따라
Original Assignee
아오이 죠이찌
가부시끼가이샤 도시바
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Application filed by 아오이 죠이찌, 가부시끼가이샤 도시바 filed Critical 아오이 죠이찌
Publication of KR880011986A publication Critical patent/KR880011986A/ko
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Publication of KR910010044B1 publication Critical patent/KR910010044B1/ko

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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
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • 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
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
    • H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
    • H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M5/27—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means for conversion of frequency
    • 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
    • H02M1/12—Arrangements for reducing harmonics from ac input or output
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
    • H02P27/16—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using ac to ac converters without intermediate conversion to dc

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Ac-Ac Conversion (AREA)
  • Inverter Devices (AREA)

Abstract

내용없음

Description

전력 코버터
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 4 는 본 발명에 의한 전력 콘버터의 1 상의 요부의 제 1 실시예의 부분 회로도
제 5 도는 본 발명에 의한 전력 콘버터의 1상의 요부의?? 제 2 실시예의 부분 회로도.

Claims (9)

  1. 제 1 주파수를 갖는 제 1 전력을 제 2 주파수를 갖는 제 2 전력으로 변화시켜 부하에 제2 전력을 공급하는 복수의 수단과, 변화수단의 점호 위상각들을 쉬프트하기 위하여 변환수단으로 공급된 기준 전압 신호들을 발생하도록 기준 전압을 변경하여 제 1 전력의 정수차수의 고조파의 발생을 방지하는 보정 제어수단으로 구성되는 전력 콘버터.
  2. 제 1 항에 있어서, 부하의 운전상태를 검출하여 검출신호를 출력하는 수단과, 검출수단으로부터 검출신호에 준하여 보정 제어수단을 동작시키는 타이밍 변별수단을 더 포함하고 있는 전력 콘버터.
  3. 제 1 및 제 2 항에 있어서, 변환수단이 정측 및 부측의 제 1 전력을 변환시키는 정 및 부군 컨버터 장치들, 정 및 부군 콘버터 장치들에 연결된 2차 코일들을 갖는 한쌍의 변압기들 및 주성점을 가지며, 정 및 부군 콘버터 장치들의 출력에 연결되고, 제 2 전력이 그 중성점으로부터 출력되는 리액터를 포함하고 있는 전력 콘버터.
  4. 제 3 항에 있어서, 정 및 부군 컨버터 장치들의 각각이 직렬로 서로 연결된 한쌍의 콘버터들을 포함하는 전력 콘버터.
  5. 제 4 항에 있어서, 보정 제어수단이 기준전압 신호들을 발생하는 신호발생기, 쉬프트될 위상에 상당하는 위상 보정신호를 출력하는 보정회로 및 위상 보정신호를 기준전압 신호들에 가산하여 콤버터들로 보정된 기준전압 신호들을 출력하는 가산기들을 포함하고 있는 전력 콘버터.
  6. 제 5 항에 있어서, 콘버터들로 공급될 보정된 기준전압 신호들의 위상들이 -37.5°,+7.5°,-7.5°, 및 -22.5°를 포함하는 전력 콘버터.
  7. 제 4 항에 있어서, 보정제어 수단이 기준전압 신호들을 발생하는 신호발생기,쉬프트될 위상에 상당하는 위상 보정신호를 출력하는 보정회로 및 위상 보정신호를 기준전압 신호들에 가산하여 보정된 기준전압 신호들을 콘버터들로 출력하는 가산기들을 포함하는 전력 콘버터.
  8. 제 7 항에 있어서, 검출수단이 부하인 전동기의 속도를 검출하는 속도검출기를 포함하고 변별수단이 속도검출기로부터 출력되는 검출신호에 준하여 보정회로를 동작시키는 변별회로를 포함하는 전력 콘버터.
  9. 제 8 항에 있어서, 콘버터들로 공급될 보정된 기준전압 신호들의 위상들이 -37.5°,+7.5°,-7.5° 및 -22.5°를 포함하는 전력 콘버터.
    ※참고사항:최초출원 내용에 의하여 공개하는 것임.
KR8803399A 1987-03-30 1988-03-29 Power converter KR910010044B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62-74304 1987-03-30
JP62074304A JP2543877B2 (ja) 1987-03-30 1987-03-30 電力変換装置

Publications (2)

Publication Number Publication Date
KR880011986A true KR880011986A (ko) 1988-10-31
KR910010044B1 KR910010044B1 (en) 1991-12-10

Family

ID=13543253

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8803399A KR910010044B1 (en) 1987-03-30 1988-03-29 Power converter

Country Status (5)

Country Link
US (1) US4858100A (ko)
JP (1) JP2543877B2 (ko)
KR (1) KR910010044B1 (ko)
CN (1) CN1010729B (ko)
DE (1) DE3810870A1 (ko)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5206539A (en) * 1991-11-15 1993-04-27 Power Distribution, Inc. Transformer with cancellation of harmonic currents by phase shited secondary windings
US5343080A (en) * 1991-11-15 1994-08-30 Power Distribution, Inc. Harmonic cancellation system
US5434455A (en) * 1991-11-15 1995-07-18 Power Distribution, Inc. Harmonic cancellation system
JPH05260781A (ja) * 1992-03-09 1993-10-08 Mitsubishi Electric Corp 電力変換装置
DE4209645A1 (de) * 1992-03-25 1993-09-30 Abb Patent Gmbh Verfahren zur Ansteuerung der Stromrichterventile von zwei oder mehr aus einer gemeinsamen Gleichstromquelle gespeisten Parallelschwingkreiswechselrichtern mit jeweils einem Induktionsofen und Anlage zur Durchführung des Verfahrens
CH685220A5 (de) * 1992-08-18 1995-04-28 Siemens Ag Albis Verfahren und Schaltungsanordnung zur Reduktion von Oberwellen.
SE9403209L (sv) * 1994-09-23 1996-03-24 Asea Brown Boveri Seriekompenserad strömriktarstation
AT405584B (de) * 1995-06-16 1999-09-27 Johann W Kolar Synchronisation der schaltzustandsänderungen parallelgeschalteter zweipunkt-stromgeregelter leistungselektronischer systeme bei definierter phasenversetzung
GB2330254B (en) * 1997-10-09 2000-10-18 Toshiba Kk Multiple inverter system
US6621721B2 (en) * 2002-01-31 2003-09-16 The Boeing Company Direct conversion programmable power source controller: three-phase input with programmable single-phase output
US20040212353A1 (en) * 2003-04-25 2004-10-28 Siemens Westinghouse Power Corporation Use of a closing impedance to minimize the adverse impact of out-of-phase generator synchronization
US7339809B2 (en) * 2004-11-30 2008-03-04 The Boeing Company Systems and methods for electrical power regulation and distribution in aircraft
RU2642827C2 (ru) * 2012-08-31 2018-01-29 Шелл Интернэшнл Рисерч Маатсхаппий Б.В. Системы привода с переменной скоростью, способ управления системой привода с переменной скоростью и способ охлаждения потока углеводородов
JP6163100B2 (ja) * 2013-12-27 2017-07-12 株式会社志賀機能水研究所 電力設備

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* Cited by examiner, † Cited by third party
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US4013937A (en) * 1974-07-22 1977-03-22 Westinghouse Electric Corporation Naturally commutated cycloconverter with controlled input displacement power factor
JPS5623386B2 (ko) * 1974-11-13 1981-05-30
US4303972A (en) * 1979-11-19 1981-12-01 Westinghouse Electric Corp. Controlling the circulating current in naturally commutated static power converters
JPS5728573A (en) * 1980-07-24 1982-02-16 Toshiba Corp Controlling method of multiplied inverter
JPS57175587U (ko) * 1981-04-27 1982-11-06
JPS5893473A (ja) * 1981-11-26 1983-06-03 Fuji Electric Co Ltd 多相サイクロコンバ−タの出力電圧制御方式
JPS59122372A (ja) * 1982-12-27 1984-07-14 Toshiba Corp 電力調整装置
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JPS6166567A (ja) * 1984-09-05 1986-04-05 Toshiba Corp 周波数変換装置の制御方法
US4600874A (en) * 1985-01-26 1986-07-15 General Electric Company Excitation current control for induction motor drive using load commutated inverter circuit

Also Published As

Publication number Publication date
US4858100A (en) 1989-08-15
DE3810870A1 (de) 1988-10-20
CN1010729B (zh) 1990-12-05
JPS63242171A (ja) 1988-10-07
JP2543877B2 (ja) 1996-10-16
CN88101891A (zh) 1988-10-19
KR910010044B1 (en) 1991-12-10
DE3810870C2 (ko) 1993-08-12

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