KR880010552A - 인버터 출력전압의 직류분 보정장치 - Google Patents

인버터 출력전압의 직류분 보정장치 Download PDF

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Publication number
KR880010552A
KR880010552A KR870009593A KR870009593A KR880010552A KR 880010552 A KR880010552 A KR 880010552A KR 870009593 A KR870009593 A KR 870009593A KR 870009593 A KR870009593 A KR 870009593A KR 880010552 A KR880010552 A KR 880010552A
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South Korea
Prior art keywords
inverter
output voltage
voltage
transistors
output
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KR870009593A
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KR900004349B1 (ko
Inventor
노부오 사시다
유싱 야마모또
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시끼모리야
미쓰비시전기 주식회사
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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
    • H02M5/40—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 with intermediate conversion into DC
    • H02M5/42—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 with intermediate conversion into DC by static converters
    • H02M5/44—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC
    • H02M5/443—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M5/45—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M5/451—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of output voltage or 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
    • 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
    • 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
    • H02M5/40—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 with intermediate conversion into DC
    • H02M5/42—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 with intermediate conversion into DC by static converters
    • H02M5/44—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC
    • H02M5/443—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M5/45—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 with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • 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
    • H02M7/4803—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 with means for reducing DC component from AC output voltage

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)

Abstract

내용 없음

Description

인버터 출력전압의 직류분 보정장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 이 발명의 한 실시예에 의한 인버터 출력전압의 직류분보정장치의 구성도.
제6도는 이 발명의 다른 실시예를 표시하는 구성도.

Claims (5)

  1. 직류전원을 인버터회로에 의하여 교류전압으로 변환시킴과 동시에 그 인버터회로의 출력전압을 전압검출기에 의하여 검출하고, 인버터의 제어회로를 통하여 인버터회로에 직류분보정의 입력신호를 부여하는 인버터회로를 출력전압의 직류분보정장치에 있어서, 상기 인버터회로의 출력에 병렬로 접속시킨 전류검출 수단과, 상기 전류 검출수단에 흐르는 전류의 극성을 자동적으로 판별하여 상기 인버터의 제어회로에 직류분의 보정신호로서 부여하는 극성판별수단등을 구비한 것을 특징으로 하는 인버터 출력전압의 직류분보정장치.
  2. 청구범위 제1항에 있어서, 상기 전류검출수단으로서 가포화 리액터를 사용하도록 한 것을 특징으로 하는 인버터출력전압의 직류분보정장치.
  3. 청구범위 제1항에 있어서, 상기 극성판별수단으로서 2조의 포토카플러를 사용하여 가포화 리액터에 흐르는 전류방향을 판별하도록 한 것을 특징으로 하는 인버터출력전압의 직류분보정장치.
  4. 청구범위 제3항에 있어서, 상기 2조의 포토카플러로 이루어지는 극성 판별수단으로서 2조의 포토 카플러의 트랜지스터 출력단자를 직렬로 접속시키는 한편, 이 트랜지스터의 콜렉터, 에미터 사이에 동일치의 저항기를 각각 병렬로 접속하며 상기 직렬로 접속된 트랜지스터의 양단에 각각 동일전압을 가진 전원을 접속하고 이 2조의 트랜지스터의 접속중점에 연산증폭기의 입력을 접속하였으며 이 연산증폭기의 출력을 인버터의 제어회로에 직류분보정신호로서 입력되도록 한 것을 특징으로 하는 인버터출력전압의 직류분보정장치.
  5. 청구범위 제3항에 있어서, 상기 2조의 포토 카를러로 되는 극성 판별수단으로서 포토 카플러의 트랜지스터 출력단자를 직렬로 접속시키는 한편, 이 트랜지스터의 콜렉터 및 에미터간에 동일치의 저항기를 각각 병렬로 접속하고, 상기 2조의 트랜지스터 및 저항치의 접속중점을 결합시켜 연산 증폭기의 한쪽의 입력신호로 함과 동시에 상기 2조의 트랜지스터에 부여하는 2조의 전원간에 동일치를 가진 2개의 분압저항기를 접속하며 이 분압저항기의 접속중점의 전위를 상기 연산증폭기의 다른쪽의 입력신호로서 부여하여 이 연산증폭기의 출력을 인버터의 제어회로에 직류분보정용 입력신호로서 입력되도록 한 것을 특징으로 하는 인버터출력전압의 직류분보정장치.
    ※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870009593A 1987-02-12 1987-08-31 인버터출력전압의 직류분 보정장치 Expired KR900004349B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP?62-28353 1987-02-12
JP62028353A JPH0775471B2 (ja) 1987-02-12 1987-02-12 インバータ装置

Publications (2)

Publication Number Publication Date
KR880010552A true KR880010552A (ko) 1988-10-10
KR900004349B1 KR900004349B1 (ko) 1990-06-22

Family

ID=12246241

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870009593A Expired KR900004349B1 (ko) 1987-02-12 1987-08-31 인버터출력전압의 직류분 보정장치

Country Status (4)

Country Link
US (1) US4803611A (ko)
JP (1) JPH0775471B2 (ko)
KR (1) KR900004349B1 (ko)
BR (1) BR8705949A (ko)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2783555B2 (ja) * 1988-09-26 1998-08-06 株式会社東芝 電力変換装置
JPH02111266A (ja) * 1988-10-20 1990-04-24 Fuji Electric Co Ltd 系統連けい用インバータの制御装置
JP2745728B2 (ja) * 1988-10-21 1998-04-28 富士電機株式会社 インバータの制御方法
JPH0777516B2 (ja) * 1989-04-27 1995-08-16 三菱電機株式会社 多相インバータの出力直流分防止装置
JPH02307374A (ja) * 1989-05-22 1990-12-20 Hitachi Ltd 電力変換装置
JPH0728537B2 (ja) * 1989-06-02 1995-03-29 三菱電機株式会社 インバータ出力電圧誤差の補正装置
JPH03243171A (ja) * 1990-02-19 1991-10-30 Sanyo Electric Co Ltd 電力変換装置
US5115386A (en) * 1990-10-15 1992-05-19 Hitachi, Ltd. Circuit for controlling an electric power supply apparatus, a method therefor and an uninterruptible power supply
JPH0472888U (ko) * 1990-11-02 1992-06-26
US5229929A (en) * 1990-11-30 1993-07-20 Honda Giken Kogyo Kabushiki Kaisha Output peak current correction for PWM invertors
JP3022063B2 (ja) * 1993-01-07 2000-03-15 三菱電機株式会社 電力変換器の制御装置
US5414342A (en) * 1993-04-29 1995-05-09 Unitrode Corporation Voltage mode pulse width modulation controller
US5680302A (en) * 1995-08-24 1997-10-21 Nippon Steel Corporation AC output control apparatus
JP3167936B2 (ja) * 1996-08-08 2001-05-21 三菱電機株式会社 電力変換装置
KR200154582Y1 (ko) * 1996-11-09 1999-08-16 윤종용 브러시리스 직류 전동기의 인버터 구동 회로
DE19648696A1 (de) * 1996-11-25 1998-05-28 Asea Brown Boveri Verfahren und Vorrichtung zur Ausregelung des DC-Offsets eines Umrichters
JP4667771B2 (ja) * 2004-06-24 2011-04-13 東芝三菱電機産業システム株式会社 インバータ装置
DE102005061568B4 (de) * 2005-12-22 2011-06-16 Siemens Ag Übertragungsanordnung für den Austausch von Informationsdaten zwischen einem elektrischen Verbraucher und einem vorgeordneten Umrichter
SE0600889L (sv) * 2006-04-24 2007-07-17 Abb Ab Sätt att reglera trefasmotor med två par tyristorer
US7800925B2 (en) * 2008-03-05 2010-09-21 Honeywell International Inc. Mitigation of unbalanced input DC for inverter applications
US11460488B2 (en) 2017-08-14 2022-10-04 Koolbridge Solar, Inc. AC electrical power measurements
US12362647B2 (en) 2011-05-08 2025-07-15 Koolbridge Solar, Inc. Solar energy system with variable priority circuit backup
US8937822B2 (en) 2011-05-08 2015-01-20 Paul Wilkinson Dent Solar energy conversion and utilization system
US10090777B2 (en) 2011-05-08 2018-10-02 Koolbridge Solar, Inc. Inverter with independent current and voltage controlled outputs
US11901810B2 (en) 2011-05-08 2024-02-13 Koolbridge Solar, Inc. Adaptive electrical power distribution panel
JP5500141B2 (ja) * 2011-09-01 2014-05-21 株式会社安川電機 電力変換装置
US10033302B2 (en) 2014-08-29 2018-07-24 Koolbridge Solar, Inc. Rotary solar converter
US10148093B2 (en) 2015-06-16 2018-12-04 Koolbridge Solar, Inc. Inter coupling of microinverters
GB2545023B (en) * 2015-12-04 2018-06-06 General Electric Technology Gmbh Improvements in or relating to converters
JP2019510460A (ja) * 2016-03-30 2019-04-11 アイディール パワー インコーポレイテッド マイクログリッド電力アーキテクチャ
US11196272B2 (en) 2016-06-29 2021-12-07 Koolbridge Solar, Inc. Rapid de-energization of DC conductors with a power source at both ends
FR3061375B1 (fr) * 2016-12-23 2019-05-31 Socomec Circuit de regulation de la composante continue de la tension de sortie d'une alimentation sans interruption
US10250162B2 (en) * 2017-08-14 2019-04-02 Koolbridge Solar, Inc. DC bias prevention in transformerless inverters
US11228171B2 (en) 2017-08-14 2022-01-18 Koolbridge Solar, Inc. Overcurrent trip coordination between inverter and circuit breakers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4500837A (en) * 1981-01-15 1985-02-19 Westinghouse Electric Corp. Detection of DC content in an AC waveform
US4370702A (en) * 1981-01-15 1983-01-25 Westinghouse Electric Corp. Microprocessor control of inverter power transistors with DC content correction
US4556842A (en) * 1983-07-26 1985-12-03 Westinghouse Electric Corp. Tracking filter for sensing DC content in an AC waveform
DE3685190D1 (de) * 1985-10-21 1992-06-11 Mitsubishi Electric Corp Konstante spannungs-/frequenzleistungsversorgungseinrichtung.

Also Published As

Publication number Publication date
JPH0775471B2 (ja) 1995-08-09
JPS63198581A (ja) 1988-08-17
US4803611A (en) 1989-02-07
BR8705949A (pt) 1988-08-23
KR900004349B1 (ko) 1990-06-22

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Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20040623

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St.27 status event code: A-5-5-R10-R18-oth-X000

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000