KR920019054A - 인버터 시스템 - Google Patents

인버터 시스템 Download PDF

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Publication number
KR920019054A
KR920019054A KR1019920004910A KR920004910A KR920019054A KR 920019054 A KR920019054 A KR 920019054A KR 1019920004910 A KR1019920004910 A KR 1019920004910A KR 920004910 A KR920004910 A KR 920004910A KR 920019054 A KR920019054 A KR 920019054A
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KR
South Korea
Prior art keywords
inverter
signal
correction
current
voltage
Prior art date
Application number
KR1019920004910A
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English (en)
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KR960000800B1 (ko
Inventor
가즈오 가와가미
Original Assignee
아오이 죠이찌
가부시끼가이샤 도시바
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Publication of KR920019054A publication Critical patent/KR920019054A/ko
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Publication of KR960000800B1 publication Critical patent/KR960000800B1/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
    • 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
    • H02M7/493—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 the static converters being arranged for operation in parallel
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/46—Controlling of the sharing of output between the generators, converters, or transformers
    • 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
    • H02M1/0064—Magnetic structures combining different functions, e.g. storage, filtering or transformation

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

내용 없음

Description

인버터 시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도는 본 발명에 의한 제어시스템을 나타낸 블록도,
제3A, 3B및 3C도는 제2도의 시스템중의 전압제어회로의 각종 구성의 예를 나타낸 블록도들,
제4A, 4B및 4C도는 제2도의 시스템.

Claims (7)

  1. 대응하는 인버터의 출력전류를 검출하는 전류검출수단, 상기 대응하는 인버터의 실제전압과 전압기준간의 편차에 대응하는 전압제어신호를 발생하는 전압제어수단, 상기 대응하는 인버터의 실제 주파수 기준간의 편차에 대응하는 주파수 제어신호를 발생하는 주파수 제어수단, 상기 전류검출수단의 검출결과에 준하여 상기 대응하는 인버터에 관한 전류편차 신호를 형성하는 전류편차형성수단, 상기 전류편차 검출수단에 의해서 형성된 전류편차신호를 d-q축 직각 좌표계의 신호로 변환하여 상기 대응하는 인버터의 출력전압의 주파수에 관한 제1보정신호를 형성하고 상기 출력전압의 진폭에 관한 제2보정신호를 형성하는 d-q축 직각 좌표변환수단, 상기 제1보정수단에 의해서 상기 주파수 제어신호를 보정하는 제1보정수단, 상기 제2보정신호에 의해서 상기 전압제어신호를 보정하는 제2보정수단, 상기 제1보정수단 및 상기 제2보정수단으로 부터의 출력들에 따라서 상기 대응하는 인버터를 제어하는 수단을 포함하여 병렬로 연결된 복수의 인버터들을 포함하는 인버터 시스템.
  2. 제1항에 있어서, 상기 주파수제어수단이 페이스록크드루프(PLL)로 된 인버터 시스템.
  3. 제2항에 있어서, 상기 페이스록크드루프가 위상 에러검출기, 로우패스필터 및 전압 제어된 발진기로된 인버터 시스템.
  4. 제1항에 있어서, 상기 전압제어수단이 PI연산제어기도 된 인버터 시스템.
  5. 제1항에 있어서, 상기 d-q측 직각 좌표변환수단이 d-축 좌표변환수단과 q-축 좌표변환수단으로 되고 상기 d-축 좌표변환수단이 동작되어 그 d-축 성분으로서 상기 전류편차 신호에 준하여 상기 인버터의 출력전압의 주파수에 관한 제1보정신호를 형성하고 상기 q-축 좌표변환수단이 동작되어 그 q-축 성분으로서 상기 전류편차 신호에 준하여 상기 인버터의 출력전압의 진폭에 관한 제2보정신호를 형성하는 인버터 시스템.
  6. 제1항에 있어서, 교류필터가 각 인버터의 출력측에 설비되고 상기 전류검출수단이 상기 교류필터의 출력측에 설비된 인버터 시스템.
  7. 제1항에 있어서, 교류필터가 각 인버터의 출력측에 설비되고 상기 전류검출수단이 상기 교류필터의 입력측에 설비되어 있는 인버터 시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920004910A 1991-03-27 1992-03-26 인버터 시스템 KR960000800B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3062318A JPH04299027A (ja) 1991-03-27 1991-03-27 インバータ装置
JP91-062318 1991-03-27

Publications (2)

Publication Number Publication Date
KR920019054A true KR920019054A (ko) 1992-10-22
KR960000800B1 KR960000800B1 (ko) 1996-01-12

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Application Number Title Priority Date Filing Date
KR1019920004910A KR960000800B1 (ko) 1991-03-27 1992-03-26 인버터 시스템

Country Status (5)

Country Link
US (1) US5191519A (ko)
JP (1) JPH04299027A (ko)
KR (1) KR960000800B1 (ko)
CN (1) CN1023437C (ko)
TW (1) TW255991B (ko)

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