KR100663545B1 - 역률 보상 장치 - Google Patents
역률 보상 장치 Download PDFInfo
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- KR100663545B1 KR100663545B1 KR1020050113096A KR20050113096A KR100663545B1 KR 100663545 B1 KR100663545 B1 KR 100663545B1 KR 1020050113096 A KR1020050113096 A KR 1020050113096A KR 20050113096 A KR20050113096 A KR 20050113096A KR 100663545 B1 KR100663545 B1 KR 100663545B1
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- South Korea
- Prior art keywords
- power factor
- factor correction
- current
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- 239000004065 semiconductor Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000020169 heat generation Effects 0.000 description 2
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Classifications
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- 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
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
- H02M1/4208—Arrangements for improving power factor of AC input
- H02M1/4266—Arrangements for improving power factor of AC input using passive elements
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- 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
- H02M3/02—Conversion of DC power input into DC power output without intermediate conversion into AC
- H02M3/04—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
- H02M3/10—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (6)
- 역률 보상 장치에 있어서,입력 전압의 레벨을 감지하는 입력 전압 감지부와;부하에 공급되는 출력 전류의 레벨을 감지하는 출력 전류 감지부와;후술되는 주 역률 보상부의 인덕터에 흐르는 전류를 감지하는 주전류 감지부와;상기 입력 전압 감지부와 출력 전류 감지부 및 주전류 감지부에서 각각 획득되는 입력 전압 레벨과 주전류 레벨 및 출력 전류 레벨에 따라 상기 부하에 공급되는 출력 전류의 제어와 역률보상을 위하여 보조 역률 보상 제어신호를 선택적으로 발생하는 병렬 역률 보상 제어기와;상기 병렬 역률 보상 제어기에서 발생하는 주 역률 보상 제어신호에 대응하여 입력되는 전류의 손실을 최소화하는 주 역률 보상부와;상기 병렬 역률 보상 제어기에서 발생하는 보조 역률 보상 제어신호에 대응하여 입력되는 전류의 손실을 최소화하는 보조 역률 보상부를 포함하여 구성된 것을 특징으로 하는 역률 보상 장치.
- 제1항에 있어서, 상기 병렬 역률 보상 제어기는 상기 입력 전압의 레벨과 출력 전류의 레벨에 따라 여러 단으로 구성된 제어신호 출력단을 통해 주 역률 보상 제어신호와 보조 역률 보상 제어신호를 발생하는 것을 특징으로 하는 역률 보상 장치.
- 제1항 또는 제2항에 있어서, 상기 병렬 역률 보상 제어기는, 상기 입력 전압의 레벨과 출력 전류의 레벨에 따라 다수의 보조 역률 보상 제어신호를 동시에 발생하거나 하나의 보조 역률 보상 제어신호만을 발생하거나 보조 역률 보상 제어신호를 발생하지 않는 것을 특징으로 하는 역률 보상 장치.
- 제1항에 있어서, 상기 주 역률 보상부는 전원 입력단에 연결된 인덕터와, 상기 인덕터의 출력단에 접속되고 상기 병렬 역률 보상 제어기의 제어신호에 따라 스위칭 동작을 수행하는 스위칭소자와, 상기 스위칭소자의 일단에 접속되어 부하에 전류를 공급해주는 역전류 방지용 다이오드를 구비한 것을 특징으로 하는 역률 보상 장치.
- 제1항에 있어서, 상기 보조 역률 보상부는 적어도 하나이상의 주 역률 보상부와 병렬로 연결되는 것을 특징으로 하는 역률 보상 장치.
- 제1항 또는 제5항에 있어서, 상기 보조 역률 보상부는, 전원 입력단에 연결된 인덕터와, 상기 인덕터의 출력단에 접속되고 상기 병렬 역률 보상 제어기의 제어신호에 따라 스위칭 동작을 수행하는 스위칭소자와, 상기 인덕터의 출력단과 스위칭소자의 일단에 접속되어 부하에 전류를 공급해주는 역전류 방지용 다이오드로 이루어진 역률 보상기가 적어도 하나 이상 병렬로 연결된 것을 특징으로 하는 역률 보상 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020050113096A KR100663545B1 (ko) | 2005-11-24 | 2005-11-24 | 역률 보상 장치 |
Applications Claiming Priority (1)
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KR1020050113096A KR100663545B1 (ko) | 2005-11-24 | 2005-11-24 | 역률 보상 장치 |
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KR100663545B1 true KR100663545B1 (ko) | 2007-01-02 |
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KR1020050113096A Active KR100663545B1 (ko) | 2005-11-24 | 2005-11-24 | 역률 보상 장치 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101141673B1 (ko) | 2012-04-03 | 2012-05-04 | (주) 오디피 | 전류제한기능이 개선된 위상분할제어방식의 역률보상회로 |
KR101248377B1 (ko) | 2011-08-19 | 2013-04-08 | 주식회사 동아일렉콤 | 전력 변환 장치 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1032981A (ja) | 1996-07-16 | 1998-02-03 | Daikin Ind Ltd | 電源装置 |
KR19990054579A (ko) * | 1997-12-26 | 1999-07-15 | 구자홍 | 소프트 스위칭을 이용한 저손실형 역률제어용 승압형 컨버터 |
JPH11289766A (ja) | 1998-04-03 | 1999-10-19 | Toshiba Ave Co Ltd | 電源装置 |
JP2002095257A (ja) | 2000-09-13 | 2002-03-29 | Sony Corp | 電子機器の電源装置 |
-
2005
- 2005-11-24 KR KR1020050113096A patent/KR100663545B1/ko active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1032981A (ja) | 1996-07-16 | 1998-02-03 | Daikin Ind Ltd | 電源装置 |
KR19990054579A (ko) * | 1997-12-26 | 1999-07-15 | 구자홍 | 소프트 스위칭을 이용한 저손실형 역률제어용 승압형 컨버터 |
JPH11289766A (ja) | 1998-04-03 | 1999-10-19 | Toshiba Ave Co Ltd | 電源装置 |
JP2002095257A (ja) | 2000-09-13 | 2002-03-29 | Sony Corp | 電子機器の電源装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101248377B1 (ko) | 2011-08-19 | 2013-04-08 | 주식회사 동아일렉콤 | 전력 변환 장치 |
WO2013027949A3 (ko) * | 2011-08-19 | 2013-04-25 | 주식회사 동아일렉콤 | 전력 변환 장치 |
KR101141673B1 (ko) | 2012-04-03 | 2012-05-04 | (주) 오디피 | 전류제한기능이 개선된 위상분할제어방식의 역률보상회로 |
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