KR20090066954A - 무손실 역률 개선 회로 - Google Patents
무손실 역률 개선 회로 Download PDFInfo
- Publication number
- KR20090066954A KR20090066954A KR1020070134704A KR20070134704A KR20090066954A KR 20090066954 A KR20090066954 A KR 20090066954A KR 1020070134704 A KR1020070134704 A KR 1020070134704A KR 20070134704 A KR20070134704 A KR 20070134704A KR 20090066954 A KR20090066954 A KR 20090066954A
- Authority
- KR
- South Korea
- Prior art keywords
- inductor
- winding
- snubber
- power factor
- voltage
- Prior art date
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/70—Regulating power factor; Regulating reactive current or power
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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
- H02M1/0048—Circuits or arrangements for reducing losses
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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
- H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
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- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Dc-Dc Converters (AREA)
- Rectifiers (AREA)
Abstract
Description
Claims (2)
- 정류된 입력전압이 일단으로 입력되는 부스트 인덕터;상기 부스트 인덕터의 타단과 접지 사이에 연결된 스위치;상기 부스트 인덕터의 타단에 일단이 연결되는 제1 권선;상기 제1 권선의 타단에 일단이 연결되는 스너버 인덕터;상기 스너버 인덕터의 타단에 애노드가 연결된 주다이오드;상기 부스트 인덕터의 타단에 일단이 연결되며 상기 제1 권선과 소정 권선비로 결합되어 트랜스포머를 형성하는 제2 권선;상기 부스트 인덕터의 타단에 일단이 연결되며 상기 제2 권선의 타단에 타단이 연결된 클램프 캐패시터; 및상기 클램프 캐패시터의 타단에 애노드가 연결되고 상기 주다이오드의 캐소드에 캐소드가 연결된 추가 다이오드를 포함하는 무손실 역률 개선 회로.
- 제1항에 있어서,상기 제1 권선은 상기 스너버 인덕터와의 연결단에서 권선이 시작되고, 상기 제2 권선은 상기 부스트 인덕터와의 연결단에서 권선이 시작되는 것을 특징으로 하는 무손실 역률 개선 회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070134704A KR100916047B1 (ko) | 2007-12-20 | 2007-12-20 | 무손실 역률 개선 회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070134704A KR100916047B1 (ko) | 2007-12-20 | 2007-12-20 | 무손실 역률 개선 회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090066954A true KR20090066954A (ko) | 2009-06-24 |
KR100916047B1 KR100916047B1 (ko) | 2009-09-08 |
Family
ID=40994891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070134704A KR100916047B1 (ko) | 2007-12-20 | 2007-12-20 | 무손실 역률 개선 회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100916047B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101422947B1 (ko) * | 2012-12-11 | 2014-07-23 | 삼성전기주식회사 | 역률 보정 회로 및 이를 포함하는 전원 장치 |
US9391506B2 (en) | 2012-12-11 | 2016-07-12 | Samsung Electro-Mechancis Co., Ltd. | Power factor correction circuit with active snubber and power supply including the same |
KR102220077B1 (ko) * | 2019-10-08 | 2021-02-24 | 동명대학교산학협력단 | 스위칭 전력 손실 저감을 위한 고효율 dc-dc컨버터 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8829865B2 (en) * | 2010-07-13 | 2014-09-09 | General Electric Company | Power factor correction efficiency improvement circuit, a converter employing the circuit and a method of manufacturing a converter |
KR101195208B1 (ko) | 2010-11-10 | 2012-10-29 | 한국전기연구원 | 영전압 영전류 스위칭 연속전류모드 역률 보상회로 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6856119B2 (en) | 2003-01-21 | 2005-02-15 | Analog Modules, Inc. | Single-stage power factor corrected capacitor charger |
US7002323B2 (en) | 2003-05-07 | 2006-02-21 | Nec Corporation | Switching power supply circuit capable of reducing switching loss and control method used therein |
KR100590785B1 (ko) | 2004-05-24 | 2006-06-19 | 학교법인 포항공과대학교 | Pdp용 전원장치 |
KR100638484B1 (ko) | 2005-07-09 | 2006-11-02 | 학교법인 포항공과대학교 | 고효율 역률 개선 회로 |
-
2007
- 2007-12-20 KR KR1020070134704A patent/KR100916047B1/ko active IP Right Grant
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101422947B1 (ko) * | 2012-12-11 | 2014-07-23 | 삼성전기주식회사 | 역률 보정 회로 및 이를 포함하는 전원 장치 |
US8878500B2 (en) | 2012-12-11 | 2014-11-04 | Samsung Electro-Mechanics Co., Ltd. | Power factor correction circuit with active snubber and power supply including the same |
US9391506B2 (en) | 2012-12-11 | 2016-07-12 | Samsung Electro-Mechancis Co., Ltd. | Power factor correction circuit with active snubber and power supply including the same |
KR102220077B1 (ko) * | 2019-10-08 | 2021-02-24 | 동명대학교산학협력단 | 스위칭 전력 손실 저감을 위한 고효율 dc-dc컨버터 |
Also Published As
Publication number | Publication date |
---|---|
KR100916047B1 (ko) | 2009-09-08 |
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