KR100975925B1 - 어댑터 전원장치 - Google Patents
어댑터 전원장치 Download PDFInfo
- Publication number
- KR100975925B1 KR100975925B1 KR1020080072705A KR20080072705A KR100975925B1 KR 100975925 B1 KR100975925 B1 KR 100975925B1 KR 1020080072705 A KR1020080072705 A KR 1020080072705A KR 20080072705 A KR20080072705 A KR 20080072705A KR 100975925 B1 KR100975925 B1 KR 100975925B1
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- South Korea
- Prior art keywords
- current
- power
- transformer
- converter
- output
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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
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
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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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- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/337—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only in push-pull configuration
- H02M3/3376—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only in push-pull configuration with automatic control of output voltage or current
-
- 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
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/007—Plural converter units in cascade
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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)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (7)
- 상용 교류 전원을 직류 전원으로 변환하는 교류/직류 변환부;상기 직류 전원의 링크 전압을 변환하여 출력 전원을 출력하기 위해 1차측과 2차측으로 이루어진 트랜스포머를 갖는 직류/직류 변환부; 및상기 트랜스포머의 1차측 전류를 통해 상기 출력 전원의 부하 전류를 추정하고, 추정된 상기 부하 전류의 변화에 따라 상기 직류 전원의 링크 전압을 가변하는 제어부;를 포함하며,상기 제어부는,상기 출력 전원의 출력 전압과 기준 출력 전압의 차이를 출력하는 제 1 결합기;상기 제 1 결합기에 연결된 이득 제어기;상기 이득 제어기에 연결된 옵토 커플러;상기 트랜스포머의 1차측 전류를 센싱하는 전류 센싱부;상기 전류 센싱부에 연결되고 출력 전압 제어 신호와 링크 전압 제어 신호를 출력하는 가변 제어기;상기 옵토 커플러를 통과한 제어 신호와 상기 가변 제어기에서 출력된 출력 전압 제어 신호를 결합하는 제 2 결합기;상기 제 2 결합기에 연결된 적분 제어기;상기 적분 제어기에 연결되어 상기 직류/직류 변환부의 스위칭을 제어하는 주파수 변조기;상기 직류 전원의 링크 전압과 기준 링크 전압의 차이와 상기 가변 제어기의 링크 전압 제어 신호를 결합하는 제 3 결합기;상기 제 3 결합기에 연결된 이득/적분 제어기;상기 이득/적분 제어기에 연결되어 상기 교류/직류 변환부의 스위칭을 제어하는 펄스 폭 변조기;를 포함하는 어댑터 전원장치.
- 제 1 항에 있어서,상기 교류/직류 변환부는,상기 상용 교류 전원의 전자기 간섭을 제거하는 필터;상기 필터를 통과한 교류 전원을 정류 및 평활시키는 정류기; 및상기 정류기를 통과하여 정류된 전원의 역률을 보정하고 상기 직류 전원을 출력하는 역률 보정기;를 포함하는 어댑터 전원장치.
- 제 1 항에 있어서,상기 직류/직류 변환부는 LLC 공진 컨버터인 것을 특징으로 하는 어댑터 전원장치.
- 삭제
- 제 1 항에 있어서,상기 전류 센싱부는 상기 트랜스포머 1차측의 공진 인덕터의 전류를 적분하여 전압이 변화하는 공진 커패시터의 전압 리플 측정을 통해 트랜스포머의 1차측 전류를 센싱하는 것을 특징으로 하는 어댑터 전원장치.
- 제 1 항에 있어서,상기 전류 센싱부는 상기 트랜스포머 1차측의 공진 커패시터로 유입되는 전류 일부분을 이용하는 전류 분배 방식으로 트랜스포머의 1차측 전류를 센싱하는 것을 특징으로 하는 어댑터 전원장치.
- 제 1 항에 있어서,상기 전류 센싱부는 상기 트랜스포머 1차측의 공진 인덕터에 보조 권선을 추가하여 트랜스포머의 1차측 전류를 센싱하는 것을 특징으로 하는 어댑터 전원장치.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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KR1020080072705A KR100975925B1 (ko) | 2008-07-25 | 2008-07-25 | 어댑터 전원장치 |
US12/246,971 US8027174B2 (en) | 2008-07-25 | 2008-10-07 | Adapter power supply |
US13/241,975 US20120069603A1 (en) | 2008-07-25 | 2011-09-23 | Adapter power supply |
Applications Claiming Priority (1)
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KR1020080072705A KR100975925B1 (ko) | 2008-07-25 | 2008-07-25 | 어댑터 전원장치 |
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KR20100011471A KR20100011471A (ko) | 2010-02-03 |
KR100975925B1 true KR100975925B1 (ko) | 2010-08-13 |
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KR1020080072705A KR100975925B1 (ko) | 2008-07-25 | 2008-07-25 | 어댑터 전원장치 |
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KR (1) | KR100975925B1 (ko) |
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2008
- 2008-07-25 KR KR1020080072705A patent/KR100975925B1/ko active IP Right Grant
- 2008-10-07 US US12/246,971 patent/US8027174B2/en active Active
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2011
- 2011-09-23 US US13/241,975 patent/US20120069603A1/en not_active Abandoned
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KR20010060202A (ko) * | 1999-12-15 | 2001-07-06 | 양준열 | 2단 스위칭 전력 변환 장치 |
KR20030013103A (ko) * | 2001-08-07 | 2003-02-14 | 이승호 | 시비율 제어와 주파수 제어를 이용한 종속 접속 스위칭전력 변환장치 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US9645178B2 (en) | 2013-05-30 | 2017-05-09 | Hyundai Motor Company | System and method for estimating current in DC-DC converter |
US12106891B2 (en) | 2020-04-29 | 2024-10-01 | Samsung Electronics Co., Ltd. | Display apparatus |
Also Published As
Publication number | Publication date |
---|---|
US20100020578A1 (en) | 2010-01-28 |
US20120069603A1 (en) | 2012-03-22 |
US8027174B2 (en) | 2011-09-27 |
KR20100011471A (ko) | 2010-02-03 |
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