DE69839253D1 - Wechselstrom-Gleichstromwandler mit einem piezoelektrischen Transformator - Google Patents

Wechselstrom-Gleichstromwandler mit einem piezoelektrischen Transformator

Info

Publication number
DE69839253D1
DE69839253D1 DE69839253T DE69839253T DE69839253D1 DE 69839253 D1 DE69839253 D1 DE 69839253D1 DE 69839253 T DE69839253 T DE 69839253T DE 69839253 T DE69839253 T DE 69839253T DE 69839253 D1 DE69839253 D1 DE 69839253D1
Authority
DE
Germany
Prior art keywords
converter
piezoelectric transformer
piezoelectric
transformer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69839253T
Other languages
English (en)
Other versions
DE69839253T2 (de
Inventor
Toshiyuki Zaitsu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp filed Critical NEC Corp
Publication of DE69839253D1 publication Critical patent/DE69839253D1/de
Application granted granted Critical
Publication of DE69839253T2 publication Critical patent/DE69839253T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/40—Piezoelectric or electrostrictive devices with electrical input and electrical output, e.g. functioning as 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
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
    • H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
    • H02M7/12—Conversion of ac power input into dc 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
    • 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
    • H02M3/33569—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 having several active switching elements
    • H02M3/33571—Half-bridge at primary side of an isolation transformer
    • 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
    • H02M3/01—Resonant DC/DC converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
DE69839253T 1997-01-16 1998-01-15 Wechselstrom-Gleichstromwandler mit einem piezoelektrischen Transformator Expired - Fee Related DE69839253T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1780697 1997-01-16
JP1780697 1997-01-16

Publications (2)

Publication Number Publication Date
DE69839253D1 true DE69839253D1 (de) 2008-04-30
DE69839253T2 DE69839253T2 (de) 2009-04-30

Family

ID=11953981

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69839253T Expired - Fee Related DE69839253T2 (de) 1997-01-16 1998-01-15 Wechselstrom-Gleichstromwandler mit einem piezoelektrischen Transformator

Country Status (5)

Country Link
US (1) US5969954A (de)
EP (1) EP0854564B1 (de)
KR (1) KR19980070528A (de)
DE (1) DE69839253T2 (de)
TW (1) TW356618B (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7269034B2 (en) 1997-01-24 2007-09-11 Synqor, Inc. High efficiency power converter
TW379457B (en) * 1997-04-18 2000-01-11 Nippon Electric Co Laminated piezo transformer
US6246153B1 (en) * 1998-07-16 2001-06-12 Face International Corp. Positive feedback resonant transducer circuit
JP2000050696A (ja) * 1998-08-03 2000-02-18 Sawafuji Electric Co Ltd 発動発電機用自動電圧調整装置
JP3375893B2 (ja) * 1998-08-28 2003-02-10 長野日本無線株式会社 スイッチング電源用ドライブ回路
JP3061043B2 (ja) * 1998-12-11 2000-07-10 日本電気株式会社 電源回路
AU3915200A (en) 1999-03-23 2000-10-09 Advanced Energy Industries, Inc. High frequency switch-mode dc powered computer system
US6694438B1 (en) * 1999-07-02 2004-02-17 Advanced Energy Industries, Inc. System for controlling the delivery of power to DC computer components
WO2001054208A2 (en) * 2000-01-20 2001-07-26 Koninklijke Philips Electronics N.V. Piezoelectric transformer and assembly including such a transformer
DE10002326C2 (de) * 2000-01-20 2003-09-25 Infineon Technologies Ag Schaltnetzteil
DE10025028C2 (de) * 2000-05-20 2002-03-28 Josef Roediger Elektromagnetischer Festkörper-Spannungswandler
US6342753B1 (en) * 2000-09-25 2002-01-29 Rockwell Technologies, Llc Piezoelectric transformer and operating method
US6476542B2 (en) 2000-12-20 2002-11-05 Cts Corporation Piezoelectric transformer with dual-phase input drive
EP1220435A3 (de) * 2000-12-21 2003-07-09 Alcatel Schaltnetzteil
DE10135629B4 (de) 2001-07-20 2005-04-21 Infineon Technologies Ag Schaltungsanordnung und insbesondere Schaltnetzteil
JP3719178B2 (ja) * 2001-09-13 2005-11-24 ソニー株式会社 水素ガス製造充填装置及び電気化学装置
CN1428758A (zh) * 2001-11-14 2003-07-09 松下电器产业株式会社 压电变压器的驱动电路及驱动方法、背光装置、液晶显示装置
US20040014453A1 (en) * 2002-07-22 2004-01-22 Cashiola James P. Name your price system and process for facilitating online acquisition of telecommunications services
US7653963B2 (en) 2002-11-12 2010-02-02 Black & Decker Inc. AC/DC hand portable wet/dry vacuum having improved portability and convenience
US6894460B2 (en) * 2003-01-09 2005-05-17 The Boeing Company High efficiency passive piezo energy harvesting apparatus
EP1495706B1 (de) * 2003-07-10 2013-05-01 Black & Decker Inc. Staubsauger
KR100631812B1 (ko) 2004-01-07 2006-10-09 제이케이정밀전자 주식회사 강압용 압전변압기 및 이를 이용한 어댑터
JP2006191746A (ja) * 2005-01-06 2006-07-20 Sony Corp スイッチング電源回路
KR100649508B1 (ko) * 2005-02-02 2006-11-27 권오영 하이브리드 전원시스템
US7510150B2 (en) * 2005-09-28 2009-03-31 The Boeing Company Energy recovery apparatus and method
US7463499B2 (en) 2005-10-31 2008-12-09 Avago Technologies General Ip (Singapore) Pte Ltd. AC-DC power converter
US7746677B2 (en) 2006-03-09 2010-06-29 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. AC-DC converter circuit and power supply
KR100887177B1 (ko) * 2007-04-09 2009-03-09 이상범 전기 난로용 전력 공급 장치
ES2308938B1 (es) * 2007-06-20 2010-01-08 Indiba, S.A. "circuito para dispositivos de radiofrecuencia aplicables a los tejidos vivos y dispositivo que lo contiene".
US7973520B2 (en) * 2007-08-01 2011-07-05 Samsung Electronics Co., Ltd. Piezoelectric transformer type high-voltage power apparatus and image forming apparatus
US8549742B2 (en) * 2007-12-19 2013-10-08 Canon Kabushiki Kaisha High-voltage power supply device and image forming apparatus having same
US8008836B2 (en) * 2008-12-23 2011-08-30 Newlighting Electronics Co. Ltd. Piezoelectric phase shifter
JP5317884B2 (ja) * 2009-05-22 2013-10-16 金威貿易有限公司 圧電式電源変換器
TWI422282B (zh) * 2009-07-24 2014-01-01 Midas Wei Trading Co Ltd A lighting device for driving a light emitting diode using an insulated piezoelectric transformer
US8368290B2 (en) 2010-05-18 2013-02-05 Georgia Tech Research Corporation Rectifier-free piezoelectric energy harverster and battery charger
US8587972B2 (en) * 2011-01-21 2013-11-19 Qi Deng Apparatus and system for transformer frequency control
WO2013019905A1 (en) * 2011-08-01 2013-02-07 Knowles Gareth J Intrinsic adaptive and autonomic piezotransformer circuits
JP6008521B2 (ja) * 2012-03-09 2016-10-19 キヤノン株式会社 電源装置及び画像形成装置
KR101372019B1 (ko) 2012-12-18 2014-03-25 한국항공우주연구원 압전 변압기 제어 장치 및 방법
US10199950B1 (en) 2013-07-02 2019-02-05 Vlt, Inc. Power distribution architecture with series-connected bus converter
RU2672089C2 (ru) * 2014-01-06 2018-11-12 Конинклейке Филипс Н.В. Применение пьезотехнологии для преобразования мощности линии переменного тока в изолированную мощность постоянного тока в сильных внешних магнитных полях
WO2017001184A1 (en) * 2015-06-30 2017-01-05 Danmarks Tekniske Universitet Resonant power converter comprising adaptive dead-time control
EP3229359A1 (de) * 2016-04-06 2017-10-11 Neumüller Elektronik GmbH Resonanzwandler und leistungsvorrichtung mit solch einem wandler
JP7003445B2 (ja) * 2017-05-19 2022-02-04 オムロン株式会社 非接触給電装置
JP6399244B1 (ja) * 2017-06-02 2018-10-03 オムロン株式会社 非接触給電装置及び異常停止方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3700936A (en) * 1969-09-30 1972-10-24 Denki Onkyo Co Ltd High voltage generating apparatus
US4392074A (en) * 1980-09-19 1983-07-05 Siemens Aktiengesellschaft Trigger device and piezo-ignition coupler with galvanic decoupling
JPS5879778A (ja) * 1981-11-05 1983-05-13 Nec Corp 圧電磁器トランスフイルタ
CH658960A5 (de) * 1982-11-30 1986-12-15 Landis & Gyr Ag Transformatorlose stromversorgungsschaltung.
JPS61152165A (ja) * 1984-12-26 1986-07-10 Hitachi Ltd 圧電トランス使用直流高圧発生装置
JPS63200579A (ja) * 1987-02-16 1988-08-18 Ngk Spark Plug Co Ltd 圧電トランス
JPH03285572A (ja) * 1990-03-30 1991-12-16 Nec Corp スイッチング電源回路
JP3064458B2 (ja) * 1991-04-02 2000-07-12 日本電気株式会社 厚み縦振動圧電磁器トランスとその駆動方法
JPH05160460A (ja) * 1991-12-05 1993-06-25 Fujitsu Ltd 圧電トランス
US5548189A (en) * 1992-03-26 1996-08-20 Linear Technology Corp. Fluorescent-lamp excitation circuit using a piezoelectric acoustic transformer and methods for using same
JP2591423B2 (ja) * 1992-07-17 1997-03-19 日本電気株式会社 電力用圧電トランスコンバータ
JPH06245548A (ja) * 1993-02-22 1994-09-02 Daishinku Co インバータ回路
JP2518527B2 (ja) * 1993-07-20 1996-07-24 日本電気株式会社 圧電トランスコンバ―タ
DE4334592C1 (de) * 1993-10-11 1994-07-21 Siemens Ag Hochfrequenz-Generator
JP2606667B2 (ja) * 1994-07-22 1997-05-07 日本電気株式会社 圧電磁器トランス及びその駆動方法
JP2725603B2 (ja) * 1994-07-26 1998-03-11 日本電気株式会社 圧電磁器トランスとその駆動方法
JP2751842B2 (ja) * 1994-10-05 1998-05-18 日本電気株式会社 圧電トランスの駆動回路および駆動方法
JP2730506B2 (ja) * 1995-02-27 1998-03-25 日本電気株式会社 圧電トランスを用いたｄｃ／ｄｃコンバータ
JP3119154B2 (ja) * 1995-07-06 2000-12-18 日立金属株式会社 圧電トランス及びそれを用いた電力変換装置
JP2778554B2 (ja) * 1995-10-12 1998-07-23 日本電気株式会社 圧電トランス駆動回路

Also Published As

Publication number Publication date
TW356618B (en) 1999-04-21
EP0854564A2 (de) 1998-07-22
EP0854564B1 (de) 2008-03-19
EP0854564A3 (de) 1999-09-22
US5969954A (en) 1999-10-19
DE69839253T2 (de) 2009-04-30
KR19980070528A (ko) 1998-10-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee