JP4526130B2 - 電力変換装置、インバータｘ線高電圧装置、ｘ線透視撮影装置、ｘ線ｃｔ装置、ｍｒｉ装置 - Google Patents

電力変換装置、インバータｘ線高電圧装置、ｘ線透視撮影装置、ｘ線ｃｔ装置、ｍｒｉ装置 Download PDF

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JP4526130B2
JP4526130B2 JP2006510974A JP2006510974A JP4526130B2 JP 4526130 B2 JP4526130 B2 JP 4526130B2 JP 2006510974 A JP2006510974 A JP 2006510974A JP 2006510974 A JP2006510974 A JP 2006510974A JP 4526130 B2 JP4526130 B2 JP 4526130B2
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Japan
Prior art keywords
voltage
ray
capacitor
inverter
subject
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JP2006510974A
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English (en)
Japanese (ja)
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JPWO2005088814A1 (ja
Inventor
隆継 桶田
順 高橋
博司 高野
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Hitachi Healthcare Manufacturing Ltd
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Hitachi Medical Corp
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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
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
    • G01R33/3852—Gradient amplifiers; means for controlling the application of a gradient magnetic field to the sample, e.g. a gradient signal synthesizer
    • 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
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
    • H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
    • H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
    • H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • X-Ray Techniques (AREA)
  • Power Conversion In General (AREA)
JP2006510974A 2004-03-15 2005-03-10 電力変換装置、インバータｘ線高電圧装置、ｘ線透視撮影装置、ｘ線ｃｔ装置、ｍｒｉ装置 Expired - Fee Related JP4526130B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2004072038 2004-03-15
JP2004072038 2004-03-15
PCT/JP2005/004172 WO2005088814A1 (fr) 2004-03-15 2005-03-10 Convertisseur de courant, onduleur haute tension de radiographie, systeme fluoroscopique, systeme ct de radiographie et systeme mri

Publications (2)

Publication Number Publication Date
JPWO2005088814A1 JPWO2005088814A1 (ja) 2008-01-31
JP4526130B2 true JP4526130B2 (ja) 2010-08-18

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Family Applications (1)

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JP2006510974A Expired - Fee Related JP4526130B2 (ja) 2004-03-15 2005-03-10 電力変換装置、インバータｘ線高電圧装置、ｘ線透視撮影装置、ｘ線ｃｔ装置、ｍｒｉ装置

Country Status (3)

Country Link
JP (1) JP4526130B2 (fr)
CN (1) CN100553086C (fr)
WO (1) WO2005088814A1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102340147A (zh) * 2011-08-12 2012-02-01 东华大学 一种削弱ct启动对电网冲击的方法
EP2568589B1 (fr) * 2011-09-08 2013-11-13 ABB Technology AG Convertisseur multiniveaux ayant un redresseur actif et un convertisseur résonant courant continu-courant et procédé de commande pour son fonctionnement
JP6472592B2 (ja) * 2012-04-18 2019-02-20 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置、及び、磁気共鳴イメージング方法
CN104904322B (zh) * 2013-01-10 2017-03-15 东芝医疗系统株式会社 X射线计算机断层摄影装置及x射线发生装置
JP6006670B2 (ja) * 2013-04-04 2016-10-12 日本電信電話株式会社 情報通信端末装置の劣化状況判定システム
JP5931148B2 (ja) 2014-09-10 2016-06-08 ファナック株式会社 静電容量計算部を有するｐｗｍ整流器
WO2018037499A1 (fr) * 2016-08-24 2018-03-01 東芝三菱電機産業システム株式会社 Dispositif d'essai d'évaluation d'excitation pour filtre d'entrée pour convertisseur pwm
JP6884029B2 (ja) * 2017-05-09 2021-06-09 株式会社日立製作所 電力変換装置及び電力変換装置の診断方法
CN110579720B (zh) * 2018-06-08 2022-08-30 台达电子工业股份有限公司 电源监控器
JP6690842B1 (ja) * 2019-01-15 2020-04-28 東芝エレベータ株式会社 エレベータ主回路の診断装置
CN109900461B (zh) * 2019-02-27 2020-12-01 东软医疗系统股份有限公司 一种ct旋转板安全性测试方法及装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07163045A (ja) * 1993-12-01 1995-06-23 Fuji Electric Co Ltd インバータ装置
JPH08125899A (ja) * 1994-10-26 1996-05-17 Rhythm Watch Co Ltd 監視カメラの電源寿命監視装置及び電源部メインテナンスの告知方法
JPH105189A (ja) * 1996-06-25 1998-01-13 Hitachi Medical Corp 磁気共鳴イメージング装置用電源装置
JP2000252094A (ja) * 1999-03-03 2000-09-14 Hitachi Medical Corp インバータ式ｘ線高電圧装置
JP2002165357A (ja) * 2000-11-27 2002-06-07 Canon Inc 電力変換装置およびその制御方法、および発電システム
JP2003070185A (ja) * 2001-08-28 2003-03-07 Toshiba Corp 電力変換器監視装置
JP2003079132A (ja) * 2001-08-31 2003-03-14 Hitachi Kokusai Electric Inc 電子装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2535543B2 (ja) * 1987-06-27 1996-09-18 シャープ株式会社 ディジタルｉｑ復調方式

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07163045A (ja) * 1993-12-01 1995-06-23 Fuji Electric Co Ltd インバータ装置
JPH08125899A (ja) * 1994-10-26 1996-05-17 Rhythm Watch Co Ltd 監視カメラの電源寿命監視装置及び電源部メインテナンスの告知方法
JPH105189A (ja) * 1996-06-25 1998-01-13 Hitachi Medical Corp 磁気共鳴イメージング装置用電源装置
JP2000252094A (ja) * 1999-03-03 2000-09-14 Hitachi Medical Corp インバータ式ｘ線高電圧装置
JP2002165357A (ja) * 2000-11-27 2002-06-07 Canon Inc 電力変換装置およびその制御方法、および発電システム
JP2003070185A (ja) * 2001-08-28 2003-03-07 Toshiba Corp 電力変換器監視装置
JP2003079132A (ja) * 2001-08-31 2003-03-14 Hitachi Kokusai Electric Inc 電子装置

Also Published As

Publication number Publication date
CN1930766A (zh) 2007-03-14
CN100553086C (zh) 2009-10-21
WO2005088814A1 (fr) 2005-09-22
JPWO2005088814A1 (ja) 2008-01-31

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