MY143887A - Dc current detection method and apparatus for high-frequency power source apparatus - Google Patents

Dc current detection method and apparatus for high-frequency power source apparatus

Info

Publication number
MY143887A
MY143887A MYPI20070892A MYPI20070892A MY143887A MY 143887 A MY143887 A MY 143887A MY PI20070892 A MYPI20070892 A MY PI20070892A MY PI20070892 A MYPI20070892 A MY PI20070892A MY 143887 A MY143887 A MY 143887A
Authority
MY
Malaysia
Prior art keywords
current
frequency power
power source
circuit
detector
Prior art date
Application number
MYPI20070892A
Other languages
English (en)
Inventor
Iwao Kurata
Toshiyuki Kano
Original Assignee
Fuji Electric Systems Co Ltd
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 Fuji Electric Systems Co Ltd filed Critical Fuji Electric Systems Co Ltd
Publication of MY143887A publication Critical patent/MY143887A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/14—Indicating direction of current; Indicating polarity of voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08—Measuring electromagnetic field characteristics
    • G01R29/0864—Measuring electromagnetic field characteristics characterised by constructional or functional features
    • G01R29/0892—Details related to signal analysis or treatment; presenting results, e.g. displays; measuring specific signal features other than field strength, e.g. polarisation, field modes, phase, envelope, maximum value
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/40—Testing power supplies
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/04—Sources of current

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • General Induction Heating (AREA)
MYPI20070892A 2006-06-19 2007-06-05 Dc current detection method and apparatus for high-frequency power source apparatus MY143887A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006168291 2006-06-19

Publications (1)

Publication Number Publication Date
MY143887A true MY143887A (en) 2011-07-15

Family

ID=38991595

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20070892A MY143887A (en) 2006-06-19 2007-06-05 Dc current detection method and apparatus for high-frequency power source apparatus

Country Status (3)

Country Link
KR (1) KR100868141B1 (zh)
CN (1) CN100559191C (zh)
MY (1) MY143887A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102331563B (zh) * 2011-08-04 2013-10-16 江苏茶花电气有限公司 超高频多路开关电源的测试方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3931007B2 (ja) 1999-10-29 2007-06-13 日立アプライアンス株式会社 誘導加熱調理器
JP2002075623A (ja) 2000-09-04 2002-03-15 Mitsubishi Electric Corp 誘導加熱調理器及びその制御方法
JP2003009597A (ja) * 2001-06-20 2003-01-10 Fuji Electric Co Ltd 電動機駆動用電力変換装置の出力電圧モニタ装置
JP2003282225A (ja) 2002-03-22 2003-10-03 Fuji Electric Co Ltd 誘導加熱装置
JP3986462B2 (ja) * 2003-04-11 2007-10-03 松下電器産業株式会社 高周波加熱装置
JP2005019176A (ja) 2003-06-26 2005-01-20 Hitachi Hometec Ltd 誘導加熱調理器
JP2005166499A (ja) 2003-12-03 2005-06-23 Fuji Electric Fa Components & Systems Co Ltd 誘導加熱インバータの制御方法
JP4266811B2 (ja) * 2003-12-26 2009-05-20 株式会社リコー 定電圧回路
JP3811955B2 (ja) * 2004-08-24 2006-08-23 株式会社安川電機 ブラシレスｄｃモータの駆動装置および駆動方法並びにブラシレスｄｃモータの回転子速度または回転子位相の検出方法

Also Published As

Publication number Publication date
KR20070120427A (ko) 2007-12-24
CN101093233A (zh) 2007-12-26
CN100559191C (zh) 2009-11-11
KR100868141B1 (ko) 2008-11-10

Similar Documents

Publication Publication Date Title
EP3160008B1 (en) Foreign objects detection
US9214854B2 (en) Total harmonic current distortion control circuit and method thereof
TW200623601A (en) Apparatus for measuring a constant of AC rotary machine
EP2590308A3 (en) Power supply system, image forming apparatus having the same, and low-capacity power supply circuit
IN2014CN03478A (zh)
EP3098953A3 (en) Pre-charge circuit and photovoltaic inverter
EP2595292A3 (en) Power supply system, image forming apparatus having the same, and low-capacity AC processing circuit
HK1086068A1 (en) Method of and device for insulation monitoring
WO2014130322A3 (en) System and method of detecting a plug-in type based on impedance comparison
TW200722950A (en) Power supply and method for detecting and adjusting voltages and currents for supplying power requirement of electronic apparatus
WO2013180297A3 (ja) 電力変換回路の制御装置
US10910885B2 (en) Power transmission-side apparatus
EP2348628A3 (en) Synchronization detecting circuit and automatic synchronous parallelization apparatus
KR20170014070A (ko) 직류 링크 커패시터의 용량 측정 방법
CN103378719B (zh) 用于运行变流器的方法
TW200622972A (en) Driving circuit for inverter
US9392648B2 (en) Method and device for controlling an induction heating cooking apparatus
JP6075746B2 (ja) 電力変換装置
MX2010008175A (es) Metodo y dispositivo para medir la energia electrica de un motor electrico universal impulsado por voltaje alterno sinusoidal.
CN103797894B (zh) 用于感应加热设备的感应发电机以及用于感应加热元件的感应发电机的操作方法
MY143887A (en) Dc current detection method and apparatus for high-frequency power source apparatus
WO2011143087A3 (en) Chiller motor control system
EP2784604A3 (en) Electronic apparatus and shock detection method
EP2551682A3 (en) Systems, methods, and apparatus for sensing AC voltage
EP3582356A3 (en) Electrical system with ground fault detection unit