FI20085047A0 - Menetelmä tasajännitevälipiirin kondensaattorien kunnonvalvontaan - Google Patents

Menetelmä tasajännitevälipiirin kondensaattorien kunnonvalvontaan

Info

Publication number
FI20085047A0
FI20085047A0 FI20085047A FI20085047A FI20085047A0 FI 20085047 A0 FI20085047 A0 FI 20085047A0 FI 20085047 A FI20085047 A FI 20085047A FI 20085047 A FI20085047 A FI 20085047A FI 20085047 A0 FI20085047 A0 FI 20085047A0
Authority
FI
Finland
Prior art keywords
capacitors
monitoring
condition
Prior art date
Application number
FI20085047A
Other languages
English (en)
Swedish (sv)
Other versions
FI20085047A (fi
FI120280B (fi
Inventor
Timo Alho
Original Assignee
Switch High Power Converters O
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 Switch High Power Converters O filed Critical Switch High Power Converters O
Priority to FI20085047A priority Critical patent/FI120280B/fi
Publication of FI20085047A0 publication Critical patent/FI20085047A0/fi
Priority to US12/863,753 priority patent/US8829919B2/en
Priority to CN2009801025179A priority patent/CN101918852A/zh
Priority to EP09704219A priority patent/EP2235548A2/en
Priority to PCT/FI2009/050022 priority patent/WO2009092848A2/en
Publication of FI20085047A publication Critical patent/FI20085047A/fi
Application granted granted Critical
Publication of FI120280B publication Critical patent/FI120280B/fi

Links

Classifications

    • 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
    • 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
    • G01R31/42—AC power supplies
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/64—Testing of capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Inverter Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Dc-Dc Converters (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
FI20085047A 2008-01-21 2008-01-21 Menetelmä tasajännitevälipiirin kondensaattorien kunnonvalvontaan FI120280B (fi)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20085047A FI120280B (fi) 2008-01-21 2008-01-21 Menetelmä tasajännitevälipiirin kondensaattorien kunnonvalvontaan
US12/863,753 US8829919B2 (en) 2008-01-21 2009-01-15 Method and system for monitoring the condition of capacitors in a DC-voltage intermediate circuit
CN2009801025179A CN101918852A (zh) 2008-01-21 2009-01-15 用于监控dc电压中间电路的电容状态的方法
EP09704219A EP2235548A2 (en) 2008-01-21 2009-01-15 Method for monitoring the condition of the capacitors of a dc-voltage intermediate circuit
PCT/FI2009/050022 WO2009092848A2 (en) 2008-01-21 2009-01-15 Method for monitoring the condition of the capacitors of a dc-voltage intermediate circuit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20085047 2008-01-21
FI20085047A FI120280B (fi) 2008-01-21 2008-01-21 Menetelmä tasajännitevälipiirin kondensaattorien kunnonvalvontaan

Publications (3)

Publication Number Publication Date
FI20085047A0 true FI20085047A0 (fi) 2008-01-21
FI20085047A FI20085047A (fi) 2009-07-22
FI120280B FI120280B (fi) 2009-08-31

Family

ID=39004347

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20085047A FI120280B (fi) 2008-01-21 2008-01-21 Menetelmä tasajännitevälipiirin kondensaattorien kunnonvalvontaan

Country Status (5)

Country Link
US (1) US8829919B2 (fi)
EP (1) EP2235548A2 (fi)
CN (1) CN101918852A (fi)
FI (1) FI120280B (fi)
WO (1) WO2009092848A2 (fi)

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US8495423B2 (en) * 2009-08-11 2013-07-23 International Business Machines Corporation Flash-based memory system with robust backup and restart features and removable modules
EP3101765B1 (en) 2010-06-28 2018-02-14 Maxwell Technologies, Inc. Maximizing life of capacitors in series modules
JP5687484B2 (ja) * 2010-12-20 2015-03-18 矢崎総業株式会社 絶縁状態検出ユニットのフライングキャパシタ故障検出装置
JP5698590B2 (ja) 2011-04-14 2015-04-08 矢崎総業株式会社 絶縁状態検出ユニットの故障検出装置
DE102011076722B4 (de) * 2011-05-30 2019-11-07 Robert Bosch Gmbh Verfahren zur Stromermittlung in einer mehrphasigen Maschine
WO2013074544A2 (en) 2011-11-15 2013-05-23 Maxwell Technologies, Inc. System and methods for managing a degraded state of a capacitor system
US10197607B2 (en) * 2012-06-26 2019-02-05 City University Of Hong Kong System and method for estimating component parameters
KR101327591B1 (ko) * 2012-07-02 2013-11-12 엘에스산전 주식회사 인버터의 직류링크 커패시터 진단장치
DE102013211567A1 (de) * 2013-06-19 2014-12-24 Robert Bosch Gmbh Verfahren zum Überprüfen der Funktionsfähigkeit eines Zwischenkreises
CN103630755B (zh) * 2013-11-27 2016-09-14 北京天诚同创电气有限公司 变流器直流母线支撑电容检测方法
EP2887526B1 (en) 2013-12-19 2019-04-03 ABB Schweiz AG Method and power converter for determining cell capacitor degradation in a converter cell
EP2940850A1 (en) 2014-04-29 2015-11-04 ABB Technology AG A method for monitoring DC link capacitance in power converters
WO2015173228A1 (en) 2014-05-12 2015-11-19 Alstom Technology Ltd Improvements in or relating to chain-link converters
CN104020391B (zh) * 2014-06-13 2017-01-25 上海新时达电气股份有限公司 一种变频器输入断电的检测方法
CN104578737A (zh) * 2014-12-22 2015-04-29 浙江海得新能源有限公司 一种风力发电变流器的母线放电电路
US10123389B2 (en) 2015-02-10 2018-11-06 Philips Lighting Holding B.V. Light device deriving condition of storage circuit
CN105699786B (zh) * 2016-01-28 2018-09-04 重庆大学 基于可变放电网络的直流母线电容监测方法及系统
CN105717368B (zh) * 2016-01-28 2018-09-14 重庆大学 三相系统直流母线电容的在线监测方法
JP2017143647A (ja) * 2016-02-10 2017-08-17 株式会社日立製作所 電力変換機装置
CN108614168B (zh) * 2016-12-12 2020-07-07 北京天诚同创电气有限公司 发电场变流器全功率测试方法
JP6438453B2 (ja) * 2016-12-21 2018-12-12 ファナック株式会社 モータ駆動装置
EP3646039B1 (en) * 2017-06-29 2022-08-10 Robert Bosch GmbH Capacitor or capacitive sensor checking
EP3502722A1 (en) * 2017-12-22 2019-06-26 KONE Corporation Method for maintenance of a frequency converter and software program realizing the same
WO2019127185A1 (en) * 2017-12-28 2019-07-04 Abb Schweiz Ag Method and system for on-line condition monitoring of dc-link capacitor in power converter
EP3546959A1 (de) * 2018-03-26 2019-10-02 Siemens Aktiengesellschaft Ermitteln einer funktionalität eines in einer schaltungsanordnung angeschlossenen elektrolytkondensators
EP3864745B1 (en) 2018-10-09 2023-07-12 ABB Schweiz AG Method and apparatus for circuit monitoring

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JP4151651B2 (ja) * 2003-03-17 2008-09-17 三菱電機株式会社 インバータ装置
FI115322B (fi) * 2003-09-19 2005-04-15 Vacon Oyj Energianmittaus taajuusmuuttajalla
JP4665480B2 (ja) 2004-10-26 2011-04-06 パナソニック電工株式会社 放電灯点灯装置、照明器具、および照明システム
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FI121613B (fi) * 2006-12-21 2011-01-31 Abb Oy Menetelmä ja järjestelmä jännitevälipiirisellä taajuusmuuttajalla syötetyn moottorin yhteydessä
FI119493B (fi) * 2006-12-21 2008-11-28 Vacon Oyj Taajuusmuuttajan virran mittausjärjestely

Also Published As

Publication number Publication date
WO2009092848A3 (en) 2009-12-23
US8829919B2 (en) 2014-09-09
CN101918852A (zh) 2010-12-15
WO2009092848A2 (en) 2009-07-30
US20100295554A1 (en) 2010-11-25
FI20085047A (fi) 2009-07-22
EP2235548A2 (en) 2010-10-06
FI120280B (fi) 2009-08-31

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