DK3306333T3 - Differentielfejldetekteringssystem - Google Patents

Differentielfejldetekteringssystem Download PDF

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Publication number
DK3306333T3
DK3306333T3 DK17194698.1T DK17194698T DK3306333T3 DK 3306333 T3 DK3306333 T3 DK 3306333T3 DK 17194698 T DK17194698 T DK 17194698T DK 3306333 T3 DK3306333 T3 DK 3306333T3
Authority
DK
Denmark
Prior art keywords
detection system
error detection
differential error
differential
error
Prior art date
Application number
DK17194698.1T
Other languages
English (en)
Inventor
Sebo Joseph von
Peter M Stipan
David R Holmburg
Original Assignee
Abb Schweiz Ag
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 Abb Schweiz Ag filed Critical Abb Schweiz Ag
Application granted granted Critical
Publication of DK3306333T3 publication Critical patent/DK3306333T3/da

Links

Classifications

    • 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
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
    • H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
    • H02H7/1216—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for AC-AC converters
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
    • 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
    • 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
    • G01R31/52—Testing for short-circuits, leakage current or ground faults

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Inverter Devices (AREA)
DK17194698.1T 2016-10-04 2017-10-04 Differentielfejldetekteringssystem DK3306333T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15/285,112 US10186855B2 (en) 2016-10-04 2016-10-04 Differential fault detection system

Publications (1)

Publication Number Publication Date
DK3306333T3 true DK3306333T3 (da) 2020-06-22

Family

ID=60019786

Family Applications (1)

Application Number Title Priority Date Filing Date
DK17194698.1T DK3306333T3 (da) 2016-10-04 2017-10-04 Differentielfejldetekteringssystem

Country Status (4)

Country Link
US (1) US10186855B2 (da)
EP (1) EP3306333B1 (da)
CN (1) CN107894549B (da)
DK (1) DK3306333T3 (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN110632435B (zh) * 2018-06-25 2021-09-14 中车株洲电力机车研究所有限公司 高压运行状态下车载变压器短路故障的实时诊断方法
EP4002318A1 (en) * 2020-11-16 2022-05-25 ABB Schweiz AG Method for monitoring a first machine and a second machine, sensor set, and use of a sensor set for monitoring a first machine and a second machine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6320731B1 (en) 2000-05-24 2001-11-20 Electric Boat Corporation Fault tolerant motor drive arrangement with independent phase connections and monitoring system
CN101529715B (zh) 2006-10-19 2012-07-04 三菱电机株式会社 功率转换装置
US8058609B2 (en) 2008-09-30 2011-11-15 The Invention Science Fund I, Llc Beam power with multipoint broadcast
US8817431B2 (en) * 2009-12-18 2014-08-26 True-Safe Technologies, Inc. System and integrated method for a parallel and series arc fault circuit interrupter
US9065354B2 (en) * 2011-04-27 2015-06-23 Sunpower Corporation Multi-stage power inverter for power bus communication
JP5546507B2 (ja) 2011-08-08 2014-07-09 三菱電機株式会社 故障診断装置、電力変換装置および故障診断方法
US9046560B2 (en) 2012-06-04 2015-06-02 Eaton Corporation System and method for high resistance ground fault detection and protection in power distribution systems
US8896251B2 (en) 2012-10-29 2014-11-25 Calnetix Technologies, Llc Self-diagnostics within power electronics
US9188620B1 (en) 2014-06-02 2015-11-17 Hamilton Sundstrand Corporation Method of detection and isolation of faults within power conversion and distribution systems
US9680388B2 (en) * 2015-09-30 2017-06-13 Eaton Corporation System and method for starting a variable frequency drive with reduced arc flash risk

Also Published As

Publication number Publication date
US10186855B2 (en) 2019-01-22
EP3306333A1 (en) 2018-04-11
CN107894549B (zh) 2020-04-24
US20180097353A1 (en) 2018-04-05
CN107894549A (zh) 2018-04-10
EP3306333B1 (en) 2020-05-06

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