DE112019008006T5 - Kurzschluss-detektionseinrichtung und kurzschluss-detektionsverfahren - Google Patents

Kurzschluss-detektionseinrichtung und kurzschluss-detektionsverfahren Download PDF

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Publication number
DE112019008006T5
DE112019008006T5 DE112019008006.7T DE112019008006T DE112019008006T5 DE 112019008006 T5 DE112019008006 T5 DE 112019008006T5 DE 112019008006 T DE112019008006 T DE 112019008006T DE 112019008006 T5 DE112019008006 T5 DE 112019008006T5
Authority
DE
Germany
Prior art keywords
signal
detected
short
magnetic flux
detected signal
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.)
Withdrawn
Application number
DE112019008006.7T
Other languages
German (de)
English (en)
Inventor
Yuji Takizawa
Haruyuki Kometani
Atsushi Yamamoto
Susumu Maeda
Nobuaki MUROKI
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE112019008006T5 publication Critical patent/DE112019008006T5/de
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K19/00—Synchronous motors or generators
    • H02K19/16—Synchronous generators
    • H02K19/36—Structural association of synchronous generators with auxiliary electric devices influencing the characteristic of the generator or controlling the generator, e.g. with impedances or switches
    • 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
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/346—Testing of armature or field windings
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H02K11/225—Detecting coils
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H03K5/24—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral the characteristic being amplitude
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/06—Machines characterised by the presence of fail safe, back up, redundant or other similar emergency arrangements

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Nonlinear Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Synchronous Machinery (AREA)
DE112019008006.7T 2019-12-26 2019-12-26 Kurzschluss-detektionseinrichtung und kurzschluss-detektionsverfahren Withdrawn DE112019008006T5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/051236 WO2021130987A1 (ja) 2019-12-26 2019-12-26 短絡検知装置及び短絡検知方法

Publications (1)

Publication Number Publication Date
DE112019008006T5 true DE112019008006T5 (de) 2022-10-06

Family

ID=76573793

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112019008006.7T Withdrawn DE112019008006T5 (de) 2019-12-26 2019-12-26 Kurzschluss-detektionseinrichtung und kurzschluss-detektionsverfahren

Country Status (5)

Country Link
US (1) US20220390519A1 (https=)
JP (1) JP7226589B2 (https=)
CN (1) CN114830512A (https=)
DE (1) DE112019008006T5 (https=)
WO (1) WO2021130987A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022009330A1 (ja) 2020-07-08 2022-01-13 三菱電機株式会社 回転電機の短絡検知装置及び短絡検知方法
DE112021007230T5 (de) 2021-03-10 2024-01-04 Mitsubishi Electric Corporation Kurzschluss-detektionseinrichtung für rotierende elektrische maschine
CN115524589B (zh) * 2022-09-30 2026-04-14 陕西航空电气有限责任公司 一种少匝电枢组件匝间冲击耐压试验工装

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009213346A (ja) 2008-02-29 2009-09-17 General Electric Co <Ge> 回転機械におけるロータ界磁の地絡を検出するための方法及びシステム
US8781765B2 (en) 2011-04-11 2014-07-15 General Electric Company Online monitoring system and method to identify shorted turns in a field winding of a rotor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4603283A (en) * 1985-06-03 1986-07-29 Bodine Electric Company Variable speed control for a brushless direct current motor
JPH0634564B2 (ja) * 1986-09-18 1994-05-02 日本工営株式会社 発電機用地絡検出装置
JP3252362B2 (ja) * 1992-01-20 2002-02-04 ミネベア株式会社 回転電機の検査方法及びその検査装置
JP6403994B2 (ja) * 2014-05-13 2018-10-10 株式会社トーエネック 巻線短絡箇所の診断システム
JP6404424B1 (ja) * 2017-09-27 2018-10-10 株式会社トーエネック 巻線短絡診断装置および巻線短絡診断方法
JP7330006B2 (ja) * 2019-07-29 2023-08-21 株式会社東芝 界磁巻線層間短絡検知装置および界磁巻線層間短絡検知方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009213346A (ja) 2008-02-29 2009-09-17 General Electric Co <Ge> 回転機械におけるロータ界磁の地絡を検出するための方法及びシステム
US8781765B2 (en) 2011-04-11 2014-07-15 General Electric Company Online monitoring system and method to identify shorted turns in a field winding of a rotor

Also Published As

Publication number Publication date
JP7226589B2 (ja) 2023-02-21
US20220390519A1 (en) 2022-12-08
WO2021130987A1 (ja) 2021-07-01
JPWO2021130987A1 (https=) 2021-07-01
CN114830512A (zh) 2022-07-29

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R084 Declaration of willingness to licence
R120 Application withdrawn or ip right abandoned