CN116529842B - 零相电流互感器的平衡特性试验装置 - Google Patents

零相电流互感器的平衡特性试验装置

Info

Publication number
CN116529842B
CN116529842B CN202080107685.3A CN202080107685A CN116529842B CN 116529842 B CN116529842 B CN 116529842B CN 202080107685 A CN202080107685 A CN 202080107685A CN 116529842 B CN116529842 B CN 116529842B
Authority
CN
China
Prior art keywords
zero
current transformer
phase current
characteristic test
wiring
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.)
Active
Application number
CN202080107685.3A
Other languages
English (en)
Chinese (zh)
Other versions
CN116529842A (zh
Inventor
米田仁
宫内俊彦
大野勇治
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 CN116529842A publication Critical patent/CN116529842A/zh
Application granted granted Critical
Publication of CN116529842B publication Critical patent/CN116529842B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01R19/0092—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
    • 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
    • G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
    • G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
    • 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
    • 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
    • G01R31/62—Testing of transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase AC
    • H01F38/28—Current transformers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Housings And Mounting Of Transformers (AREA)
CN202080107685.3A 2020-12-15 2020-12-15 零相电流互感器的平衡特性试验装置 Active CN116529842B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/046657 WO2022130481A1 (ja) 2020-12-15 2020-12-15 零相変流器の平衡特性試験装置

Publications (2)

Publication Number Publication Date
CN116529842A CN116529842A (zh) 2023-08-01
CN116529842B true CN116529842B (zh) 2026-03-31

Family

ID=82057447

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080107685.3A Active CN116529842B (zh) 2020-12-15 2020-12-15 零相电流互感器的平衡特性试验装置

Country Status (4)

Country Link
JP (1) JP7378644B2 (https=)
KR (1) KR102733342B1 (https=)
CN (1) CN116529842B (https=)
WO (1) WO2022130481A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240219481A1 (en) * 2022-12-30 2024-07-04 Schneider Electric USA, Inc. Apparatuses, systems, and methods for screening electronic components

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005158810A (ja) * 2003-11-20 2005-06-16 Taiwa Denki Kogyo Kk 零相変流器
JP2015184003A (ja) * 2014-03-20 2015-10-22 株式会社関電工 貫通型変流器の試験用巻き線

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4947120U (https=) * 1972-07-31 1974-04-25
JPS5581934U (https=) * 1978-11-30 1980-06-05
JPH0421980A (ja) 1990-05-15 1992-01-24 Fujitsu Ltd 磁気ヘッドの支持機構
JPH0421980U (https=) * 1990-06-14 1992-02-24
JP2003234224A (ja) * 2002-02-06 2003-08-22 Mitsubishi Electric Corp 零相変流器に対する導体の配置方法及び保持・位置調整装置
CN203164335U (zh) * 2013-03-27 2013-08-28 国家电网公司 一种tpy电流互感器暂态特性试验电路
JP6120684B2 (ja) 2013-06-07 2017-04-26 三菱電機株式会社 漏洩電流検知装置
CN104597353A (zh) * 2015-01-23 2015-05-06 深圳供电局有限公司 一种三遥点零序保护状态的检测装置及方法
CN108693903A (zh) * 2017-04-05 2018-10-23 全球能源互联网研究院 一种实现等安匝原理大电流的系统及其方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005158810A (ja) * 2003-11-20 2005-06-16 Taiwa Denki Kogyo Kk 零相変流器
JP2015184003A (ja) * 2014-03-20 2015-10-22 株式会社関電工 貫通型変流器の試験用巻き線

Also Published As

Publication number Publication date
JP7378644B2 (ja) 2023-11-13
KR102733342B1 (ko) 2024-11-25
WO2022130481A1 (ja) 2022-06-23
CN116529842A (zh) 2023-08-01
JPWO2022130481A1 (https=) 2022-06-23
KR20230021742A (ko) 2023-02-14

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