EP4336530A4 - RECIPROCATING MECHANISM WITH ON-LOAD TAP-CHANGER - Google Patents

RECIPROCATING MECHANISM WITH ON-LOAD TAP-CHANGER Download PDF

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Publication number
EP4336530A4
EP4336530A4 EP22847810.3A EP22847810A EP4336530A4 EP 4336530 A4 EP4336530 A4 EP 4336530A4 EP 22847810 A EP22847810 A EP 22847810A EP 4336530 A4 EP4336530 A4 EP 4336530A4
Authority
EP
European Patent Office
Prior art keywords
changer
reciprocating mechanism
load tap
tap
load
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.)
Granted
Application number
EP22847810.3A
Other languages
German (de)
French (fr)
Other versions
EP4336530B1 (en
EP4336530A1 (en
Inventor
Ke Wang
Shuqi Zhang
Peng Li
Jinzhong Li
Yu Yin
Geqi LI
Jiaxi LI
Fan Yang
Gang Li
Huanchao CHENG
Nong Zhang
Jinglai WU
Jiantao Sun
Xueli Liu
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.)
China Electric Power Research Institute Co Ltd CEPRI
Original Assignee
China Electric Power Research Institute Co Ltd CEPRI
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 China Electric Power Research Institute Co Ltd CEPRI filed Critical China Electric Power Research Institute Co Ltd CEPRI
Publication of EP4336530A1 publication Critical patent/EP4336530A1/en
Publication of EP4336530A4 publication Critical patent/EP4336530A4/en
Application granted granted Critical
Publication of EP4336530B1 publication Critical patent/EP4336530B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/0005—Tap change devices
    • H01H9/0016—Contact arrangements for tap changers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F21/00—Variable inductances or transformers of the signal type
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
    • H01F29/04—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/56—Contact arrangements for providing make-before-break operation, e.g. for on-load tap-changing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/42—Driving mechanisms, i.e. for transmitting driving force to the contacts using cam or eccentric
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/0005—Tap change devices
    • H01H9/0027—Operating mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
EP22847810.3A 2021-07-27 2022-02-11 Reciprocating switching mechanism having on-load tap changer Active EP4336530B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110850706.7A CN113745014B (en) 2021-07-27 2021-07-27 On-load tap-changer's reciprocating type switching mechanism
PCT/CN2022/076017 WO2023005190A1 (en) 2021-07-27 2022-02-11 Reciprocating switching mechanism having on-load tap changer

Publications (3)

Publication Number Publication Date
EP4336530A1 EP4336530A1 (en) 2024-03-13
EP4336530A4 true EP4336530A4 (en) 2024-11-27
EP4336530B1 EP4336530B1 (en) 2025-12-24

Family

ID=78729202

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22847810.3A Active EP4336530B1 (en) 2021-07-27 2022-02-11 Reciprocating switching mechanism having on-load tap changer

Country Status (3)

Country Link
EP (1) EP4336530B1 (en)
CN (1) CN113745014B (en)
WO (1) WO2023005190A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113745014B (en) * 2021-07-27 2022-10-04 中国电力科学研究院有限公司 On-load tap-changer's reciprocating type switching mechanism
CN115863074A (en) * 2021-12-29 2023-03-28 中国电力科学研究院有限公司 A linkage contact of on-load tap changer
CN115831637A (en) * 2021-12-29 2023-03-21 中国电力科学研究院有限公司 Linkage device of on-load tap-changer
CN119413808B (en) * 2024-12-16 2025-07-01 盐城弗拉迪无损检测设备有限公司 Fluorescence penetration detection device suitable for panel

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201425882Y (en) * 2009-06-12 2010-03-17 上海华明电力设备制造有限公司 A Main Contact Structure of On-Load Tap-Changer with Intermittent Motion
CN202996615U (en) * 2012-12-24 2013-06-12 上海华明电力设备制造有限公司 Rolling type moving contact group of combined on-load tap-changer selector
DE102014100421B3 (en) * 2014-01-15 2015-01-15 Maschinenfabrik Reinhausen Gmbh Switch for a switching device with switching shaft, its use in a diverter switch, switching device with switching shaft and switch, their use in an on-load tap-changer, load switch for on-load tap-changer and control transformer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1003024B (en) * 1985-09-18 1989-01-04 沈阳变压器厂 Vacuum on-load tap-changer with second energy storage device
JP4087160B2 (en) * 2002-06-20 2008-05-21 株式会社ダイヘン Vacuum valve type load tap changer
CN101383222B (en) * 2008-02-26 2010-06-23 上海华明电力设备制造有限公司 Externally hanging combined loaded tap-changer
CN101409148B (en) * 2008-06-24 2012-03-14 上海华明电力设备制造有限公司 Internal groove wheel drive mechanism in on-load tap-changer
JP5945394B2 (en) * 2011-09-30 2016-07-05 株式会社ダイヘン Load tap changer
DE202012101475U1 (en) * 2012-04-20 2013-07-23 Maschinenfabrik Reinhausen Gmbh OLTC
CN104465168A (en) * 2014-12-12 2015-03-25 国家电网公司 Transition circuit of vacuum type on-load tap-changer and operation method
CN207338170U (en) * 2017-06-22 2018-05-08 西安森宝电气工程有限公司 A kind of vacuum on-load operation switch
CN113745014B (en) * 2021-07-27 2022-10-04 中国电力科学研究院有限公司 On-load tap-changer's reciprocating type switching mechanism

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201425882Y (en) * 2009-06-12 2010-03-17 上海华明电力设备制造有限公司 A Main Contact Structure of On-Load Tap-Changer with Intermittent Motion
CN202996615U (en) * 2012-12-24 2013-06-12 上海华明电力设备制造有限公司 Rolling type moving contact group of combined on-load tap-changer selector
DE102014100421B3 (en) * 2014-01-15 2015-01-15 Maschinenfabrik Reinhausen Gmbh Switch for a switching device with switching shaft, its use in a diverter switch, switching device with switching shaft and switch, their use in an on-load tap-changer, load switch for on-load tap-changer and control transformer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023005190A1 *

Also Published As

Publication number Publication date
WO2023005190A1 (en) 2023-02-02
CN113745014B (en) 2022-10-04
CN113745014A (en) 2021-12-03
EP4336530B1 (en) 2025-12-24
EP4336530A1 (en) 2024-03-13

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