EP3813086A4 - Electric operator for tap changer and tap changing method - Google Patents

Electric operator for tap changer and tap changing method Download PDF

Info

Publication number: EP3813086A4
Authority: EP; European Patent Office
Prior art keywords: tap; changing method; electric operator; changer; tap changer
Prior art date: 2018-06-19
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.): Pending

Application number

EP18923344.8A

Other languages

German (de)

French (fr)

Other versions

EP3813086A1 (en

Inventor

Kazumi Tomioka

Taku Ishikawa

Naoki Eguchi

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.)

Toshiba Corp

Toshiba Energy Systems and Solutions Corp

Original Assignee

Toshiba Corp

Toshiba Energy Systems and Solutions 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.)

2018-06-19

Filing date

2018-06-19

Publication date

2022-02-09

2018-06-19 Application filed by Toshiba Corp, Toshiba Energy Systems and Solutions Corp filed Critical Toshiba Corp

2021-04-28 Publication of EP3813086A1 publication Critical patent/EP3813086A1/en

2022-02-09 Publication of EP3813086A4 publication Critical patent/EP3813086A4/en

Status Pending legal-status Critical Current

Classifications

- 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
- H01H9/0033—Operating mechanisms with means for indicating the selected tap or limiting the number of selectable taps
- 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
- 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
- H01H2009/0061—Monitoring tap change switching devices
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
- 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
- H01H3/36—Driving mechanisms, i.e. for transmitting driving force to the contacts using belt, chain, or cord

EP18923344.8A 2018-06-19 2018-06-19 Electric operator for tap changer and tap changing method Pending EP3813086A4 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
PCT/JP2018/023258 WO2019244235A1 (en)	2018-06-19	2018-06-19	Electric operator for tap changer and tap changing method

Publications (2)

Publication Number	Publication Date
EP3813086A1 EP3813086A1 (en)	2021-04-28
EP3813086A4 true EP3813086A4 (en)	2022-02-09

Family

ID=68982776

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP18923344.8A Pending EP3813086A4 (en)	2018-06-19	2018-06-19	Electric operator for tap changer and tap changing method

Country Status (4)

Country	Link
EP (1)	EP3813086A4 (en)
JP (1)	JP6961821B2 (en)
CN (1)	CN112136195B (en)
WO (1)	WO2019244235A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP7021393B2 (en) *	2019-03-01	2022-02-16	株式会社東芝	Electric operation device for tap changer and tap changer method
JP7387571B2 (en) *	2020-10-02	2023-11-28	株式会社東芝	Electric operating devices for extreme tap limiters and on-load tap changers
DE102022123571B3 (en) *	2022-09-15	2023-10-26	Maschinenfabrik Reinhausen Gmbh	SYSTEM FOR ACTUATING A TAP SWITCH

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH09213542A (en) *	1996-02-02	1997-08-15	Toshiba Corp	State monitoring device for on-load tap changer
DE19744465C1 (en) *	1997-10-08	1999-03-11	Reinhausen Maschf Scheubeck	Means for regulation of a multi-contact switch for tapped transformer
WO2012135209A1 (en) *	2011-03-27	2012-10-04	Abb Technology Ag	Tap changer with an improved drive system
WO2013160046A1 (en) *	2012-04-27	2013-10-31	Maschinenfabrik Reinhausen Gmbh	Method for monitoring an on-load tap changer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS54129367A (en)	1978-03-29	1979-10-06	Tokyo Shibaura Electric Co	Electric operation device for tap changer loaded
JP2000223331A (en) *	1999-01-29	2000-08-11	Toshiba Corp	Load-time tap switcher, its control method, and recording medium with its control program recorded therein
DE60133315T2 (en) *	2000-12-15	2009-04-30	Abb Technology Ag	STATE DIAGNOSIS OF A STAGE SWITCH
JP3886042B2 (en) *	2002-07-09	2007-02-28	株式会社デンソー	Motor control device
JP2006128237A (en) *	2004-10-27	2006-05-18	Tokyo Electric Power Co Inc:The	Device and method for discriminating abnormality of on-load tap changer
CN100587863C (en) *	2005-05-09	2010-02-03	三菱电机株式会社	Change action monitoring device for on-load tap changers
JP4764303B2 (en) *	2006-09-29	2011-08-31	株式会社東芝	Load tap changer
JP4834712B2 (en) *	2008-10-15	2011-12-14	株式会社東芝	Motor control device, motor control system, washing machine, and method for magnetizing permanent magnet motor
MX2013011088A (en) *	2011-03-27	2014-05-01	Abb Technology Ag	Tap changer with an improved monitoring system.

2018
- 2018-06-19 CN CN201880093559.XA patent/CN112136195B/en active Active
- 2018-06-19 WO PCT/JP2018/023258 patent/WO2019244235A1/en unknown
- 2018-06-19 JP JP2020525114A patent/JP6961821B2/en active Active
- 2018-06-19 EP EP18923344.8A patent/EP3813086A4/en active Pending

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH09213542A (en) *	1996-02-02	1997-08-15	Toshiba Corp	State monitoring device for on-load tap changer
DE19744465C1 (en) *	1997-10-08	1999-03-11	Reinhausen Maschf Scheubeck	Means for regulation of a multi-contact switch for tapped transformer
WO2012135209A1 (en) *	2011-03-27	2012-10-04	Abb Technology Ag	Tap changer with an improved drive system
WO2013160046A1 (en) *	2012-04-27	2013-10-31	Maschinenfabrik Reinhausen Gmbh	Method for monitoring an on-load tap changer

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019244235A1 *

Also Published As

Publication number	Publication date
CN112136195A (en)	2020-12-25
JP6961821B2 (en)	2021-11-05
JPWO2019244235A1 (en)	2021-05-13
CN112136195B (en)	2023-06-09
WO2019244235A1 (en)	2019-12-26
EP3813086A1 (en)	2021-04-28

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Legal Events

Date	Code	Title	Description
2019-12-27	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2020-12-24	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2021-03-26	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2021-03-26	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2021-04-28	17P	Request for examination filed	Effective date: 20201125
2021-04-28	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2021-04-28	AX	Request for extension of the european patent	Extension state: BA ME
2021-09-22	DAV	Request for validation of the european patent (deleted)
2021-09-22	DAX	Request for extension of the european patent (deleted)
2022-02-09	A4	Supplementary search report drawn up and despatched	Effective date: 20220112
2022-02-09	RIC1	Information provided on ipc code assigned before grant	Ipc: H01H 3/36 20060101ALN20220105BHEP Ipc: H01H 9/00 20060101ALI20220105BHEP Ipc: H01H 3/26 20060101AFI20220105BHEP