EP3780038C0 - STATIC LOAD TAP SWITCH FOR TRANSFORMERS WITH DISCONTINUOUS CONTROL WINDINGS - Google Patents

STATIC LOAD TAP SWITCH FOR TRANSFORMERS WITH DISCONTINUOUS CONTROL WINDINGS

Info

Publication number
EP3780038C0
EP3780038C0 EP19814374.5A EP19814374A EP3780038C0 EP 3780038 C0 EP3780038 C0 EP 3780038C0 EP 19814374 A EP19814374 A EP 19814374A EP 3780038 C0 EP3780038 C0 EP 3780038C0
Authority
EP
European Patent Office
Prior art keywords
transformers
static load
load tap
control windings
tap switch
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
EP19814374.5A
Other languages
German (de)
French (fr)
Other versions
EP3780038A4 (en
EP3780038A1 (en
EP3780038B1 (en
Inventor
Expósito Antonio Gómez
Villarejo Manuel Barragán
López Francisco De Paula García
Ortega José María Maza
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.)
Universidad de Sevilla
Original Assignee
Universidad de Sevilla
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 Universidad de Sevilla filed Critical Universidad de Sevilla
Publication of EP3780038A1 publication Critical patent/EP3780038A1/en
Publication of EP3780038A4 publication Critical patent/EP3780038A4/en
Application granted granted Critical
Publication of EP3780038B1 publication Critical patent/EP3780038B1/en
Publication of EP3780038C0 publication Critical patent/EP3780038C0/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
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/0005—Tap change devices
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/12—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC
    • G05F1/14—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using tap transformers or tap changing inductors as final control devices
    • G05F1/16—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices
    • G05F1/20—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices semiconductor devices only
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Control Of Electrical Variables (AREA)
EP19814374.5A 2018-06-06 2019-05-30 Static on-load tap changer for transformers with discontinuous regulation windings Active EP3780038B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES201830549A ES2734601B2 (en) 2018-06-06 2018-06-06 STATIC CHANGING DEVICE FOR CHARGING INPUTS FOR TRANSFORMERS WITH DISCONTINUOUS REGULATION WINDINGS
PCT/ES2019/070363 WO2019234271A1 (en) 2018-06-06 2019-05-30 Static on-load tap changer for transformers with discontinuous regulation windings

Publications (4)

Publication Number Publication Date
EP3780038A1 EP3780038A1 (en) 2021-02-17
EP3780038A4 EP3780038A4 (en) 2022-01-26
EP3780038B1 EP3780038B1 (en) 2023-08-16
EP3780038C0 true EP3780038C0 (en) 2023-08-16

Family

ID=68763546

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19814374.5A Active EP3780038B1 (en) 2018-06-06 2019-05-30 Static on-load tap changer for transformers with discontinuous regulation windings

Country Status (3)

Country Link
EP (1) EP3780038B1 (en)
ES (2) ES2734601B2 (en)
WO (1) WO2019234271A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112670067B (en) * 2020-11-18 2022-07-01 中国电力科学研究院有限公司 Symmetrical vacuum bubble load balancing transition circuit device and control method
DE102021111181A1 (en) * 2021-04-30 2022-11-03 Infineon Technologies Bipolar Gmbh & Co. Kg On-load tap-changer module, arrangement of on-load tap-changer module and power transformer and method for operating an on-load tap-changer module
ES2936183B2 (en) 2021-09-14 2023-12-27 Univ Sevilla STATIC AC CURRENT SWITCH WITH EXTENDED CURRENT RANGE
ES2950896B2 (en) * 2022-03-10 2024-12-02 Ormazabal Corporate Tech A I E Method for determining the optimal set point and control policy of an automatic voltage regulator for transformers with on-load tap changers

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL278413A (en) 1961-05-15
US3700925A (en) 1971-03-29 1972-10-24 Westinghouse Electric Corp Thyristor tap changer for electrical inductive apparatus
US4220411A (en) 1978-08-14 1980-09-02 The United States Of America As Represented By The Secretary Of The Navy Fiber optic light launching assembly
NL1000914C2 (en) 1995-08-01 1997-02-04 Geb Zuid Holland West Nv Method and device for continuous adjustment and control of a transformer conversion ratio, as well as a transformer provided with such a device.
ES2274684B1 (en) 2005-02-15 2008-04-16 Universidad De Sevilla SHIFT CHANGER FOR MEDIUM / LOW VOLTAGE TRANSFORMERS.
UA112302C2 (en) * 2010-12-17 2016-08-25 Машіненфабрік Райнхаузен Гмбх STEP SWITCH
EP3226267B1 (en) * 2014-11-25 2020-10-14 Hai Wang On-load voltage regulation tap switch for transformer and switch control method

Also Published As

Publication number Publication date
ES2964632T3 (en) 2024-04-08
WO2019234271A1 (en) 2019-12-12
ES2734601A1 (en) 2019-12-10
EP3780038A4 (en) 2022-01-26
ES2734601B2 (en) 2020-07-08
EP3780038A1 (en) 2021-02-17
EP3780038B1 (en) 2023-08-16

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