BR112014030054A8 - Dispositivo de segurança para transformadores elétrico relacionado - Google Patents

Dispositivo de segurança para transformadores elétrico relacionado

Info

Publication number
BR112014030054A8
BR112014030054A8 BR112014030054A BR112014030054A BR112014030054A8 BR 112014030054 A8 BR112014030054 A8 BR 112014030054A8 BR 112014030054 A BR112014030054 A BR 112014030054A BR 112014030054 A BR112014030054 A BR 112014030054A BR 112014030054 A8 BR112014030054 A8 BR 112014030054A8
Authority
BR
Brazil
Prior art keywords
vane
electrical
oil flow
alarm
threshold
Prior art date
Application number
BR112014030054A
Other languages
English (en)
Portuguese (pt)
Other versions
BR112014030054A2 (pt
Inventor
Leonardo Manco Giuseppe
Carollo Carlo
Tonin Andrea
Original Assignee
Abb Technology Ag
Abb Schweiz Ag
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 Abb Technology Ag, Abb Schweiz Ag filed Critical Abb Technology Ag
Publication of BR112014030054A2 publication Critical patent/BR112014030054A2/pt
Publication of BR112014030054A8 publication Critical patent/BR112014030054A8/pt

Links

Classifications

    • 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
    • H01F27/08—Cooling; Ventilating
    • H01F27/10—Liquid cooling
    • H01F27/12—Oil cooling
    • 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
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/55—Oil reservoirs or tanks; Lowering means therefor
    • H01H33/555—Protective arrangements responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/40—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by devices allowing continual flow of fluid, e.g. vane
    • 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
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • H01F2027/404—Protective devices specially adapted for fluid filled transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Fluid-Pressure Circuits (AREA)
BR112014030054A 2012-05-31 2013-05-08 Dispositivo de segurança para transformadores elétrico relacionado BR112014030054A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12425103.4A EP2669910B1 (en) 2012-05-31 2012-05-31 Safety device for electrical transformers and related electrical transformer
PCT/EP2013/059671 WO2013178447A1 (en) 2012-05-31 2013-05-08 Safety device for electrical transformers and related electrical transformer

Publications (2)

Publication Number Publication Date
BR112014030054A2 BR112014030054A2 (pt) 2017-06-27
BR112014030054A8 true BR112014030054A8 (pt) 2017-12-26

Family

ID=48430756

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014030054A BR112014030054A8 (pt) 2012-05-31 2013-05-08 Dispositivo de segurança para transformadores elétrico relacionado

Country Status (6)

Country Link
EP (1) EP2669910B1 (zh)
CN (1) CN104380400B (zh)
BR (1) BR112014030054A8 (zh)
PL (1) PL2669910T3 (zh)
WO (1) WO2013178447A1 (zh)
ZA (1) ZA201407960B (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3098827B1 (en) * 2015-05-26 2018-10-17 ABB Schweiz AG Flow vent adjustable system for buchholz relay
CN106093636B (zh) * 2016-06-06 2019-07-12 国家电网公司 智能电网的二次设备的模拟量校核方法以及装置
CN109166755B (zh) * 2018-10-19 2023-08-22 国网河南省电力公司新安县供电公司 一种应用于10kv配电线路上的油断路器
CN112858718B (zh) * 2021-01-21 2023-09-05 广东电网有限责任公司 一种变压器渗漏油的油速测量方法、装置及系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1642397A (en) * 1921-09-26 1927-09-13 Buchholz Max Method and means for protecting liquid-insulated electric apparatus
ITPD980059A1 (it) * 1998-03-19 1999-09-19 Comem Spa Rele' perfezionato di tipo buchholz
AU2002100385B4 (en) * 2002-05-15 2002-06-20 John Owen Williams Modified buchholz relay for continuous monitoring of gas generated by transformer internal faults
ITVI20070223A1 (it) * 2007-08-07 2009-02-08 Comem Spa Rele di buchholz per la protezione di apparecchiature elettriche di potenza isolate in olio.

Also Published As

Publication number Publication date
ZA201407960B (en) 2015-11-25
EP2669910B1 (en) 2015-07-01
CN104380400B (zh) 2017-08-08
PL2669910T3 (pl) 2016-04-29
EP2669910A1 (en) 2013-12-04
BR112014030054A2 (pt) 2017-06-27
CN104380400A (zh) 2015-02-25
WO2013178447A1 (en) 2013-12-05

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: ABB SCHWEIZ AG (CH)

B25L Entry of change of name and/or headquarter and transfer of application, patent and certificate of addition of invention: publication cancelled

Owner name: ABB TECHNOLOGY AG (CH)

B25C Requirement related to requested transfer of rights

Owner name: ABB TECHNOLOGY AG (CH)

B25L Entry of change of name and/or headquarter and transfer of application, patent and certificate of addition of invention: publication cancelled

Owner name: ABB SCHWEIZ AG (CH)

Free format text: ANULADA A PUBLICACAO CODIGO 25.3 NA RPI NO 2457 DE 06/02/2018 POR TER SIDO INDEVIDA.

Owner name: ABB SCHWEIZ AG (CH)

B25B Requested transfer of rights rejected

Owner name: ABB SCHWEIZ AG (CH)

Free format text: INDEFERIDO O PEDIDO DE TRANSFERENCIA CONTIDO NA PETICAO 870170095746 DE 08/12/2017, POR AUSENCIA DE CUMPRIMENTO DA EXIGENCIA PUBLICADA NA RPI NO 2457, DE 06/02/2018.

Owner name: ABB SCHWEIZ AG (CH)

B25L Entry of change of name and/or headquarter and transfer of application, patent and certificate of addition of invention: publication cancelled

Owner name: ABB SCHWEIZ AG (CH)

Free format text: ANULADA A PUBLICACAO CODIGO 25.2 NA RPI NO 2481 DE 24/07/2018 POR TER SIDO INDEVIDA.

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B25A Requested transfer of rights approved

Owner name: ABB SCHWEIZ AG (CH)

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 7A ANUIDADE.

B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements