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EP0042456A1 - Disjoncteur haute tension - Google Patents

Disjoncteur haute tension Download PDF

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Publication number
EP0042456A1
EP0042456A1 EP80200596A EP80200596A EP0042456A1 EP 0042456 A1 EP0042456 A1 EP 0042456A1 EP 80200596 A EP80200596 A EP 80200596A EP 80200596 A EP80200596 A EP 80200596A EP 0042456 A1 EP0042456 A1 EP 0042456A1
Authority
EP
European Patent Office
Prior art keywords
contact
commutation
arc
switch
circuit breaker
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
EP80200596A
Other languages
German (de)
English (en)
Other versions
EP0042456B1 (fr
Inventor
Modesto-Manuel Cancio
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.)
BBC Brown Boveri AG Switzerland
Original Assignee
BBC Brown Boveri AG Switzerland
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 BBC Brown Boveri AG Switzerland filed Critical BBC Brown Boveri AG Switzerland
Priority to DE8080200596T priority Critical patent/DE3070004D1/de
Priority to EP80200596A priority patent/EP0042456B1/fr
Priority to YU1085/81A priority patent/YU39700B/xx
Priority to US06/275,348 priority patent/US4427859A/en
Priority to CS814639A priority patent/CS229671B2/cs
Publication of EP0042456A1 publication Critical patent/EP0042456A1/fr
Application granted granted Critical
Publication of EP0042456B1 publication Critical patent/EP0042456B1/fr
Expired legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/98Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
    • H01H33/982Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow in which the pressure-generating arc is rotated by a magnetic field

Definitions

  • 10 denotes a housing filled with insulating compressed gas, such as SF6, and sealed at the end face with a power connection 20.
  • insulating compressed gas such as SF6, and sealed at the end face with a power connection 20.
  • Inside the housing 10 there is a fixed contact 21 and a movable contact 31.
  • the fixed contact 21 is hollow and has a permanent current contact 22 and an erosion contact 23 designed as a finger.
  • An insulating material body 24 is provided in the interior of the fixed contact 21, by means of which the gas volume enclosed by the fixed contact 21 is reduced. Ezne the fixed contact 21 surrounding the coil 40 is connected at one end to the fixed contact 21 and at its other end via a web 51 to an axially offset with respect to the fixed contact 21 ring contact 50.
  • the movable contact 31 which is in electrically conductive connection with a power connection 30 via contact lamellae (not shown), is hollow and has a nozzle opening 32 at its end of erosion.
  • the nozzle 32 separates an extinguishing space 70, which surrounds the movable contact 31 on the side of the fire, in which the pressure of the SF 6 gas is increased by heating via a rotating switch-off arc 92, from an expansion space 60, into which the heated SF 6 gas is released after the opening has been released nozzle-shaped erosion contact 32 can occur.
  • a commutation space 71 delimited by the fixed contact 21, the insulating pin 24, the ring contact 50 and the nozzle-shaped erosion contact 32, is connected via an outflow channel 85 designed as an annular gap to a relief space 80 enclosed by walls 84, which has two chambers connected to one another via a check valve 82 81, 83.
  • FIG. 2a also shows how the arc 90 burning between the erosion contacts 23 and 32 is blown from the erosion contact 23 onto the ring contact 50 by this gas flow. This causes commutation of the current to be switched off onto the coil 40.
  • the current now flows (see FIG. 2a) from the current connection 20 via the coil 40, the connection 51, the ring contact 50, the one drawn between the ring contact 50 and the erosion contact 32 Arc 91 and the erosion contact 32 for the power connection 30 (not shown in FIG. 2a).
  • the heated quenching gas can only escape through the annular gap 80.
  • the extinguishing gas removes combustion residues and metal vapors which are caused by the arc 90 burning between the combustion contacts 23 and 32.
  • the walls 84 of the relief chamber 80 preferably contain a porous, sintered or provided with cooling fins, which results in good cooling of the extinguishing gas and the combustion residues and metal vapors are absorbed in a particularly effective manner.
  • the first chamber 81 of the relief chamber 80 can no longer accommodate the heated extinguishing gas. It is therefore advisable to connect the first chamber 81 to a second chamber 83 via a check valve 82, as a result of which the excess extinguishing gas can be discharged when the check valve 82 responds above a predetermined pressure value.
  • the arc 90 begins to rotate very quickly under the influence of the magnetic field of the coil 40 (cf. FIG. 2a).
  • the extinguishing gas is heated to an even greater extent, but due to the rotation of the arc, the formation of combustion residues and metal vapors is largely avoided.
  • the heated extinguishing gas is discharged through the ring channel 85 and thereby removes any burning and metal residues that are still present.
  • the extinguishing gas is released by the rotating arc 92 in the extinguishing chamber 70 heated to the extinguishing pressure and removed via the nozzle opening of the erosion contact 32 into the expansion space 60.
  • the arc 92 is blown intensively, driven into the nozzle opening 32 of the movable contact 31 and extinguished.
  • the movement of the movable contact 31 comes to a standstill after the arc 92 has extinguished in the position AS shown in FIG. 1, left half, (switch-off position).
  • the insulating material pin 24 closing the nozzle-shaped opening 32 of the movable contact 31 in the initial phase of the switching-off process can be designed as a follower pin.
  • the insulating material pin 24 can be provided with a bore (also shown in dashed lines in FIG. 2b), so that after the arc has been commutated onto the ring contact 50 and after the bore has been released by the movable contact 31, the arc 92 is double-blown.

Landscapes

  • Circuit Breakers (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
EP80200596A 1980-06-23 1980-06-23 Disjoncteur haute tension Expired EP0042456B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE8080200596T DE3070004D1 (en) 1980-06-23 1980-06-23 High voltage power circuit breaker
EP80200596A EP0042456B1 (fr) 1980-06-23 1980-06-23 Disjoncteur haute tension
YU1085/81A YU39700B (en) 1980-06-23 1981-04-27 Electric high voltage switch
US06/275,348 US4427859A (en) 1980-06-23 1981-06-18 High voltage power switch
CS814639A CS229671B2 (en) 1980-06-23 1981-06-19 High voltage power circuit braker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP80200596A EP0042456B1 (fr) 1980-06-23 1980-06-23 Disjoncteur haute tension

Publications (2)

Publication Number Publication Date
EP0042456A1 true EP0042456A1 (fr) 1981-12-30
EP0042456B1 EP0042456B1 (fr) 1985-01-23

Family

ID=8187012

Family Applications (1)

Application Number Title Priority Date Filing Date
EP80200596A Expired EP0042456B1 (fr) 1980-06-23 1980-06-23 Disjoncteur haute tension

Country Status (5)

Country Link
US (1) US4427859A (fr)
EP (1) EP0042456B1 (fr)
CS (1) CS229671B2 (fr)
DE (1) DE3070004D1 (fr)
YU (1) YU39700B (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2542918A1 (fr) * 1983-03-15 1984-09-21 Merlin Gerin Interrupteur a arc tournant a circulation des gaz ionises
FR2554274A1 (fr) * 1983-10-28 1985-05-03 Bbc Brown Boveri & Cie Disjoncteur a gaz comprime
EP0175209A3 (en) * 1984-09-20 1987-03-25 Bbc Aktiengesellschaft Brown, Boveri & Cie. Compressed gas circuit breaker
EP0388323A1 (fr) * 1989-03-17 1990-09-19 Merlin Gerin Disjoncteur électrique à auto-expansion et à gaz isolant
EP0731482A3 (fr) * 1995-03-04 1998-04-08 Asea Brown Boveri Ag Disjoncteur
WO2017032667A1 (fr) * 2015-08-21 2017-03-02 Abb Schweiz Ag Dispositif de commutation électrique et procédé de refroidissement d'un milieu de commutation dans un dispositif de commutation électrique

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2596578B1 (fr) * 1986-03-28 1994-05-06 Merlin Et Gerin Disjoncteur electrique a autoexpansion et a arc tournant
RU2178216C2 (ru) * 1998-12-15 2002-01-10 Российский Федеральный Ядерный Центр - Всероссийский Научно-Исследовательский Институт Экспериментальной Физики Дугогасительное устройство автогенерирующего типа высоковольтного выключателя
RU2284604C1 (ru) * 2005-08-22 2006-09-27 Федеральное государственное унитарное предприятие "Российский Федеральный ядерный центр - Всероссийский научно-исследовательский институт экспериментальной физики" (ФГУП "РФЯЦ - ВНИИЭФ") Элегазовое дугогасительное устройство высоковольтного выключателя
HUE052765T2 (hu) * 2016-08-26 2021-05-28 Abb Power Grids Switzerland Ag Kapcsoló és eljárás a kapcsoló megszakítására

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH571763A5 (en) * 1974-07-24 1976-01-15 Sprecher & Schuh Ag Temperature-compensated piston-operated pressure gas switch - uses heat sink for switching cylinders to equalize temperature conditions
DE2741022A1 (de) * 1976-10-20 1978-05-03 Bbc Brown Boveri & Cie Gasschalter mit eigenloeschung
DE2723552A1 (de) * 1977-04-29 1978-11-02 Bbc Brown Boveri & Cie Elektrischer gasschalter
DE2801401A1 (de) * 1977-07-26 1979-02-08 Sprecher & Schuh Ag Druckgasschalter
US4144426A (en) * 1977-02-15 1979-03-13 Westinghouse Electric Corp. Single barrel puffer circuit interrupter with downstream gas coolers
EP0002684A1 (fr) * 1977-12-30 1979-07-11 Siemens Aktiengesellschaft Disjoncteur à gaz comprimé
EP0004213A1 (fr) * 1978-03-01 1979-09-19 Merlin Gerin Dispositif d'extinction d'arc à autosoufflage pneumatique et magnétique

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH629332A5 (de) 1977-03-24 1982-04-15 Mitsubishi Electric Corp Stromunterbrecher mit lichtbogenloeschkammer.

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH571763A5 (en) * 1974-07-24 1976-01-15 Sprecher & Schuh Ag Temperature-compensated piston-operated pressure gas switch - uses heat sink for switching cylinders to equalize temperature conditions
DE2741022A1 (de) * 1976-10-20 1978-05-03 Bbc Brown Boveri & Cie Gasschalter mit eigenloeschung
US4144426A (en) * 1977-02-15 1979-03-13 Westinghouse Electric Corp. Single barrel puffer circuit interrupter with downstream gas coolers
DE2723552A1 (de) * 1977-04-29 1978-11-02 Bbc Brown Boveri & Cie Elektrischer gasschalter
DE2801401A1 (de) * 1977-07-26 1979-02-08 Sprecher & Schuh Ag Druckgasschalter
EP0002684A1 (fr) * 1977-12-30 1979-07-11 Siemens Aktiengesellschaft Disjoncteur à gaz comprimé
EP0004213A1 (fr) * 1978-03-01 1979-09-19 Merlin Gerin Dispositif d'extinction d'arc à autosoufflage pneumatique et magnétique

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2542918A1 (fr) * 1983-03-15 1984-09-21 Merlin Gerin Interrupteur a arc tournant a circulation des gaz ionises
FR2554274A1 (fr) * 1983-10-28 1985-05-03 Bbc Brown Boveri & Cie Disjoncteur a gaz comprime
EP0175209A3 (en) * 1984-09-20 1987-03-25 Bbc Aktiengesellschaft Brown, Boveri & Cie. Compressed gas circuit breaker
EP0388323A1 (fr) * 1989-03-17 1990-09-19 Merlin Gerin Disjoncteur électrique à auto-expansion et à gaz isolant
FR2644624A1 (fr) * 1989-03-17 1990-09-21 Merlin Gerin Disjoncteur electrique a autoexpansion et a gaz isolant
US5057655A (en) * 1989-03-17 1991-10-15 Merlin Gerin Electrical circuit breaker with self-extinguishing expansion and insulating gas
EP0731482A3 (fr) * 1995-03-04 1998-04-08 Asea Brown Boveri Ag Disjoncteur
WO2017032667A1 (fr) * 2015-08-21 2017-03-02 Abb Schweiz Ag Dispositif de commutation électrique et procédé de refroidissement d'un milieu de commutation dans un dispositif de commutation électrique

Also Published As

Publication number Publication date
CS229671B2 (en) 1984-06-18
EP0042456B1 (fr) 1985-01-23
YU108581A (en) 1983-06-30
YU39700B (en) 1985-03-20
US4427859A (en) 1984-01-24
DE3070004D1 (en) 1985-03-07

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