EP0042456A1 - Disjoncteur haute tension - Google Patents
Disjoncteur haute tension Download PDFInfo
- 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
Links
- 230000003628 erosive effect Effects 0.000 claims abstract description 18
- 238000001816 cooling Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 1
- 238000010791 quenching Methods 0.000 abstract description 5
- 230000000171 quenching effect Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 25
- 239000002184 metal Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000011810 insulating material Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/98—Switches 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
- H01H33/982—Switches 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)
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)
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)
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH629332A5 (de) | 1977-03-24 | 1982-04-15 | Mitsubishi Electric Corp | Stromunterbrecher mit lichtbogenloeschkammer. |
-
1980
- 1980-06-23 DE DE8080200596T patent/DE3070004D1/de not_active Expired
- 1980-06-23 EP EP80200596A patent/EP0042456B1/fr not_active Expired
-
1981
- 1981-04-27 YU YU1085/81A patent/YU39700B/xx unknown
- 1981-06-18 US US06/275,348 patent/US4427859A/en not_active Expired - Fee Related
- 1981-06-19 CS CS814639A patent/CS229671B2/cs unknown
Patent Citations (7)
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)
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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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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