WO2019224974A1 - Appareil de commutation à isolation gazeuse - Google Patents

Appareil de commutation à isolation gazeuse Download PDF

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Publication number
WO2019224974A1
WO2019224974A1 PCT/JP2018/019996 JP2018019996W WO2019224974A1 WO 2019224974 A1 WO2019224974 A1 WO 2019224974A1 JP 2018019996 W JP2018019996 W JP 2018019996W WO 2019224974 A1 WO2019224974 A1 WO 2019224974A1
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WO
WIPO (PCT)
Prior art keywords
duct
chamber
insulated switchgear
gas insulated
pressure
Prior art date
Application number
PCT/JP2018/019996
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English (en)
Japanese (ja)
Inventor
輝明 江波戸
敏宏 松永
隆広 森
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to CN201880093230.3A priority Critical patent/CN112154581B/zh
Priority to JP2018554515A priority patent/JP6462972B1/ja
Priority to PCT/JP2018/019996 priority patent/WO2019224974A1/fr
Publication of WO2019224974A1 publication Critical patent/WO2019224974A1/fr

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/025—Safety arrangements, e.g. in case of excessive pressure or fire due to electrical defect
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/035—Gas-insulated switchgear

Definitions

  • the present application relates to a gas-insulated switchgear, and more particularly, to a gas-insulated switchgear having a pressure release structure that discharges high-temperature and high-pressure gas generated when an internal arc accident occurs inside the apparatus.
  • a conventional gas insulated switchgear is a reduced type in which a power switchgear such as a circuit breaker or disconnector is housed in a single tank filled with highly insulating sulfur hexafluoride (SF 6 ) gas or dry air. It is a switchgear.
  • the gas-insulated switchgear contributes to reducing the space of the electric room by downsizing the equipment with excellent insulation performance such as sulfur hexafluoride (SF 6 ) gas and dry air.
  • a configuration in which a pressure relief unit is attached to the casing to discharge high-temperature and high-pressure gas to the outside of the device is common.
  • JP 2017-143717 A Japanese Patent No. 5011045 Japanese Patent No. 6143990
  • the high-temperature and high-pressure gas generated by an internal arc accident in each section is taken in, and is then transferred to the outside of the switchboard.
  • equipment such as power cables or current transformers existing in the duct were exposed to high-temperature and high-pressure gas, and the spread of accidents was expanded, making recovery work difficult.
  • the volume of the duct is large, and the overall shape of the switchboard is increased.
  • the present application discloses a technique for solving the above-described problems.
  • the purpose of the present application is to cause an internal arc accident in any section of a cable room, a tank containing a main circuit device, and a bus bar room.
  • it is intended to provide a gas-insulated switchgear that minimizes the size of the device by minimizing the scope of the accident so as not to damage other sections and simplifying the structure of the duct that discharges high-temperature and high-pressure gas to the outside. is there.
  • the gas-insulated switchgear disclosed in the present application is a cable chamber having a cable chamber opening at the top, a tank disposed above the cable chamber, a tank having a tank opening on the back, and disposed above the tank.
  • a gas-insulated switchgear comprising a busbar chamber having a busbar chamber opening on the back surface, and a pressure relief duct disposed above the cable chamber and behind the tank and the busbar chamber and having a duct opening on the top
  • a chamber pressure release plate and a duct pressure release portion for releasing pressure from the pressure release duct are provided.
  • each of the cable chamber, the tank, and the busbar chamber is connected to a common pressure releasing duct, and the high-temperature and high-pressure gas generated by an internal arc accident in each section Therefore, it is possible to obtain a gas insulated switchgear that can simplify the duct structure and reduce the size of the apparatus.
  • FIG. 4 is a cross-sectional view of the gas insulated switchgear according to Embodiment 2 taken along line AA in FIG.
  • FIG. 6 is a cross-sectional view of the gas insulated switchgear according to Embodiment 3 taken along line BB in FIG.
  • FIG. 9 is a side sectional view showing a gas insulated switchgear according to Embodiment 5. It is a perspective view which shows the row
  • FIG. 10 is a cross-sectional view of the gas insulated switchgear according to Embodiment 5 taken along the line CC in FIG. It is a principal part perspective view which shows the row
  • FIG. 9 is a side sectional view showing a gas insulated switchgear according to Embodiment 5. It is a perspective view which shows the row
  • FIG. 10 is a cross-sectional view of the gas insulated switchgear according to Embodiment 5 taken along the line CC in FIG. It is a
  • FIG. 13 is a cross-sectional view of the gas insulated switchgear according to Embodiment 7 taken along the line DD in FIG. It is side surface sectional drawing which shows the principal part of the pressure release duct of the gas insulated switchgear by Embodiment 8, a tank, and a cable chamber. It is side surface sectional drawing which shows the pressure release path
  • FIG. 10 is a side cross-sectional view showing a pressure release path when an internal arc accident occurs in a cable room of a gas insulated switchgear according to Embodiment 8.
  • FIG. 1 is a side sectional view showing a gas insulated switchgear according to Embodiment 1.
  • FIG. 1 is a side sectional view showing a gas insulated switchgear according to Embodiment 1.
  • the gas insulated switchgear 30 includes a cable chamber 1 in which a power cable 11 and an instrument current transformer 12 are installed in a lower stage, and a circuit breaker 14 and a disconnect switch 15 in a middle stage.
  • the main circuit device room 13 houses a circuit breaker operating mechanism, a disconnector operating mechanism, etc. (not shown), operates the circuit breaker 14 and the disconnector 15 in the tank 2, and protects (not shown) in the control device room 16. Control devices such as relays are housed.
  • an insulating gas such as sulfur hexafluoride (SF 6 ) gas or dry air is pressurized and sealed in the tank 2 to insulate the internal main circuit device or conductor.
  • SF 6 sulfur hexafluoride
  • a pressure relief duct 4 is arranged above the cable chamber 1 and behind the tank 2 and the busbar chamber 3.
  • a cable chamber opening 1 a is provided at the top of the cable chamber 1 and is connected to the bottom surface of the pressure relief duct 4.
  • a tank opening 2 a is provided on the back surface of the tank 2, and is connected to the lower front portion of the pressure relief duct 4.
  • a bus bar chamber opening 3 a is provided on the back surface of the bus bar chamber 3, and is connected to the front upper portion of the pressure relief duct 4.
  • the cable chamber opening 1a of the cable chamber 1 is closed by the cable chamber pressure release plate 5, and is configured to be opened when the pressure rises when an internal arc accident occurs in the cable chamber 1.
  • the tank opening 2a of the tank 2 is configured so that the pressurized insulating gas in the tank 2 is hermetically closed by the tank pressure release plate 6, and is opened when the pressure rises when an internal arc accident occurs in the tank 2. Yes.
  • bus-bar chamber opening 3a of the bus-bar chamber 3 is closed by the bus-bar chamber pressure release plate 7, and is configured to be opened when the pressure rises when an internal arc accident occurs in the bus-bar chamber 3.
  • a duct opening 4 a is provided in the upper part of the pressure release duct 4 and is closed by a duct pressure release plate 8, and the duct opening 4 a and the duct pressure release plate 8 constitute a duct pressure release portion.
  • the tank pressure release plate 6 has a function of hermetically sealing against the pressure of the pressurized insulating gas in the tank 2 in a normal use state, but is open to a pressure increase due to an internal arc accident in the tank 2. It is configured.
  • the tank pressure release plate 6 opens to the pressure release duct 4 side as shown in FIG. It flows into the duct 4.
  • the high-temperature high-pressure gas passes through the pressure release duct 4, opens the upper duct pressure release plate 8, and is discharged from the duct opening 4 a of the pressure release duct 4 to the outside of the gas insulated switchgear 30.
  • pressure is also applied to the cable chamber pressure release plate 5 and the busbar chamber pressure release plate 7, but both have a strong structure against the pressure from the pressure release duct 4 side.
  • the cable room 1 and the bus bar room 3 are not damaged.
  • the other arcs are not damaged by the internal arc accidents occurring in the respective compartments of the cable chamber 1, the tank 2, and the bus bar chamber 3. Can be prevented.
  • the pressure relief duct 4 is connected to the cable chamber 1, the tank 2, and the bus bar chamber 3 at the bottom, the front lower part, and the front upper part, respectively, and the connection points with each section are consolidated, thereby reducing the size of the apparatus. It becomes possible.
  • FIG. FIG. 2 is a side sectional view showing a gas insulated switchgear according to the second embodiment.
  • FIG. 3 is a perspective view showing a panel configuration of the gas insulated switchgear according to the second embodiment.
  • 4 is a cross-sectional view of the gas insulated switchgear according to Embodiment 2 taken along the line AA of FIG.
  • bus bar chamber opening 3a and the bus bar chamber pressure release plate 7 for closing the bus bar chamber opening 3a are provided on the rear surface of the bus bar chamber 3 .
  • the bus bar chamber opening 31 a and the bus bar chamber pressure release plate 71 that closes the bus bar chamber opening 31 a are provided in the upper part of the bus bar chamber 3 and are not connected to the pressure release duct 4.
  • a plurality of gas insulated switchgears 30 in the second embodiment have a row arrangement, and side panels 18 are attached to the side surfaces of the gas insulated switchgears 30 at both ends.
  • a bus bar 17 (not shown) is mounted in the bus chamber 3, and an electric circuit is connected between adjacent gas-insulated switchgears 30.
  • the busbar chamber pressure release plate 71 on the upper portion of the busbar chamber 3, the pressure of the high-temperature high-pressure gas from the pressure-release duct 4 due to an internal arc accident in the cable chamber 1 or the tank 2 is It is not added to the busbar chamber pressure release plate 71. Therefore, the operating pressure of the bus bar chamber pressure release plate 71 can be set smaller, it is possible to release the rising pressure in the bus bar chamber 3 more quickly, and the strength required for the bus bar chamber 3 is reduced. Simplification of the structure of the busbar chamber 3 can be achieved.
  • the adjacent bus bar chambers 3 are partitioned by the side surfaces of the bus bar chambers 3, but the same applies to the configuration in which the side surfaces of the adjacent bus bar chambers 3 are open and the adjacent bus bar chambers 3 communicate with each other. An effect can be obtained.
  • FIG. 5 is a perspective view showing a panel configuration of the gas-insulated switchgear according to the third embodiment.
  • 6 is a cross-sectional view of the gas insulated switchgear according to Embodiment 3 taken along the line BB of FIG.
  • the same reference numerals as those in the second embodiment are the same as those in the second embodiment, and the description thereof is omitted.
  • both side surfaces of the adjacent bus bar chambers 3 are open, and the adjacent bus bar chambers 3 communicate with each other. Further, in any one of the gas insulated switchgears 30 arranged in a row, only one of the bus chambers 3 is provided with a bus chamber opening 32a and a bus chamber pressure relief plate 72 for closing the bus chamber opening 32a on the upper portion thereof. .
  • the bus room pressure relief plate 72 is used for only one of the gas-insulated switchgears 30 arranged on the line, so that the cost of the bus room 3 can be reduced. Further, for example, when the bus chamber pressure relief plate 72 is provided only in the bus chamber 3 of the central gas insulated switchgear 30 arranged as shown in FIGS. 5 and 6, the high temperature and high pressure gas opens the bus chamber pressure relief plate 72. The distance until reaching the periphery of the gas insulated switchgear 30 becomes longer than when the busbar chamber pressure relief plates 72 are provided in all the busbar chambers 3 arranged in the line. Therefore, since the cooling effect of the high-temperature high-pressure gas is increased by that amount, the safety to the surroundings in the internal arc accident in the busbar chamber 3 is further improved.
  • the three-side gas-insulated switchgear 30 has a row arrangement, but the same effect can be obtained with a row arrangement with two or four or more planes. Further, it is not necessary to limit the location of the bus chamber 3 where the bus chamber release plate 72 is provided, and any one or at least one of the gas insulated switchgears 30 arranged in a row is connected to a plurality of bus chambers 3. Even when the pressure relief plate 72 is provided, the same effect can be obtained.
  • FIG. 7 is a side sectional view showing a gas insulated switchgear according to the fourth embodiment.
  • the same reference numerals as those in the first embodiment are the same as those in the first embodiment, and the description thereof will be omitted.
  • the pressure release duct 41 is disposed above the cable chamber 1 and behind the tank 2 and the bus bar chamber 3, and the upper portion of the pressure release duct 41 is connected to the bus bar.
  • a duct opening 41b is provided that extends upward from the chamber 3 and constitutes a duct pressure releasing portion that communicates with the external space above the busbar chamber 3. Further, the control device room 16 is enlarged in accordance with the height of the pressure release duct 41.
  • the cable chamber pressure release plate 5, the tank pressure release plate 6, and the bus chamber pressure release plate 7 are opened due to the pressure increase, and high temperature and pressure are increased.
  • the gas flows into the pressure release duct 41.
  • the high-temperature and high-pressure gas passes through the inside of the pressure release duct 41 and is discharged from the duct opening 41b to the outside of the gas insulated switchgear 30 above the bus bar chamber 3.
  • the duct opening 41b of the pressure releasing duct 41 is provided on the front side, the flow path of the high-temperature high-pressure gas discharged from the duct opening 41b to the outside of the gas-insulated switchgear 30 is formed in the upper front.
  • the high-temperature high-pressure gas is directed toward the front space part above the bus bar chamber 3. Can be released. Further, since the size of the control device room 16 is increased in accordance with the pressure release duct 41, the degree of freedom of arrangement of the control devices stored in the control device room 16 and the workability of wiring are improved.
  • FIG. FIG. 8 is a side sectional view showing a gas insulated switchgear according to the fifth embodiment.
  • FIG. 9 is a perspective view showing a panel configuration of a gas insulated switchgear according to Embodiment 5.
  • FIG. 10 is a cross-sectional view of the gas insulated switchgear according to Embodiment 5 taken along the line CC of FIG.
  • the same reference numerals as those in the fourth embodiment are the same as those in the fourth embodiment, and the description thereof will be omitted.
  • the upper outer side of the bus bar chamber 3 is a space portion.
  • the bus bar chamber 3 is disposed above the bus bar chamber 3, and
  • An exhaust duct 9 is provided in front of the upper part of the pressure release duct 41 and has an exhaust duct communication port 9a communicating with the duct opening 41b of the pressure release duct 41.
  • a ceiling pressure release plate 10 that closes the exhaust duct opening 9b is provided on the upper portion of 9.
  • the duct pressure releasing part is composed of a duct opening 41b, an exhaust duct communication port 9a, an exhaust duct opening 9b, an exhaust duct 9, and a ceiling pressure releasing plate 10.
  • side panels 18 are attached to the side surfaces of the gas insulated switchgear 30 at both ends.
  • a bus bar 17 (not shown) is mounted in the bus chamber 3, and an electric circuit is connected between adjacent gas-insulated switchgears 30.
  • the space between the exhaust ducts 9 of adjacent gas-insulated switchgears 30 is defined by the side surfaces of the exhaust duct 9.
  • the cable chamber pressure release plate 5, the tank pressure release plate 6, and the bus chamber pressure release plate 7 are opened due to the pressure increase, and high temperature and pressure are increased.
  • the gas flows into the pressure release duct 41.
  • the high-temperature and high-pressure gas passes through the discharge duct 41 and flows into the exhaust duct 9 from the duct opening 41b of the discharge duct 41 through the exhaust duct communication port 9a.
  • the high-temperature and high-pressure gas that has flowed into the exhaust duct 9 is released from the exhaust duct opening 9b of the exhaust duct 9 to the outside of the gas insulated switchgear 30 by opening the ceiling pressure relief plate 10.
  • the space in which the high-temperature high-pressure gas stays in the gas-insulated switchgear 30, that is, the combined volume of the pressure-release duct 41 and the exhaust duct 9 becomes large. Therefore, the pressure relief duct 41 can be simplified. Moreover, the temperature of the high-temperature high-pressure gas when discharged from the exhaust duct opening 9b of the exhaust duct 9 to the outside of the gas insulated switchgear 30 can be reduced to a low temperature.
  • FIG. 11 is a perspective view of a main part showing a panel configuration of a gas insulated switchgear according to Embodiment 6.
  • the same reference numerals as those in the fifth embodiment are the same as those in the fifth embodiment, and the description thereof will be omitted.
  • both side surfaces of adjacent exhaust ducts 9 are open, and the exhaust ducts 9 of adjacent gas insulated switchgears 30 communicate with each other.
  • the high temperature and high pressure gas passes through the pressure release duct 41 and the exhaust duct 9 of the gas insulated switchgear 30 where the accident occurred. Since the adjacent exhaust ducts 9 communicate with each other, the gas is sequentially diffused to the exhaust duct 9 and the pressure release duct 41 of the adjacent gas insulated switchgear 30. Thereafter, the ceiling pressure release plate 10 is opened and discharged from the exhaust duct opening 9 b of the exhaust duct 9 to the outside of the gas insulated switchgear 30.
  • the high-temperature and high-pressure gas is discharged from the exhaust duct 9 and the discharge of the adjacent gas insulated switchgear 30. Since it diffuses into the pressure duct 41, the pressure applied to the pressure relief duct 41 and the exhaust duct 9 by the high-temperature high-pressure gas is further reduced, and the pressure relief duct 41 and the exhaust duct 9 can be simplified. Further, the temperature of the high-temperature high-pressure gas when discharged from the exhaust duct opening 9b of the exhaust duct 9 to the outside of the gas insulated switchgear 30 can be reduced to a lower temperature.
  • FIG. 11 although it is set as the row
  • FIG. FIG. 12 is a perspective view showing a panel configuration of the gas insulated switchgear according to the seventh embodiment.
  • 13 is a cross-sectional view of the gas insulated switchgear according to Embodiment 7 taken along line DD in FIG.
  • the same reference numerals as those in the sixth embodiment are the same as those in the sixth embodiment, and the description thereof will be omitted.
  • both side surfaces of the exhaust duct 9 are opened, and the exhaust ducts 91 of the adjacent gas insulated switchgear 30 communicate with each other.
  • the exhaust ducts 91 of the adjacent gas insulated switchgear 30 communicate with each other.
  • only one exhaust duct 91 is provided with an exhaust duct opening 91b and a ceiling pressure relief plate 100 that closes the exhaust duct opening 91b.
  • the exhaust ducts 91 of the adjacent gas insulated switchgears 30 communicate with each other. Therefore, the high-temperature and high-pressure gas opens the ceiling pressure release plate 100 provided only in any one of the exhaust ducts 91 and is released from the exhaust duct opening 91b to the outside of the gas insulated switchgear 30.
  • the ceiling pressure release plate 100 is used for only one of the gas insulated switchgears 30 arranged in a row, the cost of the exhaust duct 91 can be reduced. Further, for example, as shown in FIGS. 12 and 13, when the ceiling pressure relief plate 100 is provided only in the exhaust duct 91 of the central gas-insulated switchgear 30, the high-temperature high-pressure gas opens the ceiling pressure relief plate 100. After being discharged to the outside, the distance until reaching the periphery of the gas-insulated switchgear 30 is longer than when the ceiling pressure relief plate 100 is provided in all the exhaust ducts 91 arranged in a line. As a result, the cooling effect of the high-temperature high-pressure gas is increased by that much, so that the safety to the surroundings in an internal arc accident is further improved.
  • the three-side gas insulated switchgear 30 has a row arrangement, but the same effect can be obtained with a row arrangement of two or four or more sides. Further, it is not necessary to limit the location of the exhaust duct 91 where the ceiling pressure relief plate 100 is provided, and any one or at least one of the gas-insulated switchgears 30 arranged in the line is connected to a plurality of exhaust ducts 91. Even when 100 is provided, the same effect can be obtained.
  • FIG. 14 is a side cross-sectional view showing the main parts of the pressure release duct, tank, and cable chamber of the gas insulated switchgear according to the eighth embodiment.
  • FIG. 15 is a side sectional view showing a pressure release path when an internal arc accident occurs in the tank of the gas insulated switchgear according to the eighth embodiment.
  • FIG. 16 is a side sectional view showing a pressure release path when an internal arc accident occurs in the cable room of the gas insulated switchgear according to the eighth embodiment.
  • an inclined partition plate 19 is installed in the pressure release duct 4, and the cable chamber opening 1 a and the cable chamber pressure release plate 5 of the cable chamber 1, the opening 2 a of the tank 2, and
  • the tank pressure relief plate 6 is configured to face the partition plate 19.
  • the partition plate 19 has one end portion 19a spaced apart from the inner and rear surfaces of the pressure relief duct 4, and secures a flow path for high-temperature and high-pressure gas when an internal arc accident occurs in the cable chamber 1. ing.
  • the other end 19b of the partition plate 19 is fixed on the upper surface of the cable chamber 1 between the cable chamber opening 1a and the rear surface of the tank 2, and the partition plate 19 is disposed in an inclined state.
  • FIG. 15 shows a pressure release path when an internal arc accident occurs in the tank 2.
  • the tank pressure release plate 6 is opened due to a pressure increase in the tank 2, but the opening operation of the tank pressure release plate 6 is stopped by the partition plate 19. That is, the opening operation of the tank pressure relief plate 6 is also stopped in the inclined state due to the inclination of the partition plate 19.
  • the high-temperature and high-pressure gas flow 20 discharged from the tank 2 blows out horizontally from the opening 2 a of the tank 2, and is then guided upward along the inclined surface of the tank pressure release plate 6. It is guided in the vertical direction by the portion 19a.
  • the high-temperature and high-pressure gas flow 20 released from the tank 2 in the horizontal direction is guided upward along the inclined surface of the tank pressure release plate 6 generated by the partition plate 19 and directly on the inner and rear surfaces of the pressure release duct 4. Since it is not sprayed, the strength required for the pressure relief duct 4 is reduced, and the structure of the pressure relief duct 4 can be simplified.
  • FIG. 16 shows a pressure relief path when an internal arc accident occurs in the cable room 1.
  • the cable chamber pressure release plate 5 is opened due to an increase in pressure in the cable chamber 1, but the opening operation of the cable chamber pressure release plate 5 is stopped by the partition plate 19. That is, the opening operation is stopped in the inclined state of the cable chamber pressure release plate 5 by the inclination of the partition plate 19.
  • the high-temperature and high-pressure gas flow 21 discharged from the cable chamber 1 is blown in the vertical direction from the cable chamber opening 1a of the cable chamber 1, and then guided upward along the inclined surface of the cable chamber pressure release plate 5.
  • the partition plate 19 is guided in a vertical direction through a cross-sectional area portion 22 formed between one end portion 19a of the partition plate 19 and the inner surface of the pressure release duct 4.
  • one end of the partition plate 19 is set so that the area of the cross-sectional area portion 22 formed by the one end portion 19a of the partition plate 19 and the inner surface of the pressure release duct 4 is equal to or larger than the area of the cable chamber opening 1a.
  • the pressure of the high-temperature high-pressure gas generated in the trapezoidal space formed by the upper surface of the cable chamber 1, the cross-sectional area 22, the inner surface of the pressure-release duct 4, and the partition plate 19 is reduced. Can be further simplified.
  • Embodiment 8 of this application can be applied to each embodiment mentioned above, and there exists the same effect.
  • This application is suitable for downsizing the apparatus or realizing a highly reliable gas insulated switchgear.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Gas-Insulated Switchgears (AREA)
  • Patch Boards (AREA)

Abstract

La présente invention concerne un appareil de commutation à isolation gazeuse équipé : d'une chambre de câble (1) ayant une section d'ouverture de chambre de câble (1a) dans sa partie supérieure ; d'un réservoir (2) qui est disposé au-dessus de la chambre de câble (1) et qui a une section d'ouverture de réservoir (2a) dans sa surface arrière ; d'une chambre de barre omnibus (3) qui est disposée au-dessus du réservoir (2) et qui a une section d'ouverture de chambre de barre omnibus (3a) dans sa surface arrière ; et d'un conduit de libération de pression (4) qui est disposé au-dessus de la chambre de câble (1) et derrière le réservoir (2) et la chambre de barre omnibus (3) et qui a une section d'ouverture de conduit (4a) dans sa partie supérieure. L'appareil de commutation à isolation gazeuse comprend : une plaque de libération de pression de chambre de câble (5) qui ferme la section d'ouverture de chambre de câble (1a) de la chambre de câble (1) ; une plaque de libération de pression de réservoir (6) qui ferme la section d'ouverture de réservoir (2a) du réservoir (2) ; une plaque de libération de pression de chambre de barre omnibus (7) qui ferme la section d'ouverture de chambre de barre omnibus (3a) de la chambre de barre omnibus (3) ; et une plaque de libération de pression de conduit (8) qui ferme la section d'ouverture de conduit (4a) constituant une partie de libération de pression de conduit pour libérer la pression du conduit de libération de pression (4).
PCT/JP2018/019996 2018-05-24 2018-05-24 Appareil de commutation à isolation gazeuse WO2019224974A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201880093230.3A CN112154581B (zh) 2018-05-24 2018-05-24 气体绝缘开闭装置
JP2018554515A JP6462972B1 (ja) 2018-05-24 2018-05-24 ガス絶縁開閉装置
PCT/JP2018/019996 WO2019224974A1 (fr) 2018-05-24 2018-05-24 Appareil de commutation à isolation gazeuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2018/019996 WO2019224974A1 (fr) 2018-05-24 2018-05-24 Appareil de commutation à isolation gazeuse

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210305789A1 (en) * 2018-12-19 2021-09-30 Abb Schweiz Ag Three phase switchgear or control gear
US20210313781A1 (en) * 2018-12-19 2021-10-07 Abb Schweiz Ag Three phase switchgear using single phase equipment in single casing

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS632980A (ja) * 1986-06-20 1988-01-07 Asahi Chem Ind Co Ltd １−クロル−５−イソキノリンスルホン酸
US5574624A (en) * 1995-10-03 1996-11-12 Abb Power T&D Company Inc. Ventilation system for arc-resistant switchgear enclosure
JP2007221878A (ja) * 2006-02-15 2007-08-30 Mitsubishi Electric Corp スイッチギヤ
WO2017094449A1 (fr) * 2015-12-02 2017-06-08 三菱電機株式会社 Appareillage de connexion à isolation gazeuse

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01109206U (fr) * 1988-01-12 1989-07-24
ES2399949T3 (es) * 2009-10-13 2013-04-04 Abb Technology Ag Aparellaje de conmutación aislado por gas
CN201868774U (zh) * 2010-11-18 2011-06-15 华仪电气股份有限公司 自复位翻板式泄压装置
KR20120131266A (ko) * 2011-05-25 2012-12-05 현대중공업 주식회사 가스절연 개폐장치의 방압변 커버
DE102012210279B3 (de) * 2012-06-19 2013-09-05 Siemens Aktiengesellschaft Verschlussvorrichtung für eine Schaltanlage
CN203193169U (zh) * 2013-03-29 2013-09-11 刘凯平 一种双母线开关柜
CN104283132B (zh) * 2013-07-02 2016-12-07 艾默生网络能源有限公司 一种防爆电气柜
CN205489240U (zh) * 2016-02-29 2016-08-17 国网山东省电力公司莒南县供电公司 设有新型泄压装置的中置柜
CN205565499U (zh) * 2016-03-22 2016-09-07 广州白云电器设备股份有限公司 一种气体绝缘高压成套开关设备
CN109314373B (zh) * 2016-06-21 2020-06-26 三菱电机株式会社 开关装置
CN206180467U (zh) * 2016-11-10 2017-05-17 福建中网电气有限公司 一种金属封闭开关设备和控制设备压力释放装置
CN107086484B (zh) * 2017-04-14 2019-03-19 天津平高智能电气有限公司 开关柜及其泄压结构

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS632980A (ja) * 1986-06-20 1988-01-07 Asahi Chem Ind Co Ltd １−クロル−５−イソキノリンスルホン酸
US5574624A (en) * 1995-10-03 1996-11-12 Abb Power T&D Company Inc. Ventilation system for arc-resistant switchgear enclosure
JP2007221878A (ja) * 2006-02-15 2007-08-30 Mitsubishi Electric Corp スイッチギヤ
WO2017094449A1 (fr) * 2015-12-02 2017-06-08 三菱電機株式会社 Appareillage de connexion à isolation gazeuse

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210305789A1 (en) * 2018-12-19 2021-09-30 Abb Schweiz Ag Three phase switchgear or control gear
US20210313781A1 (en) * 2018-12-19 2021-10-07 Abb Schweiz Ag Three phase switchgear using single phase equipment in single casing
US11637414B2 (en) * 2018-12-19 2023-04-25 Abb Schweiz Ag Three phase switchgear using single phase equipment in single casing
US11670919B2 (en) * 2018-12-19 2023-06-06 Abb Schweiz Ag Three phase switchgear or control gear

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