EP3698389A1 - Hochspannungsleistungsschalter und verfahren zum elektromagnetischen abschirmen einer vakuumschaltröhre in einem isolator - Google Patents
Hochspannungsleistungsschalter und verfahren zum elektromagnetischen abschirmen einer vakuumschaltröhre in einem isolatorInfo
- Publication number
- EP3698389A1 EP3698389A1 EP18810906.0A EP18810906A EP3698389A1 EP 3698389 A1 EP3698389 A1 EP 3698389A1 EP 18810906 A EP18810906 A EP 18810906A EP 3698389 A1 EP3698389 A1 EP 3698389A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- circuit breaker
- voltage circuit
- insulator
- vacuum interrupter
- shielding
- 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.)
- Pending
Links
- 239000012212 insulator Substances 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 10
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 239000004071 soot Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 description 12
- 230000007704 transition Effects 0.000 description 9
- 239000007789 gas Substances 0.000 description 7
- 230000005672 electromagnetic field Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000306 component Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 241000530268 Lycaena heteronea Species 0.000 description 1
- 101100033674 Mus musculus Ren2 gene Proteins 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
-
- 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
- H01H33/24—Means for preventing discharge to non-current-carrying parts, e.g. using corona ring
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
- H01H2033/6623—Details relating to the encasing or the outside layers of the vacuum switch housings
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
- H01H2033/66276—Details relating to the mounting of screens in vacuum switches
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
- H01H2033/66284—Details relating to the electrical field properties of screens in vacuum switches
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
- H01H2033/66292—Details relating to the use of multiple screens in vacuum switches
Definitions
- the invention relates to a high voltage circuit breaker and a method for electromagnetic shielding least one vacuum interrupter in an insulator of a high voltage circuit breaker.
- the Hochwoods orientalsschal ter comprises at least one vacuum interrupter, which is arranged in egg nem insulator and which has at least one shielding ring from.
- High voltage circuit breakers are designed to switch voltages in the range of up to 1200 kV voltage and in the range of up to several thousand amperes of current.
- switching gases such as B. SF 6 is used, which are harmful to the environment and / or contain toxic components.
- Switch with alternative switching gases such. B. Clean Air, ie dryers ner, purified air, men in the same design and at the same maximum switching voltages or to be switched Strö larger perform in the dimensions to ensure safe electrical insulation between the electrically conductive com ponents, which the Costs increased.
- the use of vacuum interrupters in high-voltage circuit scarf tern, in conjunction with clean air as insulating, is an alternative to z.
- the vacuum interrupters are arranged in an outer insulator, which z. B. column-shaped, with circular circulating the ribs is formed on the outer periphery to the electrical cal insulation along the outer surface in the direction to increase the longitudinal axis.
- the insulator is one or more parts, in particular hollow cylindrical, and z. As ceramic, silicone and / or a composite material.
- the insulator is arranged upright in the operation of the high-voltage circuit scarf age, z. B. on a support frame or on a support with foundation.
- One or more vacuum switching tubes are z. B. along the longitudinal axis of the Isola sector in particular arranged coaxially with the longitudinal axis of the insulator and fixed mechanically fixed in the insulator.
- the high-voltage circuit breaker can comprise more than one vacuum switching tube connected in series and / or in parallel, which is further assumed in the future for the sake of simplicity of a Vakuumschaltröh re.
- the vacuum interrupter is mechanically stable and electrically conductively arranged and connected between at least two äuße Ren electrical connections inside the insulator, wherein the electrical connections z. B. in the form of connecting lugs for connecting high voltage power lines, generators and / or power consumers are formed.
- the construction of a vacuum interrupter for high-voltage circuit breaker is z. B. from EP 0 102 317 A2.
- the vacuum interrupter comprises a housing in the form of a circular, straight Zylin DERS, which is evacuated inside.
- the housing is made up of two identical, straight cylindrical halves made of ceramic or ceramic parts, which are joined together via a Metallzylin or via a metal part with transition pieces in the te with the housing.
- the transition pieces are designed in the housing as shielding electrodes or shielding.
- the vacuum interrupter comprises at least one electrical contact with a fixed and a movable contact piece for switching.
- a plurality of movable con tact pieces of the at least one electrical contact to be summarized, with or without a fixed contact piece.
- the contacts are plate-shaped in the vacuum interrupter and enclosed by vacuum.
- the contact pieces are bolt-shaped and each electrically connected to an external electrical connection z. B. connected in the form of an on-circuit flag of the high-voltage circuit breaker.
- the movable contact piece is guided by a bellows vacuum tight in the vacuum interrupter and gela siege.
- the vacuum interrupter is designed to be long enough to ensure sufficient space inside.
- the GE straight cylindrical halves made of ceramic or ceramic parts of the housing of the vacuum interrupter are constructed of several parts, which are about metal parts with transition pieces to sammenge Stahl. The transition pieces are each in the hous se as shielding electrodes or shielding executed. A United bind of ceramic parts of the housing via metal parts, wel che. B. of copper and / or steel, z. B. by soldering.
- Electromagnetic fields around the contact pieces are screened bring in the vacuum interrupter through the shield electrodes.
- the metal parts are formed with transition pieces each as a circle round ring, and serve as a shield for electromagnetic fields.
- the annular shields along the outer periphery of the vacuum interrupter are in egg ner plane perpendicular to a longitudinal axis of the vacuum interrupter arranged, and have in a section along the L Lucassach se two circular cross sections.
- the outer circumference of the vacuum interrupter is determined by the outer To catch the shielding rings of the vacuum interrupter.
- the distance d of the shielding rings of the vacuum interrupter from the inner wall of the insulator in conjunction with the ring diameter of the shielding rings determines the circumference of the insulator of the high-voltage circuit breaker.
- Object of the present invention is to provide a high voltage voltage circuit breaker and a method for electromagnetic shielding rule specify at least one vacuum interrupter in an insulator of a high voltage circuit breaker, which made over the prior art reduced To catch the insulator of the high voltage circuit breaker union enable lower production costs and a lower Allow material costs for the insulator.
- a high-voltage circuit breaker with the features according to patent claim 1 and / or by a method for electromagnetic shielding at least one vacuum interrupter in an isolator of a high-voltage circuit breaker, in particular a high-voltage circuit breaker described above, according to claim 11.
- Advantageous embodiments of the high-voltage circuit breaker according to the invention and / or the method according to the invention for the electromagnetic ablation Shielding at least one vacuum interrupter in an insulator of a high-voltage circuit breaker, in particular a high-voltage circuit breaker described above, are specified in the subclaims.
- objects of the main claims with each other and with features of at under entitlements and features of the claims among themselves com bins.
- An inventive high-voltage circuit breaker comprises at least one vacuum interrupter, which is arranged in an insulator and comprises at least one shielding ring.
- the at least one shielding ring has in a sectional plane along a rotation axis of the shielding ring two cross-sections deviating from a circular cross-section.
- the axis perpendicular to the plane of the ring is designated by the center point of the circular ring.
- the at least one shielding ring may have two elliptical, and / or oval, rennbahnar term cross-sections and / or rectangular cross-sections with render rounded corners in the sectional plane of the axis of rotation.
- Such cross-sections have the same shielding a smaller diameter in egg ner direction than circular cross sections with the advantages described above.
- the at least one vacuum interrupter can be formed Vietnamesezylinderför mig and the insulator can be hollow cylindrical be formed, with a circular base, wherein the at least one vacuum interrupter can be arranged coaxially in the insulator.
- the axis of rotation of the at least one shielding ring may be coaxial with the longitudinal axis of the at least one vacuum interrupter.
- shielding rings of the vacuum interrupter along the circumference have the same everywhere, in particular minimum distance to the inner wall of the insulator.
- the insulator may be formed with a minimum circumference, with the advantages described above.
- the at least one shielding ring may be arranged circumferentially around the outer circumference of the at least one vacuum interrupter, in particular mechanically stably connected to the at least one vacuum interrupter.
- the cross sections of the at least one shield ring can be flattened To in the sectional plane of the axis of rotation of the at least one screen ring in the direction of at least one Vakuumschaltröh and / or in the direction of the inner wall of the insulator.
- Such cross-sections have a smaller diameter in the direction of the vacuum switch-off tube and / or the inner wall of the insulator than circular cross-sections, with the advantages described above.
- Two, four or at least six shielding rings may be included.
- a good electromagnetic shielding the vacuum interrupter can be achieved in particular to the outside.
- the at least one shielding ring can be mechanically and / or electrically connected to at least one shielding electrode in the interior of the at least one vacuum interrupter. Since by a good electromagnetic shielding of Vaku umschaltrschreibe, in particular to the outside, can be achieved, and the shielding in the interior of the at least one Va- kuumschaltrschreibe and the at least one shielding ring can be fixed mechanically stable.
- the at least one shielding ring may be made of a conductive material, in particular a metal, in particular copper and / or steel, or a conductive plastic, or
- Plastic with conductive particles in particular silicone with soot particles, be formed. Copper and steel have a good electrical conductivity and allow a good shielding effect or damping of electromagnetic fields at a given shape. The same applies to conductive
- Plastics, and / or plastics with conductive Parti angles such.
- induced currents in the shield and / or a influence of the influence Be field line of an electromagnetic field can provide a good shielding effect.
- the at least one shielding ring can have a minimum
- a method for the electromagnetic shielding of at least one vacuum interrupter in an insulator of a high-voltage circuit breaker comprises an electromagnetic shielding of the at least one vacuum interrupter by at least one shielding ring two cross sections in the sectional plane of the axis of rotation be adjacent to the at least one vacuum interrupter and / or be adjacent flattened to the insulator, compared with the cross section in the direction parallel to the axis of rotation.
- FIGS. 1 to 4 Exemplary embodiments of the invention are shown schematically in FIGS. 1 to 4 and described in more detail below.
- Figure 1 is a schematic sectional view of an inventive Shen high voltage circuit breaker 1 from a Be te considered, with shielding rings 4 of the vacuum interrupter 2 with a circular cross-section deviating cross-sections 6, and
- FIG. 1 is a schematic sectional view of a detail of a high-voltage circuit breaker 1 according to the invention viewed from one side.
- the high-voltage circuit breaker 1 comprises a vacuum interrupter 2, which is arranged in an insulator 3.
- the insulator 3 is z. B. filled with clean air as insulating gas and the Vakuumschaltröh re 2 is arranged coaxially with the longitudinal axis 5 of the longitudinal axis 5 of the insulator 3, spaced from the insulator 3.
- the mini male distance d between vacuum tube 2 and inner wall 7 of the insulator is z. In the range of millimeters or centimeters.
- the high-voltage circuit breaker 1 is analog high-voltage circuit breakers constructed which nominal and Lichtbo genpronouncede include and z. B. are filled with SF 6 , only that instead of nominal and arcing contact pieces a vacuum interrupter 2 is included, and as an insulating gas z. B. Clean Air is used.
- the insulator 3 is z. B. ceramic, Sili kon, and / or an electrically insulating composite material.
- the insulator 3 is columnar, circular cylindrical, hollow, with annular ribs along the outer circumference, with the advantages described above.
- the base and top surfaces of the columnar insulator 3 are airtight ver closed and each provided with electrical external terminals of the high voltage circuit breaker 1, which is the sake of simplicity not shown in the figures.
- the vacuum interrupter 2 is in the area of the base and deck surface, in particular on brackets, mechanically fixed in the insulator 3 spatially and electrically connected to the outer terminals of the high voltage circuit breaker 1, which is the sake of simplicity in the figures also not shown.
- a drive for. As a spring-loaded drive, via elements of a kinematic chain, z. As gear, trigger, and / or a shift rod, an electrical switching of the vacuum interrupter 2 drive, in particular by movement a movable contact piece in the vacuum interrupter 2 to a fixed contact piece and / or away.
- the high voltage voltage circuit breaker 1 can be as multi-pole switch, in particular as a three-pole switch with three Vakuumschaltröh ren 2, each arranged in an insulator 3, be formed.
- a plurality of vacuum switching tubes 2 in series and / or connected in parallel be arranged in an insulator 3 or in different insulators 3.
- An arrangement may be made with upright on one or more ren carriers upstanding insulator columns, and / or in T-beam form, wherein on each side of the T-shape, an insulator 3 is arranged as an arm of the T-shape.
- the vacuum interrupter 2 comprises a casing in the form of a circular straight cylinder which is evacuated inside.
- the housing is constructed of in particular the same, straight cylindrical ceramic parts, which are joined together via metal parts with transition pieces.
- the transition pieces are executed in the housing as Schirmelektro the or shielding, and mechanically firmly connected to the ceramic parts, in particular by soldering.
- the Turkgangssstü bridges on a ring shape, which serve as shielding 4.
- In the central region of the vacuum interrupter 2 in which are located in the interior of the vacuum interrupter 2 in particular dish-shaped ends of the contact pieces, between two shielding rings 4 instead of a ceramic part z.
- the shielding rings 4 are each arranged in a plane perpendicular to the longitudinal axis 5 of the vacuum interrupter 2 on the outer circumference of the vacuum interrupter 2, along the longitudinal axis 5 of the vacuum interrupter 2 spaced from each other.
- the distance be nachbarter shielding 4 may be in the range of centimeters to meters, in particular with shielding 4 re regularly arranged along the longitudinal axis 5 of the vacuum interrupter 2 to.
- FIG. 1 shows in a dashed outline Rich a section through a shield 4 shown on one side. The cut takes place in a plane in which the longitudinal axis 5 of the vacuum interrupter or the Rotationsach se 5 of the shield 4 is located.
- the cross section 6 of the shield ring 4 has no circular or circular shape, but is parallel to the inner wall 7 of the insulator 3 and parallel to the cylinder-shaped periphery of the vacuum interrupter 2 flattened, ie has a lower to no curvature in the direction réellewan training 7 of the insulator 3 and in the direction of cylindrical To catch the vacuum interrupter 2. In the direction is neighboured to call.
- the section through the shielding ring 4 as shown in dashed rimmed region of Figure 1 Darge, shown enlarged.
- the shielding ring 4 in the sectional plane of the axis of rotation 5 and the Leksach se the vacuum interrupter 2 and / or the insulator 3 a el liptician form.
- the shield 4 in the sectional plane of the rotation axis 5 an oval, rennbahnar term form.
- the shield 4 in the sectional plane of the rotation axis 5 has a rectangular shape, with rounded corners. Due to the shape of the shielding 4 optimal or good shielding of electromagnetic fields is achieved, with minimal diameter in the direction perpendicular to the right axis 5.
- the transition pieces may be molded as part of the shielding rings 4 as an extra part, e.g. B. pressed, soldered, welded, and / or glued.
- the transition pieces may be made depending Weil with a shield 4 of a part, in particular of a metal sheet, for. B. copper and / or steel sheet.
- the shields 4 may have the ge in the figures showed forms, or other flattened on the outer and inner circumference of the ring forms, for. B. on average on each side of each hexagonal or polygonal shape with rounded corners.
- the distance between the shielding rings 4 from each other can be regular, in particular with each other parallel to each other arranged shielding rings 4.
- a Metallzylin be arranged instead of ceramic cylinders, from the shield rings 4 can be formed or fixed in particular directly to the metal cylinder, and in this area the distance of the shielding 4 from the distance of the Ableringe in the range of interconnected Ceramic cylinders deviates.
- the shielding rings 4 can also be arranged with irregular spacing from each other, in particular along the length of a zy linderförmigen vacuum interrupter 2.
- the vacuum switch-off tube 2 and / or the shielding rings 4 may include a circular area, ie the base and top surfaces of the vacuum interrupter 2 are circular.
- the vacuum interrupter 2 and / or the shielding rings 4 another surface, for. B. include an elliptical surface.
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017222941.1A DE102017222941A1 (de) | 2017-12-15 | 2017-12-15 | Hochspannungsleistungsschalter und Verfahren zum elektromagnetischen Abschirmen einer Vakuumschaltröhre in einem Isolator |
PCT/EP2018/081301 WO2019115128A1 (de) | 2017-12-15 | 2018-11-15 | Hochspannungsleistungsschalter und verfahren zum elektromagnetischen abschirmen einer vakuumschaltröhre in einem isolator |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3698389A1 true EP3698389A1 (de) | 2020-08-26 |
Family
ID=64500332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18810906.0A Pending EP3698389A1 (de) | 2017-12-15 | 2018-11-15 | Hochspannungsleistungsschalter und verfahren zum elektromagnetischen abschirmen einer vakuumschaltröhre in einem isolator |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3698389A1 (de) |
CN (1) | CN111480212B (de) |
DE (1) | DE102017222941A1 (de) |
WO (1) | WO2019115128A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3955266A1 (de) * | 2020-08-12 | 2022-02-16 | Hitachi Energy Switzerland AG | Wandbuchse |
DE102020212385A1 (de) * | 2020-09-30 | 2022-03-31 | Siemens Energy Global GmbH & Co. KG | Hochspannungsgerät und Verfahren zur Erhöhung der dielektrischen Festigkeit in dem Hochspannungsgerät |
DE102022201174A1 (de) * | 2022-02-04 | 2023-08-10 | Siemens Energy Global GmbH & Co. KG | Steuerbare Vakuumschaltröhre und Anordnung sowie Verfahren zum Absteuern von Vakuumschaltröhren |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
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GB1005123A (en) * | 1963-05-15 | 1965-09-22 | Ass Elect Ind | Improvements relating to vacuum switches |
GB1126053A (en) * | 1966-06-07 | 1968-09-05 | Reyrolle A & Co Ltd | Improvements relating to vacuum switches |
DE3232708A1 (de) | 1982-08-31 | 1984-03-01 | Siemens AG, 1000 Berlin und 8000 München | Vakuumschaltroehre mit schraubenlinienfoermiger strombahn |
JPH0652645B2 (ja) * | 1984-02-28 | 1994-07-06 | 株式会社東芝 | 真空バルブ |
JPS62252024A (ja) * | 1986-04-25 | 1987-11-02 | 株式会社明電舎 | 真空インタラプタ |
JPH0364817A (ja) * | 1989-08-01 | 1991-03-20 | Mitsubishi Electric Corp | 高電圧真空絶縁容器 |
CN2410727Y (zh) * | 2000-01-28 | 2000-12-13 | 福州第一开关厂 | 户外高压真空断路器 |
JP2001312948A (ja) * | 2000-04-28 | 2001-11-09 | Toshiba Corp | 開閉装置 |
JP2003031090A (ja) * | 2001-05-10 | 2003-01-31 | Mitsubishi Electric Corp | 真空バルブ |
DE10308573A1 (de) * | 2003-02-21 | 2004-09-09 | Siemens Ag | Elektrischer Schalter für Hoch- oder Mittelspannung |
JP2006172848A (ja) * | 2004-12-15 | 2006-06-29 | Toshiba Corp | 電圧分担素子装着真空バルブ |
CN101410922A (zh) * | 2006-03-27 | 2009-04-15 | 三菱电机株式会社 | 开关设备及其制造方法 |
BRPI0807545A2 (pt) * | 2007-05-02 | 2014-06-17 | Bosch Gmbh Robert | Motor de combustão interna com proteção de vedação para uma válvula de injeção de combustível |
DE102007022875B4 (de) * | 2007-05-14 | 2009-04-09 | Siemens Ag | Gehäuse für eine Vakuumschaltröhre und Vakuumschaltröhre |
JP4729600B2 (ja) * | 2008-06-30 | 2011-07-20 | 株式会社日立製作所 | 真空スイッチギヤ |
DE102009007474B4 (de) * | 2009-01-30 | 2011-04-28 | Siemens Aktiengesellschaft | Vakuumschaltröhre |
JP5239913B2 (ja) * | 2009-01-30 | 2013-07-17 | 三菱電機株式会社 | タンク型真空遮断器 |
US20100314357A1 (en) * | 2009-06-12 | 2010-12-16 | Hitachi, Ltd. | Resin-molded vacuum valve |
JP5367513B2 (ja) * | 2009-09-09 | 2013-12-11 | 株式会社東芝 | モールド真空バルブ |
DE102010043984B4 (de) * | 2010-11-16 | 2022-01-20 | Siemens Energy Global GmbH & Co. KG | Vakuumschaltröhre mit einem Röhrenkörper |
JP5641944B2 (ja) * | 2011-01-13 | 2014-12-17 | 三菱電機株式会社 | 真空バルブ |
CN202110999U (zh) * | 2011-05-30 | 2012-01-11 | 山东鲁亿通智能电气股份有限公司 | 一种在线监测智能开关柜真空开关灭弧室真空度的装置 |
EP2645378B1 (de) * | 2012-03-26 | 2014-10-08 | ABB Technology AG | Elektrische Vorrichtung mit Isolatoren |
JP6122577B2 (ja) * | 2012-04-12 | 2017-04-26 | 株式会社東芝 | タンク型真空遮断器 |
WO2014080655A1 (ja) * | 2012-11-21 | 2014-05-30 | 三菱電機株式会社 | 開閉機器 |
CN104282482B (zh) * | 2014-10-30 | 2016-05-04 | 南车株洲电力机车有限公司 | 一种户外直立式真空断路器 |
CN106128850A (zh) * | 2016-08-24 | 2016-11-16 | 厦门普力维电气科技有限公司 | 一种户外高压固封极柱或重合器 |
CN206194633U (zh) * | 2016-08-31 | 2017-05-24 | 朋友电力科技有限公司 | 柱上断路器 |
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-
2017
- 2017-12-15 DE DE102017222941.1A patent/DE102017222941A1/de not_active Ceased
-
2018
- 2018-11-15 EP EP18810906.0A patent/EP3698389A1/de active Pending
- 2018-11-15 CN CN201880080426.9A patent/CN111480212B/zh active Active
- 2018-11-15 WO PCT/EP2018/081301 patent/WO2019115128A1/de unknown
Also Published As
Publication number | Publication date |
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CN111480212A (zh) | 2020-07-31 |
DE102017222941A1 (de) | 2019-06-19 |
WO2019115128A1 (de) | 2019-06-20 |
CN111480212B (zh) | 2022-11-04 |
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