WO2018192751A1 - Anordnung und verfahren zum parallelen schalten hoher ströme in der hochspannungstechnik - Google Patents
Anordnung und verfahren zum parallelen schalten hoher ströme in der hochspannungstechnik Download PDFInfo
- Publication number
- WO2018192751A1 WO2018192751A1 PCT/EP2018/057699 EP2018057699W WO2018192751A1 WO 2018192751 A1 WO2018192751 A1 WO 2018192751A1 EP 2018057699 W EP2018057699 W EP 2018057699W WO 2018192751 A1 WO2018192751 A1 WO 2018192751A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rated current
- contact
- arrangement
- contacts
- switching
- Prior art date
Links
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
- H01H33/02—Details
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
-
- 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
- H01H33/008—Pedestal mounted switch gear combinations
-
- 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
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
- H01H33/14—Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc
-
- 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
- H01H33/42—Driving mechanisms
-
- 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
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
- H01H33/74—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber wherein the break is in gas
-
- 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
- H01H33/59—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle
- H01H33/596—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle for interrupting dc
Definitions
- the invention relates to an arrangement and a method for switching high currents in the high voltage technology for a pole, with at least a first and at least one second contact.
- a contact has at least two contact pieces to which communicate with each other in the closed switching state in electrical ⁇ schem and / or mechanical contact.
- a high-voltage circuit breaker comprises two contacts, a first and a second contact, each with two contact pieces.
- the first contact is arranged as the main switching point in an insulating housing.
- the second contact is connected as an auxiliary switching point in series with a resistor and with the resistor together in an insulating ⁇ arranged.
- the resistor is used as an on-resistance during switching. If both contacts are opened, first the second contact with resistance, ie the Hilfsschaltstel ⁇ le closed while the first contact, ie the main switching point is open. About the resistance is the
- the auxiliary switching point When closing the main switching point, the auxiliary switching point is bridged and the current flows essentially through the main switching point, which is designed as a rated current contact
- Indiana current contact means further that the con ⁇ tact is designed to carry large currents.
- the Be ⁇ limitation of the current intensity through the auxiliary switching point, with Hil ⁇ fe of the resistor in series with the auxiliary switching point, allows the interpretation of the auxiliary switching point for low currents. As a result, smaller diameters of the contact pieces of the auxiliary switching point and thus lower masses can be used. to which more easily accelerated and faster ge can be switched ⁇ thus, compared with rated current contacts.
- Analog high-voltage circuit breakers with arc and rated contacts takes place in the on state, a current flow substantially via the rated current contact, and the auxiliary switching point connected in series with the resistor, serves to reduce arcing during the switching process.
- a switching of the first contact, ie the rated current contact always takes place when the second contact is closed, ie when the auxiliary switching point is closed.
- the maximum current flow across the high current switching arrangements, and thus the breaking capacity of the high voltage circuit breaker, is essentially determined by the rated current contact.
- the second contact When turned on, the second contact is with resistance, i. H. the auxiliary switching point, by the first contact, d. H. the rated current contact, bypassed.
- An increase in the maximum current flow and the maximum switching voltage of the high-voltage circuit breaker, are essentially limited by the design possibilities for the rated current contact.
- the object of the present invention is to specify an arrangement and a method for switching high currents in high-voltage engineering.
- it is an object to simply and inexpensively increase the maximum current flow and / or the maximum voltage to be switched in relation to arrangements for switching, which are known from the prior art.
- the stated object is achieved by a Anord ⁇ tion for switching high currents in the high voltage technology for a pole with the features of claim 1, an arrangement for switching with the features according to claim 12, and / or by a method for switching DC and / or alternating current in the high-voltage technology, in particular using the arrangement described above, according to claim 13.
- An arrangement according to the invention for switching high currents in the high-voltage technology for a pole comprises at least a first and at least one second contact, wherein a contact has at least two contact pieces.
- the contact ⁇ pieces of a contact are in the closed switching state in electrical and / or mechanical contact with each other.
- the at least one first and the at least one second Kon ⁇ clock are each rated current contacts, which are connected in parallel zueinan ⁇ .
- Rated current contacts means that the contacts are trained det as contacts with high current carrying capacity, in particular for short-circuit currents in the range RESIZE ⁇ SSER 1 to 100 kA, with switching voltages up to 1200 kV.
- the formation of the parallel connected, at least two contacts as rated current contacts allows an increase of the maximum possible current over known arrangements for switching from the prior art, in which only one rated current contact is used per pole and in which Lichtbo ⁇ gen- or auxiliary switching points are used , which are connected in series with a resistor, and which have only a lower current carrying capacity.
- the inventive arrangement is ⁇ forms.
- the rated current contact pieces can be switched with a switching sequence that includes an opened second rated current contact when switching the first rated current contact. This allows a simple execution of the at least one second rated current contact without tuyere to extinguish
- Arcs and / or without arcing contacts Arcs and / or without arcing contacts.
- the arrangement for switching can thereby be simple and inexpensive, and allows switching with little effort and high switching speeds.
- At least one first contact and at least one second Kon ⁇ clock may be arranged in a common housing.
- a common housing saves costs, weight and leads to a compact design.
- the housing may comprise an insulator, in particular an externally ribbed insulator made of silicone and / or ceramic and / or composite material. Ribbed insulators have ei ⁇ ne high leakage current path on the outside and lead to a good electrical insulation. Silicone and ceramic are inexpensive, easy to manufacture, and have good electrical insulator properties.
- the assembly may be T-shaped and include a common driven elekt ⁇ insulating insulator column, in particular with egg ner shift rod movably disposed within the insulator column and / or kinematically connected in particular with a common drive.
- the T-shaped arrangement two substantially perpendicular to the column support in opposite directions, in particular tubular Isolato ⁇ Ren include.
- the insulators may be arranged with the respective longitudinal axis substantially on a common axis and each insulator may each comprise at least two rated current contacts. This results in at least two pairs of parallel-connected rated current contacts, wherein the two pairs can be connected in series one behind the other. The parallel connection of rated current contacts increases the
- the rated current contacts can be ki ⁇ nematically coupled to each other via at least one gear, for the conversion and transmission of the switching movement, with a switching of the respective second rated current contact with the associated first open rated current contact.
- the transmission may be a Einschaltbe ⁇ movement, provided by a common drive, transmitted to the at least one first rated current contact, in particular time delayed on the at least one second rated current contact or temporally at the same time on all nominal ⁇ current contacts.
- a transmission allows defined switching sequences to be transmitted in a defined manner, with the advantages described above, when using only one common drive, thereby enabling a simple, cost-effective design of the arrangement. It is also possible to use a main and auxiliary transmission, in particular in each case net between two series-connected rated current contacts, for the transmission of a switching movement with or without delay on parallel-connected nominal current contact pairs. As a result, a compact, simple and inexpensive arrangement for switching is possible.
- the arrangement can be designed for switching direct and / or alternating voltages, in particular up to 1200 kV.
- At least one, in particular all rated current contacts may be assigned at least one arcing contact, and / or at least one, in particular all nominal current contacts may be assigned at least one tuyere. So all con ⁇ tacts to a blast nozzle and / or an arcing contact sen aufwei-, whereby a very high power to be switched or very high to be switched currents and / or voltages can be achieved delete resulting with the possibility arcs at each contact.
- a pair of rated current contacts may also be assigned a blowing nozzle and / or an arcing contact, and another pair may be formed on rated current contacts without an associated blowing nozzle and / or without an associated arcing contact.
- Four rated current contacts may be included in the arrangement for switching, with two first rated current contacts, which comprise a tuyere at the respective rated current contact, and two second rated current contacts, which are formed without a tuyere.
- the rated current contacts can each consist of two contact pieces, in particular two hollow cylindrical contact pieces with a diameter of 50 to 200 mm, in particular 80 to 150 mm.
- the contact pieces may consist of a highly conductive metal, in particular copper, aluminum or steel.
- the contact surfaces of the contacts may be silvered and / or include carbon. This can be low loss, ie with low resistance across contacts when the device is on, high current flowing across the device. A high current carrying capacity with a simple, inexpensive construction of the arrangement is ensured.
- the arrangement can be comprised of a three-pole switchgear, in particular with a previously described arrangement per pole.
- the three-pole switchgear can per pole to a ⁇ have before-described arrangement, with the previously described per pole advantages.
- An inventive method for switching DC and / or AC current in the high voltage technology in particular using an arrangement as described above comprising that at least two parallel-connected current rating ⁇ contacts are connected in a common housing.
- At least one first rated current contact can be switched on before at least one second rated current contact. At least one first rated current contact can be switched off after at least one second rated current contact.
- At least one first rated current contact may be switched on simultaneously with at least one second rated current contact and / or at least one first rated current contact may be switched off simultaneously with at least one second rated current contact.
- Two first rated current contacts can be switched in particular simultaneously be turned off, in particular at the same time prior to or simultaneously with the Power On ⁇ th of two second rated current contacts, and / or the first two rated current contacts can, after or simultaneously with the off ⁇ switch of the two second rated current contacts, in particular depending - Weil with a first and a second rated current contact in a common housing.
- the current flow can only take place via rated current contacts.
- FIG. 1 is a schematic sectional view of a device 1 according to the invention for switching high currents in high-voltage engineering.
- the arrangement in Figure 1 is designed for switching to a pole, at z. B. three-pole design in particular three juxtaposed inventive arrangements 1 are used.
- the sectional plane of Figure 1 through the arrangement 1 extends along the height of the arrangement 1 and perpendicular to connecting lines, which For simplicity's sake not shown in the figures.
- the arrangement 1 is mounted on a support frame 5, z. B. in the form of a vertical T or double T-shaped steel beam arranged.
- a deflection gear 7 is fastened with a particular laterally mounted drive 6 befes ⁇ .
- the drive 6 can, for. B. be designed in the form of an engine and / or a spring-loaded drive.
- the drive energy or drive movement during switching is provided by the drive 6 and transmitted via a kinematic chain 13 to switch contacts.
- the kinematic chain 13 comprises in particular the deflection gear 7, a shift rod 11 and a gear head 8.
- the shift rod 11 is inside the longitudinal axis ei ⁇ ner support column 10, in particular in the form of a ribbed Iso ⁇ lator made of ceramic, composite material and / or silicone, ⁇ arranged and movably mounted.
- the support column 10 is arranged on the deflection gear 7, with the longitudinal axis collinear to the longitudinal axis of the support frame 5.
- Support column of the gear head 8 is arranged.
- the inventive arrangement 1 of Figure 1 is shown schematically in a sectional view from one side, which extends perpendicular to the side view of Figure 1 he ⁇ .
- the assembly 1 is T-shaped, are arranged with L briefly ⁇ Lich, in particular ribbed formed insulator housings 4 which respectively fixed on two opposite sides of the insulator column 10 as arms perpendicularly from the insulator column 10 wegpat ⁇ rend, on the gear head 8, ,
- the two insulator housings 4 each comprise in their interior a first rated current contact 2, as shown in FIG. 3, and a second rated current contact 3, as shown in FIGS. 2 and 3, in a common housing. Due to the parallel arrangement of two rated current contacts 2, 3, the total current increases, the maximum on the arrangement 1, without Damage to the arrangement 1, can flow at a time.
- the current carrying capacity of the arrangement 1 is increased.
- the drive 6, when switching the arrangement 1, provides the movement energy necessary for opening or closing the contacts 2, 3, ie for driving the movable contact pieces of the contacts 2, 3.
- the kinetic energy is transmitted via the kinematic chain 13 to the contacts 2, 3.
- the kinetic energy from the drive 6, in particular a spring-loaded drive transmitted via the Umlenkge ⁇ gear 7 on the shift rod 11.
- the kinetic energy is transmitted to the gear head 8 and in particular delivered directly to the first and second rated current contacts 2, 3.
- Auxiliary gear 9, as shown in FIG. 3, may be comprised of the first and second rated current contacts 2, 3 in order, for B.
- the gear head 8 and / or auxiliary gear 9 are designed to control or regulate time differences between the switching of the first rated current contacts 2 and the switching of the second rated current contacts 3.
- the first rated current contacts 2 are closed at power up first, then the second rated current contacts. 3 closed.
- the second rated current contacts 3 are always stand in the open to ⁇ when the first rated current contacts 2 are switched.
- the first rated current contacts 2 are always in the closed state. As a result, a current can flow during the switching of the second rated current contacts 3 via the first nominal current contacts 2 connected in parallel.
- a deletion of arcs at the second rated current contacts 3 must not be done and on Extinguishing equipment, such. As extinguishing nozzles and / or arcing contacts, can be dispensed with for the second rated current contacts 3.
- An arc which occurs when switching high currents, can be deleted at the first rated current contacts 2.
- at the first rated current contacts 2 Löscheraumen such. As extinguishing nozzles and / or arcing contacts, may be provided.
- the structure of the second rated current contacts 3 is simplified in the arrangement 1 described above, whose mass is reduced and thus at high current carrying capacity of the arrangement 1, a lower drive energy during switching necessary, ver ⁇ compared with arrangements known from the prior art.
- the drive and elements of the kinematic chain 13 can be made smaller, which saves costs compared to one
- the first and second rated current contacts 2, 3 are closed simultaneously during switching on and / or disconnected simultaneously when switched off.
- the parallel switching of the first and second rated current contacts 2, 3, the current is reduced over a rated current contact, and thus the effect of arcs ge ⁇ inhibits. This eliminates the need for extinguishing equipment.
- at very high currents to be switched erasure devices can alternatively be used at the rated current contacts 2 and / or 3, in particular at all nominal current contacts. 2
- FIG 3 the arrangement 1 according to the invention of Figure 1 is shown schematically in a sectional view along the rated current contacts 2, 3.
- the rated current contacts 2, 3 are arranged in the insulator housings 4.
- Inmittedsbei ⁇ game of the invention which is shown in the figures, two first rated current contacts 2 are electrically connected in series back connected one behind the other and between two terminals 12 for external conductors.
- Parallel to the two GE ⁇ series connected first rated current contacts 2 two second rated current contacts 3 are electrically tet behind successively connected in series.
- the circuit is shown only schematically.
- Electrical lines in the inventive arrangement 1 may extend 9, in particular electrically insulated within an insulator in ent ⁇ opposite directions, and / or the rated current contacts 2, 3 may be mutually electrically within the insulator housing 4 and gear 8 in the insulator housings 4 and gear 8, 9 connected to each other.
- Insulator housing 4 each two parallel rated current contacts 2, 3, a first and a second rated current contact 2, 3, in particular spatially arranged in parallel.
- Two insulator housing 4, each with two parallel-connected nominal current contacts 2, 3 are arranged in series one behind the other, in particular along a common longitudinal axis.
- the two first rated current contact pieces 2 in different insulator housings 4 are connected in series and the two second rated current contact pieces 3 in different Iso ⁇ latorgekorusen 4 are connected in series.
- a T-shape of the arrangement 1 results, with a mid-perpendicular of the T-shape comprising the support frame 5, the order ⁇ steering gear 7 with laterally mounted drive 6, the support column 10 and the gear head 8.
- the horizontal of the T-shape results the two insulator housings 4, with two rated current contacts 2, 3 per insulator housing 4, wherein an Iso ⁇ latorgephase 4 via the gear head 8 with the other
- Insulator housing 4 is connected.
- the insulator housing 4, which are shown in the embodiment of Fi ⁇ gures are tubular.
- Externa ⁇ ßere surface may be ribbed, which is not shown in the figures for simplicity. The ribs increase the travel along the longitudinal axis of the insulator housing 4 and thus increase the leakage current path between the terminals 12.
- All rated current contacts 2, 3 may have at least one extinguishing nozzle and / or at least one arcing contact. Alternatively, all nominal current contacts 2, 3 without
- Extinguishing nozzle and / or arc contact may be formed. It can also z. B. the first rated current contacts 2 with Löschdü ⁇ se and / or arc contact may be formed, and the two ⁇ th rated current contacts 3 may be formed without extinguishing nozzle and / or light ⁇ bow contact.
- the current-carrying parts of different rated current contacts 2, 3 may be formed with different current line cross-section and / or in the opened state, different nominal current Current contacts 2, 3 have different distances between the contact pieces.
- the rated current contacts 2, 3 can also be constructed identically. A control or regulation of different switching times of the first and second rated current contacts 2, 3 can take place via the gear 8, 9.
- the auxiliary gear 9 can temporally cause a later turn on and an earlier Ausschal ⁇ th the second rated current contacts 3 with respect to the first rated current contacts 2.
- the gear head and / or gear units of the individual rated current contacts or movable contact pieces can cause a later switching on and an earlier switching off of the second rated current contacts 3 with respect to the first rated current contacts 2.
- Switching times of the first and second rated current contacts 2, 3 can be done alternatively or additionally via the position and / or length of the switching path.
- First and / or second rated current contacts 2, 3 may comprise extinguishing devices for extinguishing arcs, and may be identical or different z.
- B. pipe diameters may be formed for contact pieces to realize different current carrying capabilities, and / or may include vacuum tubes as rated current contacts. It may be a common drive 6 and / or a deflection gear 7 and / or a support column 10 and / or a shift rod 11 may be provided, or it may be provided a plurality of drives, for. B. one drive per first rated current contacts and one drive per second rated current contacts with other elements of the kinematic chain. It can also be provided for each rated current contact a drive, especially with independent he ⁇ gen kinematic chains for each rated current contact.
- the housings in particular the insulator housings 4, can be filled with a switching gas or with an insulating gas, in particular SF 6 or dry air.
- the support frame 5 may be in the form of a T or double T-beam. There may also be other supporting frames 5 ver ⁇ applies, in particular steel or aluminum.
- Isolator housing and / or pillars can be tubular, in particular ribbed outside, z. As silicone, composite materials and / or ceramic.
- the insulator housing and / or Stützerciclen may also have other shapes, eg. B. conical or spherical shape.
- the auxiliary transmission 9 can in the transmission head 8 or z. B. be arranged laterally on the gear head 8.
- the auxiliary gear 9 may alternatively also z. B. be arranged above or below the gear head 8.
- the gear ⁇ head 8 can also be formed without auxiliary gear 9, with only one gear.
- the inventive arrangement can be designed for a pole, it can be used for a plurality of poles more than one array, in particular parallel to one another angeord ⁇ net. For switching high currents and / or voltages more than one inventive arrangement can be arranged in particular one behind the other.
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201880025953.XA CN110537236B (zh) | 2017-04-21 | 2018-03-27 | 用于在高压技术中并联地开关切换高电流的装置和方法 |
EP18716931.3A EP3586347B1 (de) | 2017-04-21 | 2018-03-27 | Anordnung und verfahren zum parallelen schalten hoher ströme in der hochspannungstechnik |
BR112019020546-2A BR112019020546B1 (pt) | 2017-04-21 | 2018-03-27 | Arranjo para comutação de altas correntes, e, método para comutar corrente contínua e/ou corrente alternada |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017206746.2 | 2017-04-21 | ||
DE102017206746.2A DE102017206746A1 (de) | 2017-04-21 | 2017-04-21 | Anordnung und Verfahren zum parallelen Schalten hoher Ströme in der Hochspannungstechnik |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2018192751A1 true WO2018192751A1 (de) | 2018-10-25 |
Family
ID=61952643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2018/057699 WO2018192751A1 (de) | 2017-04-21 | 2018-03-27 | Anordnung und verfahren zum parallelen schalten hoher ströme in der hochspannungstechnik |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3586347B1 (de) |
CN (1) | CN110537236B (de) |
BR (1) | BR112019020546B1 (de) |
DE (1) | DE102017206746A1 (de) |
WO (1) | WO2018192751A1 (de) |
Citations (6)
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---|---|---|---|---|
US3566055A (en) * | 1968-11-14 | 1971-02-23 | Porter Co Inc H K | Isolating circuit breaker |
EP0024252A1 (de) | 1979-08-21 | 1981-02-25 | Siemens Aktiengesellschaft | Hochspannungs-Leistungsschalter mit einem Widerstand und einer Hilfsschaltstelle |
EP0050826A2 (de) * | 1980-10-25 | 1982-05-05 | Kabushiki Kaisha Toshiba | Leistungsschalter mit paralleler Widerstandsanordnung |
US5367134A (en) * | 1992-04-16 | 1994-11-22 | Mitsubishi Denki Kabushiki Kaisha | Circuit breaker |
US5889248A (en) * | 1997-09-08 | 1999-03-30 | Abb Power T&D Company Inc. | Operating mechanism for combined interrupter disconnect switch |
DE102013114402A1 (de) * | 2013-12-18 | 2015-06-18 | Eaton Industries Austria Gmbh | Schaltgerät |
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JP2751727B2 (ja) * | 1992-04-14 | 1998-05-18 | 三菱電機株式会社 | 遮断器 |
DE4405206A1 (de) * | 1994-02-18 | 1995-08-24 | Abb Research Ltd | Schaltvorrichtung |
JP3437633B2 (ja) * | 1994-03-31 | 2003-08-18 | 株式会社日立製作所 | 並列抵抗付き遮断器 |
JP3259587B2 (ja) * | 1995-04-20 | 2002-02-25 | 株式会社日立製作所 | 断路器 |
CN2418580Y (zh) * | 1999-07-20 | 2001-02-07 | 李文恒 | 电阻分级降电流开关 |
JP3799924B2 (ja) * | 2000-01-11 | 2006-07-19 | 株式会社日立製作所 | 電力用遮断器および発電所電気回路装置 |
KR100351300B1 (ko) * | 2000-09-27 | 2002-09-05 | 엘지산전 주식회사 | 회로차단기용 복합소호장치 |
CN100411076C (zh) * | 2003-05-20 | 2008-08-13 | 富士通株式会社 | 电接点装置 |
JP4277198B2 (ja) * | 2003-12-26 | 2009-06-10 | 株式会社日立製作所 | 真空スイッチギヤ |
JP4714527B2 (ja) * | 2005-08-17 | 2011-06-29 | 株式会社日本Aeパワーシステムズ | 高電圧大容量遮断器 |
FR2896336B1 (fr) * | 2006-01-17 | 2009-04-03 | Areva T & D Sa | Disjoncteur sectionneur d'alternateur de structure compacte |
CN202259001U (zh) * | 2011-06-27 | 2012-05-30 | 中国西电电气股份有限公司 | 一种户外高压交流瓷柱式断路器 |
CN102568910B (zh) * | 2011-12-20 | 2014-07-30 | 平高集团有限公司 | 一种1100kV特高压串补旁路开关 |
EP2859569B1 (de) * | 2012-06-19 | 2017-11-15 | Siemens Aktiengesellschaft | Gleichspannungsschalter zum schalten eines gleichstromes in einem abzweig eines gleichspannungsnetzknotens |
CN104777420B (zh) * | 2015-04-07 | 2018-06-12 | 石家庄汉迪电子仪器有限公司 | 一种高压开关触头的测试系统及其测试方法 |
CN105869945B (zh) * | 2016-05-05 | 2019-01-22 | 平高集团有限公司 | 一种高压开关及其断路器单元 |
-
2017
- 2017-04-21 DE DE102017206746.2A patent/DE102017206746A1/de not_active Ceased
-
2018
- 2018-03-27 CN CN201880025953.XA patent/CN110537236B/zh active Active
- 2018-03-27 BR BR112019020546-2A patent/BR112019020546B1/pt active IP Right Grant
- 2018-03-27 EP EP18716931.3A patent/EP3586347B1/de active Active
- 2018-03-27 WO PCT/EP2018/057699 patent/WO2018192751A1/de unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3566055A (en) * | 1968-11-14 | 1971-02-23 | Porter Co Inc H K | Isolating circuit breaker |
EP0024252A1 (de) | 1979-08-21 | 1981-02-25 | Siemens Aktiengesellschaft | Hochspannungs-Leistungsschalter mit einem Widerstand und einer Hilfsschaltstelle |
EP0050826A2 (de) * | 1980-10-25 | 1982-05-05 | Kabushiki Kaisha Toshiba | Leistungsschalter mit paralleler Widerstandsanordnung |
US5367134A (en) * | 1992-04-16 | 1994-11-22 | Mitsubishi Denki Kabushiki Kaisha | Circuit breaker |
US5889248A (en) * | 1997-09-08 | 1999-03-30 | Abb Power T&D Company Inc. | Operating mechanism for combined interrupter disconnect switch |
DE102013114402A1 (de) * | 2013-12-18 | 2015-06-18 | Eaton Industries Austria Gmbh | Schaltgerät |
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CN110537236B (zh) | 2022-05-13 |
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BR112019020546A2 (pt) | 2020-04-28 |
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