WO2018162177A1 - Ensemble commutateur et installation de commutation isolée par air - Google Patents

Ensemble commutateur et installation de commutation isolée par air Download PDF

Info

Publication number
WO2018162177A1
WO2018162177A1 PCT/EP2018/053494 EP2018053494W WO2018162177A1 WO 2018162177 A1 WO2018162177 A1 WO 2018162177A1 EP 2018053494 W EP2018053494 W EP 2018053494W WO 2018162177 A1 WO2018162177 A1 WO 2018162177A1
Authority
WO
WIPO (PCT)
Prior art keywords
switch
circuit breaker
contact
arrangement
switch arrangement
Prior art date
Application number
PCT/EP2018/053494
Other languages
German (de)
English (en)
Inventor
Dirk Helbig
Ronald Puls
Reno REINHOLD
Jörg Teichmann
Original Assignee
Siemens Aktiengesellschaft
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 Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Publication of WO2018162177A1 publication Critical patent/WO2018162177A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B5/00—Non-enclosed substations; Substations with enclosed and non-enclosed equipment
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/26—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch
    • H01H31/28—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch with angularly-movable contact
    • H01H31/30—Air-break switches for high tension without arc-extinguishing or arc-preventing means with movable contact that remains electrically connected to one line in open position of switch with angularly-movable contact actuated through the movement of one or more insulators
    • 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
    • H01H33/121—Load break switches
    • H01H33/125—Load break switches comprising a separate circuit breaker
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/003—Earthing 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
    • H01H33/02—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
    • H01H33/121—Load break switches
    • H01H33/125—Load break switches comprising a separate circuit breaker
    • H01H33/128—Load break switches comprising a separate circuit breaker being operated by a separate mechanism interlocked with the sectionalising mechanism
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B5/00—Non-enclosed substations; Substations with enclosed and non-enclosed equipment
    • H02B5/01—Earthing arrangements, e.g. earthing rods

Definitions

  • the invention relates to a switch arrangement with a plurality of circuit breakers and a circuit breaker and an air-insulated switchgear.
  • Disconnectors are used in high- and medium-voltage switchgear to electrically isolate system parts from each other, for example, to be able to carry out maintenance, inspection or conversion work safely. Disconnectors are powerless, that is connected without connected to the circuit breaker electrical loads. Circuit breakers are hinge gen, designed current paths even under high current Belas ⁇ processing, for example in the event of a short circuit, switch off to protect system components from damage caused by electrical overload. Due to the different functions of circuit breakers and circuit breakers, high-voltage and medium-voltage switchgear usually use both isolating switches and circuit breakers.
  • the invention has for its object to provide an improved switch assembly with multiple disconnectors and a circuit breaker and an improved air-insulated switchgear.
  • a switch arrangement according to the invention comprises several
  • each circuit breaker having two contact terminals whose electrical see connection through the circuit breaker is interruptible, each circuit breaker has a contact arm which is movable between a first switching position in which it is electrically connected to a contact terminal of the circuit breaker, and a second switching position in which it is electrically isolated from said contact terminal is, and each contact terminal is electrically connected to the contact arm of at least one circuit breaker in the first switching position.
  • the switch assembly thus combines a circuit breaker with a plurality of circuit breakers such that a current path between different circuit breakers can be interrupted by the circuit breaker. This advantageously results in a cost savings through the direct integration of the circuit breaker in the circuit breaker assembly. Furthermore, the on-site assembly work for the assembly of the switch arrangement is advantageously reduced. In addition, the direct integration of the circuit breaker in the circuit breaker arrangement advantageously allows a reduction in the space requirement of the switch assembly.
  • An embodiment of the invention provides that the circuit breaker is designed as a vacuum switch.
  • the design of the circuit breaker as a vacuum switch has the advantage that no insulating gas, in particular no greenhouse gas such as sulfur hexafluoride, is used.
  • a further embodiment of the invention provides a frame on which all circuit breakers and the circuit breaker are arranged.
  • the frame has a carrier with a central region on which the circuit breaker is arranged, and a plurality of carrier arms connected to the central region, on each of which a circuit breaker is arranged. This will advantageously be a compact Design and easy installation of the switch assembly allows.
  • a further embodiment of the invention provides at least one earthing switch for grounding a disconnector. This at least allows a circuit breaker with an integrated switch assembly in the earthing switch earthing, so that this grounding disconnector no ⁇ ex ternal grounding switch is required,
  • a further embodiment of the invention provides at least ei ⁇ NEN with a contact terminal of the circuit breaker elec ⁇ cally connected current transformer.
  • the current transformer is designed as an optical current transformer.
  • Circuit breaker flowing electrical current can be detected and monitored by a built-in switch assembly current transformer.
  • An optical current transformer advantageously makes it possible to measure the current on the high-voltage side with full potential separation.
  • the current-dependent signals of the optical current transformer are guided by means of Lichtwel ⁇ lenleitern to a transmitter.
  • a further embodiment of the invention provides at least one voltage converter electrically connected to a movable contact arm of a circuit breaker.
  • a further embodiment of the invention provides that the circuit breakers are arranged distributed around the circuit breaker. As a result, the circuit breakers are advantageously arranged such that they do not interfere with each other.
  • a further embodiment of the invention provides that at least one circuit breaker has a rotary insulator which is rotatable about its longitudinal axis and is coupled to the contact arm of this circuit breaker, that the contact between see his switch positions by rotations of the rotary insulator is movable. This embodiment of the invention allows the movement of a contact element by a Drehiso ⁇ capacitor of a circuit breaker.
  • a further embodiment of the invention provides that an interrupter unit of the circuit breaker is arranged in an insulator ⁇ column.
  • the interrupter unit can advantageously be electrically insulated from other components to which an electrical voltage is applied and arranged at a sufficient spatial location.
  • a further embodiment of the invention provides a combination drive through which at least one movable contact arm of a circuit breaker and a movable switching element of the circuit breaker can be driven. Characterized can be replaced before ⁇ part by way of separate drive units for moving scarf Tele ⁇ elements of the circuit breaker, and contact arms of switch disconnector tern by a common drive combination.
  • An air-insulated switchgear according to the invention has several switch arrangements according to the invention.
  • all disconnectors and circuit breakers of several switch assemblies can be arranged on a connecting frame.
  • the advantages of an air-insulated switchgear according to the invention result from the abovementioned advantages of a switch arrangement according to the invention. Due to the arrangement of all disconnectors and circuit breakers several Switch assemblies on a common connection frame, a compact design and ease of assembly of the switch assemblies can be advantageously further improved.
  • 1 shows a switch assembly with a circuit breaker and three circuit breakers and 2 shows a part of an air-insulated switchgear with several switch assemblies, each having three circuit breakers and a circuit breaker.
  • FIG. 1 shows a perspective view of a scarf ter ⁇ teran Aunt 1 with a circuit breaker 3 and three disconnectors 5 to 7.
  • the circuit breaker 3 has two tube-like insulator columns 9, 11 arranged one above the other.
  • an interrupter unit of the circuit breaker 3 is arranged, which has at least one movable switching element for opening and closing a current path.
  • a shift rod is guided, which is coupled to the at least one movable switching element.
  • the power switch 3 has a power switch drive 13, by which the at least one movable
  • the Leis ⁇ tung switch drive 13 is, for example, as a motor on driving ⁇ or formed as a spring-type drive.
  • the circuit breaker 3 has two contact terminals 15, 17, which are arranged in the current path interruptible by the circuit breaker 3 and whose electrical connection can be interrupted by the circuit breaker by opening the current path.
  • a first contact connection 15 is arranged on egg ⁇ nem upper end of the upper insulator column 9.
  • the second contact terminal 17 is disposed at a lower end of the insulating column obe ⁇ ren.
  • the circuit breaker 3 is formed, for example, as a vacuum switch having a vacuum switching chamber or a plurality of vacuum interrupters connected in series, the movable switching elements of a movable insulating rod between a first switching position in which the current path is closed, and a second switching position in which interrupted the current path is, can be moved.
  • Each disconnect switch 5 to 7 has a support insulator 19, a rotary insulator 21, a movable contact arm 23 and a disconnect switch drive 25.
  • the contact arm 23 is disposed at an upper end of the post insulator 19.
  • Each contact ⁇ arm 23 is between a first switching position shown in Figure 1, in which it is electrically connected to a contact terminal 15, 17 of the circuit breaker 3, and a dashed line in Figure 1 second switching position, in which he from this contact terminal 15, 17th is electrically isolated, movable.
  • each contact arm 19 is rod-shaped and pivotable about a pivot axis which runs ver ⁇ perpendicular to the longitudinal axis of the contact arm 23 by a support insulator end of the contact arm 23 ⁇ .
  • At least one contact arm 23 may also be otherwise formed or movable.
  • at least one of the contact arms 23 may have two contact arm sections connected to one another by a hinge, and an angle between the contact arm sections may be changed via the joint during the movement of this contact arm between its two switch positions.
  • one of the contact arms 23 can be at least pantografartig formed and / or the movement of at least one of the contact arms 23 may be to other than the aforesaid pivot axis a pivoting movement, example ⁇ example about a pivot axis that is parallel to the longitudinal axis of that support insulator 19 on which the contact arm 23 is arranged.
  • the rotary isolator 21 of each circuit breaker 5 to 7 is rotatable about its longitudinal axis by the disconnector switch drive 25 of the circuit breaker 5 to 7 and coupled by a contact arm 27 to the contact arm 23 of the circuit breaker 5 to 7 such that the contact arm 23 between its switching positions by rotations of the rotary isolator 21 is movable.
  • the disconnectors actuators 25 are, for example, each formed as a Mo ⁇ door operator.
  • the circuit breaker 3 and the circuit breaker 5 to 7 are arranged on a frame 29.
  • the frame 29 comprises a support 31 having a central region, on which the power switch 3 is arranged, and a plurality of support arms connected to the central region, on each of which a disconnect switch 5 to 7 is arranged.
  • the frame 29 support legs 33 which are arranged on the carrier 31 and on which the switch assembly 1 can be set up.
  • the switch arrangement 1 further comprises at least one earthing switch 35, at least one current transformer 37 or / and at least one voltage converter 39.
  • the exemplary embodiment of a switch arrangement 1 shown in FIG. 1 has, for each disconnector switch 5 to 7, a rod-like grounding switch 35 which can be rotated between a first earthing switch position shown in FIG. 1 and a second earthing switch position about a rotation axis perpendicular to its longitudinal axis. In the first grounding switch position, the earthing switch runs 35 of each switch disconnector ters 5 to 7 horizontal at about the level of the lower end of the supporting insulator 19 of the circuit breaker 5.
  • the earthing switch 35 In the second grounding switch position, the earthing switch 35 extends Near-to vertically and contacted with an earthing switch end 41 a to The earthing terminal 43 is electrically shielded by a plate-like screen 45, which is made of a dielectric and is disposed above it.
  • Thexstraj ektorie each He ⁇ dung switch end shown gestrichtelt upon rotation of the grounding scarf ⁇ ters 35 from its first position to its second earthing switch earthing switch position is shown in Figure 1 41st
  • the grounding switch 35 of a circuit breaker 5 to 7 is driven by a grounding switch driver 47 disposed on the carrier 31 via a grounding switch gear 49.
  • the earthing switch drive 47 is, for example, a motor drive.
  • the earthing switch 35 of a disconnecting scarf ⁇ ters 5 to 7 is arranged on a grounding switch carrier 51, which is arranged at the lower end of the support insulator 19 of the disconnector ⁇ 5 to 7.
  • the embodiment of a Heidelbergeran ⁇ proper 1 shown in Figure 1 further comprises a current transformer 37 which is formed connected to the second contact terminal 17 of the power switch 3 elekt ⁇ driven and for detecting a current flowing through the second contact terminal 17 electric current is.
  • the current transformer 37 is designed, for example, as an optical current transformer.
  • the exemplary embodiment of a switch arrangement 1 shown in FIG. 1 has a voltage converter 39, which is electrically connected to the movable contact arm 23 of the first circuit breaker 5 and designed to detect an electrical voltage applied to this contact arm 23.
  • the insulator columns 9, 11 of the circuit breaker 3 furthermore have outside insulating insulator screens 53 for extending creepage paths on the outside
  • the support insulators 19 and / or the rotary insulators 21 of the disconnectors 5 to 7 may also have such insulator screens 53.
  • the insulator columns 9, 11 of the circuit breaker 3 and / or the support insulators 19 and / or the rotary insulators 21 of the circuit breaker 5 to 7 are each made, for example, of a porcelain or as a double tube with a made of a silicone outer tube and one made of a glass fiber reinforced plastic Inner tube formed.
  • the embodiment shown in Figure 1 may further as to adapt ⁇ executed Given that the circuit breaker operating mechanism 13 and a disconnector drive 25 or more switch disconnector drives 25 are replaced by a combination drive through which a movable switching element of the power ⁇ switch 3 and the contact 23 of a circuit breaker 5 to 7 or the contact arms 23 of a plurality of disconnectors 5 to 7 are driven.
  • Figure 2 shows a perspective view of a portion of an air-insulated switchgear 60 with three Wenneranord ⁇ voltages 1, each having a circuit breaker 3 and three disconnectors 5 to 7.
  • Each switch assembly 1 is formed analogously to the embodiment shown in Figure 1, wherein the switch assemblies 1, however, in contrast to the embodiment shown in Figure 1 no earthing switch 35, current transformer 37 and voltage transformer 1er 39 have.
  • the circuit breaker 3 and the circuit breaker 5 to 7 of all three switch assemblies 1 are arranged on a connecting frame 62, which consists of frames 29 for each of a switch assembly 1 and these frames 29 mitei ⁇ nander connecting fasteners 64.
  • the three switch arrangements 1 shown in FIG. 2 are connected, for example, to one phase each of a three-phase alternating current.
  • the embodiment shown in Figure 2 can be modified such that the switch assemblies 1 analogous to the embodiment shown in Figure 1 Erdungsschal ⁇ ter 35 and / or current transformer 37 and / or voltage converter 39 have.
  • the individual circuit breaker drives 13 of the switch arrangements 1 can be replaced by a common circuit breaker drive 13, and / or several circuit breaker drives 25 different
  • Switch assemblies 1 can be replaced by a common disconnect switch drive 25.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Gas-Insulated Switchgears (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

Abstract

L'invention concerne un ensemble commutateur (1), qui comporte plusieurs sectionneurs (5 à 7) et un disjoncteur (3). Le disjoncteur (3) comprend deux bornes (15, 17) de contact, dont la liaison électrique peut être interrompue par le disjoncteur (3). Chaque sectionneur (5 à 7) comprend un bras (23) de contact, qui peut être déplacé entre une première position de commutation, dans laquelle il est relié électriquement à une borne (15, 17) de contact du disjoncteur (3), et une deuxième position de commutation, dans laquelle il est séparé électriquement de cette borne (15, 17) de contact.
PCT/EP2018/053494 2017-03-09 2018-02-13 Ensemble commutateur et installation de commutation isolée par air WO2018162177A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017203894.2A DE102017203894A1 (de) 2017-03-09 2017-03-09 Schalteranordnung und luftisolierte Schaltanlage
DE102017203894.2 2017-03-09

Publications (1)

Publication Number Publication Date
WO2018162177A1 true WO2018162177A1 (fr) 2018-09-13

Family

ID=61283183

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2018/053494 WO2018162177A1 (fr) 2017-03-09 2018-02-13 Ensemble commutateur et installation de commutation isolée par air

Country Status (2)

Country Link
DE (1) DE102017203894A1 (fr)
WO (1) WO2018162177A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4128303A4 (fr) * 2020-03-31 2024-04-17 Hubbell Inc Système et procédé de fonctionnement d'un commutateur électrique

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE944205C (de) * 1942-10-14 1956-06-07 Siemens Ag Anordnung fuer Hochspannungsschaltanlagen
US3627939A (en) * 1970-06-19 1971-12-14 Kearney National Canada Ltd Electric switch
EP0982821A1 (fr) * 1998-08-28 2000-03-01 Alstom Energietechnik GmbH Appareillage de commutation électrique et installation de distribution isolée par air
JP2001112125A (ja) * 1999-10-04 2001-04-20 Toshiba Corp 発変電所
EP1207601A2 (fr) * 2000-11-08 2002-05-22 Kabushiki Kaisha Toshiba Appareil de commutation à isolation gazeuse du type intégré
EP0882320B1 (fr) * 1996-02-23 2002-11-27 Siemens Aktiengesellschaft Commutateur haute tension pour l'exterieur
CN2814739Y (zh) * 2005-06-17 2006-09-06 泰开电气集团有限公司 户外高压敞开式组合电器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1787649U (de) 1958-03-14 1959-04-30 Siemens Ag Hochspannungstrennschalter.
JP5400227B2 (ja) 2010-09-13 2014-01-29 三菱電機株式会社 ガス絶縁電気機器

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE944205C (de) * 1942-10-14 1956-06-07 Siemens Ag Anordnung fuer Hochspannungsschaltanlagen
US3627939A (en) * 1970-06-19 1971-12-14 Kearney National Canada Ltd Electric switch
EP0882320B1 (fr) * 1996-02-23 2002-11-27 Siemens Aktiengesellschaft Commutateur haute tension pour l'exterieur
EP0982821A1 (fr) * 1998-08-28 2000-03-01 Alstom Energietechnik GmbH Appareillage de commutation électrique et installation de distribution isolée par air
JP2001112125A (ja) * 1999-10-04 2001-04-20 Toshiba Corp 発変電所
EP1207601A2 (fr) * 2000-11-08 2002-05-22 Kabushiki Kaisha Toshiba Appareil de commutation à isolation gazeuse du type intégré
CN2814739Y (zh) * 2005-06-17 2006-09-06 泰开电气集团有限公司 户外高压敞开式组合电器

Also Published As

Publication number Publication date
DE102017203894A1 (de) 2018-09-13

Similar Documents

Publication Publication Date Title
EP0688071B2 (fr) Appareillage de commutation blindé métallique à gaz isolant
DE112010004166B4 (de) Vakuum-Leistungstrenner vom Behältertyp
DE102014104541A1 (de) Schaltfeld
EP0678954B1 (fr) Appareillage de commutation blindé métallique à isolement gazeux
EP0678955B1 (fr) Appareillage de commutation blindé métallique à isolement gazeux
EP0205397B1 (fr) Sectionneur pour une installation interrupteur haute tension blindée et isolée au gaz comprimé
EP2104969B1 (fr) Installation de distribution électrique haute tension
DE10360633A1 (de) Mittelspannungsschaltanlage
DE2733777A1 (de) Mittelspannungs-kleinschaltanlage
WO2018162177A1 (fr) Ensemble commutateur et installation de commutation isolée par air
EP0678952A1 (fr) Sectionneur pour un appareillage de commutation blindé métallique à haute tension et à isolement gazeux
EP1629581B1 (fr) Systeme de disjoncteurs
EP1825488B1 (fr) Appareil de distribution polyphase dote d'au moins trois unites de coupure de meme type
DE19631817C1 (de) SF¶6¶-gasisolierte Schaltanlage für Verteilernetze
EP3488457A1 (fr) Dispositif et procédé de commutation de moyennes et hautes tensions
WO2004109882A2 (fr) Composant de barre collectrice isole au gaz comprenant une traversee exterieure
WO2011020507A1 (fr) Module de commutation pour un appareillage de commutation de moyenne tension et appareillage de commutation de moyenne tension
DE102016213644A1 (de) Schaltmodul für eine Schaltanlage
WO2020244729A1 (fr) Dispositif de commutation pour un poste de commutation extérieur
DE19816360C1 (de) Kreuzförmiger Kapselungsbaustein für ein dreiphasig gekapseltes Schaltgerät
DE932255C (de) Hochspannungsschaltanlage mit teilweiser Kapselung
WO2011020511A1 (fr) Moyen de liaison
EP0212136B1 (fr) Disposition d'interrupteur de mise à la terre pour installations à haute tension
EP2024985A1 (fr) Tableau de distribution à plusieurs phases pour équipements de commutation à moyenne tension
DE19838364C1 (de) Baugruppe für eine Hochspannungsanlage

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18707279

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18707279

Country of ref document: EP

Kind code of ref document: A1