WO2012143213A1 - Transformateur de tension pour une installation de commutation - Google Patents

Transformateur de tension pour une installation de commutation Download PDF

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Publication number
WO2012143213A1
WO2012143213A1 PCT/EP2012/055454 EP2012055454W WO2012143213A1 WO 2012143213 A1 WO2012143213 A1 WO 2012143213A1 EP 2012055454 W EP2012055454 W EP 2012055454W WO 2012143213 A1 WO2012143213 A1 WO 2012143213A1
Authority
WO
WIPO (PCT)
Prior art keywords
voltage converter
switching arm
switching
transformer
voltage
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.)
Ceased
Application number
PCT/EP2012/055454
Other languages
German (de)
English (en)
Inventor
Michael GABER
Faik YILMAZ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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 AG, Siemens Corp filed Critical Siemens AG
Priority to ES12717220.3T priority Critical patent/ES2539786T3/es
Priority to EP20120717220 priority patent/EP2684203B1/fr
Priority to CN201280019410.XA priority patent/CN103493165B/zh
Publication of WO2012143213A1 publication Critical patent/WO2012143213A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase AC
    • H01F38/24—Voltage transformers

Definitions

  • Voltage transformer for a switchgear The invention relates to a voltage transformer for a switchgear
  • Single-phase voltage transformers for high-voltage switchgear usually have an internal switching unit to electrically disconnect the switchgear from an active part of the voltage converter ⁇ and connect to him, for example, to check the operability of the active 'part.
  • the switching unit often a linear Move ⁇ pending contact member to which is movable by means of a spindle stroke ⁇ transmission to a high-voltage contact of the active part and away from, to establish the electrical connection of the switchgear with the active part or un ⁇ teritul.
  • the invention has for its object to provide a voltage converter ⁇ with an improved switching unit for interrupting and producing an electrical connection to a switchgear.
  • An inventive voltage converter for a switchgear comprises an active part with a transformer and a contact element for electrically contacting the transformer and a mechanical switching unit for electrical connec ⁇ and disconnecting the switchgear and the active part.
  • the switching unit has one between two end positions
  • a pivotable switch arm allows a much faster, more user-friendly and cost-effective, removable electrical connection of the active part of a voltage wall ⁇ toddlers with a switchgear as for example, a linear be ⁇ of movable contact member.
  • no Spindelhubge ⁇ gear for a linear movement of a contact member is taken ⁇ tigt, whereby the cost and assembly time for the preparation of the voltage converter can be advantageously reduced.
  • he ⁇ allows a pivotable switching arm faster and easier production of sufficient spatial distance of electrically conductive components as a linearly movable contact member, since with sufficient length of the switching arm a small pivoting of the switching arm about a pivot axis a relatively large displacement of an end remote from the pivot axis the switching arm causes.
  • This is re insbesonde ⁇ for high voltage converter advantageous because high voltages require an adequate spatial distance of the electrically conductive connecting components of the active part and the switching unit to prevent high electric fields and Gasentla ⁇ links between the connection components.
  • the voltage converter has a stop element against which the switching arm strikes in its first end position.
  • a stop element against which the switching arm strikes in its first end position Such a Anschlagele ⁇ ment spatially defines the first end position of the switching arm and advantageously allows a secure electrical connec ⁇ tion of the contact element with the switching arm.
  • the switching arm is preferably pivotable in a pivoting plane about a pivot point.
  • the pivotability in a plane can be advantageously easy to implement, for. B. by attaching the switching arm to a rotatable about its longitudinal axis pivot axis, and also allows easy Pivoting of the switching arm, z. B. by a rotation of
  • Pivot axis about its longitudinal axis.
  • the switching arm is pivotable in the pivoting plane by 180 degrees.
  • a spatial distance of electrical connection components of the switching arm and of the active part achievable by a pivoting of the switching arm can be maximized. This is particularly advantageous for high-voltage converter ⁇ due to the above already mentioned demands on the spatial distance of electrical interconnect components.
  • a part of a pivoting range of the switching ⁇ arms is surrounded by an electrical Heidelbergarmableung from which the switching arm is led out without contact and pivoting.
  • the pivoting range is understood to be the range swept by the switching arm between the two end positions.
  • the Heidelberg consists for example of two shell-like Operaableungen, which are arranged on different sides of the pivoting range such that their openings are opposite.
  • the openings of the partial shields advantageously leave a gap for the pivoting range of the switching arm and electrical lines to the switching arm free.
  • the voltage converter preferably comprises a drive ⁇ unit, by means of which the switching arm is pivotable. As a result, the switching arm can advantageously be pivoted safely.
  • the drive unit may be a hand drive device or a motor drive device.
  • the length of the switching arm is preferably selected as a function of a voltage level and / or of an operating pressure in the voltage converter. Under a voltage level, the Understood voltage for which the voltage converter is designed. Thereby, so-be ⁇ selects the length of the switching arm advantageous that the switching arm is located in its second position far enough from the active part in order to prevent too high elekt ⁇ generic fields and gas discharges between it and the active part.
  • FIG. 1 shows schematically a single-phase voltage converter.
  • FIG. 1 shows a preferred exemplary embodiment of a single-phase voltage converter 1 according to the invention for a switchgear.
  • the voltage converter 1 comprises an active part 2 with a transformer 3 and a contact element 4 for electrically contacting the transformer 3 and a mechanical
  • Switching unit 5 for electrically connecting and disconnecting the switchgear and the active part 2.
  • the active part 2 and the switching unit 5 are arranged in a housing 6.
  • the transformer 3 is surrounded by a transformer shield 7.
  • the transformer 3 and the transformer shield 7 are designed substantially cylindrical with a common cylinder axis, wherein the cylinder axis is perpendicular to the plane of the drawing of Figure 1.
  • the Ak ⁇ tivteil 2 is connected via extending along the cylinder axis Hal ⁇ Chippings 8 on two sides attached to a housing connected to the support frame 6.
  • the switching unit 5 has a switching arm 10 which coincides in ner with the plane of the figure 1
  • the switching arm 10 In a first end position shown in FIG. 1, the switching arm 10 is electrically conductively connected to the contact element 4 with a free end 11.
  • the contact element 4 is formed as a stop element for the free end 11 of the switching arm 10 and arranged within the transformer shield 7.
  • the transformer shield 7 has an opening through which the free end 11 of the switching arm 10 to the contact element 4 is pivotable.
  • the free end 11 of the switching ⁇ arms 10 is remote from the active part 2.
  • the second end position as well as some intermediate positions of the shift arm 10 are shown in phantom in ⁇ Fi gur. 1
  • a part of the pivoting range of the switching arm 10 is surrounded by a Heidelbergarmabprocessung 12.
  • the Heidelbergarmableung 12 consists of two shell-like Operaableonne, which are arranged on different sides of the pivoting area, with their openings facing each other so that they see between them leave a gap, from which the
  • Shift arm 10 is pivotally led out without touching the switching ⁇ armablineung 12.
  • the switching arm 10 can be pivoted by means of a drive unit not shown in FIG.
  • the drive unit comprises a shaft which is perpendicular to the pivot plane of the pivot point P through each opening in the switching ⁇ armabtranung 12 and in the housing 6 out of the housing 6 out and is coupled to the switching arm 10, that this by turning the Wave is pivotable.
  • the switching arm 10 can be advantageously pivoted from outside the housing 6 via the shaft.
  • the drive unit can be designed as a manual drive device for manual rotation of the shaft or as a motor drive device for motor-driven rotation of the shaft.
  • the switching unit 5 is connected via a spacer 13 and electrically non-conductive support struts 14 to the housing 6.

Landscapes

  • Gas-Insulated Switchgears (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

Abstract

L'invention concerne un transformateur de tension (1) pour une installation de commutation. Le transformateur de tension (1) comprend une partie active (2) dotée d'un transformateur (3) et d'un élément de contact (4) pour la mise en contact électrique du transformateur (3), et une unité de commutation mécanique (5) pour la connexion électrique et le sectionnement de l'installation de commutation et de la partie active (2). L'unité de commutation (5) présente un bras de commutation (10) électro-conducteur qui peut pivoter entre deux positions terminales et qui, dans une première de ces positions terminales, repose de manière électro-conductrice sur l'élément de contact (4) et, dans la deuxième position terminale, assure le sectionnement électrique entre l'unité de commutation (5) et la partie active (2).
PCT/EP2012/055454 2011-04-21 2012-03-28 Transformateur de tension pour une installation de commutation Ceased WO2012143213A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ES12717220.3T ES2539786T3 (es) 2011-04-21 2012-03-28 Convertidor de tensión para una instalación de conmutación
EP20120717220 EP2684203B1 (fr) 2011-04-21 2012-03-28 Transformateur de tension pour une installation de commutation
CN201280019410.XA CN103493165B (zh) 2011-04-21 2012-03-28 用于开关设备的电压转换器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201110007900 DE102011007900A1 (de) 2011-04-21 2011-04-21 Spannungswandler für eine Schaltanlage
DE102011007900.9 2011-04-21

Publications (1)

Publication Number Publication Date
WO2012143213A1 true WO2012143213A1 (fr) 2012-10-26

Family

ID=46017803

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/055454 Ceased WO2012143213A1 (fr) 2011-04-21 2012-03-28 Transformateur de tension pour une installation de commutation

Country Status (5)

Country Link
EP (1) EP2684203B1 (fr)
CN (1) CN103493165B (fr)
DE (1) DE102011007900A1 (fr)
ES (1) ES2539786T3 (fr)
WO (1) WO2012143213A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2887368B1 (fr) 2013-12-20 2018-04-11 Siemens Aktiengesellschaft Convertisseur de mesure isolé par gaz avec dispositif de séparation
FR3024294B1 (fr) * 2014-07-24 2018-04-06 Alstom Technology Ltd Eclisse de connexion a un poste isole au gaz d'un appareillage a faible courant permettant de deconnecter cet appareillage pour une phase de test operationnel du poste
CN108364813B (zh) * 2018-05-02 2023-12-15 隆鑫通用动力股份有限公司 一种开关切换装置及切换系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0008821A1 (fr) * 1978-09-04 1980-03-19 Coq B.V. Installation de commutation blindée
RU2160477C2 (ru) * 1996-01-05 2000-12-10 АББ Адда С.п.А. Штыревой изолятор с высоковольтным прерывателем
EP2256775A2 (fr) * 2001-06-01 2010-12-01 Hubbell Incorporated Dispositif d'interruption de circuits électriques

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4316124B2 (ja) * 2000-09-08 2009-08-19 株式会社東芝 ガス絶縁計器用変圧器
JP2003244809A (ja) * 2002-02-15 2003-08-29 Mitsubishi Electric Corp ガス絶縁開閉装置
JP5546338B2 (ja) * 2010-04-30 2014-07-09 三菱電機株式会社 ガス絶縁計器用変圧器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0008821A1 (fr) * 1978-09-04 1980-03-19 Coq B.V. Installation de commutation blindée
RU2160477C2 (ru) * 1996-01-05 2000-12-10 АББ Адда С.п.А. Штыревой изолятор с высоковольтным прерывателем
EP2256775A2 (fr) * 2001-06-01 2010-12-01 Hubbell Incorporated Dispositif d'interruption de circuits électriques

Also Published As

Publication number Publication date
CN103493165A (zh) 2014-01-01
DE102011007900A1 (de) 2012-10-25
EP2684203A1 (fr) 2014-01-15
ES2539786T3 (es) 2015-07-06
CN103493165B (zh) 2016-06-08
EP2684203B1 (fr) 2015-05-20

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