WO2017162392A1 - Ensemble conducteur de phase - Google Patents

Ensemble conducteur de phase Download PDF

Info

Publication number
WO2017162392A1
WO2017162392A1 PCT/EP2017/053989 EP2017053989W WO2017162392A1 WO 2017162392 A1 WO2017162392 A1 WO 2017162392A1 EP 2017053989 W EP2017053989 W EP 2017053989W WO 2017162392 A1 WO2017162392 A1 WO 2017162392A1
Authority
WO
WIPO (PCT)
Prior art keywords
phase conductor
flexible
arrangement according
flexible phase
conductor section
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/EP2017/053989
Other languages
German (de)
English (en)
Inventor
Christian Dengler
Sascha FRÖBEL
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
Publication of WO2017162392A1 publication Critical patent/WO2017162392A1/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
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5822—Flexible connections between movable contact and terminal
    • 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
    • H01H31/32—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 rectilinearly-movable contact
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/035—Gas-insulated switchgear
    • H02B13/075—Earthing arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/58—Electric connections to or between contacts; Terminals
    • H01H1/5822—Flexible connections between movable contact and terminal
    • H01H2001/5827—Laminated connections, i.e. the flexible conductor is composed of a plurality of thin flexible conducting layers

Definitions

  • Phase conductor arrangement The invention relates to a phase-conductor arrangement comprising a flexible phase conductor section to the electro-driven ⁇ contacted connection between two relatively movable contacting points.
  • a phase conductor arrangement is known for example from the utility model DE 8911787.5.
  • a grounding switch for a metal-enclosed compressed gas-insulated high-voltage switchgear is described, wherein a flexible phase conductor section is used for making electrical contact with a movable contact piece of the earthing switch.
  • the flexible phase conductor section connects two rela ⁇ tively movable contact points electrically lei ⁇ tend.
  • the flexible phase conductor section is described in the above-ben-called utility model as a flexible current band, which is subjected to a switching operation of the earthing switch ei ⁇ ner deformation.
  • the deformation of the flexible phase conductor section should be done as easily as possible ⁇ consistently to influence the switching behavior of the earthing switch only slightly.
  • increased wear occurs in the case of a particularly elastic design of the flexible phase conductor section. Such wear is utilized for example in a fraying fle ⁇ ble phase conductor section noticeable. Optionally, it may lead to breakage and thus to the lack of functionality of the flexible phase conductor section.
  • a phase conductor section is the direction of an electrical current ⁇ rule, which is driven by an electric Potentialdiffe ⁇ rence.
  • a flexible phase conductor section can undergo a reversible change in shape while still performing its function as a power line element. Accordingly, the flexible phase conductor portion can assume a elekt ⁇ generic contacting two relatively movable contact points so that t michsyaken between the Kontak- an electrically conductive connection via the flexible phase conductor portion is provided. The easier it is to reshape the flexible phase conductor section, the less powerful a relative movement between the two contacting points can be carried out.
  • the support device can be formed in one piece or in several pieces.
  • a support means of the flexible phase conductor portion can be stabilized such that a uner ⁇ wünschtes sagging or buckling caused z. B. by a relative movement of the contacting points to each other, can be avoided.
  • This allows the supporting means to stabilize the phase conductor portion mecha nically ⁇ in a predetermined position and limit its flexibility.
  • a certain sequence of a transformation of the flexible phase conductor section during a relative movement of the contacting points can be supported.
  • the support means of the flexible phase conductor section for example, be held in a preferred position.
  • the support means sets the flexible phase conductor section under mechanical stress.
  • a mechanical load of the flexible phase conductor section can be forced, so that a bias voltage of the flexible phase conductor section is given. Accordingly, an undesired buckling or sagging of the flexible phase conductor section is avoided.
  • a compressive stress can be applied to the flexible phase conductor section by means of the support device.
  • the flexible phase conductor portion of tensile stress un ⁇ terliegt can be provided.
  • the phase conductor section can be optimized in terms of its current carrying capacity, whereas its mechanical stabilization is essentially realized by the support means.
  • At least one of the contact points can serve as an abutment for receiving clamping forces.
  • a bracing of the flexible phase conductor section between two contacting points can take place.
  • a further advantageous embodiment may provide that the flexible phase conductor portion comprising a bundle of conductor ⁇ strands, wherein said support means is disposed substantially parallel to the conductor strands.
  • the phase conductor section may have a plurality of conductor strands which form a bundle. As such, the transformation of the individual wire strands is reduced and placed in the totality of the bundle of Lei ⁇ terstr brieflyen a flexible phase conductor section available.
  • the support device extends substantially parallel to the path of the flexible phase conductor section z. From one contact point to the other contact point.
  • a bundling of the conductor strands can take various ⁇ denartig. For example, a layer-like Sta ⁇ peln the conductor strands (preferably in the form of bands) may be provided, but it can also be provided that a stranding or braiding of the conductor strands is made to form the flexible phase conductor section.
  • a substantially parallel course of the support means to the conductor strands makes it possible to support the conductor strands at various which points or from a contacting point to the other contacting point sur fa ⁇ chig, in sections, to support, etc., and in particular a mechanical stress on in its course the to impose flexible phase conductor section.
  • the support means may be formed discrete with respect to the flexible phasenleiterabiteses. However, it can also be provided that the support device is integrated into the bundle of conductor sections. For example, in the case of a multilayer arrangement of the conductor strands, one or more layers may be formed by a support device. When stranding a plurality of conductor strands, the support device can serve, for example, as a suffix or core so as to apply a bias voltage substantially parallel to the flexible phase conductor section and to develop a supporting effect.
  • a further advantageous embodiment can provide that the support device is part of the bundle.
  • the support means may be interwoven with the conductor strands, lapped, etc., so that the support means is an integral part of the bundle and can not be easily removed. Removal of the support means would result in dissolution of the bundle structure.
  • the support means, the bundle of conductor strands enforce and stabilize, for example, from the inside out a bundle.
  • a further advantageous embodiment can provide that the support device is electrically connected in parallel to the flexible phase conductor section.
  • the support means is preferably formed from a elekt ⁇ driven conductive material and electrically conductively connected to the flexible phase conductor portion.
  • the support device can preferably betweenmaschineie- of the flexible phase conductor section approximately score réellere ⁇ CKEN. As such, both the flexible phase conductor section and the support device can carry the same electrical potential.
  • Such electrical contacting also has the advantage that disturbances due to floating potentials or stray fields are prevented.
  • a further advantageous embodiment can provide that the support means has a greater modulus of elasticity than the flexible phase conductor section.
  • the modulus of elasticity is a measure of what resistance a material opposes to its elastic deformation.
  • a mechanical stabilizing be ⁇ vorzugt across the support means to the flexible phase conductor portion to provide and to realize an electrically conductive, flexible training through the flexible phase conductor portion. Accordingly, it is possible by means of a combination of different support devices and different flexible phase conductor sections with different moduli of elasticity to adapt the mechanical and electrical capabilities of the phase conductor arrangements. cause it.
  • the support means may be made elastically deformable.
  • a further advantageous embodiment can provide that the support device forms a bridge for the flexible phase conductor terabrough.
  • a bridge-like construction of the support device makes it possible to support (optionally in sections or at points) support of the flexible phase conductor section along its extension, in particular between the contact points.
  • a flat possibly in sections or punctiform
  • the support device can along the course of flexible Phasenleiterabschnit ⁇ tes a planar (possibly partially or punk ⁇ tuelle) allow the phase conductor section and thus preferably an under voltage networks of flexible phase conductor section over as large as possible sections of its Clearre ⁇ ckung between the contact points cause. Accordingly, punctual overloads or overstretching, etc. can be avoided.
  • the flexible phase conductor portion can rest on the bridge or rest on the bridge, where the support means and the flexible phase conductor portion can re ⁇ tively remain movable to each other.
  • a further advantageous embodiment can provide that the support device extends at least to one of the Kontak- tismesembl.
  • the support device should extend at least to one of the contact points.
  • the support device should extend up to both contact points. This makes it possible to support / stiffen the flexible conductor section along its path between the contacting ⁇ points.
  • a further advantageous embodiment can provide that the support device is supported at least at one of the contact points.
  • the use of one / both contacting points for introducing forces from the support means has the advantage that existing mechanisms for the support means can be used.
  • existing structures can also be retrofitted with a phase conductor arrangement according to the invention.
  • the support means should it be mecha ⁇ cally connected to at least one, approximately score in particular with two Maisie-. Accordingly, additional
  • the support device should preferably cling to the tensioned shape of the flexible phase conductor section and allow a two-dimensional introduction of clamping forces.
  • Zumin- least one of the contact points may be used as the abutment ⁇ NEN.
  • a further advantageous embodiment can provide that at least one rolling surface is provided, against which the flexible phase conductor section is pressed by the support device.
  • Contact points can be carried out pressing the flexible phase conductor portion against a rolling surface.
  • a rolling surface of the phase conductor section in ⁇ can be pressed against the rolling game as using the incorporated by the support device brought tension.
  • the rolling surface can alswei ⁇ sen various forms.
  • the rolling surface may be, for example, a flat surface or a curved surface.
  • a contacting point may be formed as part / section of a rolling surface.
  • the flexible phase conductor section may, like the support device, run in a substantially U-shaped, S-shaped, double S-shaped, etc., curved, wherein due to the linear relative movement of the contacting points relative to one another, for example.
  • B. the leg length of the various forms, z. B. the U-shape can vary. So may be provided, for example, that in proportion as the one side length (in particular at the Ab ⁇ rolling surface) is reduced at a contacting point, the leg length is increased (in particular at the rolling surface) at the other contacting point itself.
  • an Un ⁇ SUPPORTING the variation of leg lengths on the use of a rolling surface can be achieved.
  • a further advantageous embodiment may provide that the contacting points are substantially linearly relative to each other ⁇ zuein ⁇ movable.
  • a linear mobility of the contact points relative to each other is advantageous if, for example, a be ⁇ wegbares contact piece, such as a switching device electrically contacted linearly to be moved. Accordingly, the contacting points along a linea ⁇ ren axis (possibly offset from each other) relative to ⁇ nander be movable. It can be provided that one of the contact points is formed stationary, whereas the other contact point is linearly movable. However, it can also be provided that both contact points are designed to be movable and a resulting relati ve ⁇ linear movability of the contact points is established.
  • a further advantageous embodiment can provide that the contacting points are movable relative to each other substantially on a circular path.
  • a circular relative movement of the contacting points to each other can then be provided if, for example, a contact piece of an electrical switching device performs a Schwenkbe ⁇ movement and a contact of the movable contact piece is made by means of the flexible phase conductor section.
  • the circular path can be almost ideal. However, it can also be provided that pivoting only substantially corresponds to a circular path. It can be provided, for example, that a contact point is arranged stationary and another contact point is mounted pivotably.
  • the flexible phase conductor section electrically contacts a movable contact piece of an electrical switching device.
  • a movable contact piece of an electric switching device is to be electrically contacted for transmitting an electric current.
  • a movable contact piece can thereby be electrically kontak- advantage means of a flexible phase conductor portion so that t michsyaken a relative movement between the contacts, some which are associated with one hand, the movable contact piece and on the other hand, for example, a stationary Chas ⁇ sis, via the flexible phase conductor portion can be compensated.
  • electrical switching devices eig ⁇ nen, for example, earthing switch, circuit breaker,
  • a further advantageous embodiment can provide that the flexible phase conductor section extends at least partially ge ⁇ curved and the support means on a concavely curved side of the flexible phase conductor section angeord ⁇ net is.
  • the flexible phase conductor portion may preferably be at least temporarily ⁇ extend along a curved trajectory. Particularly in the case of a movement, a deformation of the fle ible ⁇ phase conductor portion may occur.
  • the flexible phase conductor section substantially U-shaped, S-shaped, double S-shaped, etc. aufwei ⁇ sen, for example, to compensate for a linear relative movement of two contact points to each other.
  • a concavely curved side of the flexible phase conductor section makes it possible to conduct a mechanical voltage into the flexible phase conductor section.
  • a concavely curved side generally corresponds to an inner radius of a curved trajectory of the Flexib ⁇ len phase conductor section.
  • a Flexib ⁇ ler phase conductor portion may be U-shaped bent the legs of the U can vary in length during a relative movement of the contact points.
  • An arrangement of the support device should be made at a concave curvature of the flexible phase conductor section. About the support means collapse of a concave curvature can be prevented.
  • a further advantageous embodiment may provide that the flexible phase conductor section within a capsule Enclosed housing is surrounded by an electrically insulating fluid.
  • An encapsulating housing can, for example, house an electrically insulating fluid and counteract any volatilization thereof.
  • the encapsulating housing may provide a hermetic barrier to enclose an electrically insulating fluid in its interior.
  • the capsule housing may be formed as a pressure vessel while, so that the electrically insulating fluid can be placed under pressure ⁇ and its electrically insulating properties can be further improved.
  • electrical insulating fluids for example, gasförmi ⁇ ge or liquid, or both gaseous and liquid pre-lying materials are suitable. Preference can thereby fluorine-containing substances such. As sulfur hexafluoride, fluoronitrile, fluoroketones, etc., find use.
  • the flexible phase conductor portion within the encapsulating housing there is the possibility of play to be electrically conductive and movably an electrical switching device within the Kapse ⁇ lung housing to accommodate and relatively moveable contact points, such as a phase conductor, in ⁇ .
  • the flexible phase conductor section can thus also be electrically insulated during movements / transformations thereof. A fatigue of the electrically insulating medium due to transformations of the flexible phase conductor section is not to be feared. Furthermore, the deformability of the flexible phase conductor section / support device is hardly influenced.
  • FIG. 1 an electrical switching device with Phasenleiteran- order in a switch-on and the Figure 2: a section through an electrical switching device with phase conductor arrangement in an off position.
  • the electrical switching device ⁇ has a fixed contact piece 1 and a movable contact piece 2.
  • the fixed contact piece 1 is sleeve-shaped
  • the movable contact piece 2 is bolt-shaped and along its longitudinal axis 3 axially ver ⁇ pushed.
  • the contact pieces 2, 3 are arranged in a fluid receiving space 4 which is delimited by an encapsulating housing base body 5 and a first disc insulator 6 and a second disc insulator 7.
  • the encapsulation housing base 4 is designed as a metallic main body which is provided with flanges in order to flanging the first and the second disk insulator 6, 7.
  • the two disk insulators 6, 7 are each traversed by a first phase conductor 8 and a second phase conductor 9 fluid-tight.
  • On the stationary phase conductors 8, 9 it is possible to be ⁇ -sensitive in the interior of the encapsulating contact pieces 1, 2 to be connected electrically.
  • the first phase conductor 8 carries the stationary contact piece 1.
  • the second phase conductor 9 protrudes into the fluid receiving space 4 in a stationary manner.
  • a first contacting point 11 is disposed at the second Pha ⁇ senleiter 10th
  • a second contact point 12 is arranged on the movable contact piece 2.
  • the two con- takt istsembl 11, 12 are connected via the flexible Phasenlei ⁇ terabough 10 electrically conductive to each other.
  • the two contacting points 11, 12 are each part of a rolling surface 13a, 13b.
  • the two rolling surfaces 13a, 13b are substantially planar and aligned parallel to each other and facing each other.
  • In a longitudinal displacement of the movable contact piece 2 is a linear Relativbe ⁇ movement between the two contact points 11, 12 along the longitudinal axis 3 caused.
  • a movement of the movable contact piece 2 is transmitted via a rotatably mounted crank arm 14 via a coupling pin on the linearly movable contact piece 2.
  • the flexible phase conductor section 10 is presently equipped with egg ⁇ nem substantially rectangular cross-section, wherein the rectangular cross-section through several congruent ⁇ equal superimposed layers of electrically conductive material, eg. B. copper or aluminum bands is formed. In the drawing plane of FIG. 1, joining gaps between the individual layers are aligned essentially perpendicular to the plane of the drawing.
  • the flexible Phasenleiterab ⁇ section 10 is assigned a support means 15.
  • the support means 15 is aligned parallel to the individual layers of the flexible phase conductor section 10 and in turn aligned both with the first and with the second contact point
  • the flexible phase conductor section 10 and the support means 15 are substantially U-shaped bent between the two contacting points 11, 12 are arranged.
  • the support means 15 is positioned on the concavely curved side of the flexible conductor section 10. Since ⁇ is effected tensioning of the flexible phase conductor section 10 and the legs of the U-shaped curved flexible phase conductor section 10 are pressed against the rolling surfaces 13a, 13b.
  • support means 15 are, for example, elastically deformable metals or plastics.
  • spring steels can be used.
  • electrically conductive materials for the support means 15 a proportion of the electric current, which would be transmitted via the flexible phase conductor section 10, can also be conducted via the latter.
  • FIG. 2 illustrates the switch-off position of the movable contact piece 2.
  • a pressing in particular a continuous on ⁇ press the flexible conductor portion 10 against the rolling surfaces 13 a, 13 b.
  • the support means 15 acts with egg ⁇ ner force on the flexible phase conductor section 10 and sets the flexible phase conductor section 10 under tension.
  • the fluid receiving space is filled with an electrically insulating fluid.
  • the electrically insulating fluid surrounds and surrounds the components which are arranged within the fluid receiving chamber 4. Accordingly, the flexible phase conductor section 10 is surrounded by the electrically insulating fluid and electrically insulated by this.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Gas-Insulated Switchgears (AREA)
  • Contacts (AREA)

Abstract

La présente invention concerne un ensemble conducteur de phase qui comporte un segment (10) souple. Ledit segment (10) souple des conducteurs de phase vient en contact avec deux points de contact (11, 12) mobiles l'un par rapport à l'autre, un dispositif de support (15) étant associé au segment (10) souple.
PCT/EP2017/053989 2016-03-22 2017-02-22 Ensemble conducteur de phase Ceased WO2017162392A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016204668.3A DE102016204668A1 (de) 2016-03-22 2016-03-22 Phasenleiteranordnung
DE102016204668.3 2016-03-22

Publications (1)

Publication Number Publication Date
WO2017162392A1 true WO2017162392A1 (fr) 2017-09-28

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ID=58191401

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2017/053989 Ceased WO2017162392A1 (fr) 2016-03-22 2017-02-22 Ensemble conducteur de phase

Country Status (2)

Country Link
DE (1) DE102016204668A1 (fr)
WO (1) WO2017162392A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3993193A1 (fr) * 2020-10-29 2022-05-04 TenneT TSO GmbH Connecteur enfichable haute tension à isolation gazeuse, comportant une enveloppe sous pression, une première partie de l'enveloppe formant un connecteur femelle et une seconde partie de l'enveloppe formant un connecteur mâle
EP3993194A1 (fr) * 2020-11-03 2022-05-04 TenneT TSO GmbH Contact haute tension pour une connexion haute tension tolérable aux imperfections géométriques, ainsi que connecteur enfichable haute tension doté d'un tel contact haute tension
CN115938827A (zh) * 2022-12-17 2023-04-07 河南平高电气股份有限公司 一种主母线导体、主母线导体组件和隔离接地开关

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4675473A (en) * 1986-10-30 1987-06-23 Mcdermott Incorporated Flexible conductor for welding
DE8911787U1 (de) 1989-09-29 1989-11-23 Siemens AG, 1000 Berlin und 8000 München Erdungsschalter für eine metallgekapselte, druckgasisolierte Hochspannungsschaltanlage
EP0897183A2 (fr) * 1997-08-13 1999-02-17 Erico Gmbh Dispositif de commutation pour courant fort
DE19932996A1 (de) * 1999-07-09 2001-02-08 Mitsubishi Electric Corp Flexibler Leiter und damit hergestellte Schalteinrichtung
DE102008011043B3 (de) * 2008-02-22 2009-07-30 Siemens Aktiengesellschaft Vakuumleistungsschalter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2063442A1 (fr) * 2007-11-20 2009-05-27 ABB Technology AG Commutateur de puissance à conducteurs flexibles

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4675473A (en) * 1986-10-30 1987-06-23 Mcdermott Incorporated Flexible conductor for welding
DE8911787U1 (de) 1989-09-29 1989-11-23 Siemens AG, 1000 Berlin und 8000 München Erdungsschalter für eine metallgekapselte, druckgasisolierte Hochspannungsschaltanlage
EP0897183A2 (fr) * 1997-08-13 1999-02-17 Erico Gmbh Dispositif de commutation pour courant fort
DE19932996A1 (de) * 1999-07-09 2001-02-08 Mitsubishi Electric Corp Flexibler Leiter und damit hergestellte Schalteinrichtung
DE102008011043B3 (de) * 2008-02-22 2009-07-30 Siemens Aktiengesellschaft Vakuumleistungsschalter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3993193A1 (fr) * 2020-10-29 2022-05-04 TenneT TSO GmbH Connecteur enfichable haute tension à isolation gazeuse, comportant une enveloppe sous pression, une première partie de l'enveloppe formant un connecteur femelle et une seconde partie de l'enveloppe formant un connecteur mâle
EP3993194A1 (fr) * 2020-11-03 2022-05-04 TenneT TSO GmbH Contact haute tension pour une connexion haute tension tolérable aux imperfections géométriques, ainsi que connecteur enfichable haute tension doté d'un tel contact haute tension
CN115938827A (zh) * 2022-12-17 2023-04-07 河南平高电气股份有限公司 一种主母线导体、主母线导体组件和隔离接地开关

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