[go: up one dir, main page]

EP3830848B1 - Agencement et procédé de décharge de potentiel dans la technique liée aux hautes tensions - Google Patents

Agencement et procédé de décharge de potentiel dans la technique liée aux hautes tensions Download PDF

Info

Publication number
EP3830848B1
EP3830848B1 EP19761737.6A EP19761737A EP3830848B1 EP 3830848 B1 EP3830848 B1 EP 3830848B1 EP 19761737 A EP19761737 A EP 19761737A EP 3830848 B1 EP3830848 B1 EP 3830848B1
Authority
EP
European Patent Office
Prior art keywords
arrangement
electrically conductive
film
insulating film
electrically
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.)
Active
Application number
EP19761737.6A
Other languages
German (de)
English (en)
Other versions
EP3830848A1 (fr
Inventor
Sebastian Müller
Udo Prucker
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.)
HSP Hochspannungsgeraete GmbH
Original Assignee
HSP Hochspannungsgeraete GmbH
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 HSP Hochspannungsgeraete GmbH filed Critical HSP Hochspannungsgeraete GmbH
Publication of EP3830848A1 publication Critical patent/EP3830848A1/fr
Application granted granted Critical
Publication of EP3830848B1 publication Critical patent/EP3830848B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/288—Shielding
    • H01F27/2885—Shielding with shields or electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/26—Lead-in insulators; Lead-through insulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/26—Lead-in insulators; Lead-through insulators
    • H01B17/28—Capacitor type

Definitions

  • the invention relates to an arrangement and a method for potential control in high-voltage technology, with at least one fitting body, electrically insulating film and electrically conductive regions, wherein the electrically conductive regions are arranged between layers of the electrically insulating film, and at least parts of the electrically insulating film are arranged around the at least one fitting body.
  • high-voltage parts of outdoor installations are electrically insulated from earth potential by porcelain and/or composite insulators.
  • the potential between high voltage and earth potential is controlled as homogeneously as possible, i.e., a uniform potential distribution is created along the insulator. Control is achieved at low voltage levels using a control electrode; at higher voltage levels, a larger insulator diameter and/or larger designs are also necessary, associated with significantly greater material usage.
  • AC applications alternating voltage applications
  • DC applications direct voltage applications
  • the resulting resistive potential distribution is decisive.
  • a control is known which is carried out via a few electrodes mechanically coupled to each other by insulating pieces. This electrode arrangement enables a coarsely controlled control.
  • a potential control can be carried out via a RIP, ie a Resin-impregnated paper control is used.
  • a multitude of aluminum coatings, separated by paper layers, are wound cylindrically onto a winding body and impregnated with cast resin, creating a solid resin cylinder.
  • a measuring transformer which has a conical insulation arranged around a grounded shielding tube.
  • the object of the present invention is to provide an arrangement and a method for potential control in high-voltage technology that are suitable for AC and DC applications.
  • the object is to provide an arrangement for potential control that is suitable for AC applications and is equally suitable for DC applications.
  • the specified object is achieved according to the invention by an arrangement for potential control in high-voltage technology with the features according to patent claim 1 and/or by a method for potential control in high-voltage technology, using the previously described arrangement, according to patent claim 13.
  • Advantageous embodiments of the arrangement according to the invention for potential control in high-voltage technology and/or of the method for potential control in high-voltage technology, using the previously described arrangement, are specified in the subclaims.
  • An arrangement according to the invention for potential control in high-voltage technology comprises at least one fitting body, an electrically insulating foil, and electrically conductive regions, wherein the electrically conductive regions are arranged between layers of the electrically insulating foil. At least parts of the electrically insulating foil are arranged around the at least one fitting body. The arrangement is designed for direct current applications.
  • DC direct current
  • AC alternating current
  • the electrically conductive areas between layers of the electrically insulating foil can be designed as potential-sensing coatings.
  • At least one fitting body can be designed as a first potential-sensing coating. By using the fitting body as the first potential-sensing coating, one potential-sensing coating can be eliminated and the manufacture of the assembly simplified. Electrical contacting of the fitting body is simple, stable, and cost-effective, e.g., via an eyelet.
  • the arrangement can be rotationally symmetrical, in particular circular-cylindrical, with the at least one fitting body, in particular in the manner of a winding tube, arranged at a first end in the interior, and with a cylindrical jacket tube, in particular a slotted jacket tube, arranged at a second end on the outside.
  • the winding of the electrically insulating film with electrically conductive Areas between layers of the electrically insulating foil are easily possible in rotationally symmetrical arrangements, without, for example, breaks at edges and/or corners.
  • the electrically insulating foil can be at least partially wrapped around the at least one fitting body, with electrically conductive regions electrically insulated from one another by the foil, wherein a plurality of electrical contacts to an electrically conductive region are formed via openings in an outer layer of the foil.
  • At least one electrical contact can be formed by an electrically conductive foil strip, in particular an aluminum foil strip, which is passed through the opening.
  • an electrically conductive foil strip in particular an aluminum foil strip, which is passed through the opening.
  • several, in particular three, electrical contacts to an electrically conductive region are formed via openings in the outer layer of the film, in particular via three openings arranged on a circumferential radius, each offset by 120 degrees from one another. This provides good electrical contact with a favorable field distribution.
  • At least one electrical contact may be clamped between the radially outermost electrically conductive region and the outer layer of the
  • the foil has one opening, and/or can be passed flat through the opening, and/or can be clamped between the outer layer of the foil and the casing tube, in particular, through a slot in the casing tube. Clamping is easy to manufacture, inexpensive, and creates a highly electrically conductive, mechanically stable contact when the foil is tightly wound.
  • the foil can comprise an electrically insulating polymer and/or paper, particularly impregnated with resin. This provides good electrical insulation across the foil.
  • the fitting body and/or the jacket tube can be made of an electrically conductive material, particularly metal, particularly copper, aluminum, and/or steel. This enables good electrical contact of the assembly via the fitting body and/or the jacket tube.
  • the fitting body may comprise at least one electrical contact connection, in particular in the form of a socket, for connecting an earth potential.
  • the electrically conductive regions can be formed between layers of the electrically insulating film from a metallic coating of the film or an inserted metallic foil, in particular with a substantially cylindrical shell shape of each conductive region between adjacent layers of the electrically insulating film, in particular spatially offset from one another along the longitudinal axis of the arrangement.
  • a metallic coating of the film or an inserted metallic foil are easy to wrap with the film and cost-effective.
  • the arrangement can have the same spatial dimensions as those designed for a higher AC high voltage level, in particular with dimensions for an AC high voltage level exactly one higher. This allows arrangements to be produced and used in larger quantities without having to be specifically developed for DC high voltages and produced in small quantities.
  • a method according to the invention for the homogeneous control of high-voltage potentials along at least one insulator with a previously described arrangement comprises reducing and/or avoiding resistive equalizing currents along the electrically insulating foil by designing for higher voltage levels, and/or by an armature body which acts as a first potential control coating, and/or by electrically contacting the outermost electrically conductive region between layers of electrically insulating foil via an electrical contact through an opening in the outer layer of the insulating foil.
  • FIG. 1 A RIP (Resign Impregnated Paper) bushing 1 for use in high-voltage technology is shown schematically in a partial sectional view, viewed from one side.
  • the bushing 1 comprises an arrangement 27 according to the invention for potential control for direct current applications, particularly in 550 kV DC bushings.
  • the bushing 1 is cylindrical or constructed from two oppositely directed truncated cones, i.e., it is rotationally symmetrical with a longitudinal axis along a rod-shaped guide pin 5, with the guide pin 5 forming the longitudinal axis.
  • the arrangement 27 according to the invention for potential control is arranged, in particular, in a form-fitting manner around the guide pin 5.
  • the guide pin 5 is, for example, a cylindrical metal rod made of copper, aluminum, and/or steel.
  • the arrangement 27 comprises an insulating body 3 made of, for example, layers of an electrically insulating film wound around the guide pin 5, which comprises electrically conductive regions 4 between the layers.
  • the electrically conductive regions 4 are designed as potential control coatings and are arranged, for example, offset from one another, overlapping along the longitudinal axis of the arrangement 27 between the layers of the insulating film.
  • the electrically conductive regions 4 are designed, for example, as a metallic coating of the electrically insulating film or as a metallic foil inserted between layers of the insulating film.
  • the electrically conductive regions 4 consist, for example, of and/or comprise an electrically conductive material, in particular a metal, e.g., copper, aluminum, and/or steel.
  • the electrically insulating film consists of and/or comprises paper, in particular resin-impregnated paper. Alternatively or additionally, electrically insulating polymers can be used as the electrically insulating film.
  • the bushing 1 can be used, for example, to connect transformers located in a housing.
  • a flange 6 is arranged around the circumference of the inventive arrangement 27, centrally along the longitudinal axis of the bushing 1, in the area where the bushing 1 passes through the wall of the transformer housing.
  • the flange 6 includes, for example, a measuring connection 7 and a drain valve 8, and seals the inner area of the transformer housing. which is filled with oil, for example, from the outside, e.g., a gas or air area.
  • One end of the bushing 1 encompasses the gas-side connection 2 outside the transformer housing, and the opposite end encompasses the transformer-side connection 9.
  • an electrode 10 is arranged in a ring around the connection 9.
  • a high-voltage measuring transformer 11 as an outdoor installation for use in high-voltage technology is shown schematically in a partial sectional view, viewed from one side.
  • the high-voltage measuring transformer 11 comprises a housing 12 with a post insulator 15 and a pressure vessel 16, as well as the arrangement 27 according to the invention for potential control in direct current applications, which protrudes from the pressure vessel 16 into the post insulator 15.
  • a measuring device 13 of the high-voltage measuring transformer 11 is arranged in the pressure vessel 6.
  • the measuring device 13 is designed to measure a DC current in the range of several hundred to several thousand amperes and/or to measure a voltage in the range of several thousand volts, in particular in the range of 145 to 800 kV.
  • the measuring device 13 is designed as a current and/or voltage transformer, or as a combination transformer.
  • the measuring device 13 comprises a current conductor arranged inside the pressure vessel 16 and surrounded by an annular coil encircling the current conductor.
  • the current conductor is electrically connected outside the pressure vessel 16 via electrical connections 22 to an electrical network, an electrical consumer, and/or a power generation device.
  • the measuring coil is connected via electrically insulated lines to a terminal box 23, in which measuring devices, sensors, and/or data processing, data transmission, and/or data recording devices for measuring signals and their evaluation or transmission are arranged or can be connected.
  • the pressure vessel 16 of the high-voltage instrument transformer 11 is arranged on the post insulator 15, which is columnar and upright, mounted on a support 17.
  • the support 17 comprises, for example, intersecting steel beams and is mounted on a foundation, which is not shown in the figures for the sake of simplicity.
  • the column-shaped post insulator 15 is attached to the support 17 at one end, which is sealed gas-tight.
  • the terminal box 23 is attached to the column-shaped post insulator 15 at this end, and devices such as a filling connection 19, a test connection 20, and/or a density monitor 21 are arranged at this end.
  • the post insulator 15 and the pressure vessel 16 are filled, for example, with SF 6 and/or clean air as the insulating gas 14 and are sealed gas-tight as the housing 12. Filling can take place via the filling connection 19, and the tightness and gas pressure inside can be checked via the test connection 20 and the density monitor 21.
  • the pressure vessel 16 is pot-shaped and arranged on the post insulator 15. It has a bursting disc as the overpressure device 18 at the upper end of the pressure vessel 16.
  • the overpressure can be released upwards from the housing 12 by the bursting disc bursting. This prevents, for example, an explosion of the support insulator 15 and/or the pressure vessel 16, in which persons in the surrounding area could be injured by flying debris.
  • the pressure vessel 16 is made of steel, cast iron, and/or aluminum, for example, with a wall thickness that can withstand an insulating gas pressure of, for example, 6 to 15 bar over a long period of time.
  • the wall thickness is, for example, in the range of millimeters. up to centimeters.
  • the columnar post insulator 15 is hollow on the inside, with a wall thickness that also withstands the insulating gas pressure of, for example, 6 to 15 bar over the long term and supports the weight of the pressure vessel 16 with the connected loads attached to it.
  • the post insulator 15 is made of, for example, ceramic, silicone, and/or a composite material.
  • the outer circumference of the post insulator 15 has annular lamellae surrounding the outer circumference, arranged at regular intervals along the longitudinal axis of the columnar post insulator 15. This lengthens the leakage current path along the longitudinal axis of the columnar post insulator 15 and improves the external insulating effect of the post insulator 15.
  • a discharge pipe 26 for grounding the measuring device 13 is arranged along the longitudinal axis.
  • a control electrode 25 is arranged rotationally symmetrically around the discharge pipe 26 in the upper region of the post insulator 15 to improve the field distribution in that region.
  • the control electrode 25 and/or the discharge pipe 26 are formed, in particular, from highly electrically conductive metals such as copper and/or steel.
  • the arrangement 27 according to the invention for potential control is arranged, in particular, rotationally symmetrically around the discharge pipe 26.
  • the arrangement 27 according to the invention extends along the longitudinal axis of the discharge pipe 26 and encloses the circumference of the discharge pipe 26.
  • the arrangement 27 according to the invention extends from the compressed gas vessel 16 into the post insulator 15 along the central axis of the post insulator 15.
  • the arrangement 27 according to the invention provides potential control from the high-voltage potential of the current conductor to ground potential in the area of the terminal box 23.
  • FIG 3 are schematically shown in sectional view the ends of the arrangement 27 according to the invention of the Figures 1 and 2 enlarged.
  • One end i.e. in Figure 3 the left end, corresponds the area of the end of the bushing 1 with the gas-side connection 2 in Figure 1 and the second end, ie in Figure 3 the right end, corresponds to the area of the transformer-side connection 9 in Figure 1
  • One end comprises a fitting body 28, which serves as a winding mandrel or winding tube and as the first potential control coating.
  • the first layer of insulating foil 29 is wound onto the fitting body 28, in particular in a form-fitting manner.
  • the second end in Figure 3 comprises a jacket tube 32.
  • the jacket tube 32 is pushed onto the last, outer layer of the insulating foil 29, in particular in a form-fitting manner.
  • the inventive arrangement 27 is electrically contacted via the fitting body 28 and the jacket tube 32, and the potential is controlled between the two ends of the arrangement 27 via the electrically conductive areas or control coatings 4, which are arranged or wound offset between the layers of insulating foil 29.
  • Figure 4 shows the end of the inventive arrangement 27 with the fitting body 28 in an enlarged detail.
  • the fitting body 28 comprises electrical contact terminals 33, in particular in the form of oil seals, for electrical contact, e.g., with ground potential. Lines for electrical contact can, for example, be clamped and/or screwed and/or soldered into the oil seals.
  • An overlap of the fitting body 28 as the first control coating with a first inner electrically conductive region 4 or control coating wound between insulating foil 29 is shown in Figure 4 shown as an example. Other examples not shown in Figure 4
  • the control coatings shown or the electrically conductive areas 4 wound between insulating foil 29 enable the potential control over the entire length of the inventive arrangement 27.
  • FIG 5 is a section of the second end of the inventive arrangement 27, ie in Figure 3 the right end, which corresponds, for example, to the area of the transformer-side connection 9 in Figure 1 corresponds, shown enlarged.
  • the casing pipe 32 is arranged on the last, outer layer of the insulating film 29, in particular in a form-fitting manner, in particular pushed onto the layer of the film 29. Windows or openings 31 are incorporated in the outer layer of the insulating film 29, through which several electrical contacts 30 are led to the underlying electrically conductive region 4.
  • the contact 30 is produced, for example, via a conductive strip, in particular a flat conductive strip made of aluminum, copper and/or steel, which is clamped between the electrically conductive region 4 and the outer layer of the insulating foil 29, is guided through the opening 31 and is clamped between the jacket tube 32 and the outer layer of the insulating foil 29.
  • a conductive strip in particular a flat conductive strip made of aluminum, copper and/or steel
  • the electrical contact 30, in particular in the form of a conductor strip or flat conductor band, is guided, for example, via continuous slots in the casing tube 32 to the outer circumference of the inventive arrangement 27 and can be contacted to the outside, in particular with high electrical potential, for example by clamping, soldering and/or screwing.
  • Several, in particular three, slots arranged offset from one another by 120 degrees along the outer circumference of the casing tube 32, with respective openings 31 arranged in the region in the outer layer of the insulating film 29, can be formed in the arrangement 27 according to the invention.
  • outer electrically conductive region 4 to be electrically contacted, i.e., the region 4 which is furthest outside along the radius perpendicular to the longitudinal axis of the circular cross-section of the arrangement 27, via a slot and a conductor strip 30 which is guided outwards through the respective opening 31 and slot.
  • a good, stable electrical contact can be established between the outer electrically conductive region 4 and, for example, electrical lines on the outer circumference of the inventive arrangement 27.
  • radially successive regions 4 overlap along the longitudinal axis of the arrangement 27 according to the invention, each separated in particular by a layer of insulating foil 29.
  • the jacket tube 32 pushed onto the wound, alternating layers of insulating foil 4 with conductive regions 4 in between is, for example, rounded at the end pointing towards the fitting body 28 in order to prevent excessive voltage at the edges.
  • more or fewer than three slits, offset by 120 degrees, with respective openings 31 arranged in the area in the outer layer of the insulating film 29 can be formed in the arrangement 27 according to the invention.
  • one opening 31 and/or slit can be formed, or two openings 31 and/or slits can be formed, radially opposite one another along the circumference of the arrangement 27.
  • Four openings 31 and/or slits, each offset by 90 degrees from one another along the circumference, can also be included.
  • openings e.g. in a rectangular or square shape, can also be provided in the casing tube 32, through which a conductive strip 30 is guided.
  • Conductive strips 30 can be guided along the outer electrically conductive region 4, clamped by the outer layer of insulating foil 29, along the longitudinal axis of the arrangement 27 according to the invention, folded in the region of the opening 30 by 45° in the direction perpendicular to the longitudinal axis, guided outward through the opening, clamped by the jacket tube 32, and guided outward in the direction perpendicular to the longitudinal axis through a slit in the jacket tube 32.
  • Guide strips 30 can also be used, for example in Figure 5 As shown, it can be guided along the outer electrically conductive region 4, clamped by the outer layer of insulating film 29, along the longitudinal axis of the arrangement 27 according to the invention, folded in the region of the opening 30 by 360 degrees in the opposite direction along the longitudinal axis, guided outwards through the opening and clamped by the jacket tube 32, folded by 45 degrees in a direction perpendicular to the longitudinal axis, and guided outwards through a slit in the jacket tube 32.
  • Other forms of folding and guiding the conductor strip 30, in particular depending on the shape and arrangement of the opening 31 in the outer layer of film 29 and the opening, in particular slits in the jacket tube 32, are also possible.
  • the arrangement 27 according to the invention prevents resistive compensating currents along the electrically insulating foil 29.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Insulators (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Insulating Bodies (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)

Claims (13)

  1. Agencement (27) pour la régulation de potentiel dans la technique liée à des hautes tensions, conçu pour des applications à courant continu, comprenant au moins un corps d'armature (28), une feuille électriquement isolante (29) et des zones électriquement conductrices (4), les zones électriquement conductrices (4) étant disposées entre des couches de la feuille électriquement isolante (29), et au moins des parties de la feuille électriquement isolante (29) sont disposées autour dudit au moins un corps d'armature (28),
    caractérisé en ce que
    plusieurs contacts électriques (30) sont formés vers une zone électriquement conductrice (4) par des ouvertures (31) dans la couche extérieure de la feuille (29).
  2. Agencement (27) selon la revendication 1,
    caractérisé en ce que
    les zones électriquement conductrices (4) entre des couches de la feuille électriquement isolante (29) sont sous la forme de revêtements de commande de potentiel et en ce qu'au moins un corps d'armature (28) est sous la forme d'un premier revêtement de commande de potentiel.
  3. Agencement (27) selon l'une des revendications précédentes, caractérisé en ce que
    l'agencement (27) est réalisé à symétrie de révolution, en particulier en forme de cylindre circulaire, avec ledit au moins un corps d'armature (28), en particulier à la manière d'un tube d'enroulement, disposé à l'intérieur à une première extrémité, et avec un tube d'enveloppe (32) cylindrique, en particulier un tube d'enveloppe (32) fendu, disposé à l'extérieur à une deuxième extrémité.
  4. Agencement (27) selon l'une des revendications précédentes, caractérisé en ce que
    la feuille électriquement isolante (29) est enroulé au moins partiellement autour dudit au moins un corps d'armature (28), avec des zones électriquement conductrices (4) isolées électriquement les unes des autres au moyen de la feuille (29), au moins un contact électrique (30) avec une zone électriquement conductrice (4) étant réalisé au moyen d'une ouverture (31) dans une couche notamment extérieure de la feuille (29).
  5. Agencement (27) selon la revendication 4,
    caractérisé en ce que
    trois contacts électriques (30) sont formés vers une zone électriquement conductrice (4) au moyen d'ouvertures (31) dans la couche extérieure de la feuille (29), par trois ouvertures (31) aménagées sur un rayon périphérique respectivement décalées de 120 degrés les unes par rapport aux autres.
  6. Agencement (27) selon l'une des revendications 4 ou 5, caractérisé en ce que
    ledit au moins un contact électrique (30) est formé par une bande de feuille électriquement conductrice, en particulier une bande de feuille d'aluminium, qui est passée à travers l'ouverture (31).
  7. Agencement (27) selon l'une des revendications 4 à 6, caractérisé en ce que
    ledit au moins un contact électrique (30) est serré entre la zone électriquement conductrice (4) située le plus à l'extérieur dans la direction radiale et la couche extérieure de la feuille (29) avec une ouverture (31), et/ou est passé à plat à travers l'ouverture (31), et/ou est serré entre la couche extérieure de la feuille (29) et le tube d'enveloppe (32), en particulier guidé vers l'extérieur par une fente respective dans le tube d'enveloppe (32).
  8. Agencement (27) selon l'une des revendications 4 à 7, caractérisé en ce que
    ledit au moins un contact électrique (30) est réalisé en forme de bande plate et/ou est plié à l'extérieur selon un angle de sensiblement 45 degrés le long de la périphérie extérieure du tube d'enveloppe (32) de forme cylindrique, en particulier agencé avec une direction longitudinale le long d'une périphérie circulaire du tube d'enveloppe (32).
  9. Agencement (27) selon l'une des revendications précédentes, caractérisé en ce que
    la feuille (29) comprend un polymère et/ou un papier électriquement isolant, notamment imprégné de résine, et/ou en ce que le corps d'armature (28) et/ou en ce que le tube d'enveloppe (32) est en un matériau électriquement conducteur, notamment en métal, en particulier en cuivre, en aluminium et/ou en acier.
  10. Agencement (27) selon l'une des revendications précédentes, caractérisé en ce que
    le corps d'armature (28) comprend au moins un raccord de contact électrique (33), notamment sous la forme d'une douille, pour le raccordement d'un potentiel de terre.
  11. Agencement (27) selon l'une des revendications précédentes, caractérisé en ce que
    les zones électriquement conductrices (4) entre des couches de la feuille électriquement isolante (29) sont formées d'un revêtement métallique de la feuille (29) ou d'une feuille métallique insérée, en particulier avec une forme d'enveloppe sensiblement cylindrique de chaque zone conductrice (4) entre des couches adjacentes de la feuille électriquement isolante (29), en particulier respectivement décalées spatialement les unes par rapport aux autres le long de l'axe longitudinal de l'agencement (27).
  12. Agencement (27) selon l'une des revendications précédentes, caractérisé en ce que
    l'agencement (27), pour des applications à courant continu pour une haute tension en courant continu, présente spatialement les dimensions qui sont conçues pour une haute tension en courant alternatif d'un niveau supérieur, en particulier avec des dimensions pour exactement un niveau de haute tension en courant alternatif supérieur à la haute tension en courant alternatif.
  13. Procédé de commande homogène de potentiels de haute tension le long d'au moins un isolateur avec un agencement (27) selon l'une des revendications précédentes,
    caractérisé en ce que
    des courants de compensation résistifs le long de la feuille électriquement isolante (29) sont réduits et/ou évités par une conception pour des niveaux de tension plus élevés, et/ou par un corps d'armature (28) qui agit comme une première couche de commande de potentiel, et par la mise en contact électrique de la zone électriquement conductrice la plus extérieure (4) entre des couches de feuille électriquement isolante (239) au moyen de plusieurs contacts électriques (30) à travers des ouvertures (31) formées dans la couche extérieure de la feuille isolant (29).
EP19761737.6A 2018-09-07 2019-08-08 Agencement et procédé de décharge de potentiel dans la technique liée aux hautes tensions Active EP3830848B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018215274.8A DE102018215274A1 (de) 2018-09-07 2018-09-07 Anordnung und Verfahren zur Potentialabsteuerung in der Hochspannungstechnik
PCT/EP2019/071291 WO2020048720A1 (fr) 2018-09-07 2019-08-08 Agencement et procédé de décharge de potentiel dans la technique liée aux hautes tensions

Publications (2)

Publication Number Publication Date
EP3830848A1 EP3830848A1 (fr) 2021-06-09
EP3830848B1 true EP3830848B1 (fr) 2025-03-19

Family

ID=67809411

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19761737.6A Active EP3830848B1 (fr) 2018-09-07 2019-08-08 Agencement et procédé de décharge de potentiel dans la technique liée aux hautes tensions

Country Status (7)

Country Link
US (1) US12131860B2 (fr)
EP (1) EP3830848B1 (fr)
CN (1) CN112868077B (fr)
CA (1) CA3111846A1 (fr)
CL (1) CL2021000545A1 (fr)
DE (1) DE102018215274A1 (fr)
WO (1) WO2020048720A1 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3055968A (en) * 1960-12-14 1962-09-25 Mc Graw Edison Co Condenser bushing

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2327629A1 (de) * 1973-05-30 1974-12-12 Siemens Ag Durchfuehrungsisolator fuer hochspannungseinrichtungen und verfahren zu seiner herstellung
GB1464047A (en) * 1973-12-07 1977-02-09 Meidensha Electric Mfg Co Ltd Instrument transformer
US3875327A (en) 1974-06-06 1975-04-01 Westinghouse Electric Corp Electrical bushing having a spiral tap assembly
DE3001810A1 (de) * 1980-01-18 1981-07-23 Siemens AG, 1000 Berlin und 8000 München Folienisolierte hochspannungsdurchfuehrung mit potentialsteuereinlagen
US4500745A (en) * 1983-03-03 1985-02-19 Interpace Corporation Hybrid electrical insulator bushing
JPS60143520A (ja) * 1983-12-29 1985-07-29 三菱電機株式会社 ガスブツシング
SE464898B (sv) * 1989-10-31 1991-06-24 Asea Brown Boveri Kondensatorkropp foer faeltstyrning av en transformatorgenomfoerings anslutning till en transformatorlindnings uppledare hos stroemriktartransformatorer
JPH03143520A (ja) 1989-10-27 1991-06-19 Mitsubishi Kakoki Kaisha Ltd 吸着体および吸着材の再生方法
JPH05274939A (ja) * 1992-03-24 1993-10-22 Ngk Insulators Ltd 複数段接続式コンデンサ筒
DE4240118C1 (de) * 1992-11-30 1994-03-31 Ritz Messwandler Kg Durchführung, insbesondere für hohe Spannungen mit spezieller Elektrodenhalterung
DE19547120A1 (de) * 1995-12-16 1997-06-19 Sachsenwerk Ag Elektrode
US5952617A (en) * 1996-04-19 1999-09-14 Jersey Central Power & Light Company Power transformer and coupling means
JP2010514395A (ja) * 2006-12-20 2010-04-30 アーベーベー・リサーチ・リミテッド ブッシング及びこのブッシングを製造するための方法
CH698971A1 (de) * 2008-06-04 2009-12-15 Trench Switzerland Ag Isoliereinrichtung.
EP2431982B1 (fr) * 2010-09-21 2014-11-26 ABB Technology AG Ligne enfichable et installation haute tension dotée d'une telle ligne
DE102012200408A1 (de) * 2012-01-12 2013-07-18 Siemens Ag Verfahren zur Herstellung einer elektrischen Durchführung
DE102012204052B4 (de) * 2012-03-15 2022-12-29 Siemens Energy Global GmbH & Co. KG Hochspannungsdurchführung mit leitenden Einlagen für Gleichspannung und Verfahren zu ihrer Herstellung
WO2015117823A1 (fr) * 2014-02-05 2015-08-13 Abb Technology Ltd Noyau de condensateur
DE102014004284B4 (de) * 2014-03-26 2019-11-14 Lapp Insulators Gmbh Hochspannungsdurchführung
DE102016205535A1 (de) * 2016-04-04 2017-10-05 Siemens Aktiengesellschaft Hochspannungsdurchführung
DE102018205705A1 (de) 2018-04-16 2019-10-17 Siemens Aktiengesellschaft Messverfahren und Hochspannungsmesswandler mit Clean Air
EP3764379B1 (fr) 2019-07-12 2025-12-03 HSP Hochspannungsgeräte GmbH Transformateur d'instrument et procédé d'isolement de pièces

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3055968A (en) * 1960-12-14 1962-09-25 Mc Graw Edison Co Condenser bushing

Also Published As

Publication number Publication date
BR112021004217A2 (pt) 2021-05-25
CA3111846A1 (fr) 2020-03-12
CN112868077A (zh) 2021-05-28
DE102018215274A1 (de) 2020-03-12
US20210313109A1 (en) 2021-10-07
EP3830848A1 (fr) 2021-06-09
CN112868077B (zh) 2024-06-11
WO2020048720A1 (fr) 2020-03-12
CL2021000545A1 (es) 2021-09-24
US12131860B2 (en) 2024-10-29

Similar Documents

Publication Publication Date Title
EP2431982B1 (fr) Ligne enfichable et installation haute tension dotée d'une telle ligne
DE112010003127B4 (de) Spannungsumformer mit vakuumkondensator
DE1613798A1 (de) Hochspannungs-Stromwandler
CH664040A5 (de) Druckgasisolierter stromwandler.
DE4240118C1 (de) Durchführung, insbesondere für hohe Spannungen mit spezieller Elektrodenhalterung
EP2620958B1 (fr) Dispositif de blindage pour un élément de liaison à conduction électrique
EP2586045A1 (fr) Transformateur de courant
EP3830848B1 (fr) Agencement et procédé de décharge de potentiel dans la technique liée aux hautes tensions
DE102019211950B3 (de) Messen einer elektrischen Spannung an einem metallgekapselten Schaltgerät
DE2930672C2 (de) Spannungsteiler zur Messung hoher Wechselspannungen in Hochspannungsschaltanlagen
EP2846336B1 (fr) Connexion d'au moins quatre conducteurs électriques
EP3721516B1 (fr) Dispositif de pontage de câble conducteur et utilisation dans un procédé d'adaptation ou de fabrication pour pylônes de lignes électrique aérienne
EP4204823B1 (fr) Agencement de capteurs de champ destiné à être utilisé avec des tensions moyennes et hautes
EP4197073A1 (fr) Conducteur revêtu dans un appareil à haute tension et procédé pour augmenter la résistance diélectrique
EP2351056B1 (fr) Dispositif de barrières pour passage pour câbles
EP3281214B1 (fr) Convertisseur de courant et installation de commutation comprenant un convertisseur de courant
EP3185251B1 (fr) Traversée haute tension comprenant une prise de tension de séparateur de tension et procédé de production d'une traversée haute tension comprenant une prise de tension de séparateur de tension
EP3685411B1 (fr) Agencement d'enroulement
EP3266085B1 (fr) Élément de commande de champ pour fermetures d'extrémité de câbles de transfert d'énergie
DE102023206512A1 (de) Gehäuse für ein Hochspannungsgerät mit einem Aufnahmekanal für eine Sensoreinrichtung
EP3001433B1 (fr) Support isolant de connection électrique adapté a un transformateur
DE102016217076B4 (de) Kapazitiver Spannungswandler für Hoch- und Mittelspannungen und Verfahren zum Herstellen eines kapazitiven Spannungswandlers
EP2924698B1 (fr) Passage huile-huile et transformateur à huile
DE1713026U (de) Oelgefuellter messwandler der stuetzerbauweise.
DE102017217783A1 (de) Anordnung zum Anschluss an ein Hochspannungsnetz

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20210303

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Free format text: PREVIOUS MAIN CLASS: H01F0038300000

Ipc: H01F0027280000

Ref document number: 502019013086

Country of ref document: DE

RIC1 Information provided on ipc code assigned before grant

Ipc: H01B 17/28 20060101ALI20240403BHEP

Ipc: H01F 27/28 20060101AFI20240403BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20240523

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: HSP HOCHSPANNUNGSGERAETE GMBH

GRAJ Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted

Free format text: ORIGINAL CODE: EPIDOSDIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTC Intention to grant announced (deleted)
INTG Intention to grant announced

Effective date: 20241009

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

P01 Opt-out of the competence of the unified patent court (upc) registered

Free format text: CASE NUMBER: APP_6457/2025

Effective date: 20250207

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502019013086

Country of ref document: DE

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250619

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250619

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250620

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20250319

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250721

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20250827

Year of fee payment: 7

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20250820

Year of fee payment: 7

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BG

Payment date: 20250820

Year of fee payment: 7

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20250827

Year of fee payment: 7

Ref country code: FR

Payment date: 20250825

Year of fee payment: 7

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 20250827

Year of fee payment: 7

Ref country code: CH

Payment date: 20250901

Year of fee payment: 7

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250319

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20250719