EP1577904A1 - Hochspannungsdurchführung mit Feldsteuermaterial - Google Patents
Hochspannungsdurchführung mit Feldsteuermaterial Download PDFInfo
- Publication number
- EP1577904A1 EP1577904A1 EP04405151A EP04405151A EP1577904A1 EP 1577904 A1 EP1577904 A1 EP 1577904A1 EP 04405151 A EP04405151 A EP 04405151A EP 04405151 A EP04405151 A EP 04405151A EP 1577904 A1 EP1577904 A1 EP 1577904A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- field control
- control element
- field
- mounting flange
- bushing
- 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.)
- Granted
Links
- 230000005684 electric field Effects 0.000 title claims description 8
- 239000012212 insulator Substances 0.000 claims abstract description 65
- 239000002245 particle Substances 0.000 claims abstract description 22
- 239000011159 matrix material Substances 0.000 claims abstract description 9
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 8
- 239000004593 Epoxy Substances 0.000 claims abstract description 6
- 229920002943 EPDM rubber Polymers 0.000 claims abstract description 3
- 239000011521 glass Substances 0.000 claims abstract description 3
- 229920002725 thermoplastic elastomer Polymers 0.000 claims abstract description 3
- 238000012216 screening Methods 0.000 claims abstract 2
- 239000000463 material Substances 0.000 claims description 27
- 239000011248 coating agent Substances 0.000 claims description 22
- 238000000576 coating method Methods 0.000 claims description 22
- 238000011068 loading method Methods 0.000 claims description 15
- 238000009826 distribution Methods 0.000 claims description 8
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 2
- 229920001169 thermoplastic Polymers 0.000 claims description 2
- 239000004416 thermosoftening plastic Substances 0.000 claims description 2
- 239000012774 insulation material Substances 0.000 claims 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 abstract description 9
- 239000011787 zinc oxide Substances 0.000 abstract description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 2
- QHGNHLZPVBIIPX-UHFFFAOYSA-N tin(ii) oxide Chemical compound [Sn]=O QHGNHLZPVBIIPX-UHFFFAOYSA-N 0.000 abstract 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 abstract 2
- 238000009434 installation Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 12
- 229910052573 porcelain Inorganic materials 0.000 description 9
- 230000008901 benefit Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 239000004020 conductor Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000011152 fibreglass Substances 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 102100040287 GTP cyclohydrolase 1 feedback regulatory protein Human genes 0.000 description 1
- 101710185324 GTP cyclohydrolase 1 feedback regulatory protein Proteins 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- -1 gaseous) Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013521 mastic Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 235000021395 porridge Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H01B17/42—Means for obtaining improved distribution of voltage; Protection against arc discharges
Definitions
- the invention relates to the field of high or Medium voltage technology, in particular electrical Insulation and connection technology for grounded high-voltage apparatus. It starts from a dielectric Passage and a high voltage electrical apparatus according to the preamble of the independent claims.
- the invention relates to a prior art, such as it is known from WO 02/065486 A1.
- the field-controlling coating consists from varistor powder, z. B. from doped zinc oxide (ZnO), which is embedded in a polymer matrix.
- the FGM coating serves to even out the field distribution on the insulator surface and is distributed so that part of the material with both the ground electrode as well as with the high voltage electrode in electrical Contact stands. In this case, the FGM coating can Cover insulator length only partially and in the field loaded Electrode regions to be concentrated.
- the FGM coating can be applied to the insulator surface can be incorporated there into a shield be or can by a weatherproof, electrically insulating Protective layer to be shielded to the outside.
- a Equalization of the capacitive field load can characterized by alternating horizontal stripes or bands FGM coating and insulator material can be realized.
- the FGM coating in shape a glaze or a paint applied or in a porridge or mixed in clay, on the porcelain insulator applied and there to a glaze or a ceramic layer be burned.
- the matrix for the FGM coating a polymer, an adhesive, a Casting compound or a mastic or gel.
- EP 1 042 756 describes a glass fiber reinforced insulator tube disclosed on the inner surface and optionally also outer surface is impregnated with a resin, which is a particulate filler with varistor properties, in particular zinc oxide.
- the GRP pipe can be made by winding a fiberglass net be, at least on the outer layers with the varistor-filled resin is impregnated.
- FIG. 3.151 a feedthrough with a ground-side shielding electrode arranged inside the insulator tube is indicated.
- the shielding electrode By the shielding electrode, a field control is achieved in the region of the ground-side mounting flange such that the heavily field-loaded zone is field-relieved at the transition from flange to insulator.
- Such internal shielding electrodes are in pressure gas-insulated bushings, z. B.
- the insulator comprises an insulator body Porcelain or composite material and a shield made of Porcelain or silicone.
- the shield has a variable Insulator screen density on.
- Isolatorend Scheme is turn the known shield electrode between insulator body and conductor available. It is now proposed in the heavily field-loaded Area where the shield electrode ends, an increased number of insulating screens. Due to the increased insulator screen density will provide improved field relief in the End region of the shield electrode achieved.
- Object of the present invention is to provide an improved dielectric implementation and an electrical High voltage apparatus and an electrical switchgear with indicate such an implementation. This task will according to the invention by the features of the independent claims solved.
- the invention consists in a dielectric implementation, in particular a high-voltage bushing for a high voltage electrical apparatus, comprising a Insulator part with a first mounting flange and a second mounting flange for mounting the bushing, wherein within the implementation in a field loading zone in the Area of the first mounting flange one for a desired Voltage level required shielding omitted is and instead for the purpose of field control in the field loading zone a nonlinear electrical and / or dielectric field control element on the insulator part is present in the region of the first mounting flange.
- a nonlinear electrical and / or dielectric field control element on the insulator part is present in the region of the first mounting flange.
- the field control material in terms of its nonlinear electrical and / or dielectric properties, its geometric Shape and its arrangement on the insulator part for the dielectric relief of the field loading zone without Shielding electrode for all operating conditions, in particular for surge voltages, designed.
- the field control can thus also the most critical field loading conditions without Master shielding electrode or shielding electrodes.
- design criteria for electrical design of the field control material indicated by a advantageous field control can be realized.
- Claim 6 indicates how with the field control on Simple way DC feedthroughs are built can.
- the embodiment according to claim 7 has the advantage that in particular the highest field loads in the range the Erdflansches with the field control material manageable are.
- the embodiments according to claim 8 and 9 have the Advantage that both flange regions through the field control materials independently from rollovers or Partial discharges are protected.
- Claim 10a gives various radial positions to the arrangement of the field control material on the insulator part.
- claim 10b has the advantage that a conventional GRP pipe (fiberglass reinforced plastic) or a conventional one Porcelain insulator by a self-supporting FGM pipe (Field control material tube) is replaceable.
- Claim 11 gives advantageous material components for the Field control.
- Claims 12 and 13 relate to a high voltage electrical apparatus and comprising an electrical switchgear an inventive implementation with the above Benefits.
- Fig. 1a shows a conventional gas-insulated dielectric feedthrough 1, in particular a high voltage feedthrough 1 for a high voltage electrical apparatus.
- the bushing 1 comprises an insulator part 2; 2a, 2b with a first ground-side mounting flange 4 for mounting the bushing 1 on a grounded housing 5 of an electrical apparatus (not shown) and a second voltage-side mounting flange 8 for mounting the bushing 1 to a high voltage part (not shown).
- the insulator part 2; 2a, 2b has a gas space 20 for an insulating gas 20 in the interior.
- the gas space 20 contains a dielectrically insulating gas 20, e.g. As air, compressed air, nitrogen, SF 6 or similar gas.
- the gas-insulated bushing 1 is thus hollow, typically hollow cylindrical, with an axis 3a, for receiving an electrical part 3 or at least one electrical conductor 3 in the gas space 20.
- the bushing 1 is usually used to connect the encapsulated electrical apparatus to ground potential 5 at High or medium voltage network.
- an internal shielding electrode 6, 6a is necessarily present in order to achieve field relief in the field-loaded zone 7, 7a at the lower ground flange 4 and to reduce or avoid partial discharges and flashovers.
- the shielding electrode 6, 6a is typically in electrical contact 46 with the ground flange 4. It protrudes into the gas space 20 and tapers generally conically upwards.
- Fig. 1b shows an example of a solid-insulated Procedure 1 according to the prior art.
- the insulator part 2, 2b as inside full-volume filled resin body 2 executed with an optional shield 2b.
- the insulator part 2, 2b thus has an insulation space in the interior for a solid insulating material 20.
- 3b and 3c designate the power connections.
- the insulator part 2, 2b surrounds the current conductor 3.
- the field control is again a shielding electrode 6, 6a in the field loading zone 7, 7a on the earth flange 4 and is with this electrically connected via a contact 46.
- Figs. 2a-2d and Fig. 3a-3b show embodiments for a gas-insulated or solid-insulated or otherwise isolated dielectric bushing 1 ', in accordance with the invention at least one shielding electrode 6; 6a, 6b without sacrificing dielectric strength or reliability was omitted.
- the shielding electrode 6; 6a, 6b is namely for the purpose of field control in the Field loading zone 7; 7a, 7b a non-linear electrical and / or dielectric field control element 9; 9a, 9b; 9i, 9o; 9s on the insulator part 2; 2a, 2b; 2c in the area of the first Mounting flange 4 available.
- the field control element 9; 9a 9b; 9i, 9o; 9s is used instead of the earlier in the insulator part 2; 2a, 2b; 2c arranged shielding electrode 6; 6a, 6b for the dielectric relief of the field loading zone 7; 7a, 7b.
- the field control element 9 to the dielectric Relief of the field loading zone 7 designed so that the flange region 7 is stress relieved.
- the field control element 9 in an intermediate layer 22nd between the GRP pipe (fiberglass-reinforced plastic and especially epoxy tube) 2a and the silicone shield 2b arranged in the form of a cylinder jacket-shaped coating 9.
- the field control element 9 by any known manufacturing or processing process, z. B. casting, spraying, winding, extrusion o. ⁇ ., be applied to the outside of the GRP pipe 2a.
- the field control element 9; 9a, 9b; 9i, 9o; 9s on: nonlinear electrical varistor characteristics and in particular a critical field strength, the varistor switching behavior the field control element 9; 9a, 9b; 9i, 9o; 9s characterized; and / or a high dielectric constant ⁇ , in particular ⁇ > 30, preferably ⁇ > 40 and especially preferably ⁇ > 50.
- the field control element 9 is in electrical Contact with the first mounting flange 4 and extends over a predeterminable length l along a longitudinal extent x of the insulator part 2; 2a, 2b. It has one predefinable thickness d or thickness distribution d (l) as a function of length l. Preferably, its length l is greater than or equal to a ratio of a maximum to be tested Surge voltage, in particular a lightning impulse, too the critical electric field strength. This design consideration applies with advantage for all embodiments, where the shielding electrode 6a in the Erdflansch Scheme 7a through the Field control element 9; 9a; 9i, 9o is replaced.
- the field control material 9, 9i is arranged on an inner side 21 of the GFRP pipe 2a and can additionally help to reduce surface charges there as well.
- the length l 1 is chosen here by way of example so that the field control layer 9, 9i is not in electrical contact with the counter flange 8.
- FIG. 2 c in addition to the field control element 9; 9a another field control element 9; 9b, which likewise has suitable nonlinear electrical and / or dielectric properties, in particular those as previously described for the field control element 9; 9a, and in addition in a field loading zone 7, 7b in the region of the second mounting flange 8 over a predetermined length l; l 2 and thickness d or d (l 2 ) on the insulator part 2; 2a, 2b is present.
- the further field control element 9 is used; 9b as a replacement for a shielding electrode 6b in the region of the second, here the upper, mounting flange 8.
- the field control element 9; 9a including the further field control element 9; 9b is selected in the intermediate layer 22.
- the further field control element 9; 9b in electrical contact with the second mounting flange 8 and / or is the further field control element 9; 9b by a field control material-free zone extending along the longitudinal extent of the insulator part 2; 2a, 2b extends from the field control element 9; 9a separated in the region of the first mounting flange 4.
- a first field control element 9; 9o in the intermediate layer 22 between the GRP pipe 2a and shield 2b and a second field control element 9, 9i on the inner side 21 of the GRP pipe 2a in the Erdflansch Scheme 7a be present.
- the first integrated and the second internal field control element 9o, 9i can be made of the same or other field control material and in particular varistor material.
- the associated thicknesses d o , d i and lengths l o , l i can be designed individually. By way of example, d i > d o and l i ⁇ l o are selected.
- Fig. 3a and Fig. 3b show an insulator part 2, 2c of a Porcelain hollow insulator 2c, on the inside 21 equipped with the field control layer 9, 9i. optional can additionally on the outside 23 a field control material coating 9o, z. B. in disjoint horizontal Strip 9o, preferably between insulator screens 2c and in particular in the lower Erdflansch Scheme 7a, available be.
- the field control material 9; 9a, 9b; 9i, 9o in a coating or even massive Shape to be present on an inner 21 and / or integrated in an intermediate layer 22 between Components 2a, 2b of the insulator part 2; 2a, 2b and / or on an outer side 23 of the insulator part 2; 2a, 2b; 2c is arranged.
- the field control material 9 takes over; 9s one mechanically supporting function.
- Such a field control material insulator tube 2; 2b including 9s is especially easy to set up and special thin in diameter.
- a preferred choice of material for the field control materials 9; 9a, 9b; 9i, 9o; 9s comprises a matrix filled with microvaristor particles and / or high dielectric constant particles.
- Suitable microvaristor particles are, for example, doped ZnO particles, TiO 2 particles or SnO 2 particles. High dielectric constant have z.
- ZnO Mikrovaristorpumblen these are typically sintered in a temperature range of 800 ° C to 1200 ° C. After rupture and optionally sieving of the sintered product, the microvaristor particles have a typical particle size of less than 125 .mu.m.
- the matrix is chosen application-specific and can, for. Example, an epoxy, silicone, EPDM, thermoplastic, thermoplastic elastomer or glass.
- the filling of the matrix with microvaristor particles may be, for example, between 20% by volume and 60% by volume.
- FIG. 5 shows calculations of the E field distribution E (x) normalized to a maximum E field E 0 as a function of the longitudinal coordinate x of the insulator part 2 and the time represented by successive snapshots a, b, c for a conventional implementation 1 with shielding electrode 6 according to FIG. 1 and D, E, F, G for an inventive implementation 1 '.
- the calculations were made for a SF 6 170 kV bushing with GRP pipe 2a and silicone shield 2b according to conventional structure 1 or inventive construction 1 '.
- Fig. 6 shows an insufficient design, wherein the field control element 9; 9a, 9b; 9i, 9o; 9s has too high electrical conductivity or the length l; l 1 , l 2 is too short.
- the E-field propagates along the field control layer 9; 9a, 9b; 9i, 9o; 9s, but is not degraded, so that at the end of the field control layer 9; 9a, 9b; 9i, 9o; 9s nevertheless again a field exaggeration occurs, which can lead to partial discharges, flashovers or breakdowns.
- too low electrical conductivity of the field control material 9; 9a, 9b; 9i, 9o; 9s the E-field can not be effectively controlled or controlled.
- the simple but effective rule can be stated that the field control element length l; l 1 , l 2 is greater than or equal to choose a ratio of a surge voltage to the critical electric field strength, the varistor switching behavior of the field control element 9; 9a, 9b; 9i, 9o; 9s characterized.
- inventive dielectric implementation 1 uses as implementation 1 ' in a high voltage electrical apparatus, in particular a disconnector, outdoor circuit-breaker, vacuum switch, Dead Tank Breaker, Current Transformer, Voltage Transformer, Transformer, Power capacitor or cable termination or in an electrical switchgear for high or low Medium voltage.
- the invention is also a high-voltage electrical apparatus, in particular a disconnector, Outdoor Circuit Breaker, Dead Tank Breaker, Current Transformer, Voltage transformer, transformer, power capacitor or cable termination, wherein a dielectric Implementation 1 'as described above is present.
- an electrical switchgear in particular a High or medium voltage switchgear comprising a claimed such high voltage electrical apparatus.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulators (AREA)
- Thermistors And Varistors (AREA)
Abstract
Description
- Fig. 1a, 1b
- zeigen im Querschnitt konventionelle Hochspannungsdurchführungen gemäss Stand der Technik;
- Fig. 2a-2d
- zeigen im Querschnitt Ausführungsformen einer FGM-Durchführung für ein GFK-Rohr mit Silikonbeschirmung und
- Fig. 2a
- einer durchgehenden FGM-Beschichtung
- Fig. 2b
- einer erdseitigen FGM-Beschichtung
- Fig. 2c
- je einer unabhängigen erdseitigen und hochspannungsseitigen FGM-Beschichtung und
- Fig. 2d
- einer innenseitigen und aussenseitigen FGMBeschichtung;
- Fig. 3a-3b
- zeigen im Querschnitt und in Draufsicht Ausführungsformen einer FGM-Durchführung für einen Porzellanisolator mit innenseitiger und optional aussenseitiger FGM-Beschichtung;
- Fig. 4
- zeigt im Querschnitt eine Ausführungsform für ein selbsttragendes Feldsteuerelement mit einer Silikonbeschirmung;
- Fig. 5
- zeigt für Blitzstosstests berechnete elektrische Oberflächen-Feldverteilungen E(x) als Funktion der Ortskoordinate x entlang der Durchführung und als Funktion der Zeit für konventionelle Durchführungen (a, b, c) und für eine erfindungsgemässe FGM-Durchführung (D, E, F, G); und
- Fig. 6
- zeigt eine unvorteilhafte Feldverteilung E(x) bei zu kurzer Länge oder zu grosser Leitfähigkeit der FGM-Beschichtung.
- 1
- Konventionelle Hochspannungsdurchführung
- 1'
- FGM-Hochspannungsdurchführung
- 2
- Selbsttragender Isolator
- 20
- Isolation (fest, flüssig, gelartig, gasförmig), Epoxy, Schaumstoff, Öl, Luft, SF6
- 21
- Innenseite des Isolatorteils
- 22
- Zwischenschicht des Isolatorteils
- 23
- Aussenseite des Isolatorteils
- 2a
- GFK-Rohr (glasfaserverstärkter Kunststoff), glasfaserverstärktes Epoxy-Rohr
- 2b
- Aussenisolator, Beschirmung, Silikon-Beschirmung
- 2c
- Porzellanisolator
- 3
- Stromleiter (auf Hochspannungspotential)
- 3a
- Mittelachse
- 3b
- Stromanschluss
- 3c
- Stromanschluss
- 4
- Flansch (geerdet), Erdflansch
- 46
- Kontaktierung zwischen Flansch und Abschirmelektrode
- 5
- Gehäuse von Hochspannungsapparat
- 6
- Abschirmelektrode
- 6a
- Abschirmelektrode, Erdungselektrode
- 6b
- Abschirmelektrode, Hochspannungselektrode
- 7
- Stark feldbelastete Zone
- 7a
- Feldbelastungszone im Erdflanschbereich
- 7b
- Feldbelastungszone im Hochspannungsflanschbereich
- 8
- Hochspannungsflansch
- 9
- Feldsteuerndes Material, FGM, Varistormaterial, feldsteuernde Beschichtung
- 9a
- FGM im Erdflanschbereich
- 9b
- FGM im Hochspannungsflanschbereich
- 9i
- FGM auf Isolator-Innenfläche
- 9o
- FGM auf Isolator-Aussenfläche
- 9s
- selbsttragendes feldsteuerndes Isolatorrohr
- a
- konventionelle Durchführung, nach 0,5 µs
- b
- konventionelle Durchführung, nach 2,2 µs
- c
- konventionelle Durchführung, nach 20 µs
- D
- FGM-Durchführung, nach 0,5 µs
- E
- FGM-Durchführung, nach 1,0 µs
- F
- FGM-Durchführung, nach 5 µs
- G
- FGM-Durchführung, nach 20 µs
- d, d(l)
- Dicke der feldsteuernden Beschichtung oder des feldsteuernden Rohrs
- di, do
- Dicke der feldsteuernden Innenschicht oder Aussenschicht
- l
- Länge der feldsteuernden Beschichtung oder des feldsteuernden Rohrs
- l1, l2
- Länge der feldsteuernden Beschichtung im Erdflanschbereich oder Hochspannungsflanschbereich
- E(x)
- elektrische Feldverteilung entlang Hochspannungsdurchführung
- Eo
- maximales elektrisches Feld, Normierungsfeld
- x
- Ortskoordinate entlang Längserstreckung der FGMDurchführung
Claims (13)
- Dielektrische Durchführung (1'), insbesondere Hochspannungsdurchführung (1') für einen elektrischen Hochspannungsapparat, umfassend einen Isolatorteil (2; 2a, 2b; 2c) mit einem ersten Montageflansch (4; 8) und einem zweiten Montageflansch (8; 4) zur Montage der Durchführung (1'), dadurch gekennzeichnet, dassa) innerhalb der Durchführung (1') in einer Feldbelastungszone (7; 7a, 7b) im Bereich des ersten Montageflansches (4; 8) eine für ein gewünschtes Spannungsniveau erforderliche Abschirmelektrode (6; 6a, 6b) weggelassen ist undb) stattdessen zum Zwecke der Feldsteuerung in der Feldbelastungszone (7; 7a, 7b) ein nichtlinear elektrisches und/oder dielektrisches Feldsteuerelement (9; 9a, 9b; 9i, 9o; 9s) am Isolatorteil (2; 2a, 2b; 2c) im Bereich des ersten Montageflansches (4; 8) vorhanden ist.
- Die Durchführung (1') nach Anspruch 1, dadurch gekennzeichnet, dass das Feldsteuerelement (9; 9a, 9b; 9i, 9o; 9s) hinsichtlich seiner nichtlinear elektrischen und/oder dielektrischen Eigenschaften, seiner geometrischen Gestalt und seiner Anordnung am Isolatorteil (2; 2a, 2b; 2c) zur dielektrischen Entlastung der Feldbelastungszone (7; 7a, 7b) ohne Abschirmelektrode (6; 6a, 6b) für alle Betriebszustände, insbesondere für Stossspannungen, ausgelegt ist.
- Die Durchführung (1') nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass das Feldsteuerelement (9; 9a, 9b; 9i, 9o; 9s) aufweist:a) nichtlinear elektrische Varistoreigenschaften und insbesondere eine kritische Feldstärke, die ein Varistor-Schaltverhalten des Feldsteuerelements (9; 9a, 9b; 9i, 9o; 9s) charakterisiert, und/oderb) eine hohe Dielektrizitätskonstante ε, insbesondere ε>30, bevorzugt ε>40 und besonders bevorzugt ε>50.
- Die Durchführung (1') nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass das Feldsteuerelement (9; 9a, 9b; 9i, 9o; 9s) in elektrischem Kontakt mit dem ersten Montageflansch (4; 8) steht, sich über eine vorgebbare Länge (l; l1, l2) entlang einer Längserstreckung (x) des Isolatorteils (2; 2a, 2b; 2c) erstreckt und eine vorgebbare Dicke (d) oder Dickenverteilung (d(l)) als Funktion der Länge (l; l1, l2) aufweist.
- Die Durchführung (1') nach Anspruch 3a und 4, dadurch gekennzeichnet, dass die Länge (l; l1, l2) grösser oder gleich einem Verhältnis einer maximalen zu prüfenden Stossspannung zu der kritischen elektrischen Feldstärke gewählt ist.
- Die Durchführung (1') nach Anspruch 3a und optional Anspruch 4, dadurch gekennzeichnet, dass das Feldsteuerelement (9; 9i, 9s) für Gleichstromanwendungen am Isolatorteil (2; 2a, 2b; 2c) vollflächig und entlang einer Längserstreckung (x) des Isolatorteils (2; 2a, 2b; 2c) durchgehend vorhanden ist und sowohl mit dem ersten Montageflansch (4; 8) als auch mit dem zweiten Montageflansch (8; 4) in elektrischem Kontakt steht.
- Die Durchführung (1') nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dassa) der erste Montageflansch (4) ein erdseitiger Montageflansch (4) zur Montage der Durchführung (1') an einem geerdeten Gehäuse (5) eines elektrischen Apparats ist und/oderb) der zweite Montageflansch (8) ein spannungsseitiger Montageflansch (8) zur Montage der Durchführung (1') an einem Hochspannungsteil ist und/oderc) der Isolatorteil (2; 2a, 2b; 2c) im Inneren einen Isolationsraum für ein Feststoffisolationsmaterial (20) oder für eine Isolationsflüssigkeit (20) oder einen Gasraum für ein Isolationsgas (20) aufweist.
- Die Durchführung (1') nach Anspruch 7a und 7b, dadurch gekennzeichnet, dassa) ein weiteres Feldsteuerelement (9; 9b) vorhanden ist, das geeignete nichtlinear elektrische und/oder dielektrische Eigenschaften, insbesondere solche gemäss Anspruch 3, aufweist und in einer Feldbelastungszone (7; 7a, 7b) im Bereich des zweiten Montageflansches (8; 4) über eine vorgebbare Länge (l; l2) und Dicke (d, d(l2) ) am Isolatorteil (2; 2a, 2b; 2c) angeordnet ist undb) insbesondere dass das weitere Feldsteuerelement (9; 9b) als Ersatz für eine Abschirmelektrode (6b) im Bereich des zweiten Montageflansches (8; 4) dient.
- Die Durchführung (1') nach Anspruch 8, dadurch gekennzeichnet, dassa) das weitere Feldsteuerelement (9; 9b) in elektrischem Kontakt mit dem zweiten Montageflansch (8; 4) steht und/oderb) das weitere Feldsteuerelement (9; 9b) durch eine feldsteuermaterialfreie Zone, die sich entlang der Längserstreckung des Isolatorteils (2; 2a, 2b) erstreckt, vom Feldsteuerelement (9; 9a; 9i, 9o) im Bereich des ersten Montageflansches (4; 8) getrennt ist.
- Die Durchführung (1') nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dassa) das Feldsteuerelement (9; 9a, 9b; 9i, 9o; 9s) in einer Beschichtung oder massiven Gestalt vorhanden ist, die auf einer Innenseite (21) und/oder in einer Zwischenschicht (22) integriert zwischen Bestandteilen (2a, 2b) des Isolatorteils (2; 2a, 2b) und/oder auf einer Aussenseite (23), insbesondere dort in disjunkten horizontalen Streifen (9o), des Isolatorteils (2; 2a, 2b; 2c) vorhanden ist und/oderb) das Feldsteuerelement (9; 9a, 9b; 9i, 9o; 9s) eine mechanisch tragende Funktion übernimmt und insbesondere dass das Feldsteuermaterial (9; 9a, 9b; 9i, 9o; 9s) im Isolatorteil (2; 2a, 2b; 2c) die ausschliessliche mechanisch selbsttragende Funktion übernimmt.
- Die Durchführung (1') nach einem der vorangehenden Ansprüche, dadurch gekennzeichnet, dass das Feldsteuerelement (9; 9a, 9b; 9i, 9o; 9s) eine Matrix, insbesondere ein Epoxy, Silikon, EPDM, Thermoplast, thermoplastisches Elastomer oder Glas, umfasst und die Matrixa) mit Mikrovaristorpartikeln, insbesondere dotierten ZnO-Partikeln, TiO2-Partikeln oder SnO2-Partikeln, gefüllt ist und/oderb) mit Partikeln mit hoher Dielektrizitätskonstante, insbesondere mit BaTiO3-Partikeln oder TiO2-Partikeln, gefüllt ist.
- Elektrischer Hochspannungsapparat, insbesondere Trenner, Freiluft-Leistungsschalter, Vakuumschalter, Dead Tank Breaker, Stromwandler, Spannungswandler, Transformator, Leistungskondensator oder Kabelendverschluss, dadurch gekennzeichnet, dass eine dielektrische Durchführung (1') gemäss einem der vorangehenden Ansprüche vorhanden ist.
- Elektrische Schaltanlage, insbesondere Hoch- oder Mittelspannungsschaltanlage, gekennzeichnet durch einen elektrischen Hochspannungsapparat nach Anspruch 12.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04405151A EP1577904B1 (de) | 2004-03-15 | 2004-03-15 | Hochspannungsdurchführung mit Feldsteuermaterial |
AT04405151T ATE546818T1 (de) | 2004-03-15 | 2004-03-15 | Hochspannungsdurchführung mit feldsteuermaterial |
US11/079,858 US7262367B2 (en) | 2004-03-15 | 2005-03-15 | High voltage bushing with field control material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04405151A EP1577904B1 (de) | 2004-03-15 | 2004-03-15 | Hochspannungsdurchführung mit Feldsteuermaterial |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1577904A1 true EP1577904A1 (de) | 2005-09-21 |
EP1577904B1 EP1577904B1 (de) | 2012-02-22 |
Family
ID=34833824
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04405151A Expired - Lifetime EP1577904B1 (de) | 2004-03-15 | 2004-03-15 | Hochspannungsdurchführung mit Feldsteuermaterial |
Country Status (3)
Country | Link |
---|---|
US (1) | US7262367B2 (de) |
EP (1) | EP1577904B1 (de) |
AT (1) | ATE546818T1 (de) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009003816A1 (en) * | 2007-07-05 | 2009-01-08 | Abb Technology Ltd | High voltage cable connection |
WO2009010493A1 (de) * | 2007-07-17 | 2009-01-22 | Siemens Aktiengesellschaft | Wandleranordnung einer metallgekapselten, gasisolierten schaltanlage sowie metallgekapselte, gasisolierte schaltanlage |
EP2057644A1 (de) * | 2006-08-31 | 2009-05-13 | ABB Technology Ltd | Hochspannungsmuffe |
WO2009100904A1 (de) * | 2008-02-14 | 2009-08-20 | Lapp Insulator Gmbh & Co. Kg | Feldgesteuerter verbundisolator |
WO2012065889A1 (de) * | 2010-11-16 | 2012-05-24 | Siemens Aktiengesellschaft | Isolatoranordnung mit mikrovaristoren sowie verfahren zur herstellung einer isolatoranordnung mit mikrovaristoren |
EP3591672A1 (de) * | 2018-07-02 | 2020-01-08 | ABB Schweiz AG | Isolator mit widerstandsgradient |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE526713C2 (sv) * | 2003-07-11 | 2005-10-25 | Abb Research Ltd | Genomföring samt förfarande för tillverkning av genomföringen |
EP1736998A1 (de) * | 2005-06-21 | 2006-12-27 | Abb Research Ltd. | Band mit Varistor-Verhalten zur Steuerung eines elektischen Feldes |
EP1811626B1 (de) * | 2006-01-24 | 2016-04-13 | Nexans | Elektrische Durchführung |
DE102006038221B4 (de) * | 2006-08-03 | 2009-03-26 | Siemens Ag | Vorrichtung zur elektrischen Abschirmung einer Hochspannungsdurchführung |
WO2008027006A1 (en) * | 2006-08-31 | 2008-03-06 | Abb Technology Ltd | High voltage bushing |
US20080157783A1 (en) * | 2007-01-01 | 2008-07-03 | Maxwell Technologies, Inc. | Apparatus and method for monitoring high voltage capacitors |
EP2039496A1 (de) * | 2007-09-20 | 2009-03-25 | ABB Research Ltd. | Verfahren zur Herstellung eines Gummiprodukts |
EP2053616A1 (de) * | 2007-10-26 | 2009-04-29 | ABB Research Ltd. | Hochspannungs-Freiluftdurchführung |
US7807930B1 (en) * | 2007-11-30 | 2010-10-05 | The United States Of America As Represented By The Secretary Of The Navy | High-voltage feed-through bushing with internal and external electric field grading elements |
EP2154700A1 (de) * | 2008-08-14 | 2010-02-17 | ABB Technology AG | Hochspannungsisolator mit Feldsteuerelement |
EP2276041B1 (de) * | 2009-07-15 | 2013-09-25 | ABB Research Ltd. | Vorrichtung für eine elektrische Verbindung und elektrische Anlage |
CN101714446A (zh) * | 2009-09-10 | 2010-05-26 | 北京天威瑞恒高压套管有限公司 | 玻璃钢电容式多芯变压器套管 |
CN105207130B (zh) | 2009-09-14 | 2018-11-23 | 阿雷沃国际公司 | 地下模块化高压直流电力传输系统 |
US8525526B2 (en) * | 2009-11-13 | 2013-09-03 | Hubbell Incorporated | High voltage test terminal having a shock-absorbing insulator |
EP2375423A1 (de) | 2010-04-07 | 2011-10-12 | ABB Research Ltd. | Elektrische Durchführung |
EP2572421B1 (de) | 2010-05-21 | 2019-12-04 | NKT HV Cables GmbH | Kabelendverschluss für ein hochspannungsgleichstromkabel |
EP2922164A1 (de) | 2010-05-21 | 2015-09-23 | ABB Research Ltd. | Kabelendverschluss für ein Hochspannungsgleichstromkabel |
CA2799770C (en) | 2010-05-21 | 2017-03-14 | Abb Research Ltd | A high voltage direct current cable termination apparatus |
CN102906955B (zh) | 2010-05-21 | 2015-09-23 | Abb研究有限公司 | 高压直流电缆终端装置 |
EP2431982B1 (de) * | 2010-09-21 | 2014-11-26 | ABB Technology AG | Steckbare Durchführung und Hochspannungsanlage mit einer solchen Durchführung |
DE102010043995A1 (de) * | 2010-11-16 | 2012-05-16 | Siemens Aktiengesellschaft | Isolatoranordnung sowie Verfahren zur Herstellung einer Isolatoranordnung |
EP2482290B1 (de) * | 2011-01-28 | 2017-07-19 | ABB Schweiz AG | Temperaturkompensierte Durchführungsanordung |
RU2457564C1 (ru) * | 2011-02-21 | 2012-07-27 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (Госкорпорация "Росатом") | Переход высоковольтный |
US8704097B2 (en) * | 2012-01-23 | 2014-04-22 | General Electric Company | High voltage bushing assembly |
US8716601B2 (en) | 2012-02-08 | 2014-05-06 | General Electric Company | Corona resistant high voltage bushing assembly |
DE102012104137A1 (de) * | 2012-05-11 | 2013-11-14 | Maschinenfabrik Reinhausen Gmbh | Feldgesteuerter Verbundisolator |
US9078346B2 (en) * | 2013-03-11 | 2015-07-07 | Varian Semiconductor Equipment Associates, Inc. | Insulator protection |
DE102013204706A1 (de) * | 2013-03-18 | 2014-09-18 | Siemens Aktiengesellschaft | Widerstandsbelag für ein Gleichstromisoliersystem |
DE102014004284B4 (de) * | 2014-03-26 | 2019-11-14 | Lapp Insulators Gmbh | Hochspannungsdurchführung |
CN103971861A (zh) * | 2014-05-21 | 2014-08-06 | 北京铁道工程机电技术研究所有限公司 | 一种具有防界面击穿的动车车顶复合绝缘子 |
WO2016158463A1 (ja) * | 2015-03-30 | 2016-10-06 | 三菱日立ツール株式会社 | ドリル |
EP3096334B1 (de) * | 2015-05-22 | 2020-12-30 | ABB Power Grids Switzerland AG | Elektrische durchführung |
CN106199117B (zh) * | 2016-07-15 | 2018-11-23 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | 一种直流分压器辅助伞裙设计方法 |
DE102017212977A1 (de) * | 2017-07-27 | 2019-01-31 | Siemens Aktiengesellschaft | Steckbare Hochspannungsdurchführung und elektrisches Gerät mit der steckbaren Hochspannungsdurchführung |
CN107800109A (zh) * | 2017-10-31 | 2018-03-13 | 清华大学 | 采用非线性电导材料预制橡胶压控管的电缆端头 |
EP3667684A1 (de) * | 2018-12-12 | 2020-06-17 | ABB Schweiz AG | Elektrische durchführung |
CN113450948A (zh) * | 2021-07-19 | 2021-09-28 | 上海甲希科技有限公司 | 一种绝缘管型母线及绝缘管型母线的绝缘制造方法和设备 |
DE102022206149A1 (de) * | 2022-06-21 | 2023-12-21 | Siemens Energy Global GmbH & Co. KG | Durchführungsisolator |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB842039A (en) * | 1957-04-06 | 1960-07-20 | Asea Ab | High voltage devices comprising a potential gradient equalizing coating |
US3318995A (en) | 1966-04-25 | 1967-05-09 | Westinghouse Electric Corp | Cast electrical bushing construction having controlled and shielded shrinkage voids |
US4272642A (en) * | 1978-09-13 | 1981-06-09 | Asea Aktiebolag | Gas-insulated high-voltage bushing with shield electrode embedded in an annular insulating body |
WO1999033065A1 (en) * | 1997-12-22 | 1999-07-01 | Abb Ab | Electric high voltage device with a fiber composite casing and a method to manufacture such device |
DE19844409A1 (de) | 1998-09-28 | 2000-04-13 | Hochspannungsgeraete Porz Gmbh | Isolator für hohe Spannung |
US6534721B2 (en) * | 1998-12-04 | 2003-03-18 | Siemens Aktiengesellschaft | Hollow insulator and production method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1484051A (en) * | 1919-04-10 | 1924-02-19 | Ohio Brass Co | Insulator |
FR1378902A (fr) * | 1963-08-20 | 1964-11-20 | Comp Generale Electricite | Procédé de fabrication d'un barreau d'ancrage à haute résistance mécanique et électrique et barreau ainsi obtenu |
FR2198231B1 (de) * | 1972-09-04 | 1980-02-22 | Ceraver | |
US4905118A (en) * | 1988-03-31 | 1990-02-27 | Hubbell Incorporated | Base mounted electrical assembly |
US5214249A (en) * | 1991-02-22 | 1993-05-25 | Hubbell Incorporated | Electrical assembly with end collars for coupling ends of a weathershed housing to the end fittings |
GB0103255D0 (en) * | 2001-02-09 | 2001-03-28 | Tyco Electronics Raychem Gmbh | Insulator arrangement |
US6441310B1 (en) * | 2001-03-30 | 2002-08-27 | Hubbell Incorporated | Moisture activated barrier for electrical assemblies |
-
2004
- 2004-03-15 AT AT04405151T patent/ATE546818T1/de active
- 2004-03-15 EP EP04405151A patent/EP1577904B1/de not_active Expired - Lifetime
-
2005
- 2005-03-15 US US11/079,858 patent/US7262367B2/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB842039A (en) * | 1957-04-06 | 1960-07-20 | Asea Ab | High voltage devices comprising a potential gradient equalizing coating |
US3318995A (en) | 1966-04-25 | 1967-05-09 | Westinghouse Electric Corp | Cast electrical bushing construction having controlled and shielded shrinkage voids |
US4272642A (en) * | 1978-09-13 | 1981-06-09 | Asea Aktiebolag | Gas-insulated high-voltage bushing with shield electrode embedded in an annular insulating body |
WO1999033065A1 (en) * | 1997-12-22 | 1999-07-01 | Abb Ab | Electric high voltage device with a fiber composite casing and a method to manufacture such device |
EP1042756A1 (de) | 1997-12-22 | 2000-10-11 | Abb Ab | Elektrische hochspannungsanordnung mit einem gehäuse aus faserverbundwerkstoff und ein verfahren zur herstellung |
DE19844409A1 (de) | 1998-09-28 | 2000-04-13 | Hochspannungsgeraete Porz Gmbh | Isolator für hohe Spannung |
US6534721B2 (en) * | 1998-12-04 | 2003-03-18 | Siemens Aktiengesellschaft | Hollow insulator and production method |
Non-Patent Citations (3)
Title |
---|
"Technical Guide", 30 March 1996, article "SFs-air bushings, type GGA" |
L. B. WAGENAAR: "Electrical Bushings", pages: 3 - 171,3-18 |
L. L. GRIGSBY: "The Electric Power Engineering Handbook", 2001, CRC PRESS UND IEEE PRESS |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2057644A1 (de) * | 2006-08-31 | 2009-05-13 | ABB Technology Ltd | Hochspannungsmuffe |
EP2057644A4 (de) * | 2006-08-31 | 2012-03-14 | Abb Technology Ltd | Hochspannungsmuffe |
US8389876B2 (en) | 2006-08-31 | 2013-03-05 | Abb Technology Ltd. | High voltage bushing |
WO2009003816A1 (en) * | 2007-07-05 | 2009-01-08 | Abb Technology Ltd | High voltage cable connection |
WO2009010493A1 (de) * | 2007-07-17 | 2009-01-22 | Siemens Aktiengesellschaft | Wandleranordnung einer metallgekapselten, gasisolierten schaltanlage sowie metallgekapselte, gasisolierte schaltanlage |
WO2009100904A1 (de) * | 2008-02-14 | 2009-08-20 | Lapp Insulator Gmbh & Co. Kg | Feldgesteuerter verbundisolator |
DE202009018686U1 (de) | 2008-02-14 | 2012-11-06 | Lapp Insulators Gmbh | Feldgesteuerter Verbundisolator |
US8637769B2 (en) | 2008-02-14 | 2014-01-28 | Lapp Insulators Gmbh | Field-controlled composite insulator and method for producing the composite insulator |
WO2012065889A1 (de) * | 2010-11-16 | 2012-05-24 | Siemens Aktiengesellschaft | Isolatoranordnung mit mikrovaristoren sowie verfahren zur herstellung einer isolatoranordnung mit mikrovaristoren |
EP3591672A1 (de) * | 2018-07-02 | 2020-01-08 | ABB Schweiz AG | Isolator mit widerstandsgradient |
WO2020007871A1 (en) * | 2018-07-02 | 2020-01-09 | Abb Schweiz Ag | Insulator with resistivity gradient |
US11798711B2 (en) | 2018-07-02 | 2023-10-24 | Hitachi Energy Switzerland Ag | Insulator with resistivity gradient |
Also Published As
Publication number | Publication date |
---|---|
US20050199418A1 (en) | 2005-09-15 |
ATE546818T1 (de) | 2012-03-15 |
US7262367B2 (en) | 2007-08-28 |
EP1577904B1 (de) | 2012-02-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1577904B1 (de) | Hochspannungsdurchführung mit Feldsteuermaterial | |
EP1254497B1 (de) | Kabelendverschluss | |
EP2702597B1 (de) | Überspannungsableiter | |
EP2243145B1 (de) | Feldgesteuerter verbundisolator | |
EP3807920B1 (de) | Vakuumschaltröhre und hochspannungsschaltanordnung | |
EP1760855A1 (de) | Blitzstromableitvorrichtung | |
EP1569255B1 (de) | Kompaktes Erderschaltgerät für gasisolierte Schaltanlagen | |
EP2715743A1 (de) | Elektrische komponente für eine hochspannungsanlage | |
DE2934805A1 (de) | Elektrische hochspannungsdurchfuehrung | |
DE19500849A1 (de) | Elektrisches Bauteil | |
CH322444A (de) | Metallgekapselte elektrische Hochspannungs-Schaltanlage | |
EP1603141B1 (de) | Gasisolierter Überspannungsableiter | |
DE68927533T2 (de) | Trenner für gasisolierte Schaltanlage | |
EP4197073A1 (de) | Beschichteter leiter in einem hochspannungsgerät und verfahren zur erhöhung der dielektrischen festigkeit | |
EP1273016A1 (de) | Baugruppe mit überspannungsableiter für eine hochspannungsanlage | |
DE3012744A1 (de) | Ueberspannungsableiter mit anordnung der ableiterelemente an einem saeulen aufweisenden geruest | |
DE2912844A1 (de) | Blitzschutzvorrichtung | |
EP3659223A1 (de) | Anordnung mit einer gasisolierten schaltanlage | |
EP3266085B1 (de) | Feldsteuerelement für endverschlüsse von kabeln zu energieübertragung | |
DE2348136C3 (de) | Elektrisches Gerät für Hochspannung mit einer ein Isoliergas enthaltenden Kapselung aus Metall | |
DE2827456A1 (de) | Blitzschutzvorrichtung | |
DE102005060908A1 (de) | Elektrisches Schaltgerät, insbesondere Hochspannungs-Leistungsschalter, mit einem Gehäuse | |
EP4244879A1 (de) | Elektrische schaltvorrichtung für mittel- und/oder hochspannungsanwendungen | |
DD241809A1 (de) | Isoliergehaeuse fuer eine vakuumschaltkammer | |
WO2001041273A1 (de) | Durchführungsstützer und -stromwandler für metallgekapselte luftisolierte mittelspannungs-schaltanlagen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL LT LV MK |
|
17P | Request for examination filed |
Effective date: 20060116 |
|
AKX | Designation fees paid |
Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR |
|
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: AT Ref legal event code: REF Ref document number: 546818 Country of ref document: AT Kind code of ref document: T Effective date: 20120315 |
|
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: 502004013314 Country of ref document: DE Effective date: 20120419 |
|
REG | Reference to a national code |
Ref country code: SE Ref legal event code: TRGR |
|
REG | Reference to a national code |
Ref country code: NL Ref legal event code: VDEP Effective date: 20120222 |
|
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: 20120222 |
|
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: 20120523 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: 20120622 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: 20120222 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FD4D |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CY 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: 20120222 |
|
BERE | Be: lapsed |
Owner name: ABB RESEARCH LTD. Effective date: 20120331 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DK 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: 20120222 Ref country code: MC Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20120331 Ref country code: IE 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: 20120222 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: 20120222 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: 20120222 Ref country code: SI 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: 20120222 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: 20120222 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: 20120222 |
|
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: 20120222 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20121123 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20120522 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20120331 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 502004013314 Country of ref document: DE Effective date: 20121123 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20120522 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: 20120602 |
|
REG | Reference to a national code |
Ref country code: AT Ref legal event code: MM01 Ref document number: 546818 Country of ref document: AT Kind code of ref document: T Effective date: 20120315 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: AT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20120315 Ref country code: BG 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: 20120522 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: TR 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: 20120222 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20120315 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HU 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: 20040315 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 13 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 14 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 15 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PFUS Owner name: ABB SCHWEIZ AG, CH Free format text: FORMER OWNER: ABB RESEARCH LTD., CH |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R081 Ref document number: 502004013314 Country of ref document: DE Owner name: HITACHI ENERGY SWITZERLAND AG, CH Free format text: FORMER OWNER: ABB RESEARCH LTD., 8050 ZUERICH, CH Ref country code: DE Ref legal event code: R082 Ref document number: 502004013314 Country of ref document: DE Representative=s name: ZIMMERMANN & PARTNER PATENTANWAELTE MBB, DE Ref country code: DE Ref legal event code: R081 Ref document number: 502004013314 Country of ref document: DE Owner name: ABB SCHWEIZ AG, CH Free format text: FORMER OWNER: ABB RESEARCH LTD., 8050 ZUERICH, CH Ref country code: DE Ref legal event code: R081 Ref document number: 502004013314 Country of ref document: DE Owner name: ABB POWER GRIDS SWITZERLAND AG, CH Free format text: FORMER OWNER: ABB RESEARCH LTD., 8050 ZUERICH, CH Ref country code: DE Ref legal event code: R082 Ref document number: 502004013314 Country of ref document: DE Representative=s name: DENNEMEYER & ASSOCIATES S.A., DE |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PUE Owner name: ABB POWER GRIDS SWITZERLAND AG, CH Free format text: FORMER OWNER: ABB SCHWEIZ AG, CH |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R081 Ref document number: 502004013314 Country of ref document: DE Owner name: HITACHI ENERGY SWITZERLAND AG, CH Free format text: FORMER OWNER: ABB SCHWEIZ AG, BADEN, CH Ref country code: DE Ref legal event code: R082 Ref document number: 502004013314 Country of ref document: DE Representative=s name: DENNEMEYER & ASSOCIATES S.A., DE Ref country code: DE Ref legal event code: R081 Ref document number: 502004013314 Country of ref document: DE Owner name: ABB POWER GRIDS SWITZERLAND AG, CH Free format text: FORMER OWNER: ABB SCHWEIZ AG, BADEN, CH |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: CH Payment date: 20220321 Year of fee payment: 19 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: SE Payment date: 20220321 Year of fee payment: 19 Ref country code: IT Payment date: 20220322 Year of fee payment: 19 Ref country code: FR Payment date: 20220322 Year of fee payment: 19 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R081 Ref document number: 502004013314 Country of ref document: DE Owner name: HITACHI ENERGY SWITZERLAND AG, CH Free format text: FORMER OWNER: ABB POWER GRIDS SWITZERLAND AG, BADEN, CH |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20230321 Year of fee payment: 20 |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230527 |
|
REG | Reference to a national code |
Ref country code: SE Ref legal event code: EUG Ref country code: CH Ref legal event code: PL |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230316 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230331 Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230331 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230331 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R071 Ref document number: 502004013314 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230315 |