EP2392058A1 - Limiteur de surtension et agencement de plusieurs limiteurs de surtension en un réseau - Google Patents

Limiteur de surtension et agencement de plusieurs limiteurs de surtension en un réseau

Info

Publication number
EP2392058A1
EP2392058A1 EP10701358A EP10701358A EP2392058A1 EP 2392058 A1 EP2392058 A1 EP 2392058A1 EP 10701358 A EP10701358 A EP 10701358A EP 10701358 A EP10701358 A EP 10701358A EP 2392058 A1 EP2392058 A1 EP 2392058A1
Authority
EP
European Patent Office
Prior art keywords
ceramic body
surge arrester
electrodes
surge
arrester according
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.)
Withdrawn
Application number
EP10701358A
Other languages
German (de)
English (en)
Inventor
Gero Zimmermann
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.)
TDK Electronics AG
Original Assignee
Epcos AG
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 Epcos AG filed Critical Epcos AG
Publication of EP2392058A1 publication Critical patent/EP2392058A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T4/00—Overvoltage arresters using spark gaps
    • H01T4/10—Overvoltage arresters using spark gaps having a single gap or a plurality of gaps in parallel
    • H01T4/12—Overvoltage arresters using spark gaps having a single gap or a plurality of gaps in parallel hermetically sealed
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
    • H01C7/12—Overvoltage protection resistors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T4/00—Overvoltage arresters using spark gaps
    • H01T4/16—Overvoltage arresters using spark gaps having a plurality of gaps arranged in series

Definitions

  • Object of the present invention is to provide a simple, inexpensive to produce Studentsnapssabieiter having a high follower current capability.
  • a surge arrester having a gas filled closed drain body formed by an annular ceramic body and two spaced-apart electrodes.
  • a spaced from the first ceramic body second annular ceramic body is arranged.
  • the second ceramic body has a height that is less than the height of the first ceramic body.
  • At least one inside of the electrodes of the arrester is partially disposed within a cylindrical space defined by the inside dimension of the second ceramic body. At least one inside of the electrode, which is arranged within the cylindrical space, is preferably formed as a planar surface, which may comprise a weapon.
  • the electrodes are formed as pin electrodes.
  • the inner sides of the electrodes are formed such that they have at least two planar surfaces arranged parallel to one another.
  • the activation mass is preferably arranged in the region of the planar surfaces of the inner sides of the electrodes and covers them partially or completely.
  • one or more ignition strips are arranged or applied on the inside of the first ceramic body.
  • the ignition behavior and the load capacity of the surge arrester can be optimized or influenced.
  • the second ceramic body of the surge arrester is preferably designed such that evaporations of electrode material or materials of the
  • the material of the first and second ceramic bodies comprises in one embodiment an alumina ceramic (Al 2 O 3).
  • the electrodes of the surge arrester preferably have a high thermal conductivity and melting temperature.
  • the electrodes are made of tungsten copper (WCu).
  • the electrodes have a diameter of less than 10 mm.
  • the arrester has a power density of greater than 130 W / mm ⁇ in the subsequent current case.
  • the surge arresters described above may be arranged in an array comprising at least two surge arresters as described above, wherein two directly adjacent surge arresters of the array have a common electrode. - A -
  • the arrangement is designed such that the common electrode is designed as a pin electrode used on both sides.
  • the surge arresters are mechanically fixed to each other. After the final soldering, in which preferably a gas mixture of high thermal conductivity and pressure-dependent easily adjustable dielectric strength is used, hermetically sealed, gas-filled surge arresters with defined adjusted, static and dynamic ignition properties, high burning voltage and very high power density are available at subsequent current load.
  • an array as described above may prospectively have a total residual current capacity of ⁇ 30 kA for a number of 18 surge arresters connected in series or together forming a compact series connection.
  • FIG. 1 shows a schematic structure of a single surge arrester
  • Figure 2 shows an arrangement of a plurality of surge arresters having a common electrode.
  • FIG 1 is a schematic structure of a
  • the surge arrester has a diverter body 1 which comprises a first ceramic body 2.
  • the surge arrester has two electrodes 3, which in the illustrated embodiment are designed as pin electrodes.
  • Each of the electrodes 3 has an electrode body having an outer side 10 and an inner side 7.
  • the inner side 7 of the electrodes 3 is partially coated with an activating compound 9.
  • the inner sides 7 of the oppositely disposed electrodes 3 preferably have surfaces arranged parallel to one another.
  • the outside 10 of the electrodes 3 is arranged in the figure outside of the surge arrester.
  • Each of the electrode body comprises on its outside 10 the shape of the inside 7 of the Counter electrode and is therefore particularly well suited for a series connection of surge arresters.
  • the electrode bodies are thereby identical and one-piece.
  • a second ceramic body 5 is arranged in the interior 4 of the surge arrester, which is determined by the inner dimensions of the first ceramic body 2, a second ceramic body 5 is arranged.
  • the first ceramic body 2 has a height H2 which is greater than the height H5 of the second ceramic body 5.
  • the inner sides 7 of the electrodes 3 protrude into a cylindrical space 6, which is determined by the inner dimensions of the second ceramic body 5.
  • ignition strips 8 are arranged on the inside of the first ceramic body 2 .
  • the second ceramic body 5 of the surge arrester is designed such that evaporations of material of the electrodes 3 or of materials of the activating mass 9 or of the ignition streaks 8, which result from a current load of the
  • Surge surge may occur, mostly on the inside of the second ceramic body 5 deposit. As a result, vapor deposition or deposition of the evaporation residues on the inner wall of the first ceramic body 2 is avoided.
  • FIG. 2 shows a detail of an arrangement of a plurality of surge arresters arranged in an array.
  • Each of the surge arresters has a diverter body 1, which comprises a first ceramic body 2.
  • the Ableiter restructuring 1 have an inner space 4, which is determined by the inner dimensions of the first ceramic body 2.
  • ignition strips 8 are arranged on the inside of the first ceramic body 2 . In the interior 4 of
  • a second ceramic body 5 is arranged.
  • Two directly adjacent surge arresters have a common electrode 3.
  • the electrode 3 is such formed such that one side of the electrode 3 forms an inner side 7 of an electrode 3 of a first surge arrester.
  • the inner side 7 of the electrode 3 projects at least partially into the cylindrical space 6, which is characterized by the inner dimensions of the second ceramic body 5 of the
  • the second side of the electrode 3 forms the outer side 10 of the electrode 3 of the first surge arrester and simultaneously protrudes as the inner side 7 of the electrode 3 in the cylindrical space 6 of a second adjacent surge arrester.
  • the individual Studentsnapssabieiter are mechanically firmly connected to each other, wherein the AbleiterMech 1 is filled with a gas mixture of high thermal conductivity and pressure-dependent easily adjustable dielectric strength.
  • the surge arresters have electrodes of almost any shape.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermistors And Varistors (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Gas-Insulated Switchgears (AREA)

Abstract

La présente invention concerne un limiteur de surtension qui présente un corps de limiteur (1) fermé rempli de gaz qui est formé par un premier corps céramique (2) annulaire et deux électrodes (3) espacées entre elles. Dans l'espace intérieur (4) du corps de limiteur (1) se trouve un second corps céramique (5) annulaire espacé du premier corps céramique (2) et présentant un encombrement en hauteur (H5) inférieur à l'encombrement en hauteur (H2) du premier corps céramique (2).
EP10701358A 2009-01-29 2010-01-25 Limiteur de surtension et agencement de plusieurs limiteurs de surtension en un réseau Withdrawn EP2392058A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009006545.8A DE102009006545B4 (de) 2009-01-29 2009-01-29 Überspannungsableiter und Anordnung von mehreren Überspannungsableitern zu einem Array
PCT/EP2010/050793 WO2010086286A1 (fr) 2009-01-29 2010-01-25 Limiteur de surtension et agencement de plusieurs limiteurs de surtension en un réseau

Publications (1)

Publication Number Publication Date
EP2392058A1 true EP2392058A1 (fr) 2011-12-07

Family

ID=42062452

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10701358A Withdrawn EP2392058A1 (fr) 2009-01-29 2010-01-25 Limiteur de surtension et agencement de plusieurs limiteurs de surtension en un réseau

Country Status (7)

Country Link
US (1) US8526157B2 (fr)
EP (1) EP2392058A1 (fr)
JP (1) JP5529893B2 (fr)
KR (1) KR101622430B1 (fr)
CN (1) CN102301550B (fr)
DE (1) DE102009006545B4 (fr)
WO (1) WO2010086286A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012005944A1 (de) * 2012-03-26 2013-09-26 Obo Bettermann Gmbh & Co. Kg Überspannungsableiter
DE102013207514A1 (de) * 2013-04-25 2014-10-30 Robert Bosch Gmbh Überspannungsschutzeinrichtung zum Schützen eines Bordnetzes eines Elektrofahrzeuges vor einer elektrischen Überspannung und entsprechendes Verfahren sowie Elektrofahrzeug mit der Überspannungsschutzeinrichtung
FR3017004B1 (fr) * 2014-01-27 2017-10-06 Citel Eclateur a gaz
DE102016105541A1 (de) * 2016-03-24 2017-09-28 Epcos Ag Verfahren zur Herstellung eines Ableiters und Ableiter
US10186842B2 (en) 2016-04-01 2019-01-22 Ripd Ip Development Ltd Gas discharge tubes and methods and electrical systems including same
UA128114C2 (uk) 2018-06-21 2024-04-10 Ф. Хоффманн-Ля Рош Аг Тверді форми 3-((1r,3r)-1-(2,6-дифтор-4-((1-(3-фторпропіл)азетидин-3-іл)аміно)феніл)-3-метил-1,3,4,9-тетрагідро-2h-піридo[3,4-b]індол-2-іл)-2,2-дифторпропан-1-олу і способи одержання конденсованих трициклічних сполук, що містять заміщене фенільне або піридинільне угруповання, в тому числі способи їх застосування
US10685805B2 (en) 2018-11-15 2020-06-16 Ripd Ip Development Ltd Gas discharge tube assemblies
CN110867728A (zh) * 2019-11-27 2020-03-06 捷祥电子（吴江）有限公司 一种突波吸收器
CN113436949A (zh) * 2021-08-04 2021-09-24 深圳市槟城电子股份有限公司 一种气体放电管

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2365518A (en) * 1941-09-17 1944-12-19 Westinghouse Electric & Mfg Co Electric discharge device
US2431226A (en) 1943-02-11 1947-11-18 Westinghouse Electric Corp Low-pressure gap device
US2891194A (en) * 1958-03-25 1959-06-16 Mc Graw Edison Co Overvoltage protective device
DE2934237C2 (de) 1979-08-24 1983-02-17 Aeg-Telefunken Ag, 1000 Berlin Und 6000 Frankfurt Überspannungsableiter
JPS58186589U (ja) * 1982-06-08 1983-12-12 株式会社白山製作所 通信用ガス入放電管形避雷器
JPH0216550Y2 (fr) * 1984-11-27 1990-05-08
DE3768147D1 (de) * 1986-06-18 1991-04-04 Siemens Ag Gasentladungs-uberspannungsableiter.
DE29724817U1 (de) * 1997-12-11 2004-04-29 Obo Bettermann Gmbh & Co. Kg Blitzstromtragfähige Funkenstrecke
DE10140950B4 (de) * 2001-08-01 2006-10-19 Dehn + Söhne Gmbh + Co. Kg Gekapselter Überspannungsableiter auf Funkenstreckenbasis
DE50211845D1 (de) 2001-08-01 2008-04-17 Dehn & Soehne Gekapselter überspannungsableiter auf funkenstreckenbasis
DE102005036265A1 (de) * 2005-08-02 2007-02-08 Epcos Ag Funkenstrecke
CN101297452A (zh) * 2005-09-14 2008-10-29 力特保险丝有限公司 充气式电涌放电器、激活化合物、点火条及相应方法
DE102006051166A1 (de) * 2006-10-25 2008-04-30 Siemens Ag Abtrennanordnung und Verfahren zum Betätigen einer Abtrennanordnung
CN101779349B (zh) * 2007-06-21 2013-05-29 埃普科斯股份有限公司 用于防雷电及过压保护的装置和模块

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2010086286A1 *

Also Published As

Publication number Publication date
CN102301550A (zh) 2011-12-28
JP5529893B2 (ja) 2014-06-25
US8526157B2 (en) 2013-09-03
KR20110119753A (ko) 2011-11-02
CN102301550B (zh) 2014-04-02
JP2012516528A (ja) 2012-07-19
DE102009006545A1 (de) 2010-08-12
US20120019972A1 (en) 2012-01-26
KR101622430B1 (ko) 2016-05-18
DE102009006545B4 (de) 2017-08-17
WO2010086286A1 (fr) 2010-08-05

Similar Documents

Publication Publication Date Title
DE102009006545B4 (de) Überspannungsableiter und Anordnung von mehreren Überspannungsableitern zu einem Array
EP1566868B1 (fr) Dispositif dérivateur de surtensions et dispositif d'allumage pour dispositif dérivateur de surtensions
DE19727009B4 (de) Strombegrenzender Widerstand mit PTC-Verhalten
DE102009010212B4 (de) Elektrisches Vielschichtbauelement
EP0513715B1 (fr) Arrangement de lignes conductrices pour circuits à haute intégration
WO2020025407A1 (fr) Tube de commutation sous vide et dispositif de commutation à haute tension
DE60027888T2 (de) Verfahren zum einbringen von zwischenverbindungen in regenerativen photovoltaischen photoelektrochemischen vielzellanordungen
EP1710849B1 (fr) Transformateur piézo-électrique
DE2746172B2 (de) Verbund von elektrochemischen Festelektrolytzellen
CH656972A5 (de) Ueberspannungsableiter.
DE3101354C2 (de) Funkenstrecke für die Begrenzung von Überspannungen
DE3404987A1 (de) Hochspannungsisolator
EP0938753B1 (fr) Actionneur piezoelectrique pourvu d'une connexion electrique
CH664642A5 (de) Ueberspannungsableiter.
DE602005001514T2 (de) Überspannungsschutzvorrichtung und ihr Herstellungsverfahren
WO2001031713A1 (fr) Actionneur piezo-electrique multicouche a electrodes interieures ceramiques
DE102022110330A1 (de) Mehrfachfunkenstrecke
DE2512873C2 (de) Einrichtung zur Förderung der Elektronenentladung für eine Gasentladungs-Anzeigevorrichtung
DE10018563B4 (de) Selbsterholende Strombegrenzungseinrichtung mit Flüssigmetall
DE1564505A1 (de) Elektrischer Kondensator fuer grosse Leistungen
DE102019109542A1 (de) Mehrfach-Funkenstrecke in Stapelanordnung mit Multikontaktbauelement zur Kontaktierung und Triggerung
EP1911052B1 (fr) Composant electrique
EP3057109A1 (fr) Protection contre les surtensions
DE112020005494T5 (de) Varistor
DE2248115C3 (de) Überspannungsableiter

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

17P Request for examination filed

Effective date: 20110826

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 HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20140304

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

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20140715