WO2010018100A2 - Procédé de fabrication d'un point de connexion ou de départ multipolaire pour une barre collectrice comportant des conducteurs partiels tubulaires disposés coaxialement - Google Patents

Procédé de fabrication d'un point de connexion ou de départ multipolaire pour une barre collectrice comportant des conducteurs partiels tubulaires disposés coaxialement Download PDF

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Publication number
WO2010018100A2
WO2010018100A2 PCT/EP2009/060047 EP2009060047W WO2010018100A2 WO 2010018100 A2 WO2010018100 A2 WO 2010018100A2 EP 2009060047 W EP2009060047 W EP 2009060047W WO 2010018100 A2 WO2010018100 A2 WO 2010018100A2
Authority
WO
WIPO (PCT)
Prior art keywords
busbar
connection
conductor
blind hole
conductors
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2009/060047
Other languages
German (de)
English (en)
Other versions
WO2010018100A3 (fr
Inventor
Eckhard Ammann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG, Siemens Corp filed Critical Siemens AG
Publication of WO2010018100A2 publication Critical patent/WO2010018100A2/fr
Publication of WO2010018100A3 publication Critical patent/WO2010018100A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G5/00—Installations of bus-bars
    • H02G5/005—Laminated bus-bars

Definitions

  • the invention relates to a method for the (subsequent) production of a multi-pole connection or exit point for a busbar with coaxially arranged, tubular sub-conductors and with insulating layers therebetween. Furthermore, the invention relates to a multi-pole connection or departure point for such a busbar and a busbar with at least one such connection or departure point.
  • German Offenlegungsschrift DE 197 23 441 A1 discloses a coaxial busbar trunking system in which tubes or conductors are open lengthwise and are arranged between a spiral-shaped insulating foil.
  • the conductors are arranged side by side in the production as flat films on a common insulating film, which is later rolled up together with the conductors spirally to form a tube.
  • taps are provided for departure points in the manufacture of the busbar, that is in the unrolled state, transverse to the conductors, the taps have a strip shape and are insulated from the other conductors. Uninsulated are the taps only at the terminals.
  • the conductors are rolled up together with the insulating film to the coaxial rail conductor.
  • German Offenlegungssch ⁇ ft DE 101 46 503 Al a housed in a housing electrical installation distribution is described.
  • the latter has an access ladder inserted in the housing and outlet conductors leading to individual consumers, electrical installation devices and a support plate for holding the installation devices.
  • the installation devices are, for example, fault current protection devices, line protection devices and the like, which can be connected to busbars connected to the access conductor and the outgoing conductors by means of a plug connection.
  • the busbars are arranged below the support plate, and the support plate has openings into which the plug-in elements arranged on the installation devices can be introduced to the busbars.
  • the busbars of different phases and inlets and outlets are in the same
  • the considered busbars are preferably provided for distributing and transporting currents with current values up to approximately 6300 A. They are intended in particular for AC voltages in the low voltage range up to 1000 V.
  • a bus bar on five konzen ⁇ trically arranged sub-conductors wherein three of these tubes for three current phases, a tube for the neutral conductor and usually the outer tube for the protective earth are provided.
  • the conductor pipes are usually made of metal, insbeson ⁇ particular of copper, made of aluminum or of a suitable copper or aluminum alloy.
  • the intervening, coaxial insulating layers are usually made of an electrically insulating plastic.
  • the erfmdungsgedorfe method allows easy production of a connection or departure point at any point of the busbar. In particular, the point of connection or departure can be subsequently produced. In comparison to the prior art, no special embodiments of the sub-conductors are required for this purpose.
  • the requirements for compliance with clearances and creepage distances as well as the requirements for heat transfer and short-circuit resistance are fulfilled. If necessary, the respective tubular conductor can ⁇ minimum arranged distributed in the circumferential direction a, have axially extending Ansch done Scheme or Ansch spasteg. In these areas, then the respective rohrformige
  • the "ver ⁇ thickened" areas preferably have a tangential width which is at least as large as the diameter of the connecting bolt to be contacted.
  • the radially from outside to inside successive conductor tubes are to be opened in the region of the connection or departure point.
  • the blind holes to be introduced are preferably bores with a circular cross section.
  • the number of required holes preferably corresponds to the number of internal conductor.
  • the respective bore is to be introduced with a radial depth dimensioned in such a way that the surface of the part conductor to be contacted (straight) is reached or exposed.
  • the electrical contacting of the connecting pins preferably made of copper, of aluminum or of a suitable copper or aluminum alloy with the respective sub-conductor.
  • the remaining to comply with the required clearance and creepage distances between the respective sub-conductors and the individual terminal bolts coaxial cavities are filled with a liquid, thermosetting insulation material.
  • insulating material may for example be a so-called epoxy resin.
  • the cured insulating material gives the inserted connecting pin an additional mechanical stability after curing.
  • the contacting of the connecting bolts with the respective sub-conductor takes place by means of a rotary friction welding process.
  • the connecting bolts are joined together with rotation and under application of a contact pressure with the respective sub-conductor to be contacted.
  • the friction occurring during Tem ⁇ temperatures are relatively low, so that the existing in this area of insulation is not damaged.
  • the electrical connection achieved in this way is extremely reliable, durable and comparatively low-tempered. It also allows the joining of two materials, such as copper with aluminum, which usually can not be welded together.
  • the connecting bolts each have a pin dimensioned so long that all connection pins have a same direction away from the radial outer side of the busbar connection Long after contacting the jewei ⁇ celled conductor.
  • uniform connection means for the respective connection bolts can be provided.
  • the connecting bolts are before ⁇ preferably at a respective connection end, which is opposite to the con- takttechniks Kunststoff, ER wornt in its cross section.
  • the extension may have a circular, a square or a hexagonal cross-section.
  • the respective outer terminal end may have an external thread, which corresponds to an internal thread of a connecting nut.
  • all blind holes are introduced axially aligned with each other in the busbar.
  • “Axial” refers to directions parallel to the longitudinal axis or to the axis of rotation of the coaxial busbar, making it easier to create a connection or exit point, and it is also conceivable that several rows can be formed along the perimeter of the busbar, ie in the tangential direction Such connection or departure points can be arranged.
  • connection or departure point for a busbar with coaxially arranged, tubular sub-conductors and with insulating layers located therebetween.
  • connection or departure point is prepared by such a (subsequent) method.
  • busbar with ko ⁇ axially arranged, rohrformigen sub-conductors and see with insulating layers lying therebetween, the busbar erfmdungsgeelle having at least one such connection or departure point. It can be present along the length of the busbar, a plurality of such connection ⁇ or outgoing points attached.
  • FIG. 2 shows by way of example a perspective view of one end of a busbar with coaxially arranged partial conductors and with, by way of example, five terminal bolts , 3 shows an axial view of the busbar according to FIG. 2 with connection pins arranged axially aligned with one another, FIG.
  • FIG 5 shows an enlarged view of the bordered in FIG 4 ⁇ th, designated V area.
  • step S2 the introduction of a radial connection blind hole takes place for each inner sub-conductor.
  • step S3 contacting the jewei ⁇ then part conductor with a connection pin is performed.
  • step S4 the respective coaxial cavity between the connecting bolt and blind hole is filled with a thermosetting insulating material.
  • FIG. 2 shows a perspective illustration of one end of a busbar 1 with, by way of example, five connection bolts 4.
  • the busbar 1 comprises five coaxial tubular component conductors 2 made of metal, which are separated from one another by a tubular insulation layer 3.
  • a tubular insulation layer 3 instead of the illustrated circular cross-section of the sub-conductors 2 and of the insulating layers 3, other cross-sectional shapes can also be used, such as, for example, FIG. a rectangular, oval or square hollow profile.
  • the reference symbol A denotes a longitudinal axis of the busbar 1 shown.
  • the current carrying capacity of each phase can be up to 6300 A and more.
  • the busbar 1 shown is preferably in a low voltage rich, that is for voltages up to 1000 V, used. Alternatively, the busbar 1 can also be used for higher voltage, in particular in a medium voltage range up to 20 kV. In this case, higher voltage isolation requirements must be met.
  • the sub-conductors 2 are preferably made of aluminum or copper.
  • the insulating layers 3 are typically made of a plastic polymer.
  • the wiring of the partial conductor tubes 2 takes place in such a way that the outer partial conductor tube 2 is connected to protective earth PE. Radially from outside to inside, the three network phases L1, L2, L3 follow.
  • the very inner sub-conductor 2 is preferably connected to the neutral conductor N.
  • the very inner subconductor tube 2, N has a cavity H, which can be used if necessary for the passage of a coolant.
  • the reference numeral 7 denotes a multi-pole connection or exit point for the bus bar 1 shown. It includes the exemplary five connection bolts 4 for the possible connection of outlet box for feeding or for removing a respective stream.
  • the connecting bolts 4 are each inserted into a blind hole designated by the reference symbol S and, according to an advantageous embodiment, already have a uniform connection length AL.
  • Reference numeral 5 designates an already hardened insulating material. It is preferably "pulled up" in the radial direction, such as by a few millimeters, to avoid the formation of creepage distances.
  • connection pin 4 shown in the right part of FIG 2 is contacted directly with the outer, lying on protective earth potential PE conductor tube 2. An introduction of a blind hole or a bore S is not required in this case.
  • FIG. 3 shows an axial view of the coaxial busbar 1 shown in FIG. 2.
  • the aligned arrangement of the connecting pins 5 is shown particularly well.
  • connection bolts 4 show a radial section through the multi-pole terminal or departure point 7 as well as through the longitudinal axis A of the conductor rail 1 along the section line IV-IV shown in FIG. As FIG 4 shows, the blind holes S and the holes are introduced with different depths in the busbar 1 to contact the respective sub-conductor 2.
  • the connecting bolts 4 shown are inextricably contacted by means of a rotary friction welding process with the associated sub-conductor 2.
  • the connection bolts 4 have a bolt length B1-B5 dimensioned in such a way that all connection bolts 4 have the same connection length AL.
  • FIG. 5 shows an enlarged view of the area framed in FIG. 4 and designated V.
  • V the local connection bolt 4 is introduced into the blind hole S shown, while maintaining a predetermined center distance MA.
  • ID the inner diameter of the bore S and the blind hole and with AD the outer diameter of the cylindrical connecting bolt 4 is designated.
  • IS a radial inside of the blind hole S
  • K is the contact area. After application of the rotary friction welding process, the sub-conductor N, 2 and the Lock bolt 4 in this area K permanently welded together.
  • D denotes the radial thickness of the subconductor tube N, 2. It is typically in a range of 2-5 mm.
  • a method for producing a multi-pole connection or departure point 7 for a conductor rail 1 with coaxially arranged, tubular sub-conductors 2 and intermediate insulating layers 5 comprises the following steps: introducing in each case a radially running blind hole S into the conductor rail 1, the blind hole S having a transversely extending, predefinable minimum dimension ID and extending from a radial outer side AS of the busbar 1 to the conductor 2 to be contacted; Inserting a connecting bolt 4 in the blind hole S and making electrical contact with the conductor 2 while maintaining a minimum distance MA; Filling the remaining cavities with a thermosetting insulating material 5 and waiting for a Aushartezeit.

Landscapes

  • Installation Of Bus-Bars (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)

Abstract

L'invention concerne un procédé de fabrication d'un point de connexion ou de départ multipolaire (7) pour une barre collectrice (1) comportant des conducteurs partiels tubulaires (2) disposés coaxialement et des couches d'isolation (5) situées entre les conducteurs partiels. Le procédé comporte les étapes suivantes: création d'un trou borgne (S) respectif, s'étendant radialement, dans la barre collectrice (1), le trou borgne (S) présentant une dimension minimale (ID) prédéfinissable, s'étendant transversalement, et le trou borgne s'étendant d'un côté extérieur radial (AS) de la barre collectrice (1) vers le conducteur partiel (2) à mettre en contact; insertion d'un axe de connexion (4) dans le trou borgne (S) et mise en contact électrique avec le conducteur partiel (2) avec respect d'un écart minimal (MA); et remplissage des cavités restantes avec un matériau isolant durcissant (5) et observation d'une durée de durcissage.
PCT/EP2009/060047 2008-08-13 2009-08-03 Procédé de fabrication d'un point de connexion ou de départ multipolaire pour une barre collectrice comportant des conducteurs partiels tubulaires disposés coaxialement Ceased WO2010018100A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200810037966 DE102008037966A1 (de) 2008-08-13 2008-08-13 Verfahren zur Herstellung einer mehrpoligen Anschluss- oder Abgangsstelle für eine Stromschiene mit koaxial angeordneten, rohrförmigen Teilleitern
DE102008037966.2 2008-08-13

Publications (2)

Publication Number Publication Date
WO2010018100A2 true WO2010018100A2 (fr) 2010-02-18
WO2010018100A3 WO2010018100A3 (fr) 2010-06-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/060047 Ceased WO2010018100A2 (fr) 2008-08-13 2009-08-03 Procédé de fabrication d'un point de connexion ou de départ multipolaire pour une barre collectrice comportant des conducteurs partiels tubulaires disposés coaxialement

Country Status (2)

Country Link
DE (1) DE102008037966A1 (fr)
WO (1) WO2010018100A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110073730A (zh) * 2016-12-19 2019-07-30 Abb瑞士股份有限公司 用于传导电能的多相汇流排以及其制造的方法

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Publication number Priority date Publication date Assignee Title
US10846860B2 (en) 2013-03-05 2020-11-24 Nview Medical Inc. Systems and methods for x-ray tomosynthesis image reconstruction
WO2018114688A1 (fr) * 2016-12-19 2018-06-28 Abb Schweiz Ag Barre omnibus stratifiée pour modules enfichables

Family Cites Families (12)

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Publication number Priority date Publication date Assignee Title
US3391243A (en) * 1965-07-26 1968-07-02 Westinghouse Electric Corp Enclosed electric power transmission conductor
CH446471A (de) * 1966-01-31 1967-11-15 Ellison George Ltd Elektrische Sammelschienen-Anordnung
FR1547718A (fr) * 1967-10-19 1968-11-29 Electro Entpr L Perfectionnements aux liaisons de puissance à moyenne tension
GB1303654A (fr) * 1969-03-13 1973-01-17
DE8209144U1 (de) * 1982-03-31 1982-11-18 BMS Ingenieur-Gesellschaft mbH & Co KG, 5000 Köln Drehstrom-Leiter
US5422440A (en) * 1993-06-08 1995-06-06 Rem Technologies, Inc. Low inductance bus bar arrangement for high power inverters
DE19603215A1 (de) * 1996-01-30 1997-07-31 Asea Brown Boveri Sammelschienensystem
DE19723441A1 (de) 1997-06-04 1998-12-10 Kloeckner Moeller Gmbh Koaxialer Schienenverteiler und Verfahren zu seiner Herstellung
EP1085632A1 (fr) * 1999-09-14 2001-03-21 Marconi Communications network Components & Services S.p.A. Structure de conducteurs pour la transmission d'énergie électrique
DE10146503A1 (de) 2001-09-21 2003-04-10 Abb Patent Gmbh Elektrische Installationsverteilung
DE102005003870A1 (de) * 2005-01-21 2006-08-03 Siemens Ag Gehäusebaugruppe eines von einer elektrischen Isolation umgebenen Leiterzuges
ITRM20060031A1 (it) * 2006-01-24 2007-07-25 Massimo Cresta Elettroconduttura

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110073730A (zh) * 2016-12-19 2019-07-30 Abb瑞士股份有限公司 用于传导电能的多相汇流排以及其制造的方法

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Publication number Publication date
WO2010018100A3 (fr) 2010-06-10
DE102008037966A1 (de) 2010-02-18

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