EP2201612A1 - Dispositif de liaison et procédé de câblage de cellules solaires - Google Patents

Dispositif de liaison et procédé de câblage de cellules solaires

Info

Publication number
EP2201612A1
EP2201612A1 EP07855997A EP07855997A EP2201612A1 EP 2201612 A1 EP2201612 A1 EP 2201612A1 EP 07855997 A EP07855997 A EP 07855997A EP 07855997 A EP07855997 A EP 07855997A EP 2201612 A1 EP2201612 A1 EP 2201612A1
Authority
EP
European Patent Office
Prior art keywords
joining head
solar cells
controlled
cells according
joining
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Withdrawn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
EP07855997A
Other languages
German (de)
English (en)
Inventor
Heiko Fischer
Florian Tschoge
Markus MÜNCH
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.)
Solarwatt GmbH
Original Assignee
Solarwatt GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Solarwatt GmbH filed Critical Solarwatt GmbH
Publication of EP2201612A1 publication Critical patent/EP2201612A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
    • H10F71/00—Manufacture or treatment of devices covered by this subclass
    • H10F71/137—Batch treatment of the devices
    • H10F71/1375—Apparatus for automatic interconnection of photovoltaic cells in a module
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/02—Soldering irons; Bits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/04—Heating appliances
    • B23K3/047—Heating appliances electric
    • B23K3/0475—Heating appliances electric using induction effects, e.g. Kelvin or skin effects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B23K3/04—Heating appliances
    • B23K3/047—Heating appliances electric
    • B23K3/0478—Heating appliances electric comprising means for controlling or selecting the temperature or power
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
    • H01R43/0207—Ultrasonic-, H.F.-, cold- or impact welding
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

Definitions

  • the invention relates to an automated method and a driven connection device for interconnecting solar cells for solar modules by means of connecting elements, wherein the connection of the solar cells with each other takes place with molded cable connectors and these cable connectors are contacted with the contacting points of the solar cells.
  • connection devices There are a variety of different connection devices and various methods for the automated interconnection of individual solar cells with each other known.
  • a significant problem in the production of thermal and especially in brazed cable connections is that during the cooling and solidification process, ie until the junction is so far cooled and cured and no so-called cold solder joint is formed, a certain force (contact pressure) on the line connector a certain period of time must be exercised.
  • contact pressure contact pressure
  • the object of the invention is to provide a novel driven connection device and a new method for interconnecting solar cells, especially for solar modules, which allows high interconnection performance per unit time is suitable for differently shaped fasteners, the cable connector can be particularly delicate and lightweight, the can be used for different sized plate-shaped solar modules and combined in a single compact constructive
  • the connecting device according to the invention for interconnecting solar cells for solar modules with one another by means of connecting elements consists of a transport device and at least one cyclically controlled feeding and joining head, to which at least one holding device is connected.
  • the connection of the solar cells is preferably carried out with line connectors that make contact by means of thermally available compound material.
  • the drive and the control of the connecting device is analogous, as is common in automatic handling devices (industrial robots), computer-controlled with a specific software.
  • the holding device 2 (or holding devices) arranged in the clocked controlled feed and joining head 1 are likewise integrated, like at least one energy source 3, for heating and joining the line connector 5 in the clocked feeding and joining head 1, such that above all small-sized and light line connectors can be handled.
  • at least one recess 4 whose shape corresponds to the shape of the line connector 5, is arranged in the direction of the solar cell to be contacted, ie preferably at the bottom of the controlled supply and joining head 1. This means that the course of the edges 7 of the recess 4 exactly along the outer dimensions ie the exact shape of the
  • Line connector 5 follows. This makes it possible that the line connector 5 occupies a precisely defined position when removing from a storage device and recording in the feeding and joining head 1 by means of the holding device 2.
  • the feeding and joining head 1 and the holding device 2 are moved and controlled in a clocked manner by means of a driven (handled) connecting device.
  • a driven (handled) connecting device In this case, in the first cycle or multiple training of the supply and joining head 1 within a connecting device several line connector 5 from a storage device by means of a holding device 2 or according to several
  • the or the line connector 5 are preheated by means of one or more arranged energy source (s) 3 via the controlled feed and joining head 1.
  • the preheated or the line connector 5 are positioned during the third clock so that the contact points of the line connector 5 are exactly above the contact points (connection points) of the solar cells to be connected.
  • the supply and joining head 1 acts chronologically in immediate succession both as a heating element and immediately thereafter as a cooling element.
  • the entire process of connection production is very much minimized in time.
  • the connecting device according to the invention and the method according to the invention for shading solar cells for solar modules therefore makes it possible to achieve increased interconnection performance per unit of time.
  • Another advantage is the compact, structurally unified structural unit of all functional elements, wherein all process steps are carried out for the connection by means of the connecting device according to the invention.
  • the joining head plate 6 can, for. B. by means of a screw connection on the supply and joining head 1.
  • the edges 7 along the shape of the recess 4 are inside continuously or stepped chamfered.
  • an eddy-current heating device or resistance heating device is arranged as energy source 3 of the controlled supply and joining head 1.
  • energy source 3 of the controlled supply and joining head 1 By means of these heaters, both the preheating and the heating of the line connector 5 is carried out at the joining temperature.
  • a laser light source is arranged as the energy source 3 of the controlled feeding and joining head 1.
  • the laser light source performs the same function as the eddy current heater.
  • the controlled feed and joining head 1 is provided internally with closed channels, which are formed as a cooling device 11 immediately inside behind the joining head plate 6.
  • This cooling device 11 is supplied with water or gas.
  • the feeding and joining head 1 according to the invention thus enables both a faster heating of the line connector 5 and then a faster cooling of the line connection produced. This makes it possible to significantly reduce the time to reach the mechanically durable connection between line connector 5 and surface to be contacted, which is why the connection device can be operated with significantly shorter cycle times than bislan gg üubt Lich.
  • controlled supply and joining head 1 it is also another embodiment of the controlled supply and joining head 1 possible, in which this is provided with directed to the line connector 5 open channels, which are formed acted upon with gas and thus the joints of the line connector 5 targeted and very fast to the mechanical can cool the fixed area of the line connection.
  • the controlled feeding and joining head 1 can also be designed so that it simultaneously contacts several joints of a single line connector (usually larger then) 5, d. H. a larger trained line connector 5 is contacted at several points simultaneously.
  • the controlled supply and joining head 1 is constructed in such a way that it simultaneously contacts a plurality of joints of a plurality of line connectors 5 at the same time.
  • a plurality of correspondingly shaped depressions 4 for receiving a plurality of line connectors 5 are then arranged within a feed and joining head 1.
  • connection device for shading of solar cells can also consist of several simultaneously clocked and controlled feeding and joining heads 1, which can be constructively combined to form a complex transport and connection unit.
  • the holding device 2 is designed as a vacuum suction device within the controlled feed and joining head 1.
  • the line connector 5 are then sucked from the storage device during removal into the recess 4, preferably via a centrally located in the middle of the feed and joining head 1 opening, precisely positioned and held in this.
  • the vacuum suction device remains in operation until the line connector 5 is placed on the surface of the solar cell by the driven connection device, positioned and pressed.
  • the holding device 2 of the controlled feeding and joining head 1 may be formed as a magnetic fixing device, with the condition that the line connector consists of a ferromagnetic material or is at least partially provided with a ferromagnetic material.
  • FIG. 1 shows a feeding and joining head 1 according to the invention with the embodiment of FIG.
  • FIG. 2 shows a feeding and joining head 1 according to the invention with execution of the energy source 3 as a laser light source for the connecting device
  • Joining head plate 6 is a recess 4 is introduced, which is formed so deep that the line connector 5 protrudes in its holding position in the feed and joining head 1 on the surface of the joining head plate 6.
  • the edge 7 of the recess 4 of the joining head plate 6 has a shape that corresponds to the shape of the line connector 5. This means that _.
  • the exact shape of the line connector 5 follows. This makes it possible for the line connector 5 to occupy a precisely defined position by means of the holding device 2 when it is removed from a storage device, preferably by means of a vacuum suction device and accommodated in the feed and joining head 1. In this case, the preheating of the line connector begins immediately after removal of the line connector 5 from the storage device. Also in the area of the exchangeable joining head plate 6, in the direction of the surface to be contacted, here in FIG. 1, directed downward, in the clocked feeding and joining head 1 a cooling device 11 is arranged and formed. This cooling device 11 can after reaching the predetermined
  • FIG. 2 Another preferred embodiment of a feeding and joining head 1 according to the invention is shown in FIG.
  • the construction of the feeding and joining head 1 according to FIG. 2 differs from the embodiment according to FIG. 1 in that, instead of an eddy-current heating device with an induction loop 10, a laser light source as
  • Energy source 3 is arranged.
  • the laser light generated by the laser light source is guided by means of an internally arranged fiber optic 8 through the feeding and joining head 1 and the joining head plate 6 through exactly on the points of the line connector 5, which are to be thermally connected to the surface to be contacted of the solar cell.
  • two contact points of a line connector 5 left and right
  • two pyrometers 9 are integrated into the feed and joining head 1.
  • the cooling device 11 is arranged analogously and acts in the same manner as in the first embodiment.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Dermatology (AREA)
  • General Health & Medical Sciences (AREA)
  • Photovoltaic Devices (AREA)

Abstract

L'invention concerne un procédé de câblage de cellules solaires pour des modules solaires au moyen d'éléments de liaison traversant un dispositif de liaison qui comporte un dispositif de transport et une tête d'amenée et d'assemblage (1) à laquelle sont reliés un dispositif de maintien (2) et une source d'énergie (3). La liaison est réalisée au moyen de connecteurs (5) à assemblage thermique. En direction de la cellule solaire, un évidement (4) est ménagé dans la tête d'amenée et d'assemblage (1), la forme de cet évidement correspondant à la forme du connecteur (5) et permettant de le positionner. Selon le procédé de l'invention, la tête d'amenée et d'assemblage (1) et le dispositif de maintien (2) sont déplacés et dirigés de manière cadencée au moyen du dispositif de liaison susmentionné.
EP07855997A 2007-10-19 2007-10-19 Dispositif de liaison et procédé de câblage de cellules solaires Withdrawn EP2201612A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/DE2007/001917 WO2009049573A1 (fr) 2007-10-19 2007-10-19 Dispositif de liaison et procédé de câblage de cellules solaires

Publications (1)

Publication Number Publication Date
EP2201612A1 true EP2201612A1 (fr) 2010-06-30

Family

ID=39539676

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07855997A Withdrawn EP2201612A1 (fr) 2007-10-19 2007-10-19 Dispositif de liaison et procédé de câblage de cellules solaires

Country Status (3)

Country Link
EP (1) EP2201612A1 (fr)
DE (1) DE112007003739A5 (fr)
WO (1) WO2009049573A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014134482A1 (fr) * 2013-02-28 2014-09-04 Farmer Mold & Machine Works, Inc. Gabarit et procédé de brasage

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57210694A (en) 1981-06-19 1982-12-24 Hitachi Ltd Method and device for soldering via resistance reflow
DE3612269A1 (de) 1986-04-11 1987-10-15 Telefunken Electronic Gmbh Verfahren zum anbringen eines verbindungsleiters am anschlusskontakt einer photovoltaischen solarzelle
JP4504485B2 (ja) * 1999-10-27 2010-07-14 株式会社カネカ 太陽電池用リード線半田付け装置
ATE487238T1 (de) * 1999-09-29 2010-11-15 Kaneka Corp Verfahren und gerät zur automatischen lötung von einem anschlussdraht an einer sonnenzellenbatterie
JP2001127433A (ja) 1999-10-26 2001-05-11 Hitachi Chem Co Ltd プリント配線板とその製造方法
EP1291929A1 (fr) * 2001-09-11 2003-03-12 Strela Gmbh Module de cellules solaire et méthode de fabrication
NL1020627C2 (nl) * 2002-05-21 2003-11-24 Otb Group Bv Werkwijze en tabstation voor het aanbrengen van tabs op een zonnecel alsmede een werkwijze en inrichting voor het vervaardigen van een zonnepaneel.
DE10345567A1 (de) 2003-09-29 2005-05-19 Erco Leuchten Gmbh Reflektorleuchte, wie Boden-, Decken- oder Wandeinbau-Reflektorleuchte, insbesondere Stufen-Reflektorleuchte

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2009049573A1 *

Also Published As

Publication number Publication date
DE112007003739A5 (de) 2010-09-16
WO2009049573A1 (fr) 2009-04-23

Similar Documents

Publication Publication Date Title
EP1974396B1 (fr) Dispositif de mise en contact de cellules solaires, dispositif de maintien de bandes et dispositif de transport pour un dispositif de mise en contact de cellules solaires
DE3423172C2 (de) Verfahren zum Herstellen einer Solarbatterie
EP0618035B1 (fr) Dispositif de soudage/désoudage pour circuits intégrés
DE102005036130A1 (de) Verfahren und Vorrichtung zum Herstellen eines Solarzellenstring
WO2008014900A1 (fr) Procédé d'insertion d'un cavalier sur une cellule solaire photovoltaïque
DE4142406C2 (de) Verfahren zur Herstellung von Wärmeübertragungsvorrichtungen, und Werkzeuge zur Durchführung des Verfahrens
DE3824865A1 (de) Herstellen von loetflaechen
EP2768295A2 (fr) Procédé de fermeture d'un boîtier au moyen d'un procédé de liaison optique
DE29908667U1 (de) Führungsgestell zum Anschweißen von Kühlrippen und eine Tragplatte eines Kühlkörpers
EP2098802B1 (fr) Appareil d'eau chaude doté d'un tuyau de refroidissement électronique
EP2201612A1 (fr) Dispositif de liaison et procédé de câblage de cellules solaires
DE102008047517B4 (de) Verfahren und Vorrichtungen zur Assemblierung und Verlötung von Solarzellen
DE102006022818A1 (de) Verbindungseinrichtung und Verfahren zur Verschaltung von Solarzellen
DE69009421T2 (de) Verfahren zum Simultananordnen und Verlöten von SMD-Bauteilen.
EP1049362A2 (fr) Plaquette à circuit comportante une région conductrice pour la chaleur
DE3630323C1 (fr)
DE69738553T2 (de) Verfahren zur Montage von Bauelementen auf einem Substrat
DE102021202737A1 (de) Verfahren zum Verbinden eines wärmeerzeugenden Bauteils mit einer Kühlvorrichtung
DE10359564A1 (de) Verfahren zum Verbinden von Bauteilen
EP2747531B1 (fr) Procédé de fabrication de cartes de circuit imprimé à composants mixtes
EP2317576A2 (fr) Procédé destiné à la fabrication d'un module de branche Seebeck
EP2234749B1 (fr) Procédé pour la réalisation d'une liaison brasée entre deux éléments
EP0530191B1 (fr) Procede et dispositif de soudage de pieces a souder dans des positions precises sur un support
EP1282155B1 (fr) Dispositif pour le transport et l'équipement de substrats comprenant des puces semiconductrices
DE102023206153A1 (de) Verfahren zum Anbinden eines Kabels an eine Leiterplatte

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: 20100414

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 IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK RS

DAX Request for extension of the european patent (deleted)
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: 20120503