EP2486636A1 - Unité de raccordement destinée à une ferme solaire - Google Patents

Unité de raccordement destinée à une ferme solaire

Info

Publication number
EP2486636A1
EP2486636A1 EP10788232A EP10788232A EP2486636A1 EP 2486636 A1 EP2486636 A1 EP 2486636A1 EP 10788232 A EP10788232 A EP 10788232A EP 10788232 A EP10788232 A EP 10788232A EP 2486636 A1 EP2486636 A1 EP 2486636A1
Authority
EP
European Patent Office
Prior art keywords
connection unit
unit according
connection
feed
housing
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Withdrawn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
EP10788232A
Other languages
German (de)
English (en)
Inventor
Kornelia Tebbe
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP2486636A1 publication Critical patent/EP2486636A1/fr
Withdrawn legal-status Critical Current

Links

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
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02—Details
    • H02G3/08—Distribution boxes; Connection or junction boxes

Definitions

  • the invention relates to a connection unit for a solar farm according to the preamble of claim 1.
  • the converter panels are interconnected by fixed lines, and the entire panel of converter panels is connected via a terminal unit to a line connected to the public network.
  • the field is occupied by plants which are e.g. the
  • connection unit is now to be created, which makes it possible to use several
  • connection unit for a solar farm with the features specified in claim 1.
  • connection options for at least two different directions it can be used as a connection unit for a number of directions corresponding number of fields.
  • connection unit allows different directions the connection of a solar panel assembly, so you can perform using this connection unit a four-field economy, in which three fields are used as usual, on the "dormant" field but a converter field is placed, which via the terminal unit in the rest of the year electricity into the public Network feeds. The converter field can then be converted every year.
  • connection unit as indicated in claim 2, is particularly well suited for installation at the dividing line between two fields.
  • a terminal unit according to claim 3 is particularly well suited for use at a point which is four
  • connection unit according to claim 6 is particularly versatile, since the directions in which the various fields are connected by the user even after installation of the connection unit are adjustable.
  • a connection unit according to claim 8 can establish a connection to a field line running at a greater height above the earth's surface.
  • connection unit also to use to connect fields that are on the other side of the economic route.
  • pie development of the invention according to claim 9 allows a connection of a converter field to outdoor lines, which extend at different heights above the ground. The development of the invention allows according to
  • Claim 10 also an adaptation to economic routes of different width.
  • connection unit In a connection unit according to claim 11, an electrical connection can be made to a field line, without having to create a connection to the field line manually using a lift or the like. It is with the development of the invention according to
  • Claim 12 ensures that the bridge carrier without good visual contact to the junction with the
  • Claim 13 largely automatic.
  • connection unit may also have a
  • connection unit may also comprise a high-voltage transformer, so that directly
  • a connection can be made to an overhead power line.
  • a larger landscape area used for power generation from solar energy may be organized so that a field line limited to the landscape area is operated at a lower voltage (e.g., 220V or 380V) at the expense of the individual over the landscape
  • the step-up of the voltage to the voltage of a transmission line takes place only at one of the connection units for the entire landscape area together.
  • FIG. 1 a plan view of four adjacent fields
  • Figure 2 A view similar to Figure 1, wherein the
  • FIG. 3 a side view of a feed mast inserted into the connection unit of FIG. 2;
  • Figures A plan view of a landscape area, in figures 4 and 9: which has a larger number on both sides
  • FIG. 6 shows a plan view of a modified connection unit with a pivotable adapter part
  • Figure 7 A vertical section through a modified
  • Terminal unit similar to that of Figure 6, but having two independently rotatable adapter parts;
  • Figure 8 A schematic plan view of the electronic
  • FIG 1 In Figure 1, four fields are shown at 10-1, 10-2, 10-3 and 10-4, which are adjacent to each other in pairs and have a common vertex. Fields 10-1 to 10-4 are operated in four-field economy. Currently 10-1, 10-2, and 10-3 fields are being farmed normally
  • PV tracks On the field 10-4 currently a photovoltaic solar power converter field 18 is installed, which is made of side by side laid flexible photovoltaic panels 20 is constructed, which are hereinafter referred to as PV tracks.
  • the PV webs 20 are connected at their ends lying in the drawing by a busbar 22, which may be formed by a cable with corresponding weather protection connection points.
  • connection unit designated overall by 24 which has a housing anchored in the ground, which is provided with four connection boxes 28, which are mirror images of the boundaries between the fields 10-1 until 10-4 are provided.
  • connection unit 24 carries a feed mast 30, which carries in its height of a few meters above ground a conversion unit 34, which converts the voltage of the electricity generated by the solar system 18 to a voltage that is typical for smaller power lines, e.g. 5 to 15 kV.
  • the Umsetzztician 34 is exposed by their attachment of the ambient air and wind ⁇ , what a sufficient
  • Cooling usually ensures.
  • the conversion unit 34 has not shown in Figure 1 terminals and is connected via flexible conductor pieces 36, 38 to lines 40, 42 of a field line.
  • the converter field 18 is moved to the fields 10-2 and 10-3, in which case the lower left junction box 28 of the terminal unit 24 and the bottom right located junction box 28 is used.
  • the housing 26 of a connection unit 24 can have a housing section 45 designed as a wide concrete roadway segment element, which projects laterally beyond the economy route 44 on both sides. Inside the housing section 24 are channels that
  • the field line 40, 42 thus runs parallel to a path, which facilitates the inspection and possibly to be carried out maintenance.
  • the feed mast 30 is inserted into a suitable mast receptacle .46 of the connection unit 24, preferably detachably.
  • connection unit 24 has a very simple structure and is inexpensive to produce as such. In the new investment of farm roads can therefore at suitable "Vierlander points" of the fields already in stock, the housing 26 install, even if at the moment still no extraction of solar power in the corresponding landscape in
  • the laid housing 26 can then quickly if necessary by adding the electrical and electronic components to a functional
  • Connection unit 24 can be upgraded.
  • Fig. 4 The embodiment of Fig. 4 is similar to that of Fig. 3 in that it shows a landscape area in which a plurality of fields 10-1 to 10-13 are arranged on both sides of a trade route. Outdoor lines 40, 42 run parallel to the economic path 44.
  • connection units 44 are now designed so that the mast receptacle 46 is off-center. In those fields where the boundary between two fields is one another
  • connection unit 24 arranges the economic path offset from each other by simply turning the connection unit 24 by 180 °.
  • bridge girders 48 which are used in the fields to the right of the economic path 44 in FIG. 4 in order to establish at a safe height above the farm track 44 a connection to the field lines 40, 42.
  • Field also via a double-sided ramps having threshold 50, which is placed on the farm road 44, connect to the field lines 40, 42, wherein the guided through the threshold 50 end of a connecting line 52 is connected via a contact carrier 54 to the field lines 40, 42, which is connected from a platform or a ladder to the field lines 40, 42 and from which a connection cable 56 hangs vertically downwards.
  • the feed mast 30 has the shape of a rectangular tube, and contributes to its lower end a connecting box
  • a lower spigot portion 58 of the feed mast 30 is inserted into a sleeve-shaped mast receptacle 46 which is cast in a foundation 60.
  • a flexible connection cable 64 one end of which is connected to the junction box 28, extends over two pulleys 66, 68 provided at the upper end of the feed tower 30 and a dancer roller 70 connected to stub shafts 72 in guide slots 74 of the
  • the feed mast 30 is provided on its left in Figure 5 side with a rack 82, with which
  • a gear 84 cooperates, which is mounted in the guide carriage 74 and by a servo motor
  • a gear 88 is arranged, which with a
  • Rack 90 cooperates, which is provided on the top of the bridge girder 48.
  • the gear 88 is driven by a servomotor 92, which may also be a stepping motor.
  • the bridge carrier 48 is made of electrically insulating
  • Outdoor lines 40, 42 is adjusted.
  • the contact plates 94, 96 are via a spiral cable
  • 94, 96 is a generally designated 104 pressing unit. This comprises a U-shaped lever 106 which is articulated via a bearing eye 108 on the underside of the bridge support 48. A stub shaft 110 of the lever 106 running in the bearing eye 108 is driven by a servomotor
  • an insulating pressure plate 116 is mounted via a pivot pin 114, which acts on the underside of the field lines 40, 42.
  • the pressure plate 116 may be made of the one shown in FIG.
  • the field lines 40, 42 are to facilitate
  • the controller 126 may further monitor when a contact is made to both of the field lines 40, 42. It then ends the vertical downward movement
  • controller 126 If the controller 126 has determined that both outdoor lines 40, 42 are in contact with the contact recesses 94, 96, it also energizes the servomotor 92 in such a way that the lever 106 in FIG. 5 is pivoted counterclockwise until the pressure plate 116 is firmly against the underside of the field lines 40, 42 presses.
  • Servomotor 112 supplied current monitored.
  • control panel 128, which allows manual control of the various servomotors if desired.
  • FIG. 6 shows a modified connection unit 24
  • a rotary coupling bush 130 which is provided on its upper side with a rotary coupling bush 130.
  • This includes two contacts 132, 134 which are connected to conductor sections 136, 138 which are parts of an underground laid feed line
  • rotary coupling bushing 130 Into the rotary coupling bushing 130 is inserted a matching rotary joint plug 142, which is part of an adapter part 144.
  • the rotary joint connector 142 has contact rings 146, 148 with the rotary coupling plug 142 inserted into the rotary joint bush 130
  • the adapter part 146, 148 further comprises a rotary clutch bushing 130, which corresponds to that of the housing 26.
  • the busbar 22 is connected to the junction box 28, connected to the underground busbar 22.
  • the adapter part 144 can assume various angular positions and thus be aligned with different fields which are adjacent to the connection unit 24.
  • the housing 26 thus forms, together with the adapter part 144, a connection unit 24 to which the connection of a converter field 18 can take place from different directions.
  • connection unit 24 it was also possible to connect several converter fields 18 at the same time via the connection unit 24 to a line connecting to the public network.
  • FIG. 8 shows a possible modified construction of the electrical part of a connection unit 24.
  • Input terminals 152, 154 which are to be connected to the converter field 18, are connected to the lines 40, 42 via a voltage converter 156. This then sets the of the
  • Figure 9 shows a landscape area in which three fields 10-1, 10-2 and 10-3 are arranged to one side of a trade route 44 and fields 10-4, 10-5 and 10-6 to the other side thereof.
  • the three fields 10-1, 10-2 and 10-6 are used for solar power generation, the other fields are used for agriculture.
  • Field 10-5 can be used for solar power generation
  • terminal units described above allow the use of one and the same infrastructure for coupling solar power into the public network for a plurality of fields that are not planted in a given annual rhythm but for the Extraction of solar power can be used.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

Unité de raccordement (24) destinée à raccorder une installation solaire (18) à une ligne publique (40,42) et permettant le raccordement de l'installation solaire (18) dans différentes directions. Il est ainsi possible d'utiliser l'unité de raccordement (24) sur un champ en jachère, la phase de repos de la terre correspondant à une phase de production de courant solaire.
EP10788232A 2009-10-11 2010-10-11 Unité de raccordement destinée à une ferme solaire Withdrawn EP2486636A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200910049036 DE102009049036A1 (de) 2009-10-11 2009-10-11 Anschlusseinheit zur Verwendung in einer Solarfarm
PCT/EP2010/006189 WO2011042205A1 (fr) 2009-10-11 2010-10-11 Unité de raccordement destinée à une ferme solaire

Publications (1)

Publication Number Publication Date
EP2486636A1 true EP2486636A1 (fr) 2012-08-15

Family

ID=43631382

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10788232A Withdrawn EP2486636A1 (fr) 2009-10-11 2010-10-11 Unité de raccordement destinée à une ferme solaire

Country Status (3)

Country Link
EP (1) EP2486636A1 (fr)
DE (1) DE102009049036A1 (fr)
WO (1) WO2011042205A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022119930A1 (de) 2022-08-08 2024-02-08 PT Bröring GmbH & Co. KG Verfahren zum Betrieb einer Photovoltaikanlage auf landwirtschaftlich genutzten Freiflächen und darauf betriebene Photovoltaikanlage

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10341543A (ja) * 1997-06-06 1998-12-22 Kandenko Co Ltd 通信ケーブル配線ボックス装置
WO2009013607A2 (fr) * 2007-07-23 2009-01-29 Vergnet Hydro Sas Générateur photovoltaïque surélevé

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4845312A (en) * 1988-03-14 1989-07-04 Hop Lee Electrical outlet box and outlet therefor
JP3469807B2 (ja) * 1999-03-24 2003-11-25 鐘淵化学工業株式会社 太陽電池発電装置と該装置用配線器具及び配線構造
WO2008042873A2 (fr) * 2006-10-02 2008-04-10 Plextronics, Inc. Fermes solaires comprenant des modules opv à très bas coût
US9172296B2 (en) * 2007-05-23 2015-10-27 Advanced Energy Industries, Inc. Common mode filter system and method for a solar power inverter
DE202008007846U1 (de) * 2008-06-12 2008-10-30 EFG Energie für Gebäude GmbH & Co. KG Fotovoltaikanlage
DE202009007320U1 (de) * 2009-05-25 2009-08-13 Yamaichi Electronics Deutschland Gmbh Anschlußdose und Solarpaneel

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10341543A (ja) * 1997-06-06 1998-12-22 Kandenko Co Ltd 通信ケーブル配線ボックス装置
WO2009013607A2 (fr) * 2007-07-23 2009-01-29 Vergnet Hydro Sas Générateur photovoltaïque surélevé

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011042205A1 *

Also Published As

Publication number Publication date
DE102009049036A1 (de) 2011-04-14
WO2011042205A1 (fr) 2011-04-14

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