JP2003282916A - Solar-cell module - Google Patents

Solar-cell module

Info

Publication number
JP2003282916A
JP2003282916A JP2002086551A JP2002086551A JP2003282916A JP 2003282916 A JP2003282916 A JP 2003282916A JP 2002086551 A JP2002086551 A JP 2002086551A JP 2002086551 A JP2002086551 A JP 2002086551A JP 2003282916 A JP2003282916 A JP 2003282916A
Authority
JP
Japan
Prior art keywords
solar cell
solar
cell group
cells
cell module
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
Application number
JP2002086551A
Other languages
Japanese (ja)
Other versions
JP4174227B2 (en
Inventor
Koji Goto
耕司 後藤
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.)
Kyocera Corp
Original Assignee
Kyocera 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 Kyocera Corp filed Critical Kyocera Corp
Priority to JP2002086551A priority Critical patent/JP4174227B2/en
Publication of JP2003282916A publication Critical patent/JP2003282916A/en
Application granted granted Critical
Publication of JP4174227B2 publication Critical patent/JP4174227B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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  • Photovoltaic Devices (AREA)

Abstract

<P>PROBLEM TO BE SOLVED: To provide a solar-cell module whose size is not limited in accordance with the number of solar cells in one solar cell group and which has a matrix array whose degree of freedom is high. <P>SOLUTION: A plurality of the solar cells are disposed at the rear side of a translucent panel in a matrix shape formed of rows and columns. A plurality of the solar cell groups which are connected in series or parallel for the respective solar cells are formed. A plurality of the solar cell groups are connected in series and bypass diodes stored in a terminal box formed at the rear side of the solar cells are connected to the solar cell groups. The solar cell of one solar cell group is arranged on the extension of the string of the solar cells in the other solar cell group. The solar cell group is connected to the bypass diode in the terminal box via the rear side of the other solar cell group. <P>COPYRIGHT: (C)2004,JPO

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【発明の属する技術分野】本発明は電気的に直列接続あ
るいは直並列接続した複数の太陽電池セルを有する太陽
電池モジュールに関し、特に太陽電池セルの出力電流を
バイパスさせるバイパスダイオードを有する太陽電池モ
ジュールに関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a solar cell module having a plurality of solar cells electrically connected in series or series-parallel, and more particularly to a solar cell module having a bypass diode for bypassing an output current of the solar cells. .

【0002】[0002]

【従来の技術】従来の太陽電池モジュールを図10およ
び図11に示す。図10および図11において、1は太
陽電池モジュール、2は透光性パネル、3はバックシー
ト、4は太陽電池セル、5は透光性接着剤である。複数
の太陽電池セル4を直列あるいは直並列に接続して行と
列からなるマトリックス状に配列している。複数の太陽
電池セル4を透光性接着材5としてのエチレンビニルア
セテート(EVA)樹脂によって固定し、その表面側を
ガラスなどから成る透光性パネル2で覆うとともに、裏
面側に耐候性のあるバックシート3を設けて構成されて
いる。
2. Description of the Related Art A conventional solar cell module is shown in FIGS. In FIGS. 10 and 11, 1 is a solar cell module, 2 is a translucent panel, 3 is a back sheet, 4 is a solar cell, and 5 is a translucent adhesive. A plurality of solar cells 4 are connected in series or in series / parallel and arranged in a matrix of rows and columns. A plurality of solar cells 4 are fixed with an ethylene vinyl acetate (EVA) resin as a translucent adhesive material 5, the front surface side is covered with a translucent panel 2 made of glass or the like, and the back surface has weather resistance. It is configured by providing a back sheet 3.

【0003】そして、図12に示すように、直列あるい
は直並列に接続した太陽電池セル2で複数の太陽電池群
6(6a、6b、6c)を構成し、これら複数の太陽電
池群6a、6b、6cを直列に接続するとともに、太陽
電池群6の電気的出力を取り出すために、両端の太陽電
池群6a、6cから出力を取り出すようにしている。そ
のため、両端の太陽電池群6a、6cが端子ボックス8
に接続されている。また、各太陽電池群6には複数の太
陽電池保護用バイパスダイオード7が並列に接続されて
おり、太陽電池モジュール1の一方側の端部から端子ボ
ックス8内に設置してあるバイパスダイオード7に並列
に接続されている。
Then, as shown in FIG. 12, a plurality of solar battery groups 6 (6a, 6b, 6c) are formed by the solar battery cells 2 connected in series or series-parallel, and the plurality of solar battery groups 6a, 6b are formed. , 6c are connected in series, and in order to take out the electrical output of the solar cell group 6, the output is taken out from the solar cell groups 6a, 6c at both ends. Therefore, the solar cell groups 6a and 6c at both ends are connected to the terminal box 8
It is connected to the. Further, a plurality of solar cell protection bypass diodes 7 are connected in parallel to each solar cell group 6, and the bypass diodes 7 installed in the terminal box 8 are connected from one end of the solar cell module 1 to one side. It is connected in parallel.

【0004】バイパスダイオード7は、太陽電池セ2を
破損などから保護するために設ける。すなわち、太陽電
池群6内の一部の太陽電池セル2が影になった場合に、
出力低下を引き起こすとともに太陽電池セル2に逆バイ
アスが加わってそのセル2が過熱して太陽電池セル2を
破損したり、火災を引き起こす原因になることから、太
陽電池セル2の逆バイアスを解放し、太陽電池セル2を
逆バイアスによる破損から保護するものである。
The bypass diode 7 is provided to protect the solar battery cell 2 from damage and the like. That is, when some of the solar cells 2 in the solar cell group 6 are shaded,
The reverse bias of the solar cell 2 is released because it causes a decrease in output and a reverse bias is applied to the solar cell 2 to overheat the cell 2 to damage the solar cell 2 or cause a fire. The solar cell 2 is protected from damage due to reverse bias.

【0005】[0005]

【発明が解決しようとする課題】ところが、太陽電池セ
ルに逆バイアスが印加されたときの発熱量は、太陽電池
群6内の太陽電池セル2の直列数に大きく影響し、一つ
の太陽電池群6内の太陽電池セル2の枚数は発熱量によ
り制限される。したがって、バイパスダイオード7を接
続しなければならない太陽電池セル2の枚数によって太
陽電池モジュールの大きさが制限されるという問題があ
った。すなわち、従来の太陽電池モジュールでは、バイ
パスダイオード7を太陽電池モジュールの一方の端部か
ら接続しているため、太陽電池モジュール1は、太陽電
池セル2の列方向または行方向には、一往復して直列接
続できる枚数までの大きさにしかできなかった。一般的
に太陽電池群6a、6b、6cの取りうるセル枚数は5
〜30枚程度である。
However, the amount of heat generated when a reverse bias is applied to the solar battery cells has a great influence on the number of series-connected solar cells 2 in the solar battery group 6, and one solar battery group The number of solar cells 2 in 6 is limited by the amount of heat generation. Therefore, there is a problem that the size of the solar battery module is limited by the number of solar battery cells 2 to which the bypass diode 7 must be connected. That is, in the conventional solar cell module, since the bypass diode 7 is connected from one end of the solar cell module, the solar cell module 1 makes one round trip in the column direction or the row direction of the solar cell 2. It was possible to make it only up to the number that could be connected in series. Generally, the number of cells that the solar cell groups 6a, 6b, 6c can take is 5
It is about 30 sheets.

【0006】本発明は、このような問題点に鑑みてなさ
れたものであり、一つの太陽電池群の太陽電池セルの枚
数によっては太陽電池モジュールの大きさが制限されな
い自由度の高いマトリクス配列を有する太陽電池モジュ
ールを提供することを目的とする。
The present invention has been made in view of the above problems, and provides a highly flexible matrix array in which the size of the solar cell module is not limited by the number of solar cells in one solar cell group. An object of the present invention is to provide a solar cell module having the same.

【0007】[0007]

【課題を解決するための手段】上記目的を達成するため
に、本発明に係る太陽電池モジュールは、透光性パネル
の裏面側に複数の太陽電池セルを行と列からなるマトリ
クス状に配設して、この複数の太陽電池セル毎に直列ま
たは並列接続した複数の太陽電池群を形成し、この複数
の太陽電池群を直列に接続するとともに各太陽電池群に
前記太陽電池セルの裏面側に形成された端子ボックス内
に収納されたバイパスダイオードを並列接続した太陽電
池モジュールにおいて、前記いずれかの太陽電池群の太
陽電池セルは、他の太陽電池群の太陽電池セルの列の延
長線上に配置されており、かつこの太陽電池群は他の太
陽電池群の裏面側を経由して前記端子ボックス内のパイ
パスダイオードに接続されていることを特徴とする。
In order to achieve the above object, a solar cell module according to the present invention has a plurality of solar cells arranged in a matrix of rows and columns on the back side of a translucent panel. Then, a plurality of solar cell groups connected in series or in parallel for each of the plurality of solar cells are formed, and the plurality of solar cell groups are connected in series and each solar cell group is provided on the back surface side of the solar cell. In a solar battery module in which bypass diodes housed in a formed terminal box are connected in parallel, the solar battery cells of any one of the solar battery groups are arranged on an extension line of a row of solar battery cells of another solar battery group. This solar cell group is connected to the bypass diode in the terminal box via the back surface side of another solar cell group.

【0008】上記太陽電池モジュールでは、前記太陽電
池群は、複数の他の太陽電池群の太陽電池セルの列の延
長線上にまたがって配置されていてもよい。
In the above solar cell module, the solar cell group may be arranged so as to extend over an extension line of a row of solar battery cells of a plurality of other solar cell groups.

【0009】また、上記太陽電池モジュールでは、前記
他の太陽電池群の裏面側に絶縁フィルムを配設して、こ
の絶縁フィルムの裏面側を経由して前記いずれかの太陽
電池群と前記バイパスダイオードを接続することが望ま
しい。
In the above solar cell module, an insulating film is provided on the back surface side of the other solar cell group, and any one of the solar cell group and the bypass diode are passed through the back surface side of the insulating film. It is desirable to connect.

【0010】[0010]

【発明の実施の形態】以下、本発明に係る太陽電池モジ
ュールの実施形態を説明する。図1は、本発明に係る太
陽電池モジュールの一実施形態を示す図、図2は同じく
太陽電池モジュールを裏面側から見た図である。本発明
に係る太陽電池モジュールでも太陽電池セルの封止構造
は図11に示す従来の太陽電池モジュールの構造と同じ
である。すなわち、太陽電池モジュール1はガラス等の
絶縁透明体からなる透光性パネル2と、PET等を樹脂
フィルム(例えばPVF(ポリビニルフタレート)でサ
ンドイッチした3層構造のバックシート3と、これらの
間に、行と列からなるマトリクス状に配列される複数の
太陽電池セル4を備えるものである。そして封止材とし
て透光性パネル2と太陽電池セル4、および太陽電池セ
ル4とバックシート3との各間に充填され、相互の位置
関係を固定し、封止するEVA等の透光性接着剤5を備
えている。そして透光性パネル2およびバックシート3
の外周にはAl等からなるフレーム6が取り付けられて
いる。また、図3に示すように、太陽電池モジュール1
の裏面側においては、バックシート3の外周部より内側
に、太陽電池4からの出力を導出する端子ボックス8を
備えている。そしてこの端子ボックス8から正極、負極
の出力線10a、10bが導出されている。
BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of a solar cell module according to the present invention will be described below. FIG. 1 is a view showing an embodiment of a solar cell module according to the present invention, and FIG. 2 is a view of the same solar cell module seen from the back side. Also in the solar cell module according to the present invention, the solar cell sealing structure is the same as the structure of the conventional solar cell module shown in FIG. That is, the solar cell module 1 includes a translucent panel 2 made of an insulating transparent material such as glass, a backsheet 3 having a three-layer structure in which PET or the like is sandwiched with a resin film (for example, PVF (polyvinyl phthalate)), and between them. , A plurality of solar cells 4 arranged in a matrix of rows and columns, and a translucent panel 2 and solar cells 4 as a sealing material, and a solar cell 4 and a back sheet 3. And a translucent adhesive 5 such as EVA that is filled between the respective parts to fix and seal the mutual positional relationship, and the translucent panel 2 and the back sheet 3.
A frame 6 made of Al or the like is attached to the outer periphery of the. In addition, as shown in FIG. 3, the solar cell module 1
On the back surface side of the above, a terminal box 8 for deriving the output from the solar cell 4 is provided inside the outer peripheral portion of the back sheet 3. From the terminal box 8, positive and negative output lines 10a and 10b are led out.

【0011】図3に図1に示す太陽電池モジュールの等
価回路を示す。複数の太陽電池セル4を行と列からなる
マトリクス状に配設し、この複数の太陽電池セル4毎に
直列または並列接続した複数の太陽電池群6(6a、6
b、6c)を形成している。第二の太陽電池群6bの太
陽電池セル4は、第一の太陽電池群6aと第二の太陽電
池群6cの太陽電池セル4の列の延長線上に配置されて
おり、太陽電池群6a、6cの太陽電池セル4の列の延
長線上にまたがって第二の太陽電池群6bの太陽電池セ
ル4が配置されている。
FIG. 3 shows an equivalent circuit of the solar cell module shown in FIG. A plurality of solar battery cells 4 are arranged in a matrix of rows and columns, and a plurality of solar battery groups 6 (6a, 6) are connected in series or in parallel for each of the plurality of solar battery cells 4.
b, 6c). The solar battery cells 4 of the second solar battery group 6b are arranged on an extension line of the rows of the solar battery cells 4 of the first solar battery group 6a and the second solar battery group 6c, and the solar battery group 6a, The solar battery cells 4 of the second solar battery group 6b are arranged straddling the extension line of the row of solar battery cells 4 of 6c.

【0012】複数の太陽電池群6a、6b、6cは直列
に接続している。すなわち、第一の太陽電池群6aの一
方端が端子ボックス8内の一方の端子12aに接続さ
れ、第一の太陽電池群6aと第二の太陽電池群6bを配
線14aで接続し、第二の太陽電池群6bと第三の太陽
電池群6cを配線14bで接続し、第三の太陽電池群の
他方端を端子ボックス8内の他方の端子12bに接続し
ている。
A plurality of solar cell groups 6a, 6b, 6c are connected in series. That is, one end of the first solar cell group 6a is connected to one terminal 12a in the terminal box 8, the first solar cell group 6a and the second solar cell group 6b are connected by the wiring 14a, The solar cell group 6b and the third solar cell group 6c are connected by the wiring 14b, and the other end of the third solar cell group is connected to the other terminal 12b in the terminal box 8.

【0013】また、配線14aから分岐して配線15a
が接続され、配線14bから分岐して配線15bが接続
されている。この配線15a、15bは、それおれ端子
ボックス7内のバイパスダイオード11間に接続され
る。したがって、各太陽電池群6a、6b、6cに並列
にバイパスダイオード11がそれぞれ接続されることに
なる。
The wiring 15a is branched from the wiring 14a.
Are connected, and the wiring 15b is connected to branch from the wiring 14b. The wirings 15a and 15b are connected between the bypass diodes 11 in the individual terminal box 7. Therefore, the bypass diode 11 is connected in parallel to each of the solar cell groups 6a, 6b, 6c.

【0014】第二の太陽電池群6bをバイパスダイオー
ド11に接続するための配線15a、15bは、他の太
陽電池群、すなわち第一の太陽電池群6aと第二の太陽
電池群6bの裏面側を経由して端子ボックス7内のパイ
パスダイオード11に接続されている。
The wirings 15a and 15b for connecting the second solar cell group 6b to the bypass diode 11 are provided on the back side of the other solar cell groups, that is, the first solar cell group 6a and the second solar cell group 6b. Is connected to the bypass diode 11 in the terminal box 7 via.

【0015】図6は図1中のB−B線断面図、図7は図
1中のC−C線断面図、図8は図1中のD−D線断面図
である。図8に示すように、まず第二の太陽電池群6b
内の太陽電池セル4に接続された配線15aを絶縁フィ
ルム16上に位置するように、横方向に引き出す。次
に、図7に示すように、配線15a、15bを他の太陽
電池群6a、6cに属する太陽電池セル4の裏面側に配
設された絶縁フィルム17を介して上方に引き出し、太
陽電池モジュールの裏面側に設けられた端子ボックス7
内のバイパス用ダイオード11の端子に接続する。
6 is a sectional view taken along the line BB in FIG. 1, FIG. 7 is a sectional view taken along the line CC in FIG. 1, and FIG. 8 is a sectional view taken along the line DD in FIG. As shown in FIG. 8, first, the second solar cell group 6b
The wiring 15a connected to the inner solar cell 4 is pulled out in the lateral direction so as to be located on the insulating film 16. Next, as shown in FIG. 7, the wirings 15a and 15b are drawn upward through the insulating film 17 disposed on the back surface side of the solar battery cells 4 belonging to the other solar battery groups 6a and 6c, and the solar battery module Terminal box 7 provided on the back side of the
It is connected to the terminal of the bypass diode 11 therein.

【0016】図6は端子ボックス7内を示す図である。
端子ボックス7内に3個のバイパスダイオード11(1
1a、11b、11c)が設けられ、二個目のダイオー
ド11bのアノード端子とカソード端子間に、第二の太
陽電池群6bに接続された配線14a、14bが接続さ
れている。第一の太陽電池群6aに接続された配線13
aは第一のバイパスダイオード11aのカソード側に接
続され、第三の太陽電池群6cに接続された配線13b
は第三のバイパスダイオード11cのアノード側に接続
されている。
FIG. 6 is a view showing the inside of the terminal box 7.
Three bypass diodes 11 (1
1a, 11b, 11c) are provided, and the wirings 14a, 14b connected to the second solar cell group 6b are connected between the anode terminal and the cathode terminal of the second diode 11b. Wiring 13 connected to the first solar cell group 6a
a is a wiring 13b connected to the cathode side of the first bypass diode 11a and connected to the third solar cell group 6c.
Is connected to the anode side of the third bypass diode 11c.

【0017】すなわち、第1太陽電池群6aと第2太陽
電池群6bをブロック分けする配線14aは図3のマト
リクス上の12行目の1列目と2列目の太陽電池セル背
面電極15との間で、行方向に平行に接続される。この
配線14aは、図4で示す端子ボックス7のダイオード
11aのカソード側、ダイオード11bのアノード側の
端子10bに接続する。また、第2太陽電池群6bと第
3太陽電池群6cをブロック分けする配線14bはマト
リクス上の13行目の3列目と4列目の太陽電池セル背
面電極15との間で、行方向に平行に接続される(図4
参照)。
That is, the wiring 14a for dividing the first solar cell group 6a and the second solar cell group 6b into blocks is composed of the solar cell rear electrodes 15 in the first and second columns of the 12th row on the matrix of FIG. , And are connected in parallel in the row direction. This wiring 14a is connected to the terminal 10b on the cathode side of the diode 11a and the anode side of the diode 11b of the terminal box 7 shown in FIG. Further, the wiring 14b for dividing the second solar cell group 6b and the third solar cell group 6c into blocks is arranged in the row direction between the solar cell back electrodes 15 in the third and fourth columns of the 13th row on the matrix. Parallel to (Fig. 4
reference).

【0018】この配線14bは、図6の端子ボックス7
のダイオード11bのカソード側、ダイオード11cの
アノード側である端子10cと接続する。また、図5に
示すように、内部配線14a、14bは太陽電池セル4
の背面側を通過するため、絶縁部材16により電気的短
絡を防ぐ構造をとなっている。
This wiring 14b is connected to the terminal box 7 of FIG.
Is connected to the terminal 10c which is the cathode side of the diode 11b and the anode side of the diode 11c. In addition, as shown in FIG. 5, the internal wirings 14a and 14b are connected to the solar cell 4
Since it passes through the back side of the, the insulating member 16 has a structure for preventing an electrical short circuit.

【0019】[0019]

【発明の効果】以上のように、本発明に係る太陽電池モ
ジュールによれば、いずれかの太陽電池群の太陽電池セ
ルは、他の太陽電池群の太陽電池セルの列の延長線上に
配置されており、かつこの太陽電池群は他の太陽電池群
の裏面側を経由して端子ボックス内のパイパスダイオー
ドに接続されることから、バイパスダイオードに並列接
続された太陽電池群内の枚数によってマトリクスの配列
が制限されることがなく、自由に配列することが可能と
なり、太陽電池モージュルの大きさや形状も自由に設計
できるようになる。
As described above, according to the solar battery module of the present invention, the solar battery cells of any one of the solar battery groups are arranged on the extension lines of the rows of the solar battery cells of the other solar battery groups. Since this solar cell group is connected to the bypass diode in the terminal box via the back side of the other solar cell group, the matrix of the solar cell group connected in parallel to the bypass diode is The arrangement is not limited and can be freely arranged, and the size and shape of the solar cell module can be freely designed.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明に係る太陽電池モジュールを示す図であ
る。
FIG. 1 is a diagram showing a solar cell module according to the present invention.

【図2】本発明に係る太陽電池モジュールの背面側を示
す図である。
FIG. 2 is a view showing the back side of the solar cell module according to the present invention.

【図3】図1の太陽電池モジュールの等価回路を示す図
である。
3 is a diagram showing an equivalent circuit of the solar cell module of FIG.

【図4】図1のA−A線断面図である。FIG. 4 is a cross-sectional view taken along the line AA of FIG.

【図5】図1のB−B線断面図である。5 is a cross-sectional view taken along the line BB of FIG.

【図6】本発明に係る太陽電池モジュールの端子ボック
ス部を示す図である。
FIG. 6 is a diagram showing a terminal box portion of the solar cell module according to the present invention.

【図7】従来の太陽電池モジュールを示す図である。FIG. 7 is a diagram showing a conventional solar cell module.

【図8】図9中のA−A線断面図である。8 is a cross-sectional view taken along the line AA in FIG.

【図9】従来の太陽電池モジュールの等価回路を示す図
である。
FIG. 9 is a diagram showing an equivalent circuit of a conventional solar cell module.

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 透光性パネルの裏面側に複数の太陽電池
セルを行と列からなるマトリクス状に配設して、この複
数の太陽電池セル毎に直列または並列接続した複数の太
陽電池群を形成し、この複数の太陽電池群を直列に接続
するとともに各太陽電池群に前記太陽電池セルの裏面側
に形成された端子ボックス内に収納されたバイパスダイ
オードを並列接続した太陽電池モジュールにおいて、前
記いずれかの太陽電池群の太陽電池セルは、他の太陽電
池群の太陽電池セルの列の延長線上に配置されており、
かつこの太陽電池群は他の太陽電池群の裏面側を経由し
て前記端子ボックス内のパイパスダイオードに接続され
ていることを特徴とする太陽電池モジュール。
1. A plurality of solar battery groups in which a plurality of solar battery cells are arranged in a matrix of rows and columns on the back surface side of a translucent panel, and the plurality of solar battery cells are connected in series or in parallel. In the solar cell module in which the plurality of solar cell groups are connected in series and each solar cell group is connected in parallel with the bypass diode housed in the terminal box formed on the back surface side of the solar cell, The solar cells of any one of the solar cells are arranged on an extension line of a row of solar cells of other solar cells,
And this solar cell group is connected to the bypass diode in the said terminal box via the back surface side of another solar cell group, The solar cell module characterized by the above-mentioned.
【請求項2】 前記太陽電池群は、複数の他の太陽電池
群の太陽電池セルの列の延長線上にまたがって配置され
ていることを特徴とする請求項1に記載の太陽電池モジ
ュール。
2. The solar cell module according to claim 1, wherein the solar cell group is arranged so as to extend over an extension line of a row of solar battery cells of a plurality of other solar cell groups.
【請求項3】 前記他の太陽電池群の裏面側に絶縁フィ
ルムを配設して、この絶縁フィルムの裏面側を経由して
前記いずれかの太陽電池群と前記バイパスダイオードを
接続することを特徴とする請求項1に記載の太陽電池モ
ジュール。
3. An insulating film is provided on the back surface side of the other solar cell group, and any one of the solar cell groups and the bypass diode are connected via the back surface side of the insulating film. The solar cell module according to claim 1.
JP2002086551A 2002-03-26 2002-03-26 Solar cell module Expired - Fee Related JP4174227B2 (en)

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