JPH0897460A - 太陽電池発電装置 - Google Patents

太陽電池発電装置

Info

Publication number
JPH0897460A
JPH0897460A JP6254822A JP25482294A JPH0897460A JP H0897460 A JPH0897460 A JP H0897460A JP 6254822 A JP6254822 A JP 6254822A JP 25482294 A JP25482294 A JP 25482294A JP H0897460 A JPH0897460 A JP H0897460A
Authority
JP
Japan
Prior art keywords
solar cell
cell panel
connection
series
panels
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.)
Pending
Application number
JP6254822A
Other languages
English (en)
Inventor
Masatoshi Iguchi
正敏 井口
Naoyoshi Akashi
直義 明石
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.)
Nissin Electric Co Ltd
Original Assignee
Nissin Electric Co Ltd
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 Nissin Electric Co Ltd filed Critical Nissin Electric Co Ltd
Priority to JP6254822A priority Critical patent/JPH0897460A/ja
Publication of JPH0897460A publication Critical patent/JPH0897460A/ja
Pending legal-status Critical Current

Links

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

(57)【要約】 【目的】 各太陽電池パネルの架台への取付け,接続等
の施工作業が感電を防止して安全に行えるようにする。 【構成】 太陽電池パネル1毎に設けられ,接続用の端
子台9を有する接続箱7と、少なくとも一部の太陽電池
パネル1の接続箱7に設けられ,太陽電池パネル1に直
列接続された開閉器10とを備える。

Description

【発明の詳細な説明】
【0001】
【産業上の利用分野】本発明は、複数の太陽電池パネル
を直列接続して形成された太陽電池発電装置に関する。
【0002】
【従来の技術】従来、太陽電池パネル1枚当りの出力は
約15V,数10W程度であり、電力用の電源とする場
合は、図4に示すように、数10枚の太陽電池パネル1
を直列接続して太陽電池発電装置を形成し、この発電装
置の出力を取出口の遮断器2を介して負荷給電する。
【0003】このとき、各太陽電池パネル1は図5に示
すように、傾斜した架台3にマトリクス状に取付けられ
て固定され、屋上等に設置される。また、図6(a),
(b)に示すように、各太陽電池パネル1は表面の太陽
電池1aをフレーム2aに取付けて形成され、その背面
側(裏面側)には隣接の太陽電池パネル1等との接続用
の接続箱4が設けられている。
【0004】そして、この接続箱4は図7に示すよう
に、ケース本体4aとこの本体4aを気密に閉塞する蓋
体4bとにより形成され、本体4aには端子台5が設け
られている。なお、本体4a,蓋体4bには、蓋体4b
を本体4aに取付けるねじ止め用の複数の取付孔6が形
成されている。そして、各太陽電池パネル1は架台3に
取付けられた後、接続箱4の端子接続等の接続作業が施
される。
【0005】
【発明が解決しようとする課題】前記従来の太陽電池発
電装置の場合、各太陽電池パネル1の架台3への取付
け,接続等の施工作業が必ず有電圧状態で行われ、危険
である。
【0006】すなわち、これらの作業は、通常、雨の降
っていない昼間に行われ、このとき、各太陽電池パネル
1が発電状態にあり、これらのパネル1を直列接続した
電圧が場所によっては数百ボルトにもなるため、定電流
源でその電流値が小さいとはいえ、有電圧状態で作業を
行うと、感電する危険がある。
【0007】そして、とくに高所作業においては、感電
により作業員がショックを受けて落下等する危険性もあ
り、死亡事故につながる恐れがある。本発明は、各太陽
電池パネルの架台への取付け,接続等の施工作業が感電
を防止して安全に行えるようにすることを目的とする。
【0008】
【課題を解決するための手段】前記の目的を達成するた
めに、本発明の太陽電池発電装置の場合、太陽電池パネ
ル毎に設けられ,接続用の端子台を有する接続箱と、少
なくとも一部の太陽電池パネルの接続箱に設けられ,太
陽電池パネルに直列接続された開閉器とを備える。
【0009】
【作用】前記のように構成された本発明の太陽電池発電
装置の場合、少なくとも一部の太陽電池パネルの接続箱
に開閉器が設けられ、これらの開閉器が太陽電池パネル
に直列接続されるため、各開閉器を開放して太陽電池パ
ネルの架台への取付け,接続等の作業を実施することに
より、各太陽電池パネルの発電に伴う施工作業中の感電
が防止される。
【0010】
【実施例】1実施例について、図1ないし図3を参照し
て説明する。それらの図面において、図4ないし図7と
同一符号は同一もしくは相当するものを示し、7は従来
の接続箱4の代わりに各太陽電池パネル1の背面側に設
けられた接続箱であり、ケース本体7aと蓋体7bとか
らなり、ケース本体7a,蓋体7bには図7の取付穴6
と同様の複数の取付孔8が形成されている。
【0011】9はケース本体7aに設けられた断路端子
台であり、両端に設けられた外部接続用の2端子9a,
9b及びこ2端子9a,9b間に設けられた自パネル用
の2端子9c,9dを有する。10は端子9a,9c間
に設けられて太陽電池パネル1に直列接続された開閉器
であり、端子9a,9c間を短絡する差込自在の短絡体
10aを有し、この短絡体10aの端部には操作杆10
bが形成されている。11は蓋体7bに形成された差込
開口であり、短絡体10aがこの開口11を介して外部
から端子9a,9c間に差込まれる。
【0012】そして、短絡体10aは各太陽電池パネル
1の架台3への取付け,接続等の一連の施工作業が終了
するまで差込まれず、この作業中は開閉器10が開放状
態に保持される。
【0013】また、接続箱7の端子9c,9dにはこの
接続箱7が設けられた太陽電池パネル(自パネル)の出
力両端が接続され、端子9a,9bには両隣の太陽電池
パネル1の端子9a,9b等から引出された直列接続用
の接続線が接続される。
【0014】このとき、端子9a,9c間が開閉器10
により開放しているため、端子9b,9d間が短絡して
いても、太陽電池パネル1が無電圧状態で取扱え、施工
作業中に感電する恐れがなく、安全性が著しく向上す
る。
【0015】そして、作業終了後に各接続箱7の短絡体
10aが差込まれて端子9a,9c間が短絡し、各開閉
器10が閉成すると、各太陽電池パネル1の直列回路が
閉路し、遮断器2の閉成により負荷給電が始まる。
【0016】このとき、開閉器10の閉成操作が接続箱
7から蓋7bを取外すことなく行えるため、作業性の向
上等が図られる利点もある。なお、工場等で複数枚の太
陽電池パネル1を接続してユニット化する際にも、各開
閉器10を開放して作業することにより、安全性が確保
される。
【0017】そして、開閉器10は太陽電池パネル1毎
に設けなくてもよく、例えば感電によるショックが生じ
ない程度の枚数毎の太陽電池パネル1にのみ設けるよう
にしてもよい。また、開閉器10として種々の形状,構
造の開閉器を用いてよいのは勿論である。
【0018】
【発明の効果】本発明は、以上説明したように構成され
ているため、以下に記載する効果を奏する。少なくとも
一部の太陽電池パネル1の接続箱7に開閉器10が設け
られ、これらの開閉器10が太陽電池パネル1に直列接
続されるため、開閉器10を開放して太陽電池パネルの
架台への取付け,接続等の作業を実施することにより、
各太陽電池パネル1の発電に伴う施工作業中の感電が防
止され、安全性が向上する。
【図面の簡単な説明】
【図1】本発明の1実施例の結線図である。
【図2】(a),(b)は図1の太陽電池パネルの正面
側,背面側それぞれからみた斜視図である。
【図3】図2の接続箱の蓋を開いた状態の斜視図であ
る。
【図4】従来装置の結線図である。
【図5】従来装置の斜視図である。
【図6】(a),(b)は図4の太陽電池パネルの正面
側,背面側それぞれからみた斜視図である。
【図7】図6の接続箱の蓋を開いた状態の斜視図であ
る。
【符号の説明】
1 太陽電池パネル 7 接続箱 9 断路端子台 10 開閉器

Claims (1)

    【特許請求の範囲】
  1. 【請求項1】 複数の太陽電池パネルを直列接続して形
    成された太陽電池発電装置において、 前記太陽電池パネル毎に設けられ,接続用の端子台を有
    する接続箱と、 少なくとも一部の前記太陽電池パネルの前記接続箱に設
    けられ,前記太陽電池パネルに直列接続された開閉器と
    を備えたことを特徴とする太陽電池発電装置。
JP6254822A 1994-09-22 1994-09-22 太陽電池発電装置 Pending JPH0897460A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6254822A JPH0897460A (ja) 1994-09-22 1994-09-22 太陽電池発電装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6254822A JPH0897460A (ja) 1994-09-22 1994-09-22 太陽電池発電装置

Publications (1)

Publication Number Publication Date
JPH0897460A true JPH0897460A (ja) 1996-04-12

Family

ID=17270357

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6254822A Pending JPH0897460A (ja) 1994-09-22 1994-09-22 太陽電池発電装置

Country Status (1)

Country Link
JP (1) JPH0897460A (ja)

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