JPH0864853A - Solar light power generation roof - Google Patents

Solar light power generation roof

Info

Publication number
JPH0864853A
JPH0864853A JP6200337A JP20033794A JPH0864853A JP H0864853 A JPH0864853 A JP H0864853A JP 6200337 A JP6200337 A JP 6200337A JP 20033794 A JP20033794 A JP 20033794A JP H0864853 A JPH0864853 A JP H0864853A
Authority
JP
Japan
Prior art keywords
roof
solar
solar cell
corrugated
power generation
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
JP6200337A
Other languages
Japanese (ja)
Inventor
Yujiro Watanuki
勇次郎 綿貫
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.)
Fuji Electric Co Ltd
Original Assignee
Fuji Electric Corporate Research and Development 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 Fuji Electric Corporate Research and Development Ltd filed Critical Fuji Electric Corporate Research and Development Ltd
Priority to JP6200337A priority Critical patent/JPH0864853A/en
Publication of JPH0864853A publication Critical patent/JPH0864853A/en
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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/10Photovoltaic [PV]
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/20Solar thermal
    • 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

Landscapes

  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
  • Photovoltaic Devices (AREA)

Abstract

PURPOSE: To prevent dewing caused by the remaining water between a solar battery and a roof finishing material by making ventilating paths between the solar battery and the roof finishing material. CONSTITUTION: Using a Kapton film substrate, a 30cm by 40cm solar battery module 1 is manufactured by a specified method. After that, the module 1 is incorporated with a liner roofing 2 to make a solar roofing 10. An upper surface of the solar roofing 10 is covered with a tempered glass board for building 4 as a roof finishing material. In order to make a ventilation structure, a transparent corrugated material 5 whose wave pitch is 3mm and larger and made of the glass cloth mesh material impregnated with epoxy resin with a wire diameter of 1mm is inserted between the tempered glass board 4 and the solar roofing 10. This corrugated material 5 forms ventilating paths 61, 62. By making the ventilating paths parallel with the roof inclination direction, the ventilating paths serve as paths of rain water and thereby dewing caused by the remaining water is prevented.

Description

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

【0001】[0001]

【産業上の利用分野】本発明は、住宅等の上部に設置し
て電力を得ることのできる太陽光発電屋根に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a solar power generation roof which can be installed on a house or the like to obtain electric power.

【0002】[0002]

【従来の技術】クリーンエネルギーの供給源としての太
陽電池に対する期待は大きい。太陽電池により得られる
電力量は、太陽電池の面積に比例するため大きな電力量
を得るためには、広い太陽電池の設置場所が必要であ
る。そのような設置場所として、建築物の上面、特に他
の利用の途が少ない傾斜した住宅などの瓦ぶきの屋根の
上を利用することは、電力消費場所に近接している点で
も適している。
2. Description of the Related Art There are great expectations for solar cells as a source of clean energy. Since the amount of electric power obtained by the solar cell is proportional to the area of the solar cell, a large solar cell installation location is required to obtain a large amount of electric power. It is suitable to use such a place on the top surface of the building, especially on a tiled roof such as a sloping house where there is little other use, because it is close to the power consumption place. There is.

【0003】太陽電池を住宅等の屋根の上に設置する最
も単純な方法は、屋根瓦上に架台を屋根構造部材に金具
等で固定することによって設置し、この架台上に複数の
太陽電池素子からなるモジュールを設置する方法であ
る。しかし、この場合には、架台やモジュールは屋根と
は独立の構造物となり、大きな強度を要求されることに
なるばかりでなく、架台並びに太陽電池モジュールが住
宅の美観を損ねてしまうという問題点があった。また、
太陽電池素子の基板にガラス板を用いているため、割れ
やすいという問題点もあった。さらに、太陽電池素子を
一体に組み込んだスレート瓦も開発されているが、厚型
で重くまた割れやすいため、屋根上への設置に苦労が多
い。このような背景より、薄型・軽量化の要望が強くな
っている。これらの要望に対し、可とう性のあるプラス
チックフィルムおよび薄膜金属フィルムを基板に用いた
フレキシブルタイプの薄膜太陽電池、特にアモルファス
シリコンを主材料とした光電変換層は大面積の成膜が容
易で低価格であるため、それを用いた薄膜太陽電池に対
する期待は大きい。この薄膜太陽電池を屋根上に設置す
るには、強度、耐水性、外観デザイン面等より、薄膜太
陽電池上に屋根仕上材として強化ガラス板が薄膜太陽電
池と密着して取付けられていた。
The simplest method for installing a solar cell on the roof of a house or the like is to install a pedestal on a roof tile by fixing it to a roof structural member with metal fittings, etc., and to install a plurality of solar cell elements on this pedestal. It is a method of installing a module consisting of. However, in this case, the pedestal and the module become a structure independent of the roof, which requires not only high strength, but also the pedestal and the solar cell module impair the aesthetics of the house. there were. Also,
Since the glass plate is used as the substrate of the solar cell element, there is a problem that it is easily broken. Furthermore, slate roof tiles with integrated solar cell elements have also been developed, but since they are thick, heavy, and easily cracked, installation on the roof is difficult. Against this background, there is a strong demand for thinness and lightness. To meet these demands, flexible type thin-film solar cells using flexible plastic films and thin-film metal films as substrates, especially photoelectric conversion layers mainly composed of amorphous silicon, are easy to form on a large area and Because of its price, expectations for thin-film solar cells using it are great. In order to install this thin film solar cell on a roof, a tempered glass plate as a roof finishing material was attached in close contact with the thin film solar cell on the thin film solar cell in terms of strength, water resistance, appearance design and the like.

【0004】[0004]

【発明が解決しようとする課題】ところで、このような
従来の方法では強化ガラスと薄膜太陽電池との間に侵入
した水分が温度変化によって結露を生じ、この結露が強
化ガラスや薄膜太陽電池に付着し、この水分が抜けにく
くなる。また、特に夏季等においては太陽の日差しによ
り熱が発生し、この熱が逃げにくいため温度が上昇し、
太陽電池の発生効率の低下を招くばかりでなく、その熱
が室内環境まで影響をおよぼしていた。
By the way, in such a conventional method, the moisture that has entered between the tempered glass and the thin film solar cell causes dew condensation due to the temperature change, and this dew condensation adheres to the tempered glass and the thin film solar cell. However, it becomes difficult for this water to escape. In addition, heat is generated due to the sunlight of the sun, especially in the summer, and the temperature rises because it is difficult for this heat to escape.
Not only is the generation efficiency of the solar cell reduced, but the heat has also affected the indoor environment.

【0005】本発明の目的は、上記の問題点を解決し、
結露による水分付着を防止し、かつ発電効率の低下をも
たらす温度上昇を低減した太陽光発電屋根を提供するこ
とにある。
The object of the present invention is to solve the above problems,
(EN) It is intended to provide a solar power generation roof which prevents moisture adhesion due to dew condensation and reduces a temperature rise which causes a reduction in power generation efficiency.

【0006】[0006]

【課題を解決するための手段】上記の目的を達成するた
めに、本発明は、ルーフィング上に表面を透光性の屋根
仕上材で覆われた太陽電池が設置された太陽光発電屋根
において、太陽電池表面と屋根仕上材との間に通気路が
設けられたものとする。通気路が屋根の傾斜方向に平行
であることが良い。通気路が屋根仕上材と太陽電池の間
に挿入された透光性の波形材の両面に形成されたことが
よく。その波形材がメッシュ状であること、そのメッシ
ュが直径3mm以下の線材により形成されたことが有効
である。そして、そのような波形材の波のピッチが2〜
10mmであること、波の高さが2〜10mmであるこ
とがよい。また、屋根仕上材が波形ガラスよりなり、通
気路が波形ガラスと太陽電池表面との間に形成されたこ
と、あるいは屋根仕上材が溝形ガラスであり、通気路が
太陽電池表面上に位置する溝によって形成されたことが
良い。
In order to achieve the above-mentioned object, the present invention provides a solar power generation roof in which a solar cell whose surface is covered with a translucent roof finishing material is installed on a roofing, An air passage is provided between the surface of the solar cell and the roof finishing material. It is preferable that the ventilation path is parallel to the inclination direction of the roof. Ventilation channels are often formed on both sides of a translucent corrugated material inserted between the roof finish and the solar cells. It is effective that the corrugated material has a mesh shape and that the mesh is formed of a wire material having a diameter of 3 mm or less. And the wave pitch of such a corrugated material is 2 to
It is preferable that the height is 10 mm and the wave height is 2 to 10 mm. Further, the roof finishing material is made of corrugated glass, and the ventilation passage is formed between the corrugated glass and the solar cell surface, or the roof finishing material is grooved glass and the ventilation passage is located on the solar cell surface. It is good that it is formed by a groove.

【0007】[0007]

【作用】太陽電池と屋根仕上材との間に通気路を設ける
ことにより、その間の水分の滞留による結露の発生もな
く、放熱が良好になって温度上昇による発電効率の低下
もない。このような通気路は、透光性の波形材の挿入で
簡単にでき、あるいは波形ガラスや溝形ガラスを屋根仕
上材に用いることにより、屋根仕上材自体の下面側に形
成できる。また、通気路を屋根傾斜方向に平行にするこ
とにより、この通気路が雨水やごみの流路となる。
By providing the ventilation passage between the solar cell and the roof finishing material, condensation does not occur due to the retention of water between them, and the heat dissipation is improved and the power generation efficiency does not decrease due to the temperature rise. Such a ventilation path can be easily formed by inserting a translucent corrugated material, or can be formed on the lower surface side of the roof finishing material itself by using corrugated glass or grooved glass for the roof finishing material. Further, by making the ventilation passage parallel to the roof inclination direction, this ventilation passage serves as a passage for rainwater and dust.

【0008】[0008]

【実施例】以下、共通の部分に同一の符号を付した図を
引用して本発明の実施例について述べる。図1は本発明
の実施例1および実施例2の太陽光発電屋根の設置構造
を示す。この屋根は太陽電池モジュール1とルーフィン
グ2を一体化したソーラールーフィング10が野地板3
の上に固定された構造である。太陽電池モジュール1
は、可とう性のあるプラスチックフィルム基板の一面上
に金属電極層、pin接合を有するアモルファス半導体
層、透明電極層、さらに場合によっては基板の他面上に
一面上の太陽電池素子を接続してモジュール化するのに
用いる裏面電極層等を形成し、封止剤層を介して防湿フ
ィルムにより封止したものである。このような太陽電池
モジュールは、外気にさらされる屋根で10〜15年耐
える必要があるため、防湿フィルムには光入射側では透
明で、かつ、水分透過率の小さいプラスチックフィルム
が用いられ、ふっ素形樹脂全般、ポリメチルメタアクリ
レート、ポリアリレート、ポリエチレンナフタレート、
ポリサルホン、ポリエーテルサルホン、ポリ塩化ビニ
ル、ポリカーボネート、ポリフェニレンサルファイド等
のフィルムが挙げられる。光入射側と反対面では必ずし
も透明である必要はないので、たとえば、上記フィルム
の他にアルミニウム等の金属箔をプラスチックフィルム
ではさんだもので、プラスチックフィルム自体は若干水
分透過率の大きいものを用い、はさまれた金属箔によ
り、侵入してくる水分を遮断するようにすることもでき
る。一方、封止剤に用いられる材料としては、ポリビニ
ルアルコール、ポリビニルブチラール、ポリオレフィン
系でエチレン・酢酸ビニル共重合体 (EVA) 、塩化ビ
ニル共重合体、プロピレン共重合体、アクリロニトリル
共重合体等が挙げられる。
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the present invention will be described below with reference to the drawings in which common portions are given the same reference numerals. FIG. 1 shows an installation structure of a photovoltaic power generation roof according to Embodiments 1 and 2 of the present invention. This roof has a solar roofing 10 that integrates a solar cell module 1 and a roofing 2, and a roof plate 3
The structure is fixed on top. Solar cell module 1
Is a flexible plastic film substrate on one side of which a metal electrode layer, an amorphous semiconductor layer having a pin junction, a transparent electrode layer, and in some cases, on the other side of the substrate, a solar cell element on one side is connected. A back electrode layer used for modularization is formed and sealed with a moisture-proof film via a sealant layer. Since such a solar cell module must withstand a roof exposed to the air for 10 to 15 years, a plastic film that is transparent on the light-incident side and has a low moisture permeability is used as the moisture-proof film. General resin, polymethylmethacrylate, polyarylate, polyethylene naphthalate,
Examples thereof include films of polysulfone, polyether sulfone, polyvinyl chloride, polycarbonate, polyphenylene sulfide, and the like. Since the surface opposite to the light incident side does not necessarily need to be transparent, for example, in addition to the above film, a metal foil of aluminum or the like is sandwiched by a plastic film, and the plastic film itself has a slightly high water permeability, The sandwiched metal foil can block the invading water. On the other hand, examples of materials used for the encapsulant include polyvinyl alcohol, polyvinyl butyral, polyolefin-based ethylene / vinyl acetate copolymer (EVA), vinyl chloride copolymer, propylene copolymer, acrylonitrile copolymer and the like. To be

【0009】ソーラールーフィング10の上面は屋根仕
上材として建築用強化ガラス板4で覆われるが、その中
間に本発明による通気構造として、透光性の波状材5が
挿入されている。この波形材5により通気路61、62
が形成される。 実施例1:カプトン(東レデュポン社商品名)フィルム
基板を用いて、30cm×40cmの太陽電池モジュー
ル1を所定の方法で作製した後、ライナールーフィング
(ゴム化アスファルト) 2と共に一体化し、ソーラール
ーフィング10とした。このソーラールーフィング10
を野地板3上に直接葺いて、ビスで固定した。次に、ガ
ラスクロスにエポキシ樹脂を含浸させた線径1mmのメ
ッシュ材からなるピッチ3mm、高さ3mmの透明の波
状材5をソーラールーフィング10上に設置し、最後に
厚さ3.2mmの強化ガラス板4を支持金具により取りつ
けた。
The upper surface of the solar roofing 10 is covered with a building tempered glass plate 4 as a roof finishing material, and a translucent corrugated material 5 is inserted in the middle thereof as a ventilation structure according to the present invention. The corrugated material 5 allows the ventilation paths 61, 62
Is formed. Example 1 A 30 cm × 40 cm solar cell module 1 was prepared by a predetermined method using a Kapton (trade name of Toray DuPont) film substrate, and then liner roofing was performed.
(Rubberized asphalt) 2 was integrated into a solar roofing 10. This solar roofing 10
Was directly roofed on the base plate 3 and fixed with screws. Next, a transparent corrugated material 5 having a pitch of 3 mm and a height of 3 mm made of a mesh material having a wire diameter of 1 mm impregnated with a glass cloth is placed on the solar roofing 10 and finally strengthened to a thickness of 3.2 mm. The glass plate 4 was attached by a support fitting.

【0010】実施例2:実施例1の波状材5の材料をエ
ポキシ樹脂からアクリル樹脂に変更し、ピッチ5mm、
高さ5mmの形状に変更した以外は実施例1と同様に屋
根構造上に設置した。 比較例1:波状材5を用いないで、ソーラールーフィン
グ2上に直接強化ガラス板4を取りつけた以外は実施例
1、2と同様に屋根構造上に設置した。
Example 2: The material of the corrugated material 5 of Example 1 was changed from epoxy resin to acrylic resin, and the pitch was 5 mm.
It was installed on the roof structure in the same manner as in Example 1 except that the height was changed to 5 mm. Comparative Example 1: The roof structure was installed in the same manner as in Examples 1 and 2 except that the reinforced glass plate 4 was directly mounted on the solar roofing 2 without using the corrugated material 5.

【0011】以上の実施例1〜2、比較例1を2000
時間の屋外暴露を行った結果、実施例1〜2においては
外観上変化は見られず、比較例1では太陽電池モジュー
ルの表面に結露による水分の付着した後があり、その部
分が若干黒っぽく変色していた。また、太陽電池の出力
特性として変換効率を予めモジュールの電極から引き出
しておいたリードにより測定した結果、実施例1、2で
は初期値と同一値を示したが、比較例1は1.3%低下し
ていた。
The above Examples 1 and 2 and Comparative Example 1 are 2000
As a result of outdoor exposure for a period of time, in Examples 1 and 2, no change in appearance was observed, and in Comparative Example 1, there was some moisture on the surface of the solar cell module due to dew condensation, and the part discolored slightly blackish. Was. In addition, as a result of measuring the conversion efficiency as the output characteristic of the solar cell with the lead drawn out from the electrode of the module in advance, the same value as the initial value was shown in Examples 1 and 2, but 1.3% in Comparative Example 1. It was falling.

【0012】以上から、本発明の実施例の太陽光発電屋
根の設置構造は、外観上からも特性上からも、比較例に
比べ耐候性が優れていることが分かる。波状材5の材料
は、ガラスクロスを樹脂で含浸した透明なものであり、
機械的強度が強く、自由に変形が可能である。かつ、メ
ッシュ状であるため通気性が良好である。そして軽量
で、ロール状にすることができるため、施工時の取扱い
も容易である。また切断もナイフ等で簡単にできる。な
お、波状材5の形状は特に規定しないが、メッシュ材の
線径はできるだけ小さい方が良く、3mm以下、波はピ
ッチ2〜10mm、高さ2〜10mmが望ましい。メッ
シュ材の線径が3mm以上では腰が強すぎて、変形が自
由にならない。また、波のピッチが2mm以下では通気
層が形成できず、10mm以上では逆に取りつける際
に、押さえつける力を必要とし、設置後、ソーラールー
フィングや強化ガラスに無理な応力を与えることとな
る。なお、波状材5として通常の透明薄板を波状に成形
したものを用いることもできる。
From the above, it can be seen that the installation structure of the solar power generation roof of the embodiment of the present invention is superior in weather resistance to the comparative example in terms of appearance and characteristics. The material of the corrugated material 5 is a transparent material in which glass cloth is impregnated with resin,
It has high mechanical strength and can be freely deformed. Moreover, since it has a mesh shape, it has good air permeability. Since it is lightweight and can be rolled, it is easy to handle during construction. Also, cutting can be easily done with a knife or the like. Although the shape of the corrugated material 5 is not particularly specified, it is preferable that the wire diameter of the mesh material is as small as possible, 3 mm or less, and the wave pitch is preferably 2 to 10 mm and height is 2 to 10 mm. If the wire diameter of the mesh material is 3 mm or more, the rigidity is too strong and the deformation cannot be freely performed. If the wave pitch is 2 mm or less, the ventilation layer cannot be formed, and if the wave pitch is 10 mm or more, a force to hold down is required at the time of mounting, and after installation, unreasonable stress is applied to the solar roofing and the tempered glass. The corrugated material 5 may be a corrugated normal transparent thin plate.

【0013】設置はソーラールーフィングを葺いた後、
波状材を仮置きし、その上から強化ガラスをセットすれ
ば、波状材は可とう性があるため、自由に変形、固定さ
れるので、特に接着等の処理を施す必要がない。なお、
固定が必要な場合は太陽電池モジュールの重ねしろ部に
釘を打って固定することも可能である。 実施例3:図2は実施例3の太陽光発電屋根の設置構造
を示す。この場合は屋根仕上材として建築用板状の波形
ガラス7が用いられ、実施例1と同様にソーラールーフ
ィング10を野地板上に直接葺いてビスで固定したの
ち、その上に4mm厚の波形ガラス7を支持金具により
取りつけた波形ガラス7と太陽電池モジュール1との間
に通気路6が形成される。
After installing the roofing solar roofing,
If the corrugated material is temporarily placed and tempered glass is set on the corrugated material, the corrugated material is flexible and can be freely deformed and fixed. Therefore, it is not necessary to perform a treatment such as adhesion. In addition,
When fixing is necessary, it is possible to fix the overlap portion of the solar cell module by nailing. Example 3: FIG. 2 shows the installation structure of the photovoltaic roof of Example 3. In this case, a corrugated glass 7 in the form of a building is used as a roof finishing material, and the solar roofing 10 is directly roofed on the base plate and fixed with screws in the same manner as in Example 1, and then the corrugated glass having a thickness of 4 mm. An air passage 6 is formed between the solar cell module 1 and the corrugated glass 7 to which the support metal 7 is attached.

【0014】実施例4:図3は実施例4の太陽光発電屋
根の設置構造を示す 。この実施例では屋根仕上材とし
て溝形ガラス8を用いた以外は実施例3と同様に、溝形
ガラス8の溝81が太陽電池モジュール1との間の通気
路になる。実施例3、4と上記の比較例1との比較を2
000時間の屋外暴露で行った結果、実施例1、2と比
較例1との比較試験と全く同様な相違が見られ、外観上
からも特性上からも、比較例に比べ耐候性が優れている
ことが分かった。
Example 4 FIG. 3 shows the installation structure of the solar power generation roof of Example 4. In this embodiment, the groove 81 of the grooved glass 8 serves as an air passage between the solar cell module 1 and the grooved glass 8 as in Embodiment 3 except that the grooved glass 8 is used as the roof finishing material. The comparison between Examples 3 and 4 and Comparative Example 1 above is 2
As a result of outdoor exposure for 000 hours, the same difference as in the comparative test between Examples 1 and 2 and Comparative Example 1 was observed, and the weather resistance was superior to that of Comparative Example in terms of appearance and characteristics. I found out that

【0015】このように波形および溝形の異形ガラス板
を用いることにより、ソーラールーフィングとの接触部
は大幅に少なくなり、自然と通気路が形成される利点を
有している。また、波形および溝形ガラスを傾斜方向に
設置することにより、雨水やごみは傾斜にそって下の方
に流れてくる利点も有している。
As described above, by using the corrugated and groove-shaped irregularly shaped glass plates, the contact portion with the solar roofing is significantly reduced, and the air passage is naturally formed. Further, by installing the corrugated glass and the grooved glass in the inclination direction, rainwater and dust have an advantage that they flow downward along the inclination.

【0016】[0016]

【発明の効果】本発明によれば、ルーフィングを介して
屋根上に設置された太陽電池モジュールを覆う透明保護
材と太陽電池モジュールの間に通気路を備えることによ
り、その間への侵入水分の排除による結露の防止および
放熱による発電効率低下の防止が行われ、耐候性の向上
した長寿命の太陽光発電屋根が得られた。
According to the present invention, a ventilation passage is provided between the solar cell module and the transparent protective material that covers the solar cell module installed on the roof through the roofing, so that the intrusion of moisture into the space can be eliminated. The prevention of dew condensation and the reduction of power generation efficiency due to heat dissipation were performed, and a long-life solar power generation roof with improved weather resistance was obtained.

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

【図1】本発明の実施例1および実施例2の太陽光発電
屋根の断面図
FIG. 1 is a cross-sectional view of a solar power generation roof according to first and second embodiments of the present invention.

【図2】本発明の実施例3の太陽光発電屋根の断面図FIG. 2 is a sectional view of a solar power generation roof according to a third embodiment of the present invention.

【図3】本発明の実施例4の太陽光発電屋根の断面図FIG. 3 is a sectional view of a solar power generation roof according to a fourth embodiment of the present invention.

【符号の説明】[Explanation of symbols]

1 太陽電池モジュール 2 ルーフィング 3 野地板 4 強化ガラス板 5 波状材 6、61、62 通気路 7 波形ガラス 8 溝形ガラス 81 溝 1 solar cell module 2 roofing 3 field plate 4 tempered glass plate 5 corrugated material 6, 61, 62 ventilation path 7 corrugated glass 8 grooved glass 81 groove

Claims (9)

【特許請求の範囲】[Claims] 【請求項1】ルーフィング上に表面を透光性の屋根仕上
材で覆われた太陽電池が設置されたものにおいて、太陽
電池表面と屋根仕上材との間に通気路が設けられたこと
を特徴とする太陽光発電屋根。
1. A solar cell, the surface of which is covered with a translucent roof finishing material, is provided on a roofing, and an air passage is provided between the surface of the solar cell and the roof finishing material. And solar power roof.
【請求項2】通気路が屋根の傾斜方向に平行である請求
項1記載の太陽光発電屋根。
2. The solar power generation roof according to claim 1, wherein the air passage is parallel to the inclination direction of the roof.
【請求項3】通気路が屋根仕上材と太陽電池の間に挿入
された透光性の波形材の両面に形成された請求項1ある
いは2記載の太陽光発電屋根。
3. The solar power generation roof according to claim 1, wherein the ventilation passages are formed on both surfaces of a translucent corrugated material inserted between the roof finishing material and the solar cell.
【請求項4】波形材がメッシュ状である請求項3記載の
太陽光発電屋根。
4. The photovoltaic power generation roof according to claim 3, wherein the corrugated material has a mesh shape.
【請求項5】メッシュが直径3mm以下の線材により形
成された請求項4記載の太陽光発電屋根。
5. The solar power generation roof according to claim 4, wherein the mesh is formed of a wire rod having a diameter of 3 mm or less.
【請求項6】波形材の波のピッチが2〜10mmである
請求項4あるいは5記載の太陽光発電屋根。
6. The solar power generation roof according to claim 4, wherein the corrugated material has a wave pitch of 2 to 10 mm.
【請求項7】波形材の波の高さが2〜10mmである請
求項4ないし6のいずれかに記載の太陽光発電屋根。
7. The photovoltaic roof according to claim 4, wherein the corrugated material has a wave height of 2 to 10 mm.
【請求項8】屋根仕上材が波形ガラスよりなり、通気路
が波形ガラスと太陽電池表面との間に形成された請求項
1あるいは2記載の太陽光発電屋根。
8. The photovoltaic roof according to claim 1 or 2, wherein the roof finishing material is made of corrugated glass, and the ventilation passage is formed between the corrugated glass and the surface of the solar cell.
【請求項9】屋根仕上材が溝形ガラスであり、通気路が
太陽電池表面上に位置する溝によって形成された請求項
1あるいは2記載の太陽光発電屋根。
9. The photovoltaic roof according to claim 1 or 2, wherein the roof finishing material is grooved glass, and the ventilation path is formed by a groove located on the surface of the solar cell.
JP6200337A 1994-08-25 1994-08-25 Solar light power generation roof Pending JPH0864853A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6200337A JPH0864853A (en) 1994-08-25 1994-08-25 Solar light power generation roof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6200337A JPH0864853A (en) 1994-08-25 1994-08-25 Solar light power generation roof

Publications (1)

Publication Number Publication Date
JPH0864853A true JPH0864853A (en) 1996-03-08

Family

ID=16422622

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6200337A Pending JPH0864853A (en) 1994-08-25 1994-08-25 Solar light power generation roof

Country Status (1)

Country Link
JP (1) JPH0864853A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001230437A (en) * 2000-02-18 2001-08-24 Sanyo Electric Co Ltd Solar battery module
WO2009158548A2 (en) * 2008-06-25 2009-12-30 Robert Stancel Tensioned mounting of solar panels
CN107171618A (en) * 2017-05-24 2017-09-15 佛山市森和业丰纸制品有限公司 A kind of heat insulation and dissipation photovoltaic tile

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001230437A (en) * 2000-02-18 2001-08-24 Sanyo Electric Co Ltd Solar battery module
WO2009158548A2 (en) * 2008-06-25 2009-12-30 Robert Stancel Tensioned mounting of solar panels
WO2009158548A3 (en) * 2008-06-25 2010-05-27 Robert Stancel Tensioned mounting of solar panels
CN107171618A (en) * 2017-05-24 2017-09-15 佛山市森和业丰纸制品有限公司 A kind of heat insulation and dissipation photovoltaic tile

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