JP2002158368A - Solar battery module - Google Patents
Solar battery moduleInfo
- Publication number
- JP2002158368A JP2002158368A JP2000355005A JP2000355005A JP2002158368A JP 2002158368 A JP2002158368 A JP 2002158368A JP 2000355005 A JP2000355005 A JP 2000355005A JP 2000355005 A JP2000355005 A JP 2000355005A JP 2002158368 A JP2002158368 A JP 2002158368A
- Authority
- JP
- Japan
- Prior art keywords
- light
- solar cell
- cell module
- power generation
- transmitting
- 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
Links
Classifications
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
- Y02E10/52—PV systems with concentrators
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は透光機能を備える太
陽電池モジュールに関する。The present invention relates to a solar cell module having a light transmitting function.
【０００２】[0002]
【従来の技術】透光機能を備えた太陽電池モジュールは
窓材又は天窓材等に用いられる。図１３は、透光機能を
備える従来の太陽電池モジュールの構成を示す縦断面図
である。2. Description of the Related Art A solar cell module having a light transmitting function is used as a window material or a skylight material. FIG. 13 is a longitudinal sectional view showing a configuration of a conventional solar cell module having a light transmitting function.
【０００３】図中２ａは太陽電池素子であり、数枚〜数
十枚の該太陽電池素子２ａ，２ａ，…を太陽光線を透過
させるための透光部２ｂ，２ｂ，…となる間隔を隔てて
配置している。該透光部２ｂ，２ｂ，…の面積は必要な
採光量を考慮し決定する。前記太陽電池素子２ａ，２
ａ，…は、該太陽電池素子２ａ，２ａ，…が発生させた
電力を取り出す端子箱に接続可能なように、配線７を用
いて直列又は並列に接続されている。[0003] In the drawing, reference numeral 2a denotes a solar cell element, which is formed by separating several to several tens of solar cell elements 2a, 2a, ... into light-transmitting portions 2b, 2b, ... for transmitting sunlight. Are arranged. The areas of the light transmitting portions 2b, 2b,... Are determined in consideration of the required amount of collected light. The solar cell elements 2a, 2
are connected in series or in parallel using the wiring 7 so that they can be connected to a terminal box from which the power generated by the solar cell elements 2a, 2a,.
【０００４】接続された前記太陽電池素子２ａ，２ａ，
…は透光性の合成樹脂シート３（例えばＥＶＡ樹脂シー
ト）で挟み、その外側を透光性の強化ガラス材を用いた
透光板１と透明プラスチックフィルムを用いた透光フィ
ルム４とで挟み、熱圧着加工を施し、合成樹脂シート３
を架橋、硬化して一体化し、透光板１及び透光フィルム
４の周縁部をアルミニウムを用いた枠体５に嵌め込んで
太陽電池モジュールとしている。[0004] The connected solar cell elements 2a, 2a,
Are sandwiched by a translucent synthetic resin sheet 3 (for example, an EVA resin sheet), and the outside thereof is sandwiched by a translucent plate 1 using a translucent tempered glass material and a translucent film 4 using a transparent plastic film. , Thermocompression bonding, synthetic resin sheet 3
Are crosslinked, cured, and integrated, and the periphery of the light transmitting plate 1 and the light transmitting film 4 is fitted into a frame 5 made of aluminum to form a solar cell module.
【０００５】以上のような太陽電池モジュールを窓材と
して用いる場合、透光板１側を太陽光線８に向けて縦置
きに用いる。このとき、太陽電池素子２ａ，２ａ，…は
太陽光線８を発電に利用して遮断するが、透光板１及び
透光フィルム４は太陽光線８をほとんど減衰させること
なく透過させるため、透光部２ｂ，２ｂ，…からの採光
が可能となる。When the above-described solar cell module is used as a window material, the light-transmitting plate 1 is used in a vertical position facing the sun rays 8. At this time, the solar cell elements 2a, 2a,... Use the solar rays 8 for power generation and shut off, but the light transmitting plate 1 and the light transmitting film 4 transmit the sunlight 8 with almost no attenuation. Lighting from the sections 2b, 2b,.
【０００６】一方、両面発電機能を備えた太陽電池モジ
ュールも知られている。図１４は、両面発電機能を備え
る従来の太陽電池モジュールの構成を示す縦断面図であ
る。On the other hand, a solar cell module having a double-sided power generation function is also known. FIG. 14 is a longitudinal sectional view showing a configuration of a conventional solar cell module having a double-sided power generation function.
【０００７】該太陽電池モジュールは、前述の透光機能
を備える太陽電池モジュールの太陽電池素子２ａ，２
ａ，…に代えて両面発電型の太陽電池素子２，２，…を
用い、枠体５に覆われていない透光フィルム４と同形状
同面積を有するアルミニウム板を用いた光反射板６を、
透光性の接着剤（例えばポリウレタン樹脂）を用いて前
記透光フィルム４に接着してなるものである。その他、
図１３と同一部分には同一符号を付してそれらの説明を
省略する。The solar cell module is a solar cell module having a light-transmitting function as described above.
A light reflecting plate 6 using an aluminum plate having the same shape and area as the light-transmitting film 4 not covered with the frame 5 is used instead of the solar cell elements 2, 2,. ,
It is bonded to the light transmitting film 4 using a light transmitting adhesive (for example, polyurethane resin). Others
The same parts as those in FIG. 13 are denoted by the same reference numerals, and description thereof will be omitted.
【０００８】以上のような太陽電池モジュールを窓材と
して用いる場合、透光板１側を太陽光線８に向けて縦置
きに用いられる。このとき、太陽光線８は太陽電池素子
２，２，…に入射して発電に寄与し、透光板１及び透光
フィルム４を透過した太陽光線８は光反射板６に反射し
て太陽電池素子２，２，…の裏面に入射して発電に寄与
して、両面発電が可能となる。When the solar cell module as described above is used as a window material, it is used vertically with the light transmitting plate 1 side facing the sun rays 8. At this time, the sunlight 8 enters the solar cell elements 2, 2,... And contributes to power generation, and the sunlight 8 transmitted through the light-transmitting plate 1 and the light-transmitting film 4 is reflected by the light reflecting plate 6 and .. Are incident on the back surfaces of the elements 2, 2,... And contribute to power generation, thereby enabling double-sided power generation.
【０００９】[0009]
【発明が解決しようとする課題】図１３の透光機能を備
える従来の太陽電池モジュールは、透光部２ｂ，２ｂ，
…を設けるため太陽電池モジュールの面積に対する太陽
電池素子２ａ，２ａ，…の面積の占める割合が制限され
て発電効率が低く、図１４の両面発電機能を備える従来
の太陽電池モジュールは、両面発電を有効に利用するた
めに透光フィルム４側の全面を光反射板６で覆ったとき
採光が不可能であるという問題があった。A conventional solar cell module having a light-transmitting function shown in FIG. 13 includes light-transmitting portions 2b, 2b,
, The ratio of the area of the solar cell elements 2a, 2a,... To the area of the solar cell module is limited, the power generation efficiency is low, and the conventional solar cell module having the dual-sided power generation function of FIG. When the entire surface on the light transmitting film 4 side is covered with the light reflecting plate 6 for effective use, there is a problem that lighting cannot be performed.
【００１０】本発明は斯かる問題を解決するためになさ
れたものであり、両面発電機能を備える太陽電池モジュ
ールの光反射部材複数を間隔を隔てて配置することによ
り、入射した太陽光線の一部が前記光反射部材と光反射
部材との間を通過して採光に寄与し、光反射部材で反射
した太陽光線の一部が太陽電池素子の裏面に入射して発
電に寄与して、透光機能と両面発電機能とを有効に利用
でき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 to solve such a problem, and a plurality of light reflecting members of a solar cell module having a double-sided power generation function are arranged at intervals so that a part of the incident solar rays can be obtained. Passes between the light reflecting member and the light reflecting member and contributes to daylighting, and a part of sunlight reflected by the light reflecting member enters the back surface of the solar cell element and contributes to power generation, and It is an object of the present invention to provide a solar cell module that can effectively use the function and the double-sided power generation function.
【００１１】また、本発明の他の目的は、両面発電機能
を備える太陽電池モジュールの光反射部材に光通過部を
設けることにより、入射した太陽光線の一部が光通過部
を通過して採光に寄与し、光反射部材で反射した太陽光
線の一部が太陽電池素子の裏面に入射して発電に寄与し
て、透光機能と両面発電機能とを有効に利用できる太陽
電池モジュールを提供することにある。Another object of the present invention is to provide a light reflecting member of a solar cell module having a double-sided power generation function, wherein a part of the incident sunlight passes through the light passing part to receive light. And a part of the sunlight reflected by the light reflecting member is incident on the back surface of the solar cell element and contributes to the power generation, thereby providing a solar cell module capable of effectively utilizing the light transmission function and the double-sided power generation function. It is in.
【００１２】また、本発明の他の目的は、太陽電池素子
に遮蔽されない位置に光通過部を設けることにより、屋
内側から屋外を、又は屋外側から屋内を透視することが
できる太陽電池モジュールを提供することにある。Another object of the present invention is to provide a solar cell module capable of seeing through the outdoors from the indoor side or the indoors from the outdoor side by providing a light passing portion at a position not shielded by the solar cell element. To provide.
【００１３】また、本発明の他の目的は、太陽電池素子
に遮蔽される位置に光通過部を設けることにより、屋内
側から屋外を、又は屋外側から屋内を透視することを防
止できる太陽電池モジュールを提供することにある。[0013] Another object of the present invention is to provide a solar cell which can be prevented from seeing outdoors from the indoor side or indoors from the outdoor side by providing a light passage portion at a position shielded by the solar cell element. To provide modules.
【００１４】[0014]
【課題を解決するための手段】第１発明に係る太陽電池
モジュールは、複数枚の両面発電型の太陽電池素子を、
透光部となる間隔を隔てて平面的に配置してなる太陽電
池モジュールにおいて、前記太陽電池素子の一面側に複
数の光反射部材を離隔配置してあることを特徴とする。The solar cell module according to the first invention comprises a plurality of double-sided power generation solar cell elements.
In a solar cell module arranged in a plane with an interval to be a light transmitting portion, a plurality of light reflecting members are arranged separately on one surface side of the solar cell element.
【００１５】第２発明に係る太陽電池モジュールは、前
記光反射部材は、前記太陽電池素子より大きい面積を有
し、該太陽電池素子に夫々重なるように配置してあるこ
とを特徴とする。[0015] A solar cell module according to a second aspect of the present invention is characterized in that the light reflecting member has an area larger than the solar cell element and is arranged so as to overlap with each of the solar cell elements.
【００１６】第３発明に係る太陽電池モジュールは、前
記光反射部材は、前記透光部に重なるように配置してあ
ることを特徴とする。[0016] A solar cell module according to a third aspect of the present invention is characterized in that the light reflecting member is disposed so as to overlap the light transmitting portion.
【００１７】第４発明に係る太陽電池モジュールは、複
数枚の両面発電型の太陽電池素子を、透光部となる間隔
を隔てて平面的に配置してなる太陽電池モジュールにお
いて、前記太陽電池素子の一面側に、光を通過させるた
めの光通過部が設けてある光反射部材を配置してあるこ
とを特徴とする。A solar cell module according to a fourth aspect of the present invention is a solar cell module in which a plurality of double-sided power generation type solar cell elements are arranged in a plane with an interval serving as a light transmitting portion. A light reflecting member provided with a light transmitting portion for transmitting light is disposed on one side of the light reflecting member.
【００１８】第５発明に係る太陽電池モジュールは、前
記光通過部は、該光通過部の一部又は全部が前記透光部
に重なる位置に設けてあることを特徴とする。The solar cell module according to a fifth aspect of the present invention is characterized in that the light passing portion is provided at a position where a part or all of the light passing portion overlaps the light transmitting portion.
【００１９】第６発明に係る太陽電池モジュールは、前
記光通過部は、前記太陽電池素子に遮蔽される位置に設
けてあることを特徴とする。A solar cell module according to a sixth aspect is characterized in that the light passing portion is provided at a position shielded by the solar cell element.
【００２０】第１発明にあっては、光反射部材と光反射
部材との間に光通過部が生じ、入射した太陽光線の一部
は太陽電池素子の表面に入射して発電に寄与し、前記太
陽光線の他部は透光部を透過し、透光部を透過した太陽
光線の一部は光通過部を通過して採光に寄与し、前記太
陽光線の他部は光反射部材に入射し、光反射部材で反射
した太陽光線の一部は太陽電池素子の裏面に入射して発
電に寄与し、前記太陽光線の他部は前記太陽電池素子の
裏面で反射して光通過部を抜け採光に寄与して、透光機
能と両面発電機能とを有効に利用できる。In the first invention, a light passing portion is formed between the light reflecting member and the light reflecting member, and a part of the incident solar ray is incident on the surface of the solar cell element to contribute to power generation, The other part of the sun ray passes through the light transmitting part, a part of the sun ray transmitted through the light transmitting part passes through the light passing part and contributes to lighting, and the other part of the sun ray enters the light reflecting member. Then, part of the sunlight reflected by the light reflecting member is incident on the back surface of the solar cell element and contributes to power generation, and the other part of the sunlight is reflected by the back surface of the solar cell element and passes through the light passage portion. The light transmission function and the double-sided power generation function can be effectively used by contributing to lighting.
【００２１】第２発明にあっては、光反射部材は透光部
全体には重ならないため、該透光部を通して屋内側から
屋外を、又は屋外側から屋内を透視することができる。
また、光反射部材と光反射部材との間に生じる光通過部
が太陽光線が入射する位置にある場合、透光部を透過し
た太陽光線の一部は光反射部材に入射することなく光通
過部を通過するため、直達光を採光することができる。According to the second aspect of the present invention, since the light reflecting member does not overlap with the entire light transmitting portion, it is possible to see through the light transmitting portion from the indoor side to the outdoor or from the outdoor side to the indoor.
In addition, when the light passing portion generated between the light reflecting member and the light reflecting member is located at a position where the sunlight is incident, a portion of the sunlight passing through the light transmitting portion passes through the light without entering the light reflecting member. Since the light passes through the section, direct light can be collected.
【００２２】また、前記光通過部が太陽電池素子の影に
覆われる場合、透光部を透過した太陽光線の一部は直接
光透過部に入射することなく光反射部材と太陽電池素子
の裏面との間で乱反射し、乱反射した太陽光線の一部が
光通過部を通過して採光に寄与するため、直達光を採光
することなく、間接光を採光し、また、採光によって発
電量がほとんど減少することなく透光機能と両面発電機
能とを有効に利用できる。Further, when the light passing portion is covered by the shadow of the solar cell element, a part of the sunlight passing through the light transmitting section does not directly enter the light transmitting section and the light reflecting member and the back surface of the solar cell element. Diffuse reflection between the light source and part of the diffusely reflected sunlight passes through the light passage and contributes to daylighting. The light transmission function and the double-sided power generation function can be used effectively without reduction.
【００２３】第３発明にあっては、光反射部材は透光部
全体に重なるため、屋内側から屋外を、又は屋外側から
屋内を透視することを防止できる。また、光反射部材と
光反射部材との間に生じる光通過部が太陽電池素子の影
に覆われる場合、透光部を透過した太陽光線の一部は直
接光透過部に入射することなく光反射部材と太陽電池素
子の裏面との間で乱反射し、乱反射した太陽光線の一部
が光通過部を通過して採光に寄与するため、直達光を採
光することなく、間接光を採光し、また、採光によって
発電量がほとんど減少することなく透光機能と両面発電
機能とを有効に利用できる。According to the third aspect of the present invention, since the light reflecting member overlaps the entire light transmitting portion, it is possible to prevent the outside from the indoor side or the inside from the outdoor side. In addition, when the light passing portion generated between the light reflecting member and the light reflecting member is covered by the shadow of the solar cell element, a part of the sunlight passing through the light transmitting portion does not directly enter the light transmitting portion. Irregularly reflected between the reflective member and the back surface of the solar cell element, part of the diffusely reflected sunlight passes through the light passage portion and contributes to lighting, so that it does not collect direct light, it collects indirect light, In addition, the light transmission function and the double-sided power generation function can be effectively used with almost no decrease in the amount of power generation by daylighting.
【００２４】また、前記光通過部が太陽光線が入射する
位置にある場合、透光部を透過した太陽光線の一部は光
反射部材に入射することなく光通過部を通過するため、
直達光を採光することができる。Further, when the light passing portion is located at a position where sunlight is incident, a portion of the sunlight passing through the light transmitting portion passes through the light passing portion without entering the light reflecting member.
It can receive direct light.
【００２５】第４発明にあっては、入射した太陽光線の
一部は太陽電池素子の表面に入射して発電に寄与し、前
記太陽光線の他部は透光部を透過し、透光部を透過した
太陽光線の一部は光通過部を通過して採光に寄与し、前
記太陽光線の他部は光反射部材に入射し、光反射部材で
反射した太陽光線の一部は太陽電池素子の裏面に入射し
て発電に寄与し、前記太陽光線の他部は前記太陽電池素
子の裏面で反射して光通過部を抜け採光に寄与して、透
光機能と両面発電機能とを有効に利用できる。また、光
通過部を一枚の光反射部材に設けることにより、製造工
程を簡単にすることができる。In the fourth aspect of the invention, a part of the incident sunlight is incident on the surface of the solar cell element to contribute to power generation, and the other part of the sunlight transmits through the light transmitting part, A part of the sunlight passing through the light-passing part contributes to lighting, the other part of the sunlight enters the light reflection member, and a part of the sunlight reflected by the light reflection member is a solar cell element. Incident on the back surface of the solar cell element to contribute to power generation, the other part of the solar ray is reflected by the back surface of the solar cell element, passes through the light passing portion and contributes to daylighting, effectively enabling the light transmission function and the double-sided power generation function. Available. Further, by providing the light transmitting portion on one light reflecting member, the manufacturing process can be simplified.
【００２６】第５発明にあっては、光通過部が太陽電池
素子に遮蔽されないため、該透光部を通して屋内側から
屋外を、又は屋外側から屋内を透視することができる。
また、光通過部が太陽光線が入射する位置にある場合、
透光部を透過した太陽光線の一部は光反射部材に入射す
ることなく光通過部を通過するため、直達光を採光する
ことができる。In the fifth aspect, since the light passing portion is not shielded by the solar cell element, it is possible to see through the light transmitting portion from the indoor side to the outdoor or from the outdoor side to the indoor.
In addition, when the light passage portion is located at a position where sunlight is incident,
Part of the sunlight passing through the light-transmitting portion passes through the light-passing portion without entering the light-reflecting member, so that direct light can be collected.
【００２７】また、光通過部が太陽電池素子の影に覆わ
れる場合、透光部を透過した太陽光線の一部は直接光透
過部に入射することなく光反射部材と太陽電池素子の裏
面との間で乱反射し、乱反射した太陽光線の一部が光通
過部を通過して採光に寄与するため、直達光を採光する
ことなく、間接光を採光し、また、採光によって発電量
がほとんど減少することなく透光機能と両面発電機能と
を有効に利用できる。When the light transmitting portion is covered by the shadow of the solar cell element, a part of the sunlight passing through the light transmitting section does not directly enter the light transmitting section, and the light reflecting member and the back surface of the solar cell element are not covered. Light is diffused and reflected, and a part of the diffused sunlight passes through the light passage and contributes to lighting, so indirect light is collected without collecting direct light, and the amount of power generation is reduced by lighting. Thus, the light transmission function and the double-sided power generation function can be used effectively.
【００２８】第６発明にあっては、光通過部が太陽電池
素子に遮蔽されるため、屋内側から屋外を、又は屋外側
から屋内を透視することを防止できる。また、光通過部
が太陽電池素子の影に覆われる場合、透光部を透過した
太陽光線の一部は直接光透過部に入射することなく光反
射部材と太陽電池素子の裏面との間で乱反射し、乱反射
した太陽光線の一部が光通過部を通過して採光に寄与す
るため、直達光を採光することなく、間接光を採光し、
また、採光によって発電量がほとんど減少することなく
透光機能と両面発電機能とを有効に利用できる。According to the sixth aspect, since the light passage portion is shielded by the solar cell element, it is possible to prevent seeing from the indoor side to the outside or from the outdoor side to the indoor. In addition, when the light passing portion is covered by the shadow of the solar cell element, a part of the sunlight passing through the light transmitting section does not directly enter the light transmitting section and is between the light reflecting member and the back surface of the solar cell element. Irregularly reflected, part of the diffusely reflected sunlight passes through the light passage part and contributes to daylighting, so indirect light is collected without collecting direct light,
In addition, the light transmission function and the double-sided power generation function can be effectively used with almost no decrease in the amount of power generation by daylighting.
【００２９】また、光通過部が太陽光線が入射する位置
にある場合、透光部を透過した太陽光線の一部は光反射
部材に入射することなく光通過部を通過するため、直達
光を採光することができる。Further, when the light passing portion is located at a position where the sunlight is incident, a part of the sunlight passing through the light transmitting portion passes through the light passing portion without being incident on the light reflecting member. Can be lit.
【００３０】[0030]
【発明の実施の形態】以下、本発明をその実施の形態を
示す図面に基づいて詳述する。 実施の形態 １．図１は、本発明の実施の形態１に係る
太陽電池モジュールの構成を示す平面図、図２は、図１
のII−II線の断面図である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the drawings showing the embodiments. Embodiment 1. FIG. 1 is a plan view showing a configuration of a solar cell module according to Embodiment 1 of the present invention, and FIG.
FIG. 2 is a sectional view taken along line II-II of FIG.
【００３１】該太陽電池モジュールの数枚〜数十枚の両
面発電型の太陽電池素子（例えばＨＩＴ太陽電池素子）
２，２，…は、該太陽電池素子２，２，…と太陽電池素
子２，２，…との間に太陽電池素子２の長さの０．５〜
１倍の透光部２ｂ，２ｂ，…となる間隔を隔てて行方向
及び列方向に規則正しく平面的に配置されている。前記
太陽電池素子２，２，…は、透光性の合成樹脂シート３
（例えばＥＶＡ樹脂シート）で挟み、その外側を透光性
の強化ガラス材を用いた透光板１と透明プラスチックフ
ィルムを用いた透光フィルム４とで挟み、熱圧着加工を
施し、合成樹脂シート３を架橋、硬化して一体化し、透
光板１及び透光フィルム４の周縁部をアルミニウムを用
いた枠体５に嵌め込まれている。Several to several tens of solar cell modules of the double-sided power generation type (for example, HIT solar cell elements)
, Between the solar cell elements 2, 2,... And the solar cell elements 2, 2,.
Are regularly and planarly arranged in the row direction and the column direction with an interval of 1 times the translucent portions 2b. The solar cell elements 2, 2,...
(For example, an EVA resin sheet), the outside of which is sandwiched between a light-transmitting plate 1 using a light-transmitting tempered glass material and a light-transmitting film 4 using a transparent plastic film, subjected to thermocompression bonding, and subjected to a synthetic resin sheet. The light-transmitting plate 1 and the light-transmitting film 4 are fitted into a frame 5 made of aluminum.
【００３２】光反射板６，６，…は、太陽電池素子２，
２，…の１．１〜２倍の面積を有するアルミニウム板、
プラスチック板等であって光乱反射面を有し、各太陽電
池素子２，２，…と夫々の中心を合わせて透光性の接着
剤（例えばポリウレタン樹脂）を用いて透光フィルム４
に太陽電池素子２，２，…と同枚数分接着してある。太
陽電池素子２，２，…の枚数、透光部２ｂ，２ｂ，…の
面積、及び光反射板６，６，…の面積は、太陽電池素子
の表面及び裏面の発電量、採光量等を考慮して決定す
る。The light reflecting plates 6, 6,...
An aluminum plate having an area of 1.1 to 2 times that of 2,
A light-transmissive film 4 made of a plastic plate or the like, having a diffusely reflecting surface, and using a light-transmitting adhesive (for example, polyurethane resin) with the centers of the respective solar cell elements 2, 2,.
Are bonded by the same number as the solar cell elements 2, 2,. The area of the light transmitting plates 2b, 2b,... And the area of the light reflecting plates 6, 6,. Decide in consideration.
【００３３】また、太陽電池素子２，２，…は、配線７
（例えば銅板に半田メッキした接続用銅板導線）を用い
て直列又は並列に接続し、該配線７を介して太陽電池素
子２，２，…が発生させた電力を取り出すための端子箱
９に接続してある。The solar cell elements 2, 2,...
(For example, a connecting copper plate conductive wire solder-plated on a copper plate) and connected in series or in parallel, and connected to a terminal box 9 for taking out the power generated by the solar cell elements 2, 2,. I have.
【００３４】以上のような太陽電池モジュールを窓材と
して用いる場合、透光板１側を太陽光線８に向けて縦置
きに用いる。このとき、太陽電池素子２，２，…の表面
は太陽光線８を発電に利用して遮断するが、透光板１及
び透光フィルム４は太陽光線８をほとんど減衰させるこ
となく透過させ、透光部２ｂ，２ｂ，…から入射した太
陽光線８の一部は光反射板６，６，…に反射して太陽電
池素子２，２，…の裏面に入射して発電に寄与するた
め、前記太陽電池モジュールは両面発電が可能となる。When the above-described solar cell module is used as a window material, the light-transmitting plate 1 is used in a vertical position facing the sun rays 8. At this time, the surfaces of the solar cell elements 2, 2,... Are cut off by using the solar rays 8 for power generation, but the translucent plate 1 and the translucent film 4 transmit the solar rays 8 almost without attenuating. Since a part of the sunlight 8 incident from the light parts 2b, 2b,... Is reflected by the light reflecting plates 6, 6,. The solar cell module can generate power on both sides.
【００３５】また、透光部２ｂ，２ｂ，…から入射した
太陽光線８の一部は光反射板６，６，…の間に生じる光
通過部６ａ，６ａ，…を通過して屋内に入射するため、
前記太陽電池モジュールは直達光の採光が可能となる。
また、透光部２ｂ，２ｂ，…及び光通過部６ａ，６ａ，
…を通して屋内側から屋外を、又は屋外側から屋内を透
視することが可能となる。更に、屋内側からは太陽電池
素子２，２，…の裏面が光反射板６，６，…の裏面に隠
されて見えないため、太陽電池モジュールの美観が向上
する。A part of the sunlight 8 entering from the light transmitting portions 2b, 2b,... Passes through the light passing portions 6a, 6a,. To do
The solar cell module can receive direct light.
Also, the light transmitting portions 2b, 2b,... And the light transmitting portions 6a, 6a,
Can be seen from the indoor side to the outside or from the outdoor side to the inside. Furthermore, since the back surfaces of the solar cell elements 2, 2, ... are hidden behind the light reflecting plates 6, 6, ... from the indoor side, the aesthetic appearance of the solar cell module is improved.
【００３６】なお、透光フィルム４は、太陽電池モジュ
ール全体の厚みを抑えるため通常透光板１よりも薄い透
光フィルムが用いられるが、透光板１と同じ程度の厚さ
を有する透光シート、透光プレート等を用いた場合、太
陽電池素子２，２，…と光反射板６，６，…との間の距
離が長くなり太陽電池素子２，２，…への入射光量が増
大し、発電効率が向上する。The light-transmitting film 4 is usually a light-transmitting film thinner than the light-transmitting plate 1 in order to suppress the thickness of the entire solar cell module. When a sheet, a light-transmitting plate, or the like is used, the distance between the solar cell elements 2, 2,... And the light reflecting plates 6, 6,. And the power generation efficiency is improved.
【００３７】実施の形態 ２．図３は、本発明の実施の
形態２に係る太陽電池モジュールの構成を示す平面図、
図４は、図３のIV−IV線の断面図である。該太陽電池モ
ジュールは、前述した実施の形態１の太陽電池モジュー
ルの光反射板６，６，…に代えて、枠体５に嵌め込まれ
た透光フィルム４と略同形状同面積を有し、適宜な穴径
を有する複数の穴を光通過部として適宜な開口率で設け
てある光反射板６ｂを該透光フィルム４に接着してあ
る。Embodiment 2 FIG. 3 is a plan view showing a configuration of a solar cell module according to Embodiment 2 of the present invention,
FIG. 4 is a sectional view taken along line IV-IV in FIG. The solar cell module has substantially the same shape and area as the translucent film 4 fitted in the frame 5 instead of the light reflecting plates 6, 6,... Of the solar cell module according to the first embodiment described above. A light reflection plate 6 b provided with a plurality of holes having an appropriate hole diameter and an appropriate aperture ratio as light passing portions is bonded to the light transmitting film 4.
【００３８】光反射板６ｂの光通過部の穴径は、光反射
板６ｂの材質に応じて、穴開け作業の容易さ、穴開け治
具の大きさ、穴開け時の変形の防止等の条件を考慮して
決定する。また、光反射板６ｂの開口率は、屋内側から
屋外の景色を見ることができる、充分な採光量と発電量
とを確保できる等の条件を考慮して決定する。例えば厚
さ５０〜２００μｍのアルミニウム板に穴径０．５〜５
ｍｍの穴を開口率２０〜５０％で設ける。光通過部は光
反射板６ｂの全面に設けるが、太陽電池素子２，２，…
に重なる位置には設けなくとも良い。その他、実施の形
態１と同一部分には同一符号を付してそれらの説明を省
略する。Depending on the material of the light reflecting plate 6b, the hole diameter of the light passing portion of the light reflecting plate 6b may be selected depending on the material of the light reflecting plate 6b, such as the ease of drilling, the size of the drilling jig, and the prevention of deformation during drilling. Determined in consideration of conditions. Further, the aperture ratio of the light reflecting plate 6b is determined in consideration of conditions such that the outdoor scenery can be viewed from the indoor side and a sufficient amount of collected light and power generation can be secured. For example, a hole diameter of 0.5 to 5 is formed on an aluminum plate having a thickness of 50 to 200 μm.
mm holes are provided at an aperture ratio of 20 to 50%. The light passing portion is provided on the entire surface of the light reflecting plate 6b, but the solar cell elements 2, 2,.
It does not have to be provided at a position overlapping with. In addition, the same parts as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.
【００３９】以上のような太陽電池モジュールを窓材と
して用いる場合、透光板１側を太陽光線８に向けて縦置
きに用いる。このとき、太陽電池素子２，２，…の表面
は太陽光線８を発電に利用して遮断するが、透光板１及
び透光フィルム４は太陽光線８をほとんど減衰させるこ
となく透過させ、透光部２ｂ，２ｂ，…から入射した太
陽光線８の一部は光反射板６ｂに反射して太陽電池素子
２，２，…の裏面に入射して発電に寄与するため、前記
太陽電池モジュールは両面発電が可能となる。また、透
光部２ｂ，２ｂ，…から入射した太陽光線８の一部は光
通過部を通過して屋内に入射するため、該太陽電池モジ
ュールは直達光の採光が可能となる。また、透光部２
ｂ，２ｂ，…及び光通過部を通して屋内側から屋外を、
又は屋外側から屋内を透視することが可能となる。When the above-described solar cell module is used as a window material, the light-transmitting plate 1 is used in a vertical position facing the sun rays 8. At this time, the surfaces of the solar cell elements 2, 2,... Are cut off by using the solar rays 8 for power generation, but the translucent plate 1 and the translucent film 4 transmit the solar rays 8 almost without attenuating. Since a part of the sunlight 8 incident from the light parts 2b, 2b,... Is reflected on the light reflecting plate 6b and is incident on the back surfaces of the solar cell elements 2, 2,. Double-sided power generation becomes possible. In addition, since a part of the sunlight 8 incident from the light transmitting portions 2b, 2b,... Passes through the light passing portion and enters the room, the solar cell module can receive direct light. In addition, the light transmitting section 2
b, 2b, ... and from the indoor side to the outdoor through the light passage section,
Alternatively, it is possible to see through the indoor from the outdoor side.
【００４０】前記太陽電池モジュールは、光反射板６ｂ
が１枚の部材を用いてなるため製造工程が簡単になる。
なお、光反射板６ｂは、枠体５に嵌め込んで取り付けて
も良い。このとき光反射板６ｂは透光フィルム４に密着
させても良く、透光フィルム４との間に適宜な距離を置
いても良い。太陽電池素子２，２，…と光反射板６ｂと
の距離を長くした場合、太陽電池素子２，２，…への入
射光量が増大して発電効率が向上する。The solar cell module comprises a light reflecting plate 6b
However, since a single member is used, the manufacturing process is simplified.
The light reflection plate 6b may be fitted and attached to the frame 5. At this time, the light reflecting plate 6b may be in close contact with the light transmitting film 4 or may be placed at an appropriate distance from the light transmitting film 4. When the distance between the solar cell elements 2, 2,... And the light reflecting plate 6b is increased, the amount of light incident on the solar cell elements 2, 2,.
【００４１】実施の形態 ３．図５は、本発明の実施の
形態３に係る太陽電池モジュールの構成を示す平面図、
図６は、図５のVI−VI線の断面図である。Embodiment 3 FIG. 5 is a plan view showing a configuration of a solar cell module according to Embodiment 3 of the present invention,
FIG. 6 is a sectional view taken along line VI-VI of FIG.
【００４２】該太陽電池モジュールの太陽電池素子２，
２，…は、該太陽電池素子２，２，…をほとんど間隔を
隔てずに平面的に一列配置して横方向の太陽電池素子列
とし、該太陽電池素子列と太陽電池素子列との間に夫々
透光部２ｂ，２ｂ，…となる間隔を縦方向に隔てて平面
的に配置されている。透光部２ｂ，２ｂ，…の面積は、
必要な採光量を考慮して決定する。The solar cell element 2 of the solar cell module
, Are arranged in a row in a row with almost no space between the solar cell elements 2, 2,... To form a horizontal solar cell element row, and between the solar cell element row and the solar cell element row. Are arranged in a plane so as to be spaced apart from each other in the vertical direction. The area of the light transmitting portions 2b, 2b,.
The determination is made in consideration of the required amount of collected light.
【００４３】枠体５は、透光板１と透光フィルム４との
間に封止された太陽電池素子２，２，…を固定する部
分、及び該太陽電池素子２，２，…との間に適宜な距離
を置いて光反射板６を透光フィルム４側に嵌め込む部分
を備える。太陽電池素子２，２，…と光反射板６との間
の距離は、太陽電池モジュール全体の厚み、及び、太陽
電池素子２，２，…と光反射板６との距離が長くなった
場合に太陽電池素子２，２，…への入射光量が増大する
ことにより向上する発電効率等を考慮して決定する。The frame 5 has a portion for fixing the solar cell elements 2, 2,... Sealed between the light transmitting plate 1 and the light transmitting film 4, and There is provided a portion for fitting the light reflection plate 6 to the light transmitting film 4 side with an appropriate distance therebetween. The distance between the solar cell elements 2, 2,... And the light reflecting plate 6 depends on the thickness of the entire solar cell module and the case where the distance between the solar cell elements 2, 2,. Are determined in consideration of the power generation efficiency and the like that are improved by increasing the amount of incident light on the solar cell elements 2, 2,.
【００４４】光反射板６は透光フィルム４と同形状同面
積を有する例えばアルミニウム板であって、光通過部６
ａ，６ａ，…が設けられている。該光通過部６ａ，６
ａ，…は横方向に長いスリット状であり、長さは前記太
陽電池素子列の長さとほぼ等しく、幅は、透光部２ｂ，
２ｂ，…の大きさ、太陽電池素子の表面及び裏面の発電
量、採光量等を考慮して決定する。また、光反射板６
は、透光部２ｂ，２ｂ，…を透過した太陽光線８の直達
光が入射しないように、また、光通過部６ａ，６ａ，…
が太陽電池素子２，２，…に遮蔽されないように、前記
枠体５に取り付けられている。その他、実施の形態１と
同一部分には同一符号を付してそれらの説明を省略す
る。The light reflecting plate 6 is, for example, an aluminum plate having the same shape and the same area as the light transmitting film 4.
a, 6a,... are provided. The light passing portions 6a, 6
a,... have a slit shape that is long in the lateral direction, the length is substantially equal to the length of the solar cell element row, and the width is the light transmitting portion 2b,
2b,..., The amount of power generation on the front and back surfaces of the solar cell element, the amount of collected light, and the like. Also, the light reflection plate 6
Are arranged so that the direct light of the sunlight 8 transmitted through the light transmitting portions 2b, 2b,... Does not enter, and the light passing portions 6a, 6a,.
Are mounted on the frame 5 so as not to be shielded by the solar cell elements 2, 2,. In addition, the same parts as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted.
【００４５】以上のような太陽電池モジュールを窓材と
して用いる場合、透光板１側を太陽光線８に向けて縦置
きに用いる。このとき、太陽電池素子２，２，…の表面
は太陽光線８を発電に利用して遮断するが、透光板１及
び透光フィルム４は太陽光線８をほとんど減衰させるこ
となく透過させ、透光部２ｂ，２ｂ，…から入射した太
陽光線８の直達光は光反射板６に反射して太陽電池素子
２，２，…の裏面に入射して発電に寄与するため、採光
によって発電量がほとんど減少することなく該太陽電池
モジュールは両面発電が可能となる。When the above-described solar cell module is used as a window material, the light-transmitting plate 1 is used in a vertical position facing the sun rays 8. At this time, the surfaces of the solar cell elements 2, 2,... Are cut off by using the solar rays 8 for power generation, but the translucent plate 1 and the translucent film 4 transmit the solar rays 8 almost without attenuating. The direct light of the sunlight 8 incident from the light parts 2b, 2b,... Is reflected by the light reflection plate 6 and is incident on the back surfaces of the solar cell elements 2, 2,. The solar cell module can generate power on both sides with almost no reduction.
【００４６】また、光反射板６と太陽電池素子２，２，
…の裏面との間で乱反射した太陽光線８の一部は光通過
部６ａ，６ａ，…を通過して屋内に入射するため、該太
陽電池モジュールは直達光を採光することなく、間接光
を採光することが可能となる。また、透光部２ｂ，２
ｂ，…及び光通過部６ａ，６ａ，…を通して屋内側から
屋外を、又は屋外側から屋内を透視することが可能とな
る。また、屋内側からは太陽電池素子２，２，…の裏面
が光反射板６の裏面に隠されて見えないため、太陽電池
モジュールの美観が向上する。更に、光反射板６が１枚
の部材を用いてなるため製造工程が簡単になる。The light reflection plate 6 and the solar cell elements 2, 2,
Since a part of the sunlight 8 irregularly reflected with the back surface of the solar cell module passes through the light passing portions 6a, 6a, and enters the room, the solar cell module emits indirect light without collecting direct light. It becomes possible to daylight. Further, the light transmitting portions 2b, 2
.. and the light passing sections 6a, 6a,..., it is possible to see the outdoors from the indoor side or the indoors from the outdoor side. Also, from the indoor side, the back surfaces of the solar cell elements 2, 2, ... are hidden by the back surface of the light reflection plate 6, so that the aesthetic appearance of the solar cell module is improved. Further, since the light reflecting plate 6 is formed using one member, the manufacturing process is simplified.
【００４７】実施の形態 ４．図７は、本発明の実施の
形態４に係る太陽電池モジュールの構成を示す平面図、
図８は、図７のVIII−VIII線の断面図である。Embodiment 4 FIG. 7 is a plan view showing a configuration of a solar cell module according to Embodiment 4 of the present invention,
FIG. 8 is a sectional view taken along line VIII-VIII in FIG.
【００４８】該太陽電池モジュールは、前述した実施の
形態３の太陽電池モジュールの光反射板６に代えて、光
通過部６ａ，６ａ，…が太陽電池素子２，２，…に遮蔽
されるように枠体５に取り付けられている光反射板６を
備えている。その他、実施の形態３と同一部分には同一
符号を付してそれらの説明を省略する。In the solar cell module, light passing portions 6a, 6a,... Are shielded by solar cell elements 2, 2,. And a light reflection plate 6 attached to the frame 5. In addition, the same portions as those in the third embodiment are denoted by the same reference numerals, and description thereof will be omitted.
【００４９】以上の様な太陽電池モジュールは、光通過
部６ａ，６ａ，…及び透光部２ｂ，２ｂ，…を通して屋
内側から屋外を、又は屋外側から屋内を透視することを
防止でき、また、光反射板６と太陽電池素子２，２，…
の裏面との間で乱反射した光の一部が光通過部６ａ，６
ａ，…に入射するため、採光が可能な壁面材又は屋根材
として利用できる。なお、光通過部６ａ，６ａ，…の形
状は実施の形態３同様のスリット状のみならず、各太陽
電池素子２，２，…の配置に対応する位置に設けられた
方形、円形等でも良い。The solar cell module as described above can be prevented from seeing from the indoor side to the outside or from the outdoor side to the indoor through the light transmitting portions 6a, 6a,... And the light transmitting portions 2b, 2b,. , The light reflecting plate 6 and the solar cell elements 2, 2,.
A part of the light diffusely reflected between the light transmitting portions 6a and 6
a, ..., can be used as a wall material or a roof material capable of daylighting. The shape of the light passing portions 6a, 6a,... Is not limited to the slit shape as in the third embodiment, but may be a square, a circle, or the like provided at a position corresponding to the arrangement of each solar cell element 2, 2,. .
【００５０】実施の形態 ５．図９は、本発明の実施の
形態５に係る太陽電池モジュールの構成を示す平面図、
図１０は、図９のＸ−Ｘ線の断面図である。Embodiment 5 FIG. 9 is a plan view showing a configuration of a solar cell module according to Embodiment 5 of the present invention,
FIG. 10 is a cross-sectional view taken along line XX of FIG.
【００５１】該太陽電池モジュールは、前述した実施の
形態３の太陽電池モジュールの光反射板６に代わり、透
光フィルム４との間に再反射板６ｃ，６ｃ，…が架設さ
れている光反射板６を備える。再反射板６ｃ，６ｃ，…
も光反射部材であり、スリット状の各光通過部６ａ，６
ａ，…を形成する際、縦方向の１辺及び横方向の２辺を
切断し、縦方向の残る１辺に沿って直角に折り曲げて形
成されている。このとき、再反射板６ｃ，６ｃ，…は夫
々光通過部６ａ，６ａ，…の縦方向上側に設けられる。
その他、実施の形態３と同一部分には同一符号を付して
それらの説明を省略する。The solar cell module has a light reflection plate in which re-reflection plates 6c, 6c,... Are provided between the light transmission plate 4 and the light reflection plate 6 of the solar cell module of the third embodiment. A plate 6 is provided. The re-reflectors 6c, 6c,...
Are also light reflecting members, and each of the slit-shaped light passing portions 6a, 6
When a,... are formed, one side in the vertical direction and two sides in the horizontal direction are cut and bent at a right angle along the remaining one side in the vertical direction. At this time, the re-reflecting plates 6c, 6c,... Are provided above the light passing portions 6a, 6a,.
In addition, the same portions as those in the third embodiment are denoted by the same reference numerals, and description thereof will be omitted.
【００５２】以上のような太陽電池モジュールは、光反
射板６に反射した太陽光線８の内、再反射板６ｃ，６
ｃ，…がない場合は透光部２ｂ，２ｂ，…から屋外側へ
戻る太陽光線８を再反射板６ｃ，６ｃ，…で更に反射さ
せて太陽電池素子２，２，…の裏面に入射させることが
できる。このため太陽電池素子２，２，…への入射光量
が増大して発電効率が向上する。また、再反射板６ｃ，
６ｃ，…を介して光反射板６と透光フィルム４とを接着
し一体化させることにより、太陽電池モジュール全体の
強度が向上する。The solar cell module as described above includes the re-reflectors 6c and 6c among the solar rays 8 reflected by the light reflector 6.
When there is no c,..., the sunlight 8 returning from the light transmitting portions 2b, 2b,... to the outdoor side is further reflected by the re-reflectors 6c, 6c,. be able to. For this reason, the amount of light incident on the solar cell elements 2, 2,... Is increased, and the power generation efficiency is improved. Also, the re-reflection plate 6c,
By bonding and integrating the light reflecting plate 6 and the light transmitting film 4 via 6c,..., The strength of the entire solar cell module is improved.
【００５３】実施の形態 ６．図１１は、本発明の実施
の形態６に係る太陽電池モジュールの構成を示す平面
図、図１２は、図１１のＸII−ＸII線の断面図である。Embodiment 6 FIG. 11 is a plan view showing a configuration of a solar cell module according to Embodiment 6 of the present invention, and FIG. 12 is a cross-sectional view taken along line XII-XII of FIG.
【００５４】該太陽電池モジュールは、前述した実施の
形態５の太陽電池モジュールの太陽電池素子２，２，…
の列を、縦方向にし、透光部２ｂ，２ｂ，…及び光通過
部６ａ，６ａ，…も該太陽電池素子２，２，…の列に合
わせて縦に設けたものである。その他、実施の形態５と
同一部分には同一符号を付してそれらの説明を省略す
る。The solar cell module comprises the solar cell elements 2, 2,... Of the solar cell module of the fifth embodiment described above.
Are vertically arranged, and the light-transmitting portions 2b, 2b,... And the light-passing portions 6a, 6a,. In addition, the same portions as those in the fifth embodiment are denoted by the same reference numerals, and description thereof will be omitted.
【００５５】以上のような太陽電池モジュールは、建物
の東側の窓材として、透光板１側を太陽光線８に向けて
縦置きに用いられ、東〜南東〜南から入射する太陽光線
８を光反射板６及び再反射板６ｃ，６ｃ，…で反射させ
て太陽電池素子２，２，…の裏面に入射させる。このた
め太陽電池素子２，２，…への入射光量が増大して発電
効率が向上する。なお、同様の太陽電池モジュールを建
物の西側の窓材として用いても良い。The solar cell module as described above is used vertically as the window material on the east side of the building with the light transmitting plate 1 side facing the solar rays 8 and the solar rays 8 incident from east, southeast, and south. The light is reflected by the light reflection plate 6 and the re-reflection plates 6c, 6c,. For this reason, the amount of light incident on the solar cell elements 2, 2,... Is increased, and the power generation efficiency is improved. Note that a similar solar cell module may be used as a window material on the west side of the building.
【００５６】[0056]
【発明の効果】本発明の太陽電池モジュールによれば、
両面発電機能を備える太陽電池モジュールの光反射部材
複数を間隔を隔てて配置することにより、該光反射部材
と光反射部材との間に光通過部が生じ、入射した太陽光
線の一部は太陽電池素子の表面に入射して発電に寄与
し、前記太陽光線の他部は透光部を透過し、透光部を透
過した太陽光線の一部は光通過部を通過して採光に寄与
し、前記太陽光線の他部は光反射部材に入射し、光反射
部材で反射した太陽光線の一部は太陽電池素子の裏面に
入射して発電に寄与し、前記太陽光線の他部は前記太陽
電池素子の裏面で反射して光通過部を抜け採光に寄与し
て、透光機能と両面発電機能とを有効に利用できる。According to the solar cell module of the present invention,
By arranging a plurality of light reflecting members of a solar cell module having a double-sided power generation function at an interval, a light passing portion is generated between the light reflecting members and the light reflecting members, and a part of the incident solar rays is reflected by the sun. Light incident on the surface of the battery element and contributing to power generation, the other part of the sunlight transmits through the light-transmitting part, and part of the sunlight transmitted through the light-transmitting part passes through the light transmitting part and contributes to lighting. The other part of the sunlight is incident on the light reflecting member, a part of the sunlight reflected by the light reflecting member is incident on the back surface of the solar cell element and contributes to power generation, and the other part of the sunlight is the sun. The light is reflected by the back surface of the battery element, passes through the light passage portion, and contributes to daylighting, so that the light transmission function and the double-sided power generation function can be effectively used.
【００５７】また、両面発電機能を備える太陽電池モジ
ュールの光反射部材に光通過部を設けることにより、入
射した太陽光線の一部は太陽電池素子の表面に入射して
発電に寄与し、前記太陽光線の他部は透光部を透過し、
透光部を透過した太陽光線の一部は光通過部を通過して
採光に寄与し、前記太陽光線の他部は光反射部材に入射
し、光反射部材で反射した太陽光線の一部は太陽電池素
子の裏面に入射して発電に寄与し、前記太陽光線の他部
は前記太陽電池素子の裏面で反射して光通過部を抜け採
光に寄与して、透光機能と両面発電機能とを有効に利用
できる。このとき、光通過部を一枚の光反射部材に設け
ることにより、製造工程を簡単にすることができる。Further, by providing a light transmitting portion on the light reflecting member of the solar cell module having the double-sided power generation function, a part of the incident sunlight is incident on the surface of the solar cell element and contributes to the power generation. The other part of the light beam passes through the translucent part,
Part of the sunlight transmitted through the light-transmitting part passes through the light-passing part and contributes to daylighting, and the other part of the sunlight enters the light-reflecting member, and part of the sunlight reflected by the light-reflecting member is Light incident on the back surface of the solar cell element and contributes to power generation, the other part of the solar ray is reflected by the back surface of the solar cell element and passes through the light passing portion to contribute to daylighting. Can be used effectively. At this time, the manufacturing process can be simplified by providing the light transmitting portion on one light reflecting member.
【００５８】また、直射日光が入射するように光通過部
を設けることにより、直達光を採光して透光機能と両面
発電機能とを有効に利用できる。また、太陽電池素子の
影に覆われるように光通過部を設けることにより、直達
光を採光することなく、間接光を採光し、また、採光に
よって発電量がほとんど減少することなく透光機能と両
面発電機能とを有効に利用できる。Further, by providing the light passing portion so that the direct sunlight enters, the direct light is collected and the light transmitting function and the double-sided power generating function can be effectively used. In addition, by providing a light passing portion so as to be covered by the shadow of the solar cell element, it does not collect direct light, collects indirect light, and has a light-transmitting function with almost no reduction in power generation amount. The two-sided power generation function can be used effectively.
【００５９】また、透光部と重なるように光通過部を設
けることにより、屋内側から屋外を、又は屋外側から屋
内を透視することができる。また、太陽電池素子に遮蔽
されるように光通過部を設けることにより、屋内側から
屋外を、又は屋外側から屋内を透視することを防止でき
る。Further, by providing the light transmitting portion so as to overlap with the light transmitting portion, it is possible to see the outdoors from the indoor side or the indoors from the outdoor side. In addition, by providing the light passage portion so as to be shielded by the solar cell element, it is possible to prevent the outside from the indoor side or the inside from the outdoor side.
【００６０】また、太陽電池素子裏面を光反射部材で隠
すことにより、美観を向上させることができる。更に、
光反射部材の形状及び配置、又は光反射部材に設けられ
た光通過部の形状及び配置を変えることにより、窓材、
天窓材、壁材、屋根材等、様々な目的に利用することが
できる等、本発明は優れた効果を奏する。Further, by hiding the back surface of the solar cell element with a light reflecting member, the appearance can be improved. Furthermore,
By changing the shape and arrangement of the light reflecting member, or changing the shape and arrangement of the light passing portion provided in the light reflecting member, a window material,
The present invention has excellent effects, for example, it can be used for various purposes such as skylight materials, wall materials, and roof materials.
【図１】本発明の実施の形態１に係る太陽電池モジュー
ルの構成を示す平面図である。FIG. 1 is a plan view showing a configuration of a solar cell module according to Embodiment 1 of the present invention.
【図２】図１のII−II線の断面図である。FIG. 2 is a sectional view taken along line II-II of FIG.
【図３】本発明の実施の形態２に係る太陽電池モジュー
ルの構成を示す平面図である。FIG. 3 is a plan view showing a configuration of a solar cell module according to Embodiment 2 of the present invention.
【図４】図３のIV−IV線の断面図である。FIG. 4 is a sectional view taken along line IV-IV of FIG.
【図５】本発明の実施の形態３に係る太陽電池モジュー
ルの構成を示す平面図である。FIG. 5 is a plan view showing a configuration of a solar cell module according to Embodiment 3 of the present invention.
【図６】図５のVI−VI線の断面図である。FIG. 6 is a sectional view taken along line VI-VI of FIG. 5;
【図７】本発明の実施の形態４に係る太陽電池モジュー
ルの構成を示す平面図である。FIG. 7 is a plan view showing a configuration of a solar cell module according to Embodiment 4 of the present invention.
【図８】図７のVIII−VIII線の断面図である。FIG. 8 is a sectional view taken along line VIII-VIII in FIG. 7;
【図９】本発明の実施の形態５に係る太陽電池モジュー
ルの構成を示す平面図である。FIG. 9 is a plan view showing a configuration of a solar cell module according to Embodiment 5 of the present invention.
【図１０】図９のＸ−Ｘ線の断面図である。FIG. 10 is a sectional view taken along line XX of FIG. 9;
【図１１】本発明の実施の形態６に係る太陽電池モジュ
ールの構成を示す平面図である。FIG. 11 is a plan view showing a configuration of a solar cell module according to Embodiment 6 of the present invention.
【図１２】図１１のＸII−ＸII線の断面図である。FIG. 12 is a sectional view taken along line XII-XII in FIG. 11;
【図１３】透光機能を備える従来の太陽電池モジュール
の構成を示す縦断面図である。FIG. 13 is a longitudinal sectional view showing a configuration of a conventional solar cell module having a light transmitting function.
【図１４】両面発電機能を備える従来の太陽電池モジュ
ールの構成を示す縦断面図である。FIG. 14 is a longitudinal sectional view showing a configuration of a conventional solar cell module having a double-sided power generation function.
【符号の説明】 ２ 太陽電池素子 ２ｂ 透光部 ６ 光反射板 ６ａ 光通過部 ６ｂ 光反射板[Explanation of Signs] 2 solar cell element 2b light transmitting portion 6 light reflecting plate 6a light transmitting portion 6b light reflecting plate
Claims (6)
透光部となる間隔を隔てて平面的に配置してなる太陽電
池モジュールにおいて、 前記太陽電池素子の一面側に複数の光反射部材を離隔配
置してあることを特徴とする太陽電池モジュール。1. A plurality of double-sided power generation solar cell elements,
A solar cell module having a plurality of light reflecting members spaced apart from one surface side of the solar cell element, wherein the plurality of light reflecting members are spaced apart from each other in a planar manner with an interval serving as a light transmitting portion.
り大きい面積を有し、該太陽電池素子に夫々重なるよう
に配置してあ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 light reflecting member has an area larger than the solar cell element, and is arranged so as to overlap with each of the solar cell elements.
ように配置してあ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. The solar cell module according to claim 1, wherein the light reflecting member is disposed so as to overlap with the light transmitting part.
透光部となる間隔を隔てて平面的に配置してなる太陽電
池モジュールにおいて、 前記太陽電池素子の一面側に、光を通過させるための光
通過部が設けてある光反射部材を配置してあることを特
徴とする太陽電池モジュール。4. A plurality of double-sided power generation solar cell elements,
In a solar cell module arranged in a plane with an interval to be a light transmitting section, a light reflecting member provided with a light passing section for transmitting light is arranged on one surface side of the solar cell element. A solar cell module, comprising:
全部が前記透光部に重なる位置に設けてあることを特徴
とする請求項４に記載の太陽電池モジュール。5. The solar cell module according to claim 4, wherein the light transmitting portion is provided at a position where part or all of the light transmitting portion overlaps the light transmitting portion.
蔽される位置に設けてあることを特徴とする請求項４に
記載の太陽電池モジュール。6. The solar cell module according to claim 4, wherein the light passing portion is provided at a position shielded by the solar cell element.
Priority Applications (1)
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|---|---|---|---|
| JP2000355005A JP2002158368A (en) | 2000-11-21 | 2000-11-21 | Solar battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000355005A JP2002158368A (en) | 2000-11-21 | 2000-11-21 | Solar battery module |
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| Publication Number | Publication Date |
|---|---|
| JP2002158368A true JP2002158368A (en) | 2002-05-31 |
Family
ID=18827501
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| Application Number | Title | Priority Date | Filing Date |
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| JP2006100439A (en) * | 2004-09-28 | 2006-04-13 | Kyocera Corp | Solar cell module |
| EP2340566A2 (en) * | 2008-09-09 | 2011-07-06 | Lg Electronics Inc. | Thin-film type solar cell module having a reflective media layer and fabrication method thereof |
| JP2011146433A (en) * | 2010-01-12 | 2011-07-28 | Toyota Motor Corp | Solar cell module |
| EP2398063A1 (en) * | 2009-02-16 | 2011-12-21 | Mitsubishi Electric Corporation | Solar battery module |
| KR101138628B1 (en) | 2010-07-15 | 2012-04-24 | 김영범 | The structure of window having dye-sensitized solar cell for building |
| CN102479842A (en) * | 2010-11-24 | 2012-05-30 | 吉富新能源科技(上海)有限公司 | Non-transparent heat reflecting type solar battery applied to building facades |
| JP2012532447A (en) * | 2009-06-30 | 2012-12-13 | ピルキントン グループ リミテッド | Double-sided photovoltaic module having a reflective element and method for manufacturing the same |
| JP2017501584A (en) * | 2013-12-27 | 2017-01-12 | ビーワイディー カンパニー リミテッドＢｙｄ Ｃｏｍｐａｎｙ Ｌｉｍｉｔｅｄ | Dual glass photovoltaic module |
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