JPS585704A - 太陽光自動追尾装置 - Google Patents
太陽光自動追尾装置Info
- Publication number
- JPS585704A JPS585704A JP56103600A JP10360081A JPS585704A JP S585704 A JPS585704 A JP S585704A JP 56103600 A JP56103600 A JP 56103600A JP 10360081 A JP10360081 A JP 10360081A JP S585704 A JPS585704 A JP S585704A
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical sensor
- shaft
- detection output
- sensor
- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
- G01S3/782—Systems for determining direction or deviation from predetermined direction
- G01S3/785—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system
- G01S3/786—Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system the desired condition being maintained automatically
- G01S3/7861—Solar tracking systems
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/30—Arrangements for concentrating solar-rays for solar heat collectors with lenses
- F24S23/31—Arrangements for concentrating solar-rays for solar heat collectors with lenses having discontinuous faces, e.g. Fresnel lenses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/20—Arrangements for controlling solar heat collectors for tracking
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-
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-
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Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
め要約のデータは記録されません。
Description
【発明の詳細な説明】
本発明は、太陽光をレンズ系等によって集束して利用す
る太陽光エネルギー利用機器を太陽の移動に自動的に追
従させて太陽光エネルギーを常に最も効率のよい状態で
利用し得るようにした太陽光自動追尾装置に関する。
る太陽光エネルギー利用機器を太陽の移動に自動的に追
従させて太陽光エネルギーを常に最も効率のよい状態で
利用し得るようにした太陽光自動追尾装置に関する。
近時、省エネルギ一時代を迎え、太陽光エネルギーの効
果的利用について各方面で活発に研究開発が行われてい
るが、その際、太陽光エネルギーを効果的に利用するた
めに、太陽光エネルギー利用機器を太陽の移動に追従し
て移動させることが行われている。しかし、太陽の年間
を通しての移動範囲は広く、また、その日の状況によっ
ても条件が変るので、年間を通じて常に太陽の移動に正
確に追従させることは困難であった。
果的利用について各方面で活発に研究開発が行われてい
るが、その際、太陽光エネルギーを効果的に利用するた
めに、太陽光エネルギー利用機器を太陽の移動に追従し
て移動させることが行われている。しかし、太陽の年間
を通しての移動範囲は広く、また、その日の状況によっ
ても条件が変るので、年間を通じて常に太陽の移動に正
確に追従させることは困難であった。
本発明は、上述のごとき実情に鑑みてなされたもので、
特に、簡単かつ安価な構成によってすなわち最少の光セ
ンサを用いて広範囲にかつ正確に太陽の移動に追従し得
る太陽光自動追尾装置を提供しようとするものである。
特に、簡単かつ安価な構成によってすなわち最少の光セ
ンサを用いて広範囲にかつ正確に太陽の移動に追従し得
る太陽光自動追尾装置を提供しようとするものである。
第1図は、本発明による太陽光自動追尾装置の一実施例
を説明するための要部概略斜視図、第2図は、第1図の
概念図で、図中、1は太陽光を集束するだめのレンズ系
、2は該レンズ系を南北方向に回動させるだめの第1の
回転軸、3は該第1の回転軸を支持する支持腕、4は該
支持腕3を東西方向に回動させるための第2の回転軸、
Lsは太陽光の南方同成分の光を検出する第1の光セン
サ、LNは北方向成分の光を検出する第2の光セ/す、
LEは東方向成分の光を検出する第3の光センサ、Lw
は西方向成分の光を検出する第4の光センサ、Lo は
太陽方向からの総太陽光量(=直達太陽光+間接太陽光
)を検出するだめの第5の光センサで、レンズ系1が正
確に太陽の方向を向いている時は、第1乃至第4光セン
サには直達太陽光が入射せず、間接太陽光のみが入射す
るように配設されている。従って、第1及び第2光セン
サの検出出力は後述するような特殊条件の場合を除き略
゛等しく、第3及び第4台光センサの検出出力は常に略
等しい。従って、第1の光センサLsの検出出力と第2
の光センサLNの検出出力との差をとり、その差信号に
よってモータMlを回転して第1の回転軸2を回動して
前記差が0になるように制御するとともに、第3の光セ
ンサLEの、検出出力と第4の光センサLwの検出出力
との差をとり、その差信号によってモータM2を回転し
て第2の回転軸4を回動し、その差が0になるように制
御すれば、レンズ系1は正確に太陽の方向を向き、最も
効率よく太陽光を集束することができる。このようにし
てレンズ系1−によって集束された太陽光は、例えば、
該レンズ系1の焦点位置にその受光端が配設された光導
体クープル5内に導入され−、該光導体ケーブル5を通
して任意所望の箇所に伝達されて使用に供される。斯様
に、本発明による太陽光自動追尾装置は、通常は、4つ
の光センサによって正確に太陽の移動に追従することが
でき、そのま\動作すれば、朝方、夕方等においても、
レンズ系1は正確に太陽の方向を向き、例えば、第3図
に示すように、略横を向くが、朝、夕等においては、上
方からの間接光は多く、下方からの間接光は少ないので
、第1の光セ/すLsに入射する光量は多く、第2の光
センサLNに入射する光量は少なく、第1の光センサL
sの検出出力が第2の光センサLNの検出出力に比べて
格段に大きくなり、レンズ系1は太陽の方向に正確に向
かなくなる。第5の光センサLoは、このような不都合
を避けるために設けられたもので、該第5の光センサL
。にょって、常時、太陽の方向からの総太陽光景を検出
しており、正常時つまり第1の光センサLs の検出出
力os と第2の光センサしNの検出出力ONが略等し
く、かつ、第5の光センサLoの検出出力Oo と前
記第1の光センサLsの検出出力Osが、oo>osの
関係にある時は、前述のように、+08 −ON +
が0になるようにモータM1 を制御し、第1の光セン
L8に対する入射光が第2の光センサLN に対する入
射光に対して格段に大きい朝、夕等においては、第5の
光センサLoの入射光に対して第1の光センサLs の
入射光も大きくなるので、この時、つま’)、os≧O
oの関係にある時は、第1の光センサLSの検出感度、
或いは、検出出力を1/λ(=低降率)に低降Lテlx
/λos −0NI カ。
を説明するための要部概略斜視図、第2図は、第1図の
概念図で、図中、1は太陽光を集束するだめのレンズ系
、2は該レンズ系を南北方向に回動させるだめの第1の
回転軸、3は該第1の回転軸を支持する支持腕、4は該
支持腕3を東西方向に回動させるための第2の回転軸、
Lsは太陽光の南方同成分の光を検出する第1の光セン
サ、LNは北方向成分の光を検出する第2の光セ/す、
LEは東方向成分の光を検出する第3の光センサ、Lw
は西方向成分の光を検出する第4の光センサ、Lo は
太陽方向からの総太陽光量(=直達太陽光+間接太陽光
)を検出するだめの第5の光センサで、レンズ系1が正
確に太陽の方向を向いている時は、第1乃至第4光セン
サには直達太陽光が入射せず、間接太陽光のみが入射す
るように配設されている。従って、第1及び第2光セン
サの検出出力は後述するような特殊条件の場合を除き略
゛等しく、第3及び第4台光センサの検出出力は常に略
等しい。従って、第1の光センサLsの検出出力と第2
の光センサLNの検出出力との差をとり、その差信号に
よってモータMlを回転して第1の回転軸2を回動して
前記差が0になるように制御するとともに、第3の光セ
ンサLEの、検出出力と第4の光センサLwの検出出力
との差をとり、その差信号によってモータM2を回転し
て第2の回転軸4を回動し、その差が0になるように制
御すれば、レンズ系1は正確に太陽の方向を向き、最も
効率よく太陽光を集束することができる。このようにし
てレンズ系1−によって集束された太陽光は、例えば、
該レンズ系1の焦点位置にその受光端が配設された光導
体クープル5内に導入され−、該光導体ケーブル5を通
して任意所望の箇所に伝達されて使用に供される。斯様
に、本発明による太陽光自動追尾装置は、通常は、4つ
の光センサによって正確に太陽の移動に追従することが
でき、そのま\動作すれば、朝方、夕方等においても、
レンズ系1は正確に太陽の方向を向き、例えば、第3図
に示すように、略横を向くが、朝、夕等においては、上
方からの間接光は多く、下方からの間接光は少ないので
、第1の光セ/すLsに入射する光量は多く、第2の光
センサLNに入射する光量は少なく、第1の光センサL
sの検出出力が第2の光センサLNの検出出力に比べて
格段に大きくなり、レンズ系1は太陽の方向に正確に向
かなくなる。第5の光センサLoは、このような不都合
を避けるために設けられたもので、該第5の光センサL
。にょって、常時、太陽の方向からの総太陽光景を検出
しており、正常時つまり第1の光センサLs の検出出
力os と第2の光センサしNの検出出力ONが略等し
く、かつ、第5の光センサLoの検出出力Oo と前
記第1の光センサLsの検出出力Osが、oo>osの
関係にある時は、前述のように、+08 −ON +
が0になるようにモータM1 を制御し、第1の光セン
L8に対する入射光が第2の光センサLN に対する入
射光に対して格段に大きい朝、夕等においては、第5の
光センサLoの入射光に対して第1の光センサLs の
入射光も大きくなるので、この時、つま’)、os≧O
oの関係にある時は、第1の光センサLSの検出感度、
或いは、検出出力を1/λ(=低降率)に低降Lテlx
/λos −0NI カ。
になるよう(モータMl を制御するとよい。すなわち
、太陽光をレンズ系等によって集束させて利用する場合
、該レンズ系によって有効に集束されるのは、太陽方向
から入射される平行光線(直達太陽光)であるが、前述
のように、朝、夕等においては、上方から第1の光セン
サLs に入射する間接太陽光は、下方から第2の光セ
ンサLNに入射する間接太陽光に比づて格段に大きく、
これら第1の光センサLSの検出出力Osと第2の光セ
ンサLN の検出出力ONの差をOにするように前記レ
ンズ系1を制御すると、該レンズ系は太陽の方向に正確
に向かなくなシ、太陽光を効果的に利用することができ
なくなるが、そのような場合、前述のように、第1の光
センサLs の検出感度、或いは、検出出力を1/λに
低降して、この低降した第1の光センサLsの検出出力
08 と、第2の光センサLN の検出出力ONの差を
0にするように前記レンズ系を制御すると、朝、夕等の
特殊条件下においても、レンズ系を太陽の方向により正
確に向けることができる。
、太陽光をレンズ系等によって集束させて利用する場合
、該レンズ系によって有効に集束されるのは、太陽方向
から入射される平行光線(直達太陽光)であるが、前述
のように、朝、夕等においては、上方から第1の光セン
サLs に入射する間接太陽光は、下方から第2の光セ
ンサLNに入射する間接太陽光に比づて格段に大きく、
これら第1の光センサLSの検出出力Osと第2の光セ
ンサLN の検出出力ONの差をOにするように前記レ
ンズ系1を制御すると、該レンズ系は太陽の方向に正確
に向かなくなシ、太陽光を効果的に利用することができ
なくなるが、そのような場合、前述のように、第1の光
センサLs の検出感度、或いは、検出出力を1/λに
低降して、この低降した第1の光センサLsの検出出力
08 と、第2の光センサLN の検出出力ONの差を
0にするように前記レンズ系を制御すると、朝、夕等の
特殊条件下においても、レンズ系を太陽の方向により正
確に向けることができる。
以上の説明から明らかなように、本発明によると、最少
限の光センサを使用した簡単かつ安価な構成によって、
太陽光収集装置を常時よシ正確に太陽の方向に向けるよ
うに制御することができる。
限の光センサを使用した簡単かつ安価な構成によって、
太陽光収集装置を常時よシ正確に太陽の方向に向けるよ
うに制御することができる。
第1図は、本発明による太陽光自動追尾装置の一実施例
を説明するための要部斜視図、第2図は、第1図の概念
図、第3図は、第1図に示したレンズ系1が特殊条件下
にある場合の動作を説明するだめの要部構成図である。 1・・・レンズ系、2・・第1の回転、軸、4 第2の
回転軸、Ls・・・第1の光センサ、LN ・・・第2
の光センサ、LE・・第3の光センサ、Lw・・・第4
の光センサ、Lo ・・・第5の光センサ、Ml、M
2・ モータ0
を説明するための要部斜視図、第2図は、第1図の概念
図、第3図は、第1図に示したレンズ系1が特殊条件下
にある場合の動作を説明するだめの要部構成図である。 1・・・レンズ系、2・・第1の回転、軸、4 第2の
回転軸、Ls・・・第1の光センサ、LN ・・・第2
の光センサ、LE・・第3の光センサ、Lw・・・第4
の光センサ、Lo ・・・第5の光センサ、Ml、M
2・ モータ0
Claims (2)
- (1)、南北方向に回動自在の第1の軸と、該軸を回動
自在に支持しかつ東西方向に回動自在の第2の軸を有し
、前記第1の軸に関して反対の位置に配設された1対の
第1及び第2の光センサと、前記第2の軸に関して反対
の位置に配設された1対の第3及び第4の光センサと、
太陽方向からの総太陽光量を受光する第5の光センサと
を有し、前記第1の光センサは南方同成分の光を検出し
、前記第2の光センサは北方向成分の光を検出し、前記
第3の光センサは東方向成分の光を検出し、前記第4の
光センサは西方向成分の光を検出するように前記第1の
軸を回動し、前記第3の光センサの検出出力と第4の光
センサの検出出力との差がOになるように前記第2の軸
を回動するようにしたことを特徴とする太陽光自動追尾
装置゛。 - (2)、前記第1の光センサの一検出出力を08%第2
の光センサの検出出力をONsNSO2センサの検出出
力をO8とじた時、O8〈0゜の場合は、1o8−oN
lが0になるように前記第1の軸を制御し、08 ≧o
、の場合は司1/λos −o帽が0になるように前記
第1の軸を制御するようにしたことを特徴とする特許請
求の範囲第(1)項に記載の太陽光自動追尾装置(ただ
し、1/λは低降率)。
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56103600A JPS585704A (ja) | 1981-07-01 | 1981-07-01 | 太陽光自動追尾装置 |
KR8201997A KR850001899B1 (ko) | 1981-07-01 | 1982-05-07 | 태양광 자동 추적장치 |
NZ201045A NZ201045A (en) | 1981-07-01 | 1982-06-22 | Sun tracking apparatus |
DE8282105571T DE3261538D1 (en) | 1981-07-01 | 1982-06-24 | Sun tracking apparatus |
EP82105571A EP0069891B1 (en) | 1981-07-01 | 1982-06-24 | Sun tracking apparatus |
US06/393,386 US4419981A (en) | 1981-07-01 | 1982-06-29 | Sun tracking apparatus |
AU85450/82A AU533871B2 (en) | 1981-07-01 | 1982-06-29 | Solar tracking |
HK216/87A HK21687A (en) | 1981-07-01 | 1987-03-12 | Sun tracking apparatus |
MY356/87A MY8700356A (en) | 1981-07-01 | 1987-12-30 | Sun tracking apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56103600A JPS585704A (ja) | 1981-07-01 | 1981-07-01 | 太陽光自動追尾装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20572288A Division JPH0797171B2 (ja) | 1988-08-19 | 1988-08-19 | 太陽光自動追尾装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS585704A true JPS585704A (ja) | 1983-01-13 |
Family
ID=14358256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56103600A Pending JPS585704A (ja) | 1981-07-01 | 1981-07-01 | 太陽光自動追尾装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US4419981A (ja) |
EP (1) | EP0069891B1 (ja) |
JP (1) | JPS585704A (ja) |
KR (1) | KR850001899B1 (ja) |
AU (1) | AU533871B2 (ja) |
DE (1) | DE3261538D1 (ja) |
HK (1) | HK21687A (ja) |
MY (1) | MY8700356A (ja) |
NZ (1) | NZ201045A (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6295611A (ja) * | 1985-10-22 | 1987-05-02 | Agency Of Ind Science & Technol | 太陽追尾装置 |
JPS6426211A (en) * | 1987-07-22 | 1989-01-27 | Aarude Syst Kk | Sun tracking device |
JPS6488413A (en) * | 1987-09-29 | 1989-04-03 | Ube Industries | Converging device for solar light |
JPH02198405A (ja) * | 1989-01-27 | 1990-08-06 | Yazaki Corp | 太陽光追尾式反射鏡装置 |
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JPS5928616A (ja) * | 1982-08-11 | 1984-02-15 | Takashi Mori | 光方向センサ |
JPS6064315A (ja) * | 1983-09-19 | 1985-04-12 | Takashi Mori | 太陽光収集装置 |
FR2571138B1 (fr) * | 1984-10-03 | 1987-08-07 | Electricite De France | Pyrheliometre automatique et autonome |
AU581977B2 (en) * | 1985-04-09 | 1989-03-09 | Raymond Henry Dow | Solar array assembly |
DE3770702D1 (de) * | 1986-06-24 | 1991-07-18 | Shimizu Construction Co Ltd | Beleuchtungsvorrichtung mit natuerlichem licht. |
JPS63310010A (ja) * | 1987-06-11 | 1988-12-19 | Mitsubishi Rayon Co Ltd | 太陽光追尾装置 |
US4930493A (en) * | 1988-05-09 | 1990-06-05 | Sallis Daniel V | Multi-lever rim-drive heliostat |
DE4424571A1 (de) * | 1994-07-13 | 1996-01-25 | Christoph Keller | Strahlungsreflektor, mit automatischer Nachführung zur Reflexion einfallender Strahlung von einer sich bwegenden Quelle in eine vorgegebene Richtung |
US6005236A (en) * | 1995-10-02 | 1999-12-21 | Phelan; John J. | Automatic sun tracking apparatus |
US6442937B1 (en) | 2001-08-21 | 2002-09-03 | The Boeing Company | Solar receiver adaptive tracking control |
KR100789691B1 (ko) * | 2006-08-03 | 2008-01-02 | 미래에너지기술(주) | 태양광 발전장치 |
US20080264409A1 (en) * | 2007-04-25 | 2008-10-30 | Arun Gomtishanker Shukla | Sun-light-redirector useful in day-lighting, photo-voltaics and solar heating |
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CN102075114A (zh) * | 2009-11-20 | 2011-05-25 | 富准精密工业(深圳)有限公司 | 灯具及其太阳能自动跟踪装置 |
US7884308B1 (en) * | 2010-02-22 | 2011-02-08 | Mejia Manuel J | Solar-powered sun tracker |
CN101887272B (zh) * | 2010-06-04 | 2012-01-11 | 河北工业大学 | 一种双轴太阳跟踪平台 |
US20120073564A1 (en) * | 2010-09-24 | 2012-03-29 | Ching-Hsiang Cheng | Auto-focusing device for solar heat energy power generators and power generator cluster |
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CN113467524B (zh) * | 2021-08-05 | 2024-02-13 | 安徽理工大学 | 一种新型的太阳追踪仪 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS4943561U (ja) * | 1972-07-24 | 1974-04-17 |
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US4367403A (en) * | 1980-01-21 | 1983-01-04 | Rca Corporation | Array positioning system with out-of-focus solar cells |
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-
1981
- 1981-07-01 JP JP56103600A patent/JPS585704A/ja active Pending
-
1982
- 1982-05-07 KR KR8201997A patent/KR850001899B1/ko active
- 1982-06-22 NZ NZ201045A patent/NZ201045A/en unknown
- 1982-06-24 EP EP82105571A patent/EP0069891B1/en not_active Expired
- 1982-06-24 DE DE8282105571T patent/DE3261538D1/de not_active Expired
- 1982-06-29 US US06/393,386 patent/US4419981A/en not_active Expired - Lifetime
- 1982-06-29 AU AU85450/82A patent/AU533871B2/en not_active Ceased
-
1987
- 1987-03-12 HK HK216/87A patent/HK21687A/xx unknown
- 1987-12-30 MY MY356/87A patent/MY8700356A/xx unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4943561U (ja) * | 1972-07-24 | 1974-04-17 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6295611A (ja) * | 1985-10-22 | 1987-05-02 | Agency Of Ind Science & Technol | 太陽追尾装置 |
JPS6426211A (en) * | 1987-07-22 | 1989-01-27 | Aarude Syst Kk | Sun tracking device |
JPS6488413A (en) * | 1987-09-29 | 1989-04-03 | Ube Industries | Converging device for solar light |
JPH02198405A (ja) * | 1989-01-27 | 1990-08-06 | Yazaki Corp | 太陽光追尾式反射鏡装置 |
Also Published As
Publication number | Publication date |
---|---|
DE3261538D1 (en) | 1985-01-24 |
KR850001899B1 (ko) | 1985-12-30 |
NZ201045A (en) | 1984-11-09 |
KR830010357A (ko) | 1983-12-30 |
AU533871B2 (en) | 1983-12-15 |
EP0069891A1 (en) | 1983-01-19 |
AU8545082A (en) | 1983-01-06 |
EP0069891B1 (en) | 1984-12-12 |
MY8700356A (en) | 1987-12-31 |
US4419981A (en) | 1983-12-13 |
HK21687A (en) | 1987-03-20 |
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