JPS5818059A - Solar ray tracking apparatus - Google Patents
Solar ray tracking apparatusInfo
- Publication number
- JPS5818059A JPS5818059A JP56116847A JP11684781A JPS5818059A JP S5818059 A JPS5818059 A JP S5818059A JP 56116847 A JP56116847 A JP 56116847A JP 11684781 A JP11684781 A JP 11684781A JP S5818059 A JPS5818059 A JP S5818059A
- Authority
- JP
- Japan
- Prior art keywords
- base plate
- plate
- photoelectric elements
- sunlight
- light
- 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
-
- 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
Abstract
Description
【発明の詳細な説明】
この発明は、太陽光の方向に自動的に追尾するようにし
た太陽光追尾装置に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a sunlight tracking device that automatically tracks the direction of sunlight.
一般に、太陽熱集熱器など、太陽光を集光し、太陽光、
エネルギーを利用する装置は、太陽光の方向に自動的に
追尾することが望ましい。しかし、従来の装置は、追尾
機構が複雑１である。In general, solar thermal collectors etc. are used to concentrate sunlight,
It is desirable for devices that utilize energy to automatically track the direction of sunlight. However, the tracking mechanism of the conventional device is complicated.
つぎにこの発明を、そのｌ実施例を示した図面とともに
詳細に説明する。Next, the present invention will be explained in detail with reference to drawings showing an embodiment thereof.
それらの図面において、（１）は太陽熱集熱装置、（２
）は装置（１）の上面、に設けられた断面が放物砂状の
反射板、（３） ＩＩ′ｉ装置（１ンに一体に設けられ
前記放物線の焦・１点から準線への垂直線上に位置した
回転軸シ（４）は装置（１）に一体に設けられた基板で
あり、反射板（２）の放物線の準線に平行に位置してい
る。（５）は基板（４）に垂直に立設され黒色のつや消
しが施されたじゃ元板であり、反射板（２）の放物線の
焦点と回転軸（３）とを結ぶ線上に位置している。（６
）、 （７）けしや元板（５）の両側の基板（４）にそ
れぞれ設けられ太陽光により電圧を誘起する太陽電池等
からなる光電素子、 （８） 、（９）はそれぞれ光電
素子（６）、 （７）の外部リード線、（１０は基板（
４）の考量を覆うとともにじゃ元板（５）、各光電素子
（６）、 （７）を内部に収納したガラス等の透光性容
器、ｔｌｌｌ、ｔ１２はそれぞれ光電素子（６）。In those drawings, (1) is a solar heat collector, (2 is
) is a reflecting plate with a parabolic sand-like cross section provided on the upper surface of the device (1), and (3) II'i device (provided integrally with the device (1) and reflecting the parabola's focus from one point to the directrix. The rotation axis (4) located on the vertical line is a substrate provided integrally with the device (1), and is located parallel to the directrix of the parabola of the reflector (2).(5) is the substrate ( 4) is a black matte plate that stands perpendicular to the reflection plate (2) and is located on the line connecting the parabola focus of the reflector (2) and the rotation axis (3). (6)
), (7) Photoelectric elements each consisting of a solar cell or the like which is provided on the substrate (4) on both sides of the poppy base plate (5) and which induces a voltage by sunlight; (8) and (9) are each a photoelectric element ( 6), (7) external lead wires, (10 is the board (
A translucent container made of glass or the like that covers the dimensions of 4) and houses a base plate (5), photoelectric elements (6) and (7) inside, and tll and t12 are photoelectric elements (6), respectively.
（７）の誘起電圧を増幅する電圧増幅器、（１３は各増
幅器ａｖ、ａａにより増幅された各出力電圧Ｅｌ、Ｅ２
を減算処理する演算器、圓は１／ベベル定器であり
、演算器ａ３により減算処理された差電圧Ｅｌｌ （Ｅ
ｌ！−Ｅｌ）の電圧レベルにより、追尾開始レベルなら
びに追尾停止レベルの判定をし、モータ駆動信号ＣＮＴ
および回転方向指令信号ＶＣを中力する。Ｑ５１は両信
号ＣＮ’Ｌ ｖｃを増幅してモータＱ６１ｉ駆動する駆
動増幅器である。(7) a voltage amplifier that amplifies the induced voltage; (13 is each output voltage El, E2 amplified by each amplifier av, aa;
The arithmetic unit that performs subtraction processing, the circle, is a 1/bevel constant, and the differential voltage Ell (E
l! The tracking start level and tracking stop level are determined based on the voltage level of -El), and the motor drive signal CNT
and outputs the rotational direction command signal VC. Q51 is a drive amplifier that amplifies both signals CN'L vc to drive motor Q61i.
つぎに、前記実施例の動作について説明する。Next, the operation of the above embodiment will be explained.
まず、＠転軸（３）が南北方向に配置され、日の出時に
は、しや元板（５）の方向が東に向くよう位置している
。そして、しや光＊ （５）と東とのなす角を０１とし
、太陽の方位角を０２とする。First, the @ rotation axis (3) is placed in the north-south direction, and at sunrise, the direction of the shiyamoto board (5) is positioned to face east. Then, let the angle between Shinya Light* (5) and the east be 01, and the azimuth angle of the sun be 02.
いま、両角θ１と０２とが等しい場合、すなわち、第２
図（ａ）図に示すように、太陽光が基板（４）に直交し
ている場合、両党電素子（？）、（７）には等しく太陽
光が入射するため、両党電素子（６）、（７）の誘起′
電圧は等しくなり、モータαＱは駆動されず、同一の状
態を維持する。Now, if both angles θ1 and 02 are equal, that is, the second
As shown in Figure (a), when the sunlight is perpendicular to the substrate (4), the sunlight is equally incident on both elements (?) and (7), so both elements (?) and (7) are equally exposed to sunlight. 6), Induction of (7)'
The voltages become equal and the motor αQ is not driven and remains in the same state.
つぎに、太陽が第５図（ａ）図に示すように移行し、θ
２〉θｌとなると、第２図（１））図呵示すように、太
陽光が基板（４）に対して右斜め方向から入射し、しや
元板（５）の東側に配置された光電素子（６） ｖｉは
しや元板（５）により陰が生じ、光電素子（６ンの受光
面積が減少し、第５図（１））図に示すように、光電素
子（６）に誘起される電圧が減少する。−力、第５凶（
Ｃ’）凶に示すように、しや元板（５）の西側の光電素
子（７）に誘起される電圧が一定であぞ。そして、両光
型素子（６）、 （７）の誘起電圧がそれぞれ電圧増幅
器ａｌｌ、 ｆ１２１により増幅され、それぞれの出力
電圧Ｅｌ、Ｅ２が。Next, the sun moves as shown in Figure 5(a), and θ
When 2〉θl, as shown in Fig. 2 (1)), sunlight enters the substrate (4) from the diagonal right direction, and the photoelectric sensor placed on the east side of the base plate (5) Element (6) A shadow is created by the vi edge and the base plate (5), and the light receiving area of the photoelectric element (6) is reduced, and as shown in FIG. voltage is reduced. -Power, the fifth evil (
As shown in C'), the voltage induced in the photoelectric element (7) on the west side of the base plate (5) is constant. The induced voltages of both optical elements (6) and (7) are amplified by voltage amplifiers all and f121, respectively, and the respective output voltages El and E2 are obtained.
演算器■により減算処理され、第５図（ｄ）図に示すよ
うに、差電圧Ｅ８が出力され１判定器ｕ４１により。The subtraction process is performed by the arithmetic unit (2), and as shown in FIG.
追尾開始レベルＥ８“に達したか否かを判定し、追尾開
始レベルＥ３となると、第５図（８）図に示すように、
判定器−よりモータ駆動信号ＣＮＴおよび回転方向指令
信号ＶＣを出力し、両信号ＣＮＴ、 ＶＣを駆動増幅器
ｕ５１により増幅してモータ（１６１を駆動する。It is determined whether the tracking start level E8" has been reached, and when the tracking start level E3 is reached, as shown in FIG. 5 (8),
A motor drive signal CNT and a rotation direction command signal VC are outputted from the determiner, and both signals CNT and VC are amplified by a drive amplifier u51 to drive the motor (161).
そして、モータ（１６１の駆動により、差電圧Ｅ８が最
小になるように回転軸（３）が回転し、反射板（２）お
よび基板（４）が回転を開始する。Then, by driving the motor (161), the rotating shaft (3) is rotated so that the differential voltage E8 is minimized, and the reflecting plate (2) and the substrate (4) start rotating.
そして、モータαθの駆動により基板（４）が回転する
にしたがい、東ＩＩＯ光電素子（６）上のしや元板（５
）の陰が小さくなり、光電素子（６）に入射する太陽光
が増加し−で誘起電圧も増加し、差電圧Ｅ８が減少嘴−
を始め、追尾停止レベルＥ３′になやと、判定器−から
モータ駆動信号ＣＮＴおよび回転力向指令信゛号ＶＯが
出力されなくなり、モータαｅの駆動が停止するととも
に、基板（４）が太陽光に直交し、太陽光が反射板（２
）の焦点に、集光され、第５図＜ｆ）図に示すように、
しや元板（５）の角θ１が段階的に変化し、第４図に示
すように、太陽（Ｓ）の光が効率よく集光され集熱され
る。As the substrate (4) is rotated by the drive of the motor αθ, the base plate (5) on the Higashi IIO photoelectric element (6) is rotated.
) becomes smaller, the amount of sunlight incident on the photoelectric element (6) increases, the induced voltage also increases, the differential voltage E8 begins to decrease, and as it approaches the tracking stop level E3', the determination device The motor drive signal CNT and rotational force direction command signal VO are no longer output from
), and as shown in Figure 5<f),
The angle θ1 of the base plate (5) changes stepwise, and as shown in FIG. 4, the light of the sun (S) is efficiently focused and heat is collected.
そして、日の人により、両光型素子（６）、 （７）の
いずれにも電圧が誘起されなくなると、タイマーそく。Then, when no voltage is induced in either of the photonic elements (6) or (7) due to the human condition, the timer starts.
なお、しや元板（５）の高さを高くすれば、太陽の方位
角θ２がわずかに変化しても、光電素子（６）上に陰が
生じ、前記に比べ、短時間で差電圧Ｅ８が追尾開始レベ
ルＥ８に達し、追尾の精度を向上させることができる。In addition, if the height of the shade plate (5) is increased, even if the sun's azimuth angle θ2 changes slightly, a shadow will appear on the photoelectric element (6), and the differential voltage will be reduced in a shorter time than in the above case. E8 reaches the tracking start level E8, and the tracking accuracy can be improved.
また、この発明は、太陽熱集熱器のほか、太陽光の追尾
を必要とする場合にも、適用し得ることは勿論である。Moreover, it goes without saying that the present invention can be applied not only to solar heat collectors but also to cases where tracking of sunlight is required.
以上のように、この発明の太陽光追尾装置によると、回
転自在の基板に垂直にじゃ元板を立設し、該しゃ元板の
両側の基板にそれぞれ光電素子を設け、両光型素子の太
陽光による誘起電圧の差により、両誘起電圧の差が最小
になるように基板を回転する・・モータを設けたことに
より、太陽光の方向に自動的に追尾することができ、か
つ、構成もきわめて簡単である。As described above, according to the sunlight tracking device of the present invention, a barrier plate is vertically set up on a rotatable substrate, photoelectric elements are provided on the substrates on both sides of the barrier plate, and both light type elements are provided. Due to the difference in induced voltage caused by sunlight, the board is rotated so that the difference between both induced voltages is minimized.By installing a motor, it is possible to automatically track the direction of sunlight, and the configuration is also extremely simple.
図面は、この発明の太陽光追尾装置の１実施例を示し、
第１図（ａ）図は正面図、（ｂ）図は平面図、第２図（
ａ）、（ｂ）図は要部の切断正面図、第３図は電気的ブ
ロック図、第′４図は動作の概略図、第５図（ａ）図は
太陽の方位角、・（ｂ）、（Ｃ）図は両光型素子の増幅
出力電圧、（（Ｌ）図は差電圧、（ｅ）図はモータ駆動
信号と回転方向指令信号、（ｆ）図はしや元板の角をそ
れぞれ示す。
（４）・・・基板、（５）・・・しや元板、（６）、
（７）・・・光電素子、ａ句・・・モータ。
代理人 弁理士 藤田龍太部
第２図
第５図The drawing shows one embodiment of the solar tracking device of the present invention,
Figure 1 (a) is a front view, Figure (b) is a plan view, Figure 2 (
Figures a) and (b) are cutaway front views of the main parts, Figure 3 is an electrical block diagram, Figure '4 is a schematic diagram of the operation, Figure 5 (a) is the azimuth of the sun, and (b) ), (C) shows the amplified output voltage of both optical elements, ((L) shows the difference voltage, (e) shows the motor drive signal and rotational direction command signal, (f) shows the corner of the main board are shown respectively. (4)...Substrate, (5)...Shiya base plate, (6),
(7)...Photoelectric element, clause a...motor. Agent: Patent Attorney Ryuta Fujita Department Figure 2 Figure 5
Claims (1)
ゃ元板の両側の前記基板にそれぞれ光電素子を設け、前
記両党電素子の太陽光による誘起電圧の差により、前記
両誘起電圧の差が最小に′なるよう前記基板を回転する
モータを設けた・ことを特徴とする太陽光追尾装置。(2) A vertical shaft or a base plate is set up on a rotatable substrate, and photoelectric elements are provided on each of the substrates on both sides of the barrier plate, and the difference in voltage induced by sunlight between the two electric elements causes A sunlight tracking device characterized in that a motor is provided to rotate the substrate so that the difference in induced voltage is minimized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56116847A JPS5818059A (en) | 1981-07-24 | 1981-07-24 | Solar ray tracking apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56116847A JPS5818059A (en) | 1981-07-24 | 1981-07-24 | Solar ray tracking apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5818059A true JPS5818059A (en) | 1983-02-02 |
Family
ID=14697096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56116847A Pending JPS5818059A (en) | 1981-07-24 | 1981-07-24 | Solar ray tracking apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5818059A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59180471A (en) * | 1983-03-31 | 1984-10-13 | Nec Home Electronics Ltd | Light direction sensor |
| JPS60147663A (en) * | 1984-01-13 | 1985-08-03 | Matsushita Electric Ind Co Ltd | Automatic tracking device |
| US4804832A (en) * | 1985-12-10 | 1989-02-14 | Santa Barbara Research Center | Two directional angle of arrival system |
| US8490619B2 (en) * | 2009-11-20 | 2013-07-23 | International Business Machines Corporation | Solar energy alignment and collection system |
| US8569616B2 (en) | 2009-11-20 | 2013-10-29 | International Business Machines Corporation | Method of concetrating solar energy |
| US9127859B2 (en) | 2010-01-13 | 2015-09-08 | International Business Machines Corporation | Multi-point cooling system for a solar concentrator |
| US9255725B2 (en) | 2014-01-30 | 2016-02-09 | Jasem M K Th Sh Al-Enizi | Sun tracking solar energy collection system |
-
1981
- 1981-07-24 JP JP56116847A patent/JPS5818059A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59180471A (en) * | 1983-03-31 | 1984-10-13 | Nec Home Electronics Ltd | Light direction sensor |
| JPS60147663A (en) * | 1984-01-13 | 1985-08-03 | Matsushita Electric Ind Co Ltd | Automatic tracking device |
| US4804832A (en) * | 1985-12-10 | 1989-02-14 | Santa Barbara Research Center | Two directional angle of arrival system |
| US8490619B2 (en) * | 2009-11-20 | 2013-07-23 | International Business Machines Corporation | Solar energy alignment and collection system |
| US8569616B2 (en) | 2009-11-20 | 2013-10-29 | International Business Machines Corporation | Method of concetrating solar energy |
| US9057539B2 (en) | 2009-11-20 | 2015-06-16 | International Business Machines Corporation | Method of tracking and collecting solar energy |
| US9127859B2 (en) | 2010-01-13 | 2015-09-08 | International Business Machines Corporation | Multi-point cooling system for a solar concentrator |
| US9157657B2 (en) | 2010-01-13 | 2015-10-13 | International Business Machines Corporation | Method of cooling a solar concentrator |
| US9255725B2 (en) | 2014-01-30 | 2016-02-09 | Jasem M K Th Sh Al-Enizi | Sun tracking solar energy collection system |
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