JPS6394319A - Power unit using solar battery as power source - Google Patents
Power unit using solar battery as power sourceInfo
- Publication number
- JPS6394319A JPS6394319A JP24070086A JP24070086A JPS6394319A JP S6394319 A JPS6394319 A JP S6394319A JP 24070086 A JP24070086 A JP 24070086A JP 24070086 A JP24070086 A JP 24070086A JP S6394319 A JPS6394319 A JP S6394319A
- Authority
- JP
- Japan
- Prior art keywords
- time
- power
- stop
- timer
- solar cell
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 230000006698 induction Effects 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Control Of Electrical Variables (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明は太陽電池を電源とする電源装置の起動停止タ
イミングの作成に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to creation of start/stop timing for a power supply device using a solar cell as a power source.
第２図は、例えば、特開昭５８−１２５８４号公報に示
されているような太陽電池を電源とする電源装置により
ポンプを駆動するポンプシステムの従来例を示したもの
である。同図において、１は太陽電池、２は電力変換装
置くインバータ装置）であって、負荷であるポンプ４駆
動用の誘導電動機３に交流電力を供給する。５は電力変
換装置２の図示しない主回路を制御する制御回路、６は
電力変換装置２の起動停止回路である。７は照度検出器
、８は太陽電池１のセル温度検出器であって、太陽電池
１のパネル外面等の外部に設けられる。９はＣＴ、１０
はＰＴであって、太陽電池１の出力電流、電圧を取り出
して電力変換装置２の上記制御装置５に導入する。FIG. 2 shows a conventional example of a pump system in which a pump is driven by a power supply device using a solar cell as a power source, as disclosed in, for example, Japanese Unexamined Patent Publication No. 58-12584. In the figure, 1 is a solar cell, 2 is a power conversion device (inverter device), and supplies AC power to an induction motor 3 for driving a pump 4, which is a load. 5 is a control circuit that controls a main circuit (not shown) of the power converter 2, and 6 is a start/stop circuit for the power converter 2. 7 is an illuminance detector, and 8 is a cell temperature detector of the solar cell 1, which is provided on the outside of the solar cell 1, such as on the outer surface of the panel. 9 is CT, 10
is a PT, which takes out the output current and voltage of the solar cell 1 and introduces it to the control device 5 of the power conversion device 2.
この構成においては、日算後、照度検出器７を介して検
出される日射量、セル温度検出器８の温度が共に、それ
ぞれ、予め設定されたあるレベル、即ち、太陽電池ｌの
出力容量が電力変換装置２の運転、誘導電動機３とポン
プ４を十分に駆動可能なレベルに上昇した時に対応する
レベル、に上昇した時に起動停止回路６から起動信号が
制御装置５に送出されて電力変換装置２が起動し、誘導
電動機３の運転が開始される。日暮時になって、照度検
出器７、セル温度検出器８の出力が上記レベル以下にな
ると、起動停止回路６から停止信号が制御装置５に送出
され電力変換装置２から誘導電動機３への給電は停止さ
れる。In this configuration, after daily calculation, the amount of solar radiation detected via the illuminance detector 7 and the temperature of the cell temperature detector 8 are both at a preset level, that is, the output capacity of the solar cell l. When the operation of the power converter 2 reaches a level corresponding to when the induction motor 3 and pump 4 can be sufficiently driven, a start signal is sent from the start/stop circuit 6 to the control device 5, and the power converter starts operating. 2 is activated, and the operation of the induction motor 3 is started. At sunset, when the outputs of the illuminance detector 7 and cell temperature detector 8 fall below the above levels, a stop signal is sent from the start/stop circuit 6 to the control device 5, and the power supply from the power conversion device 2 to the induction motor 3 is interrupted. will be stopped.
このように、従来の電源装置の起動・停止は照度検出器
７やセル温度検出器８からの検出信号に基づいて行う構
成となっており、これらの照度検出器７やセル温度検出
器８は例えば太陽電池１のパネル面等の装置外部に取付
ける必要があるので、用途によっては設置・取付は場所
に困る場合がある他、リード配線や電力変換装置２との
接続等も簡単には行えずこれらの作業に労力がかかると
いった問題があった。In this way, the conventional power supply device starts and stops based on the detection signals from the illuminance detector 7 and the cell temperature detector 8. For example, it must be installed outside the device, such as on the panel surface of the solar cell 1, so depending on the application, it may be difficult to find a location for installation and installation, and lead wiring and connection to the power converter 2 may not be easy. There was a problem in that these tasks required a lot of effort.
この発明は上記問題を解消するためになされたもので、
起動・停止指令を内部で作成することができ、従来に比
して、据付時の労力を低減することができる太陽電池を
電源とする電源装置を得ることを目的とする。This invention was made to solve the above problem.
It is an object of the present invention to provide a power supply device using a solar cell as a power source, which can create start/stop commands internally, and can reduce labor during installation compared to conventional devices.
（問題を解決するための手段）
この発明は上記目的を達成するため、起動及び停止指令
を、起動時刻及び停止時刻をセットするタイマから与え
るようにし、該タイマを電力変換装置に内蔵させ、上記
起動時刻は太陽電池の出力が所要レベルに上昇する午前
中の所定時刻に、上記停止時刻は太陽電池の出力が所要
レベル以下に低下する午後の所定時刻に設定する構成と
したものである。(Means for Solving the Problem) In order to achieve the above object, the present invention provides start and stop commands from a timer that sets the start time and stop time, and incorporates the timer into the power converter. The start time is set at a predetermined time in the morning when the output of the solar cell increases to a required level, and the stop time is set at a predetermined time in the afternoon when the output of the solar cell decreases below the required level.
この発明では、起動及び停止指令をタイマにより作成す
るので、電力変換装置内に簡単に組み込むことができ、
現場据付時に従来必要であった前記配線接続作業を無く
すことが可能となる。In this invention, the start and stop commands are created using a timer, so it can be easily incorporated into a power converter.
It becomes possible to eliminate the above-mentioned wiring connection work that was conventionally required during on-site installation.
第１図はこの発明の一実施例を示したもので、前記従来
の照度検出器７及びセル温度検出器８に代えて、タイマ
１１、例えばＩＣ回路からなるタイマを使用し、該タイ
マ１１を電力変換装置２に外部操作可能に内蔵させた点
において第２図の構成と相違する。１２はタイマ１１用
のｔＲである。FIG. 1 shows an embodiment of the present invention, in which a timer 11, for example, a timer made of an IC circuit, is used in place of the conventional illuminance detector 7 and cell temperature detector 8. The configuration differs from the configuration shown in FIG. 2 in that the power conversion device 2 is built into the power conversion device 2 so that it can be operated externally. 12 is tR for the timer 11.
このタイマ１１には起動時刻と停止時刻がセットされる
。起動時刻は、日昇後、太陽電池ｌの出力容量が、電力
変換装置１を起動してポンプ４連結の誘導電動機３を駆
動するに十分な容量まで上昇する時刻もしくは該時刻以
後の所定時刻に設定され、停止時刻は太陽電池１の出力
容量が、電力変換装置２、誘導電動機３及びポン４を駆
動可能な限界以下になる時刻もしくは該時刻前の所定時
刻に設定される。なお、この起動時刻及び停止時刻は予
め試験測定により得たデータやポンプ４の１日の運転ス
ケジュールに基づいて設定され、季節等に応じて変更し
得るように、タイマ１１は外部操作可能としておく。A start time and a stop time are set in this timer 11. The startup time is the time after sunrise when the output capacity of the solar cell 1 increases to a capacity sufficient to start the power converter 1 and drive the induction motor 3 connected to the pump 4, or at a predetermined time after that time. The stop time is set at the time when the output capacity of the solar cell 1 becomes less than the limit capable of driving the power converter 2, the induction motor 3, and the pump 4, or at a predetermined time before the time. Note that the start time and stop time are set in advance based on data obtained through test measurements and the daily operation schedule of the pump 4, and the timer 11 is made externally operable so that they can be changed depending on the season, etc. .
この構成においては、日昇後、上記起動時刻になるとタ
イマ１１が信号（起動指令となる）を起動・停止回路６
に送出し、電力変換装置２が起動されて、誘導電動機３
、ポンプ４が駆動される。In this configuration, the timer 11 sends a signal (starting command) to the start/stop circuit 6 at the start time after sunrise.
The power converter 2 is started and the induction motor 3 is
, the pump 4 is driven.
日暮時の所定時刻（上記停止時刻）になると、タイマ１
１は今度は停止指令となる信号を制御装置５に送出し電
力変換装置２から誘導電動機３への給電が遮断され、ポ
ンプ４は停止する。At the predetermined time at sunset (stop time above), timer 1
1 sends a signal serving as a stop command to the control device 5, and the power supply from the power conversion device 2 to the induction motor 3 is cut off, and the pump 4 is stopped.
この実施例では、タイマ１１用の１０チツプを追加する
だけで、或いは、電力変換装置２の制御をマイクロコン
ピュータ等で行う場合にはプログラムを追加するだけで
済むので、現場据付時の配線作業を不要とすることがで
きる。In this embodiment, it is only necessary to add 10 chips for the timer 11, or if the power converter 2 is controlled by a microcomputer, it is only necessary to add a program, so the wiring work at the time of on-site installation is unnecessary. It can be made unnecessary.
この発明は以上説明した通り、起動および停止指令を作
成する回路をタイマとしたことにより、電力変換装置に
内蔵させることができるので、現場据付時の労力と時間
を低減することができ、メンテナンスも簡単になるとい
う利点を得ることができる。As explained above, this invention uses a timer as a circuit that creates start and stop commands, and can be built into a power converter, reducing labor and time during on-site installation and reducing maintenance. You can get the advantage of simplicity.
第１図はこの発明の実施例を示す回路図、第２図は従来
の電源装置を示す回路図である。
図において、ｌ・・・太陽電池、２・・・電力変換装置
、３・・・誘導電動機、６・・・起動・停止回路、１１
−・・タイマ。
なお、図中、同一符号は同一または相当部分を示すFIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional power supply device. In the figure, l: solar cell, 2: power converter, 3: induction motor, 6: start/stop circuit, 11
-...Timer. In the figures, the same symbols indicate the same or equivalent parts.
Claims (1)
負荷に給電する電力変換装置を有する電源装置において
、上記電力変換装置の起動及び停止指令が、該電力変換
装置に内蔵され起動時刻及び停止時刻をセットされたタ
イマから与えられ、上記起動時刻は太陽電池の出力が所
要レベルに上昇する午前中の所定時刻に、上記停止時刻
は太陽電池の出力が所要レベル以下に低下する午後の所
定時刻であることを特徴とする太陽電池を電源とする電
源装置。In a power supply device that includes a solar cell and a power conversion device that converts the DC power of the solar cell into AC power and supplies power to a load, startup and stop commands for the power conversion device are built into the power conversion device, and the startup time and The stop time is given by a timer set, and the start time is a predetermined time in the morning when the output of the solar cell increases to the required level, and the stop time is a predetermined time in the afternoon when the output of the solar cell falls below the required level. A power supply device using a solar cell as a power source, characterized in that it is a time signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24070086A JPS6394319A (en) | 1986-10-08 | 1986-10-08 | Power unit using solar battery as power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24070086A JPS6394319A (en) | 1986-10-08 | 1986-10-08 | Power unit using solar battery as power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6394319A true JPS6394319A (en) | 1988-04-25 |
Family
ID=17063399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24070086A Pending JPS6394319A (en) | 1986-10-08 | 1986-10-08 | Power unit using solar battery as power source |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6394319A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008025746A (en) * | 2006-07-21 | 2008-02-07 | Oiles Ind Co Ltd | Thrust sliding bearing, and mechanism of combining thrust sliding bearing with piston rod |
| US10428866B2 (en) | 2014-12-03 | 2019-10-01 | Oiles Corporation | Slide bearing and strut-type suspension |
-
1986
- 1986-10-08 JP JP24070086A patent/JPS6394319A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008025746A (en) * | 2006-07-21 | 2008-02-07 | Oiles Ind Co Ltd | Thrust sliding bearing, and mechanism of combining thrust sliding bearing with piston rod |
| US10428866B2 (en) | 2014-12-03 | 2019-10-01 | Oiles Corporation | Slide bearing and strut-type suspension |
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