JPH02122361U - - Google Patents
Info
- Publication number
- JPH02122361U JPH02122361U JP2987089U JP2987089U JPH02122361U JP H02122361 U JPH02122361 U JP H02122361U JP 2987089 U JP2987089 U JP 2987089U JP 2987089 U JP2987089 U JP 2987089U JP H02122361 U JPH02122361 U JP H02122361U
- Authority
- JP
- Japan
- Prior art keywords
- detection circuit
- voltage
- voltage drop
- storage battery
- illuminance
- 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
- 238000001514 detection method Methods 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
Description
第１図は本考案の一実施例の説明図、第２図は
本考案の他の実施例の説明図、第３図は従来例の
説明図である。
１，２〜８，Ｐ，Ｑ……接続端子、ＢＳ……太
陽電池、Ｂ……蓄電池、Ｄ１……逆流防止ダイオ
ード、Ｄ２，Ｄ３……定電圧ダイオード、ＯＰ１
，ＯＰ２，ＯＰ３……コンパレータ、ＩＣ……電
圧検出用集積回路、Ｇ１……ＮＡＮＤゲート、Ｃ
ｄＳ……照度検出素子、Ｒ１，Ｒ２〜Ｒ８……抵
抗、ＶＤ，ＶＤ１，ＶＤ１，ＶＤ２，ＶＤ３，Ｖ
ｒ１，Ｖｒ３……電圧。
FIG. 1 is an explanatory diagram of one embodiment of the present invention, FIG. 2 is an explanatory diagram of another embodiment of the present invention, and FIG. 3 is an explanatory diagram of a conventional example. 1, 2 to 8, P, Q...connection terminal, BS...solar cell, B...storage battery, D1 ...backflow prevention diode, D2 , D3 ...constant voltage diode, OP1
, OP 2 , OP 3 ... Comparator, IC ... Voltage detection integrated circuit, G 1 ... NAND gate, C
dS... illuminance detection element, R 1 , R 2 to R 8 ... resistance, VD, VD 1 , VD 1 , VD 2 , VD 3 , V
r 1 , Vr 3 ... Voltage.
Claims (1)
動充電式電源の該蓄電池電圧を基準電圧に対比し
て該蓄電池電圧低下を検出する検出回路と、該蓄
電池に負荷された光電変換器の出力電圧を前記基
準電圧に対比して照度を検出する照度検出回路と
を備えた、太陽電池電源の電圧低下検出回路にお
いて、 前記電圧低下検出回路と前記照度検出回路を一
検出回路に集約してなることを特徴とする太陽電
池電源の電圧低下検出回路。[Claims for Utility Model Registration] A detection circuit for detecting a voltage drop in the storage battery by comparing the voltage of the storage battery of a floating rechargeable power source formed by connecting a solar cell and a storage battery in parallel with a reference voltage, and A voltage drop detection circuit for a solar cell power supply, comprising an illuminance detection circuit that detects illuminance by comparing the output voltage of a photoelectric converter with the reference voltage, wherein the voltage drop detection circuit and the illuminance detection circuit are integrated into one detection circuit. A voltage drop detection circuit for a solar battery power source, characterized in that it is integrated into a circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2987089U JPH02122361U (en) | 1989-03-17 | 1989-03-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2987089U JPH02122361U (en) | 1989-03-17 | 1989-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02122361U true JPH02122361U (en) | 1990-10-05 |
Family
ID=31254460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2987089U Pending JPH02122361U (en) | 1989-03-17 | 1989-03-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02122361U (en) |
-
1989
- 1989-03-17 JP JP2987089U patent/JPH02122361U/ja active Pending
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