JPS5921534U - In-vehicle battery capacity detection device - Google Patents
In-vehicle battery capacity detection deviceInfo
- Publication number
- JPS5921534U JPS5921534U JP11625482U JP11625482U JPS5921534U JP S5921534 U JPS5921534 U JP S5921534U JP 11625482 U JP11625482 U JP 11625482U JP 11625482 U JP11625482 U JP 11625482U JP S5921534 U JPS5921534 U JP S5921534U
- Authority
- JP
- Japan
- Prior art keywords
- battery
- capacity detection
- battery capacity
- detection device
- vehicle battery
- 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
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。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図Ａ、 Ｂは先行技術による車載バッテリ容量検出
装置の回路図、第２図は温度をパラメータとしたバッテ
リ内部抵抗とバッテリ放電量の関係線図、第３図、第４
図は本考案の異なる実施例を示す回路図である。
１：車載発電機、２：フィールドコイル、３：ボルテー
ジレギュレータ、１２：バッテリ、１３：電気負荷、１
５：フィールド電流遮断用スイッチ、１５’ ：充電
電流遮断用スイッチ、１６：電流計、１７：電圧計、１
８：バッテリ容量検出回路、１９：表示または警報装置
、２０：バッテリ容量検出回路を作動させる信号線、２
１：ダミー抵抗゛、２２゜２２′：エンジン暖機状態を
検知して作動する水温スイッチ。Figures 1A and B are circuit diagrams of a vehicle-mounted battery capacity detection device according to the prior art, Figure 2 is a relationship diagram between battery internal resistance and battery discharge amount using temperature as a parameter, Figures 3 and 4.
The figures are circuit diagrams showing different embodiments of the present invention. 1: Onboard generator, 2: Field coil, 3: Voltage regulator, 12: Battery, 13: Electrical load, 1
5: Field current cutoff switch, 15': Charging current cutoff switch, 16: Ammeter, 17: Voltmeter, 1
8: Battery capacity detection circuit, 19: Display or alarm device, 20: Signal line for activating the battery capacity detection circuit, 2
1: Dummy resistor゛, 22゜22': Water temperature switch activated by detecting engine warm-up condition.
Claims (1)
圧を測定する電圧計と、車載発電機のフィールド電流ま
たはバッテリ充電電流を遮断するスイッチ手段と、該ス
イッチ手段によりバッテリの充電を停止した状態で前記
電流計および電圧計からの信号によりバッテリ内部抵抗
を計算し、その結果に基づいてバッテリの残存容量を判
断するバッテリ容量検出回路を備えた車載バッテリ容量
検出装置において、エンジンの暖機状態を検知して作動
するスイッチ手段により、エンジンが７ｆｆの暖機状態
に達した後でなければ前記バッテリ容量検出回路を作動
させることができないようにしたことを特徴とする車載
バッテリ容量検出装置。an ammeter for measuring the battery discharge current, a voltmeter for measuring the battery terminal voltage, a switch means for cutting off the field current of the on-vehicle generator or the battery charging current; An in-vehicle battery capacity detection device that is equipped with a battery capacity detection circuit that calculates the internal resistance of the battery based on signals from an ammeter and a voltmeter and determines the remaining capacity of the battery based on the results, detects the warm-up state of the engine. An on-vehicle battery capacity detection device, characterized in that the battery capacity detection circuit cannot be operated until after the engine reaches a warm-up state of 7FF, by means of a switch operated by a switch means that operates at a temperature of 7FF.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11625482U JPS5921534U (en) | 1982-08-02 | 1982-08-02 | In-vehicle battery capacity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11625482U JPS5921534U (en) | 1982-08-02 | 1982-08-02 | In-vehicle battery capacity detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5921534U true JPS5921534U (en) | 1984-02-09 |
Family
ID=30268059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11625482U Pending JPS5921534U (en) | 1982-08-02 | 1982-08-02 | In-vehicle battery capacity detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5921534U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS508036A (en) * | 1973-05-28 | 1975-01-28 |
-
1982
- 1982-08-02 JP JP11625482U patent/JPS5921534U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS508036A (en) * | 1973-05-28 | 1975-01-28 |
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