JPS59103264U - Heating device for oxygen concentration detector - Google Patents
Heating device for oxygen concentration detectorInfo
- Publication number
- JPS59103264U JPS59103264U JP19559682U JP19559682U JPS59103264U JP S59103264 U JPS59103264 U JP S59103264U JP 19559682 U JP19559682 U JP 19559682U JP 19559682 U JP19559682 U JP 19559682U JP S59103264 U JPS59103264 U JP S59103264U
- Authority
- JP
- Japan
- Prior art keywords
- oxygen concentration
- concentration detector
- heating device
- decrease
- utility
- 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.)
- Granted
Links
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
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図は本考案の実施例の構成図、第2図は空気過剰率
λと02センサの出力電圧との関係を示すグラフである
。
3・・・スロットル弁、13・・・アイドルスイッチ、
14・・・0゜センサ、19・・・ヒータ、28・・・
ピーク値検出器。FIG. 1 is a block diagram of an embodiment of the present invention, and FIG. 2 is a graph showing the relationship between the excess air ratio λ and the output voltage of the 02 sensor. 3... Throttle valve, 13... Idle switch,
14...0° sensor, 19...heater, 28...
Peak value detector.
Claims (1)
する酸素濃度検出器の加熱装置において、アイドリング
期間でかつ酸素濃度検出器の出力が、酸素濃度検出器温
度が低くなっていることを示している期間では、酸素濃
度検出器を加熱することを特徴とする、酸素濃度検出器
の加熱装置。 2 酸素濃度検出器温度の低下を酸素濃度検出器の出力
振幅の減少あるいは混合気リッチ時の出力電圧の低下か
ら検出することを特徴とする、実用新案登録請求の範囲
第1項記載の加熱装置。 3 酸素濃度検出器温度の低下を酸素濃度検出器の出力
周波数の減少から検出することを特徴とする、実用新案
登録請求の範囲第1項記載の加熱装置。[Scope of Claim for Utility Model Registration] 1. In a heating device for an oxygen concentration detector installed in the exhaust system of an engine to detect the oxygen concentration in the exhaust gas, the output of the oxygen concentration detector during the idling period is A heating device for an oxygen concentration detector, characterized in that the oxygen concentration detector is heated during a period when the temperature is low. 2. The heating device according to claim 1 of the utility model registration, characterized in that a decrease in the temperature of the oxygen concentration detector is detected from a decrease in the output amplitude of the oxygen concentration detector or a decrease in the output voltage when the mixture is rich. . 3. The heating device according to claim 1, which is a utility model and is characterized in that a decrease in oxygen concentration detector temperature is detected from a decrease in the output frequency of the oxygen concentration detector.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19559682U JPS59103264U (en) | 1982-12-27 | 1982-12-27 | Heating device for oxygen concentration detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19559682U JPS59103264U (en) | 1982-12-27 | 1982-12-27 | Heating device for oxygen concentration detector |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS59103264U true JPS59103264U (en) | 1984-07-11 |
JPH0239250Y2 JPH0239250Y2 (en) | 1990-10-22 |
Family
ID=30419989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19559682U Granted JPS59103264U (en) | 1982-12-27 | 1982-12-27 | Heating device for oxygen concentration detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59103264U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007240169A (en) * | 2006-03-06 | 2007-09-20 | Mitsubishi Motors Corp | Control device of heater for oxygen sensor |
-
1982
- 1982-12-27 JP JP19559682U patent/JPS59103264U/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007240169A (en) * | 2006-03-06 | 2007-09-20 | Mitsubishi Motors Corp | Control device of heater for oxygen sensor |
Also Published As
Publication number | Publication date |
---|---|
JPH0239250Y2 (en) | 1990-10-22 |
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