JPH0390077U - - Google Patents

Info

Publication number
JPH0390077U
JPH0390077U JP15012989U JP15012989U JPH0390077U JP H0390077 U JPH0390077 U JP H0390077U JP 15012989 U JP15012989 U JP 15012989U JP 15012989 U JP15012989 U JP 15012989U JP H0390077 U JPH0390077 U JP H0390077U
Authority
JP
Japan
Prior art keywords
alcohol
concentration
integrating
smoothing
detection device
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
Application number
JP15012989U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP15012989U priority Critical patent/JPH0390077U/ja
Publication of JPH0390077U publication Critical patent/JPH0390077U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す回路図、第2
図は第1図の信号波形図、第3図は従来の回路図
である。 1…アルコール濃度センサ、4…オペアンプ、
11…発振器、12…積分回路、13…平滑回路

Claims (1)

    【実用新案登録請求の範囲】
  1. アルコールの濃度に基づいて静電容量が変化す
    るアルコール濃度センサによつて、アルコール混
    合液体中のアルコールの濃度を検出するアルコー
    ル濃度検出装置において、一定周波数のパスル信
    号を発生する発振手段と、前記アルコール濃度セ
    ンサを負帰還回路に挿入して構成され前記発振手
    段のパスル信号を積分する積分手段と、前記積分
    手段の出力を平滑する平滑手段と、を設けたこと
    を特徴とするアルコール濃度検出装置。
JP15012989U 1989-12-28 1989-12-28 Pending JPH0390077U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15012989U JPH0390077U (ja) 1989-12-28 1989-12-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15012989U JPH0390077U (ja) 1989-12-28 1989-12-28

Publications (1)

Publication Number Publication Date
JPH0390077U true JPH0390077U (ja) 1991-09-13

Family

ID=31696495

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15012989U Pending JPH0390077U (ja) 1989-12-28 1989-12-28

Country Status (1)

Country Link
JP (1) JPH0390077U (ja)

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