JPH0413649B2 - - Google Patents

Info

Publication number
JPH0413649B2
JPH0413649B2 JP57022341A JP2234182A JPH0413649B2 JP H0413649 B2 JPH0413649 B2 JP H0413649B2 JP 57022341 A JP57022341 A JP 57022341A JP 2234182 A JP2234182 A JP 2234182A JP H0413649 B2 JPH0413649 B2 JP H0413649B2
Authority
JP
Japan
Prior art keywords
output
vibration sensor
knocking
average value
signal
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.)
Expired - Lifetime
Application number
JP57022341A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58139046A (ja
Inventor
Ichiro Maki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP2234182A priority Critical patent/JPS58139046A/ja
Publication of JPS58139046A publication Critical patent/JPS58139046A/ja
Publication of JPH0413649B2 publication Critical patent/JPH0413649B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
    • G01L23/22—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion engines; Units comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Testing Of Engines (AREA)
  • Measuring Fluid Pressure (AREA)
JP2234182A 1982-02-15 1982-02-15 ノツキング検出装置 Granted JPS58139046A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2234182A JPS58139046A (ja) 1982-02-15 1982-02-15 ノツキング検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2234182A JPS58139046A (ja) 1982-02-15 1982-02-15 ノツキング検出装置

Publications (2)

Publication Number Publication Date
JPS58139046A JPS58139046A (ja) 1983-08-18
JPH0413649B2 true JPH0413649B2 (en]) 1992-03-10

Family

ID=12079985

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2234182A Granted JPS58139046A (ja) 1982-02-15 1982-02-15 ノツキング検出装置

Country Status (1)

Country Link
JP (1) JPS58139046A (en])

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5487308A (en) * 1977-12-22 1979-07-11 Nippon Denso Co Ltd Knocking detector for internal combustion engine
JPS5593028A (en) * 1979-01-05 1980-07-15 Matsushita Electric Ind Co Ltd Knocking detector
JPS5679918A (en) * 1979-12-04 1981-06-30 Nissan Motor Co Ltd Knocking vibration detector

Also Published As

Publication number Publication date
JPS58139046A (ja) 1983-08-18

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