AU5533696A - Fiber optic combustion pressure sensors for engine knock and misfire detection - Google Patents

Fiber optic combustion pressure sensors for engine knock and misfire detection

Info

Publication number
AU5533696A
AU5533696A AU55336/96A AU5533696A AU5533696A AU 5533696 A AU5533696 A AU 5533696A AU 55336/96 A AU55336/96 A AU 55336/96A AU 5533696 A AU5533696 A AU 5533696A AU 5533696 A AU5533696 A AU 5533696A
Authority
AU
Australia
Prior art keywords
fiber optic
pressure sensors
combustion pressure
misfire detection
engine knock
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.)
Abandoned
Application number
AU55336/96A
Inventor
Jerzy Adam Kabala
Andrzej Mendak
Marek T. Wlodarczyk
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.)
Flt Iskra Sa
OPTRAND Inc
Original Assignee
F L T Iskra S A
OPTRAND Inc
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
Priority claimed from US08/390,970 external-priority patent/US5600070A/en
Application filed by F L T Iskra S A, OPTRAND Inc filed Critical F L T Iskra S A
Publication of AU5533696A publication Critical patent/AU5533696A/en
Abandoned 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
    • G01L23/221—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 for detecting or indicating knocks in internal combustion engines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
    • G01L19/0681—Protection against excessive heat
    • 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
    • G01L23/08—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 operated electrically
    • G01L23/16—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 operated electrically by photoelectric means
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0076—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means
    • G01L9/0077—Transmitting or indicating the displacement of flexible diaphragms using photoelectric means for measuring reflected light

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
AU55336/96A 1995-02-21 1996-04-03 Fiber optic combustion pressure sensors for engine knock and misfire detection Abandoned AU5533696A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08/390,970 US5600070A (en) 1993-07-01 1995-02-21 Fiber optic combustion pressure sensor with improved long-term reliability
US39231595A 1995-02-22 1995-02-22
US390970 1996-02-21
US392315 1996-02-22
PCT/US1996/004637 WO1997031251A1 (en) 1995-02-21 1996-04-03 Fiber optic combustion pressure sensors for engine knock and misfire detection

Publications (1)

Publication Number Publication Date
AU5533696A true AU5533696A (en) 1997-09-10

Family

ID=27013332

Family Applications (1)

Application Number Title Priority Date Filing Date
AU55336/96A Abandoned AU5533696A (en) 1995-02-21 1996-04-03 Fiber optic combustion pressure sensors for engine knock and misfire detection

Country Status (2)

Country Link
AU (1) AU5533696A (en)
WO (1) WO1997031251A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6204594B1 (en) 1998-06-12 2001-03-20 Cooper Automotive Products, Inc. Spark plug with pressure sensor
US6094990A (en) * 1998-06-30 2000-08-01 Cooper Automotive Products, Inc. Spark plug with concentric pressure sensor
US6359377B1 (en) 1999-02-02 2002-03-19 Savage Enterprises, Inc. Spark plug with engine cylinder pressure sensor
AT407577B (en) 1999-08-05 2001-04-25 Avl List Gmbh SPARK PLUG WITH A PRESSURE MEASURING DEVICE
DE10035536C2 (en) 2000-07-21 2003-06-05 Bosch Gmbh Robert Spark plug to hold a pressure sensor and associated spark plug connector
DE10312491B3 (en) * 2003-03-20 2005-02-03 Robert Bosch Gmbh Pressure sensor with heat shield for use in internal combustion engines
DE10333438A1 (en) 2003-07-23 2005-02-17 Robert Bosch Gmbh Combustion chamber pressure sensor with metal diaphragm with piezoresistive metal thin film
DE102004063750A1 (en) 2004-12-29 2006-07-13 Robert Bosch Gmbh Glow plug with integrated combustion chamber pressure sensor
AT503276B1 (en) 2007-05-31 2010-06-15 Avl List Gmbh METHOD FOR EVALUATING THE CONDITION OF A FUEL / AIR MIXTURE
DE102013022497B3 (en) 2013-08-27 2018-06-14 Federal-Mogul Ignition Gmbh Pre-chamber spark plug with pressure sensor for a gas-powered internal combustion engine
DE102013109278B4 (en) 2013-08-27 2017-12-07 Federal-Mogul Ignition Gmbh Spark plug for a gas-powered internal combustion engine
CN108457786A (en) * 2018-01-24 2018-08-28 中国第汽车股份有限公司 A kind of cylinder of diesel engine intrinsic parameter test fuel injector and its processing method
DE102019101422B4 (en) * 2019-01-21 2021-03-18 Christophe Hanauer Gas engine spark plug

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1024266B (en) * 1953-04-29 1958-02-13 Asta Anita Schlaubitz Geb Hoep Device for measuring or registering the smallest pressure differences in gaseous substances or in the atmosphere
US4437334A (en) * 1981-02-13 1984-03-20 Franz Pischinger Method and apparatus for detecting knocking combustion
US4452072A (en) * 1981-10-07 1984-06-05 Robert Bosch Gmbh Combustion condition sensor
US4620093A (en) * 1983-10-31 1986-10-28 Rockwell International Corporation Optical pressure sensor
DE3514597A1 (en) * 1985-04-23 1986-10-30 Robert Bosch Gmbh, 7000 Stuttgart SPARK PLUG WITH A PRESSURE MEASURING DEVICE
US4711246A (en) * 1986-09-02 1987-12-08 Fiberoptic Sensor Technologies, Inc. Fiber optic coupled pressure transducer using single fiber and method of fabrication

Also Published As

Publication number Publication date
WO1997031251A1 (en) 1997-08-28

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