KR910003251A - 내연기관의 작동 조건 감지 장치 - Google Patents

내연기관의 작동 조건 감지 장치 Download PDF

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Publication number
KR910003251A
KR910003251A KR1019900010905A KR900010905A KR910003251A KR 910003251 A KR910003251 A KR 910003251A KR 1019900010905 A KR1019900010905 A KR 1019900010905A KR 900010905 A KR900010905 A KR 900010905A KR 910003251 A KR910003251 A KR 910003251A
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South Korea
Prior art keywords
internal combustion
combustion engine
signal
light
black body
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KR1019900010905A
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English (en)
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KR950013549B1 (ko
Inventor
순스게 구보따
히로시 마루
Original Assignee
나까무라 다쯔오
니혼고오교 가부시끼가이시
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Priority claimed from JP1183553A external-priority patent/JP2801659B2/ja
Priority claimed from JP1273658A external-priority patent/JP2801688B2/ja
Application filed by 나까무라 다쯔오, 니혼고오교 가부시끼가이시 filed Critical 나까무라 다쯔오
Publication of KR910003251A publication Critical patent/KR910003251A/ko
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Publication of KR950013549B1 publication Critical patent/KR950013549B1/ko

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P5/00—Advancing or retarding ignition; Control therefor
    • F02P5/16—Advancing or retarding ignition; Control therefor characterised by the mechanical transmission between sensing elements or personal controls and final actuating elements
    • 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
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/12—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance
    • G01K11/14—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance of inorganic materials
    • 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
    • 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
    • G01L23/225—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 circuit arrangements therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B1/00—Engines characterised by fuel-air mixture compression
    • F02B1/02—Engines characterised by fuel-air mixture compression with positive ignition
    • F02B1/04—Engines characterised by fuel-air mixture compression with positive ignition with fuel-air mixture admission into cylinder
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B75/00—Other engines
    • F02B75/02—Engines characterised by their cycles, e.g. six-stroke
    • F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
    • F02B2075/027—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle four

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Testing Of Engines (AREA)

Abstract

내용 없음.

Description

내연기관의 작동 조건 감지 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의한 장치의 열유동센서를 도시하는 도면.
제2도는 정상 및 비정상 연소에서의 온도변화를 나타내는 도표.
제3도는 실린더헤드블록내에서 열유동센서의 배치를 나타내는 단면도.

Claims (15)

  1. 내연기관의 작동조건을 감지하는 장치에 있어서, 내연기관의 연소실내에 설치되며, 방사 광에너지의 강도가 연소실을 열유동에 비례하는 광방사흑체부재 ; 한단부에 광방사흑체부재를 광학적으로 체결시킨 광전파부재 ; 그리고 타단부에는 상기한 광방사흑체부재가 연소실내에 위치하도록하는 광안내부재를 지지하는 지지부재 ; 상기 광전파부재를 따라 전파하여 광전파의 타단부에 방사하고, 수용된 광에너지를 상기 광방사흑체부재에 의해 감지되는 온도를 나타내는 온도신호로 전환시키는, 광방사흑체부재에 의해 방사되는 광에너지를 수용하도록 설치된 광감지부재 ; 그리고, 내연기관의 작동조건을 감지하기 위해 상기 광감지부재로부터 전달받은 온도신호를 처리하는 신호처리를 포함하는 내연기관의 작동조건 감지장치.
  2. 제1항에 있어서, 상기 광방사흑체부재는 내연기관의 연소실내에서 점화프럴그에서 멀리 떨어진 엔진 피스톤의 사점 상부 근처의 지점에 설치되는 내연기관의 작동조건 감지장치.
  3. 제2항에 있어서, 상기 광방사흑체부재는 실린더 헤드블록의 내면에서 적어도 5mm돌출하는 지점에 설치한 내연기관의 작동조건 감지장치.
  4. 제3항에 있어서, 상기 광방사흑체부재는 용융점이 높은 금속의 불투명필름으로 형성된 내연기관의 작동조건 감지장치.
  5. 제4항에 있어서, 상기 불투명필름은 플라티늄과 로듐으로 구성되는 계에서 선택되는 신규의 금속으로 이루어진 내연기관의 작동조건 감지장치.
  6. 제5항에 있어서, 상기 불투명필름은 스패터(spattering)로써 형성되는 내연기관의 작동조건 감지장치.
  7. 제6항에 있어서, 상기 광방사흑체부재는 사파이어의 한단부에 설치되며, 그의 타단부는 실린더 헤드블록의 외부에 노출되며, 상기한 광전파부재는, 그의 한단부가 상기 사파이어로드의 다른 단부와 광학적으로 체결되는 광화이버를 포함하는 내연기관의 작동조건 감지장치.
  8. 제1항에 있어서, 상기 신호처리회로는 엔진의 작동 조건을 나타내는 아래의 요소들 ; 온도신호의 최고치 ; 상기 온도 신호최고치의 발생 타이밍 ; 온도신호의 시간영역내에서의 미분 ; 상기 미분의 최고치 ; 그리고 상기 미분의 최고치 발생 타이밍의 적어도 하나를 감지하도록 구성된 내연기관의 작동조건 감지장치.
  9. 제8항에 있어서, 상기에서 감지한 적어도 하나의 요소(변수)는 엔진의 정상조건에 해당하는 적어도 하나의 임계치와 비교하여 엔진의 비정상적인 조건의 발생을 판단하는 수단인 비정상신호를 발생하는 내연기관의 작동조건 감지장치.
  10. 제9항에 있어서, 상기한 적어도 하나의 변수의 값이 해당 임계치를 초과할 경우 어떤 비정상조건이 발생하였음을 판단하는 내연기관의 작동조건 감지장치.
  11. 제9항에 있어서, 상기한 적어도 하나의 변수와 대응 임계치와의 차이의 정도를 감지하는 내연기관의 작동조건 감지장치.
  12. 제10항에 있어서, 단위시간당 발생되는 상기한 비정상신호의 수를 계산하여 산출값을 구하고 비정상조건의 정도는 상기한 산출값으로써 감지하는 내연기관의 작동조건 감지장치.
  13. 제9항에 있어서, 상기 신호처리회로는 온도신호를 제1임계치와 비교하여 온도신호가 상기한 제1임계치를 초과할 경우에 제1노킹신호를 발생하는 제1콤퍼레이터, 시간영역에서 상기한 온도신호를 미분하여 미분신호를 발생하는 미분회로, 상기한 미분회로를 제2임계치와 비교하여 미분신호가 상기한 제2임계치보다 초과할 경우엔 제2노킹신호를 발생하는 제2콤퍼레이터, 미분신호의 최고치를 감지하는 감지회로, 상기의 미분신호 최고치를 점화타이밍과 관련된 기준타이밍과 비교하는 타이밍콤퍼레이터, 그리고 미분신호의 최고타이밍과 제3임계치 타이밍을 비교하여 미분신호최고치의 타이밍이 제3임계치에 의해 결정된 타이밍에 대해 앞설때 제3노킹신호를 발생하는 제3콤퍼레이터를 포함하는 내연기관의 작동조건 감지장치.
  14. 제13항에 있어서, 신호처리회로는 상기한 제1, 제2, 그리고 제3의 노킹신호를 받아들이며, 상기한 제1, 제2, 제3노킹신호의 적어도 하나가 발생하면 제4노킹신호를 발생하는, OR게이트를 포함하는 내연기관의 작동조건 감지장치.
  15. 제13항에 있어서, 신호처리회로는 상기한 제1, 제2, 그리고 제3노킹신호를 받아들이며, 제1, 제2, 그리고 제3노킹신호 모두가 동시에 발생할때에 제4노킹신호를 발생하는 내연기관의 작동조건 감지장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900010905A 1989-07-18 1990-07-18 내연기관의 작동 조건 감지 장치 KR950013549B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP1-183553 1989-07-18
JP1-183,553 1989-07-18
JP1183553A JP2801659B2 (ja) 1989-07-18 1989-07-18 内燃機関のノッキング検出装置
JP1-273658 1989-10-23
JP1-273,658 1989-10-23
JP1273658A JP2801688B2 (ja) 1989-10-23 1989-10-23 内燃機関の動作状態検出装置

Publications (2)

Publication Number Publication Date
KR910003251A true KR910003251A (ko) 1991-02-27
KR950013549B1 KR950013549B1 (ko) 1995-11-08

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KR1019900010905A KR950013549B1 (ko) 1989-07-18 1990-07-18 내연기관의 작동 조건 감지 장치

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Country Link
US (1) US5195359A (ko)
EP (1) EP0409166B1 (ko)
KR (1) KR950013549B1 (ko)
DE (1) DE69013090T2 (ko)

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DE19609132A1 (de) * 1995-03-31 1996-10-02 Caterpillar Inc Vorrichtung zum Steuern des Motortimings
AT403323B (de) * 1995-08-24 1998-01-26 Jenbacher Energiesysteme Ag Verfahren und einrichtung zum ermitteln eines klopfintensitätssignals eines verbrennungsmotors
US5894126A (en) * 1996-08-02 1999-04-13 Exergen Corporation Fast response radiation detector
FR2780505B1 (fr) * 1998-06-26 2000-09-15 Montupet Sa Banc d'essai de fatigue thermique de culasses de moteurs a combustion, et procedes associes
DE10043864B4 (de) * 2000-09-04 2004-07-08 Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr Verfahren zur Bewertung der Verbrennung bei geschichteter Ladung in Otto-Motoren, vorzugsweise mit Direkteinspritzung
DE10360079A1 (de) 2003-12-20 2005-07-21 Robert Bosch Gmbh Druckaufnehmer
FR2978209B1 (fr) * 2011-07-21 2013-07-12 IFP Energies Nouvelles Procede de detection et de caracterisation de combustion anormale pour moteurs a combustion interne
JP5987811B2 (ja) * 2013-06-04 2016-09-07 株式会社デンソー 車両用の異常判定装置
GB2526856B (en) * 2014-06-05 2018-11-21 Lappeenranta Univ Of Technology Thermal power measurement
CN105841832B (zh) * 2016-04-01 2018-12-21 平高集团有限公司 一种实验用喷口及使用该喷口的灭弧室温度测量装置

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IT1098064B (it) * 1978-08-11 1985-08-31 Alfa Romeo Spa Dispositivo di controllo dei fenomeni di surriscaldamento nell'interno della camera di scoppio dei motori a combustione interna ad accensione comandata
DE3106993A1 (de) * 1980-01-18 1982-09-09 Robert Bosch Gmbh, 7000 Stuttgart Sensoranordnung
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DE3006603A1 (de) * 1980-02-22 1981-09-03 Robert Bosch Gmbh, 7000 Stuttgart Sensoranordnung
JPS5773646A (en) * 1980-10-27 1982-05-08 Nippon Soken Inc Knocking detector for internal combustion engine
DE3108460A1 (de) * 1981-02-13 1982-11-04 Pischinger, Franz, Prof. Dipl.-Ing. Dr.Techn., 5100 Aachen Verfahren zum erkennen klopfender verbrennung sowie vorrichtung zur durchfuehrung des verfahrens
US4576486A (en) * 1983-08-23 1986-03-18 The United States Of America As Represented By The Secretary Of Commerce Optical fiber thermometer
US5052214A (en) * 1989-01-03 1991-10-01 Luxtron Corporation Knock detector using optical fiber thermometer

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Publication number Publication date
DE69013090D1 (de) 1994-11-10
US5195359A (en) 1993-03-23
EP0409166A2 (en) 1991-01-23
DE69013090T2 (de) 1995-03-23
KR950013549B1 (ko) 1995-11-08
EP0409166B1 (en) 1994-10-05
EP0409166A3 (en) 1991-09-25

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