JP5259499B2 - 内燃機関の燃焼挙動を検出するための測定装置 - Google Patents
内燃機関の燃焼挙動を検出するための測定装置 Download PDFInfo
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- JP5259499B2 JP5259499B2 JP2009137336A JP2009137336A JP5259499B2 JP 5259499 B2 JP5259499 B2 JP 5259499B2 JP 2009137336 A JP2009137336 A JP 2009137336A JP 2009137336 A JP2009137336 A JP 2009137336A JP 5259499 B2 JP5259499 B2 JP 5259499B2
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- Prior art keywords
- optical
- pressure sensor
- combustion chamber
- pressure
- measuring device
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 53
- 230000003287 optical effect Effects 0.000 claims abstract description 63
- 238000005259 measurement Methods 0.000 claims abstract description 9
- 230000001939 inductive effect Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 abstract description 3
- 238000010168 coupling process Methods 0.000 abstract description 3
- 238000005859 coupling reaction Methods 0.000 abstract description 3
- 239000012528 membrane Substances 0.000 abstract description 2
- 239000013307 optical fiber Substances 0.000 description 23
- 238000009530 blood pressure measurement Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 3
- 238000005219 brazing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Images
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
- G01L23/08—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
- G01L23/10—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 pressure-sensitive members of the piezoelectric type
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/04—Testing internal-combustion engines
- G01M15/10—Testing internal-combustion engines by monitoring exhaust gases or combustion flame
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Testing Of Engines (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Eye Examination Apparatus (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
図1において、圧力センサ3を備える測定装置1が示されており、この圧力センサ3は測定装置1の筒状のハウジング2内に設けられている。この実施形態において、圧力センサ3は圧電式圧力センサとして構成されており、符号4は圧電素子を表すものである。圧力センサ3は、圧電素子4と接触している圧膜体5を有し、図1においてこの測定装置1の下側に隣接する、図示されない燃焼室から作用する軸方向の力(圧力)をこの圧膜体5を介して入力する。
2: ハウジング
3: 圧力センサ
5: 圧膜体
6: 光学導波路(光ファイバ)
8: 光学カプラ
Claims (5)
- 内燃機関の燃焼室における挙動を検出するための測定装置であって、前記内燃機関の燃焼室に開口する孔に装着された圧力センサが備えられ、この圧力センサは燃焼室に臨む少なくとも1つの光学導波路を有し、前記燃焼室の開口領域に光学カプラが設けられ、前記光学カプラは前記圧力センサの圧膜体あるいは前記圧力センサのハウジング内にろう接され、
前記光学カプラは、前記光学導波路から軸方向に沿って間隔をあけて設けられていることを特徴とする測定装置。 - 前記光学カプラは、レンズとして構成されていることを特徴とする請求項1に記載の測定装置。
- 前記光学カプラは、プリズムとして構成されることを特徴とする請求項1または2に記載の測定装置。
- 前記光学カプラの燃焼室側の表面には、複数の平面状または曲面状あるいはその両方の形態を有する機能面部を形成していることを特徴とする請求項1から3のいずれか一項に記載の測定装置。
- 前記圧力センサは、圧電式、ピエゾ抵抗式、周波数評価式、静電容量式、誘導式あるいは光学式の圧力センサ、またはホール素子を有する圧力センサであることを特徴とする請求項1から4のいずれか一項に記載の測定装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0092208A AT505077B1 (de) | 2008-06-06 | 2008-06-06 | Messeinrichtung |
ATA922/2008 | 2008-06-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009294212A JP2009294212A (ja) | 2009-12-17 |
JP5259499B2 true JP5259499B2 (ja) | 2013-08-07 |
Family
ID=39830271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009137336A Expired - Fee Related JP5259499B2 (ja) | 2008-06-06 | 2009-06-08 | 内燃機関の燃焼挙動を検出するための測定装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7930934B2 (ja) |
EP (1) | EP2131171B1 (ja) |
JP (1) | JP5259499B2 (ja) |
AT (2) | AT505077B1 (ja) |
DE (1) | DE502009000247D1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4903165B2 (ja) * | 2005-02-24 | 2012-03-28 | キストラー ホールディング アクチエンゲゼルシャフト | 電気絶縁皮膜によって保持された圧電式力センサ用部品又は圧電式圧力センサ用部品 |
US9500808B2 (en) * | 2012-05-09 | 2016-11-22 | The Boeing Company | Ruggedized photonic crystal sensor packaging |
DE102014103721A1 (de) * | 2013-12-20 | 2015-06-25 | Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG | Optischer Sensor, insbesondere zur Bestimmung von Stoffkonzentrationen in wässrigen Lösungen mittels einer Chemilumineszenz-, Absorptions- oder Fluoreszenzmessung |
DE102015207307A1 (de) * | 2015-04-22 | 2016-10-27 | Robert Bosch Gmbh | Kraftstoffinjektor |
CN105466694A (zh) * | 2015-12-03 | 2016-04-06 | 奇瑞汽车股份有限公司 | 一种集缸压测量和碳烟检测的探测装置 |
JP2019113380A (ja) * | 2017-12-22 | 2019-07-11 | 株式会社ミクニ | 圧力センサ |
CN110579175B (zh) * | 2019-11-01 | 2020-08-11 | 中创新海(天津)认证服务有限公司 | 一种火花塞中心电极检测装置 |
US11545816B2 (en) | 2020-11-04 | 2023-01-03 | Federal-Mogul Ignition Gmbh | Spark plug with multiple spark gaps |
Family Cites Families (38)
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AT2114B (ja) | 1899-08-07 | 1900-09-10 | Julius Wurster | |
AT2228B (ja) | 1899-11-17 | 1900-09-25 | Jan Lewinski | |
GB752851A (en) | 1953-06-10 | 1956-07-18 | Schweizerische Lokomotiv | Piezoelectric pressure transducer |
CA920703A (en) | 1968-02-07 | 1973-02-06 | H. Siegel Vernon | Pressure transducer with reduced temperature sensitivity |
CH582353A5 (ja) | 1974-11-08 | 1976-11-30 | Kistler Instrumente Ag | |
DE3001711A1 (de) | 1980-01-18 | 1981-07-23 | Robert Bosch Gmbh, 7000 Stuttgart | Sensoranordnung |
US4419212A (en) * | 1981-02-07 | 1983-12-06 | Robert Bosch Gmbh | Combination gas oxygen concentration and combustion light sensor |
US4452672A (en) * | 1982-01-07 | 1984-06-05 | University College London | Process and apparatus for polarographic determination of oxygen and carbon dioxide |
US4620093A (en) * | 1983-10-31 | 1986-10-28 | Rockwell International Corporation | Optical pressure sensor |
JPH063184B2 (ja) * | 1984-08-27 | 1994-01-12 | 財団法人鉄道総合技術研究所 | 往復動内燃機関燃焼室の火炎像検知装置 |
DE3616308C2 (de) * | 1986-05-14 | 1995-09-21 | Bosch Gmbh Robert | Sensor |
DE8614081U1 (de) | 1986-05-23 | 1987-09-24 | Robert Bosch Gmbh, 7000 Stuttgart | Sensor |
DE3912177A1 (de) | 1989-04-13 | 1990-10-18 | Siemens Ag | Drucksensor fuer den verbrennungsraum von kolben-verbrennungsmotoren |
EP0692948A4 (en) * | 1993-03-05 | 1998-12-30 | Armen N Sahagen | LIQUID OR GAS MONITORING SENSOR |
US6131465A (en) * | 1993-07-01 | 2000-10-17 | Wlodarczyk; Marek T. | Fiber optic combustion pressure sensors for engine knock and misfire detection |
US5714680A (en) * | 1993-11-04 | 1998-02-03 | The Texas A&M University System | Method and apparatus for measuring pressure with fiber optics |
AT402116B (de) * | 1994-12-19 | 1997-02-25 | Avl Verbrennungskraft Messtech | Zündkerze mit einem kraftmesselement zur messung des an der zündkerze anliegenden druckes |
US5706372A (en) * | 1996-08-12 | 1998-01-06 | Delco Electronics Corporation | Integrated optoelectronic combustion pressure sensor |
US6122971A (en) * | 1996-10-23 | 2000-09-26 | Wlodarczyk; Marek T. | Integrated fiber optic combustion pressure sensor |
US6622549B1 (en) * | 1997-02-06 | 2003-09-23 | Marek T. Wlodarczyk | Fuel injectors with integral fiber optic pressure sensors and associated compensation and status monitoring devices |
AT2114U1 (de) | 1997-05-28 | 1998-04-27 | Avl List Gmbh | Einrichtung zur optischen erfassung von klopferscheinungen während der verbrennung bei brennkraftmaschinen |
AT2228U1 (de) | 1997-07-09 | 1998-06-25 | Avl List Gmbh | Zündkerze für brennkraftmaschinen |
RU2152601C1 (ru) | 1998-06-16 | 2000-07-10 | Научный центр волоконной оптики при Институте общей физики РАН | Волоконно-оптический датчик давления (его варианты) и способ его изготовления |
US6094990A (en) * | 1998-06-30 | 2000-08-01 | Cooper Automotive Products, Inc. | Spark plug with concentric pressure sensor |
AT407577B (de) | 1999-08-05 | 2001-04-25 | Avl List Gmbh | Zündkerze mit einer druckmesseinrichtung |
AT3845U1 (de) * | 1999-09-28 | 2000-08-25 | Avl List Gmbh | Optoelektronische messeinrichtung |
US7152478B2 (en) * | 2000-07-20 | 2006-12-26 | Entegris, Inc. | Sensor usable in ultra pure and highly corrosive environments |
AT5153U1 (de) * | 2001-03-22 | 2002-03-25 | Avl List Gmbh | Optischer sensor zur erfassung von verbrennungsvorgängen |
US6539139B2 (en) * | 2001-04-12 | 2003-03-25 | Technology Thesaurus Corporation | Optical fiber switching device |
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US7022968B1 (en) * | 2003-10-21 | 2006-04-04 | National Semiconductor Corporation | Optical sensor that measures the light output by the combustion chamber of an internal combustion engine |
EP1797408B1 (de) | 2004-10-06 | 2012-06-20 | Kistler Holding AG | Zündkerze mit optischem sensor |
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-
2008
- 2008-06-06 AT AT0092208A patent/AT505077B1/de not_active IP Right Cessation
-
2009
- 2009-05-28 US US12/457,007 patent/US7930934B2/en not_active Expired - Fee Related
- 2009-05-29 AT AT09161459T patent/ATE493639T1/de active
- 2009-05-29 EP EP09161459A patent/EP2131171B1/de not_active Not-in-force
- 2009-05-29 DE DE502009000247T patent/DE502009000247D1/de active Active
- 2009-06-08 JP JP2009137336A patent/JP5259499B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AT505077B1 (de) | 2010-01-15 |
DE502009000247D1 (de) | 2011-02-10 |
AT505077A3 (de) | 2009-12-15 |
EP2131171B1 (de) | 2010-12-29 |
JP2009294212A (ja) | 2009-12-17 |
ATE493639T1 (de) | 2011-01-15 |
US7930934B2 (en) | 2011-04-26 |
US20090301178A1 (en) | 2009-12-10 |
EP2131171A1 (de) | 2009-12-09 |
AT505077A2 (de) | 2008-10-15 |
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