GB2041698A - A sensor for detecting knocking vibrations - Google Patents
A sensor for detecting knocking vibrations Download PDFInfo
- Publication number
- GB2041698A GB2041698A GB8002152A GB8002152A GB2041698A GB 2041698 A GB2041698 A GB 2041698A GB 8002152 A GB8002152 A GB 8002152A GB 8002152 A GB8002152 A GB 8002152A GB 2041698 A GB2041698 A GB 2041698A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sensor
- sensor according
- piezoelectric disc
- combustion engine
- disc
- 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.)
- Withdrawn
Links
- 238000002485 combustion reaction Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 239000000919 ceramic Substances 0.000 claims abstract description 6
- 238000009413 insulation Methods 0.000 claims abstract description 6
- 239000004020 conductor Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 239000002390 adhesive tape Substances 0.000 claims description 2
- 229920001169 thermoplastic Polymers 0.000 claims description 2
- 239000004416 thermosoftening plastic Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- -1 lacquering Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000005476 soldering Methods 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 abstract description 3
- 229940126214 compound 3 Drugs 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000206 moulding compound Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/06—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means
- G01H11/08—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means using piezoelectric devices
-
- 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
- G01L23/222—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 using piezoelectric devices
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Measuring Fluid Pressure (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792902305 DE2902305A1 (de) | 1979-01-22 | 1979-01-22 | Sensor zur erfassung von klopfschwingungen |
Publications (1)
Publication Number | Publication Date |
---|---|
GB2041698A true GB2041698A (en) | 1980-09-10 |
Family
ID=6061107
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8002152A Withdrawn GB2041698A (en) | 1979-01-22 | 1980-01-22 | A sensor for detecting knocking vibrations |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5599042A (ar) |
DE (1) | DE2902305A1 (ar) |
FR (1) | FR2447023A1 (ar) |
GB (1) | GB2041698A (ar) |
IT (1) | IT1130868B (ar) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2466758A1 (fr) * | 1979-09-29 | 1981-04-10 | Nissan Motor | Capteur de vibration piezoelectrique |
FR2762646A1 (fr) * | 1997-04-29 | 1998-10-30 | Siemens Automotive Sa | Capteur de cliquetis pour un vehicule automobile |
CN105605078A (zh) * | 2016-03-11 | 2016-05-25 | 大连理工大学 | 一种用于监测螺栓连接界面的智能垫片装置 |
CN106286550A (zh) * | 2016-09-29 | 2017-01-04 | 大连理工大学 | 一种用于监测螺栓连接状况的智能螺母装置 |
CN106402124A (zh) * | 2016-09-29 | 2017-02-15 | 大连理工大学 | 一种用于监测螺栓连接动态受力状况的智能螺栓装置 |
CN107355464A (zh) * | 2017-07-18 | 2017-11-17 | 大连理工大学 | 一种用于监测螺栓松动的堆栈式压电陶瓷智能垫片 |
CN110388370A (zh) * | 2018-04-20 | 2019-10-29 | 关隆股份有限公司 | 精密螺帽 |
CN112403874A (zh) * | 2020-12-01 | 2021-02-26 | 蔡云龙 | 一种复合绝缘型超声波振子及其应用 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57120825A (en) * | 1981-01-21 | 1982-07-28 | Hitachi Ltd | Sensor for knocking |
JPS59141028A (ja) * | 1983-01-31 | 1984-08-13 | Nissan Motor Co Ltd | 座金型圧力センサ |
DE3333285A1 (de) * | 1983-09-15 | 1985-04-18 | Robert Bosch Gmbh, 7000 Stuttgart | Einrichtung zum erfassen von kraeften, spannungen bzw. beschleunigungen an maschinen, geraeten oder dgl. |
DE3445452A1 (de) * | 1984-12-13 | 1986-06-19 | Robert Bosch Gmbh, 7000 Stuttgart | Klopfsensor |
JP3809919B2 (ja) * | 1995-06-09 | 2006-08-16 | 株式会社日立製作所 | シリンダ内圧検出装置 |
DE102010042263A1 (de) * | 2010-10-11 | 2012-04-12 | Hilti Aktiengesellschaft | Sensoranordnung, beispielsweise an einem Ankerbolzen |
-
1979
- 1979-01-22 DE DE19792902305 patent/DE2902305A1/de not_active Withdrawn
- 1979-10-26 FR FR7926683A patent/FR2447023A1/fr active Granted
-
1980
- 1980-01-21 IT IT19339/80A patent/IT1130868B/it active
- 1980-01-21 JP JP465480A patent/JPS5599042A/ja active Pending
- 1980-01-22 GB GB8002152A patent/GB2041698A/en not_active Withdrawn
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2466758A1 (fr) * | 1979-09-29 | 1981-04-10 | Nissan Motor | Capteur de vibration piezoelectrique |
FR2762646A1 (fr) * | 1997-04-29 | 1998-10-30 | Siemens Automotive Sa | Capteur de cliquetis pour un vehicule automobile |
EP0875745A1 (fr) * | 1997-04-29 | 1998-11-04 | Siemens Automotive S.A. | Capteur de cliquetis pour un véhicule automobile |
CN105605078A (zh) * | 2016-03-11 | 2016-05-25 | 大连理工大学 | 一种用于监测螺栓连接界面的智能垫片装置 |
CN105605078B (zh) * | 2016-03-11 | 2018-07-13 | 大连理工大学 | 一种用于监测螺栓连接界面的智能垫片装置 |
CN106286550A (zh) * | 2016-09-29 | 2017-01-04 | 大连理工大学 | 一种用于监测螺栓连接状况的智能螺母装置 |
CN106402124A (zh) * | 2016-09-29 | 2017-02-15 | 大连理工大学 | 一种用于监测螺栓连接动态受力状况的智能螺栓装置 |
CN106402124B (zh) * | 2016-09-29 | 2018-11-09 | 大连理工大学 | 一种用于监测螺栓连接动态受力状况的智能螺栓装置 |
CN107355464A (zh) * | 2017-07-18 | 2017-11-17 | 大连理工大学 | 一种用于监测螺栓松动的堆栈式压电陶瓷智能垫片 |
CN110388370A (zh) * | 2018-04-20 | 2019-10-29 | 关隆股份有限公司 | 精密螺帽 |
CN112403874A (zh) * | 2020-12-01 | 2021-02-26 | 蔡云龙 | 一种复合绝缘型超声波振子及其应用 |
Also Published As
Publication number | Publication date |
---|---|
JPS5599042A (en) | 1980-07-28 |
IT8019339A0 (it) | 1980-01-21 |
FR2447023A1 (fr) | 1980-08-14 |
FR2447023B3 (ar) | 1982-07-30 |
DE2902305A1 (de) | 1980-08-07 |
IT1130868B (it) | 1986-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |