SE436801B - Anordning for detektering av icke onskade forbrenningsforlopp, vid med tendsystem arbetande forbrenningsmotorer, medelst en accelerationsgivare - Google Patents
Anordning for detektering av icke onskade forbrenningsforlopp, vid med tendsystem arbetande forbrenningsmotorer, medelst en accelerationsgivareInfo
- Publication number
- SE436801B SE436801B SE8008565A SE8008565A SE436801B SE 436801 B SE436801 B SE 436801B SE 8008565 A SE8008565 A SE 8008565A SE 8008565 A SE8008565 A SE 8008565A SE 436801 B SE436801 B SE 436801B
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- duration
- comparator
- output
- oscillations
- Prior art date
Links
Classifications
-
- 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
- F02P5/04—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
- F02P5/145—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means
- F02P5/15—Digital data processing
- F02P5/152—Digital data processing dependent on pinking
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Testing Of Engines (AREA)
- Electrical Control Of Ignition Timing (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792948856 DE2948856A1 (de) | 1979-12-05 | 1979-12-05 | Vorrichtung zum erkennen unerwuenschter verbrennungsverlaeufe bei fremdgezuendeten brennkraftmaschinen |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8008565L SE8008565L (sv) | 1981-06-06 |
SE436801B true SE436801B (sv) | 1985-01-21 |
Family
ID=6087631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8008565A SE436801B (sv) | 1979-12-05 | 1980-12-05 | Anordning for detektering av icke onskade forbrenningsforlopp, vid med tendsystem arbetande forbrenningsmotorer, medelst en accelerationsgivare |
Country Status (7)
Country | Link |
---|---|
US (1) | US4344318A (de) |
JP (1) | JPS5692428A (de) |
DE (1) | DE2948856A1 (de) |
FR (1) | FR2471478A2 (de) |
GB (1) | GB2065226B (de) |
IT (1) | IT1146098B (de) |
SE (1) | SE436801B (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4276861A (en) * | 1980-05-14 | 1981-07-07 | General Motors Corporation | Engine knock control with knock pulse duration adjustment |
DE3020853A1 (de) * | 1980-06-02 | 1981-12-10 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur erkennung des klopfens einer brennkraftmaschine und vorrichtung zur durchfuehrung des verfahrens |
DE3031511A1 (de) * | 1980-08-21 | 1982-04-01 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur erkennung des klopfens einer brennkraftmaschine und vorrichtung zur durchfuehrung des verfahrens |
DE3128554A1 (de) * | 1981-07-18 | 1983-02-03 | Robert Bosch Gmbh, 7000 Stuttgart | "vorrichtung zum erkennen des klopfens bei brennkraftmaschinen" |
JPS59148828A (ja) * | 1983-02-15 | 1984-08-25 | Fujitsu Ten Ltd | ノツキング強度の判定方式 |
JPS6057233A (ja) * | 1983-09-09 | 1985-04-03 | Hitachi Constr Mach Co Ltd | エンジンの出力状況診断装置 |
DE3430000A1 (de) * | 1984-08-16 | 1986-02-27 | Robert Bosch Gmbh, 7000 Stuttgart | Vorrichtung zur auswertung von klopfsignalen |
DE3829784A1 (de) * | 1988-09-02 | 1990-03-15 | Bosch Gmbh Robert | Auswerteverfahren fuer sensorausgangssignale |
US5400644A (en) * | 1992-09-29 | 1995-03-28 | Motorola, Inc. | Knock detection system |
JP4390786B2 (ja) | 2006-06-06 | 2009-12-24 | トヨタ自動車株式会社 | 内燃機関のノッキング判定装置 |
US9496755B2 (en) * | 2011-09-26 | 2016-11-15 | Qualcomm Incorporated | Systems, methods, and apparatus for rectifier filtering for input waveform shaping |
US11255288B2 (en) * | 2018-05-23 | 2022-02-22 | Ford Global Technologies, Llc | Method and system for determining engine knock background noise levels |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3393557A (en) * | 1967-06-29 | 1968-07-23 | Texaco Inc | Apparatus for measuring selected engine vibration characteristics |
JPS5395431A (en) * | 1977-02-01 | 1978-08-21 | Toyota Motor Corp | Trouble alarm device for air fuel ratio detector |
US4111035A (en) * | 1977-11-07 | 1978-09-05 | General Motors Corporation | Engine knock signal generating apparatus with noise channel inhibiting feedback |
JPS54161803U (de) * | 1978-05-01 | 1979-11-13 |
-
1979
- 1979-12-05 DE DE19792948856 patent/DE2948856A1/de active Granted
-
1980
- 1980-12-01 IT IT50281/80A patent/IT1146098B/it active
- 1980-12-03 JP JP16974180A patent/JPS5692428A/ja active Granted
- 1980-12-03 GB GB8038789A patent/GB2065226B/en not_active Expired
- 1980-12-03 FR FR8025665A patent/FR2471478A2/fr active Granted
- 1980-12-05 US US06/213,404 patent/US4344318A/en not_active Expired - Lifetime
- 1980-12-05 SE SE8008565A patent/SE436801B/sv not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE8008565L (sv) | 1981-06-06 |
US4344318A (en) | 1982-08-17 |
IT1146098B (it) | 1986-11-12 |
DE2948856A1 (de) | 1981-06-11 |
FR2471478A2 (fr) | 1981-06-19 |
JPS6256448B2 (de) | 1987-11-26 |
FR2471478B2 (de) | 1983-10-21 |
DE2948856C2 (de) | 1987-08-13 |
GB2065226B (en) | 1983-11-02 |
JPS5692428A (en) | 1981-07-27 |
GB2065226A (en) | 1981-06-24 |
IT8050281A0 (it) | 1980-12-01 |
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