FR2244981B1 - - Google Patents

Info

Publication number
FR2244981B1
FR2244981B1 FR7431791A FR7431791A FR2244981B1 FR 2244981 B1 FR2244981 B1 FR 2244981B1 FR 7431791 A FR7431791 A FR 7431791A FR 7431791 A FR7431791 A FR 7431791A FR 2244981 B1 FR2244981 B1 FR 2244981B1
Authority
FR
France
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.)
Expired
Application number
FR7431791A
Other versions
FR2244981A1 (fr
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.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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
Application filed by SnamProgetti SpA filed Critical SnamProgetti SpA
Publication of FR2244981A1 publication Critical patent/FR2244981A1/fr
Application granted granted Critical
Publication of FR2244981B1 publication Critical patent/FR2244981B1/fr
Expired 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
    • 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
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Ignition Timing (AREA)
  • Testing Of Engines (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measuring Fluid Pressure (AREA)
FR7431791A 1973-09-24 1974-09-20 Expired FR2244981B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT29254/73A IT993371B (it) 1973-09-24 1973-09-24 Sistema automatico di soppressione del rumore di fondo su apparecchia ture per la misura del battito in testa

Publications (2)

Publication Number Publication Date
FR2244981A1 FR2244981A1 (fr) 1975-04-18
FR2244981B1 true FR2244981B1 (fr) 1977-03-25

Family

ID=11226630

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7431791A Expired FR2244981B1 (fr) 1973-09-24 1974-09-20

Country Status (17)

Country Link
US (1) US3950981A (fr)
AT (1) ATA767774A (fr)
BE (1) BE819791A (fr)
CA (1) CA1017597A (fr)
CH (1) CH586898A5 (fr)
DE (1) DE2445067C3 (fr)
DK (1) DK429274A (fr)
ES (1) ES430565A1 (fr)
FR (1) FR2244981B1 (fr)
GB (1) GB1485966A (fr)
IT (1) IT993371B (fr)
LU (1) LU70887A1 (fr)
NL (1) NL7412082A (fr)
NO (1) NO743413L (fr)
RO (1) RO71351A (fr)
SE (1) SE7412018L (fr)
SU (1) SU564828A3 (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4012942A (en) * 1976-05-17 1977-03-22 General Motors Corporation Borderline spark knock detector
US4133475A (en) * 1977-01-17 1979-01-09 General Motors Corporation Engine spark timing system with knock retard and wide open throttle advance
US4111035A (en) * 1977-11-07 1978-09-05 General Motors Corporation Engine knock signal generating apparatus with noise channel inhibiting feedback
IT1088734B (it) * 1977-12-06 1985-06-10 Snam Progetti Sistema automatico di sopressione del rumore di fondo su apparecchiature per la misura del battito in testa
DE2829266C2 (de) * 1978-07-04 1987-04-16 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Erfassung der beim Klopfen einer Brennkraftmaschine auftretenden Schwingungen
DE2829246A1 (de) * 1978-07-04 1980-01-17 Bosch Gmbh Robert Einrichtung zur erfassung der beim klopfen einer brennkraftmaschine auftretenden schwingungen
US4409937A (en) * 1979-01-01 1983-10-18 Nissan Motor Company, Ltd. Spark timing control device for an internal combustion engine
FR2449798A1 (fr) * 1979-02-23 1980-09-19 Sev Marchal Dispositif electronique permettant de detecter le cliquetis au cours du fonctionnement d'un moteur a combustion interne
JPS55141649A (en) * 1979-04-21 1980-11-05 Nissan Motor Co Ltd Knocking detector
DE2942250A1 (de) * 1979-10-19 1981-05-07 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur erfassung der beim klopfen einer brennkraftmaschine auftretenden schwingungen
SE427861B (sv) * 1979-10-29 1983-05-09 Saab Scania Ab Forfarande for att undvika onormala forbrenningar i en forbrenningsmotor samt arrangemang for utovande av forfarandet
DE3010324A1 (de) * 1980-03-18 1981-10-01 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zum erkennen des klopfens bei brennkraftmaschinen
JPS5738667A (en) * 1980-08-14 1982-03-03 Hitachi Ltd Knock controller
JPS59203871A (ja) * 1983-05-04 1984-11-19 Hitachi Ltd ノツク制御装置
JPS611665U (ja) * 1984-06-11 1986-01-08 日産自動車株式会社 ノツキング回避装置
DE3434823A1 (de) * 1984-09-22 1986-04-03 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur klopfregelung von brennkraftmaschinen
FR2580336B1 (fr) * 1985-04-16 1989-06-30 Solex Dispositif de detection de cliquetis a auto-adaptation de seuil
US4667637A (en) * 1986-01-08 1987-05-26 Brunswick Corporation Gated knock detector for internal-combustion engines
US5083278A (en) * 1989-04-14 1992-01-21 Fuji Jukogyo Kabushiki Kaisha Knocking detection device for an automotive engine
JPH03138436A (ja) * 1989-10-24 1991-06-12 Mitsubishi Electric Corp 内燃機関用ノック検出装置及びそのフェール検出方法
KR940000346B1 (ko) * 1989-10-30 1994-01-17 미쓰비시덴키 가부시키가이샤 내연기관용 녹(Knock) 제어장치
JP4949167B2 (ja) 2007-08-08 2012-06-06 株式会社デンソー 内燃機関のノック判定装置
AR067642A1 (es) * 2008-07-22 2009-10-21 Crida S R L Silo de fondo plano para almacenar y transportar envases livianos y vacios a granel.
US9699542B2 (en) 2014-10-03 2017-07-04 Analog Devices Global Headset amplification circuit with error voltage suppression

Family Cites Families (2)

* Cited by examiner, † Cited by third party
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
US3456493A (en) * 1968-01-25 1969-07-22 Shell Oil Co Method and apparatus for determining the octane rating of fuel used in internal combustion engines

Also Published As

Publication number Publication date
ES430565A1 (es) 1976-10-16
FR2244981A1 (fr) 1975-04-18
RO71351A (fr) 1982-09-09
IT993371B (it) 1975-09-30
SE7412018L (fr) 1975-03-25
CH586898A5 (fr) 1977-04-15
NL7412082A (nl) 1975-03-26
BE819791A (fr) 1974-12-31
GB1485966A (en) 1977-09-14
US3950981A (en) 1976-04-20
LU70887A1 (fr) 1975-01-02
DE2445067A1 (de) 1975-04-03
ATA767774A (de) 1977-05-15
DE2445067C3 (de) 1978-05-03
DK429274A (fr) 1975-05-12
DE2445067B2 (de) 1977-09-08
SU564828A3 (ru) 1977-07-05
NO743413L (fr) 1975-04-21
CA1017597A (fr) 1977-09-20

Similar Documents

Publication Publication Date Title
AR201758A1 (fr)
AU476761B2 (fr)
AU465372B2 (fr)
AR201235Q (fr)
AR201231Q (fr)
AU474593B2 (fr)
AU474511B2 (fr)
FR2244981A1 (fr)
AU474838B2 (fr)
AU471343B2 (fr)
AU465453B2 (fr)
AU465434B2 (fr)
AU450229B2 (fr)
AU476714B2 (fr)
AR201229Q (fr)
AU466283B2 (fr)
AU476696B2 (fr)
AU472848B2 (fr)
AR199451A1 (fr)
AU477823B2 (fr)
AU477824B2 (fr)
AR195948A1 (fr)
AR200256A1 (fr)
AR201432A1 (fr)
AR193950A1 (fr)

Legal Events

Date Code Title Description
ST Notification of lapse