GB2442797B - Engine diagnostic systems - Google Patents

Engine diagnostic systems

Info

Publication number
GB2442797B
GB2442797B GB0620131A GB0620131A GB2442797B GB 2442797 B GB2442797 B GB 2442797B GB 0620131 A GB0620131 A GB 0620131A GB 0620131 A GB0620131 A GB 0620131A GB 2442797 B GB2442797 B GB 2442797B
Authority
GB
United Kingdom
Prior art keywords
diagnostic systems
engine diagnostic
engine
systems
diagnostic
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.)
Active
Application number
GB0620131A
Other versions
GB2442797A (en
Inventor
Erik Haggstrom
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.)
PICO TECHNOLOGY Ltd
Original Assignee
PICO TECHNOLOGY Ltd
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 PICO TECHNOLOGY Ltd filed Critical PICO TECHNOLOGY Ltd
Priority to GB0620131A priority Critical patent/GB2442797B/en
Publication of GB2442797A publication Critical patent/GB2442797A/en
Application granted granted Critical
Publication of GB2442797B publication Critical patent/GB2442797B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01M15/11—Testing internal-combustion engines by detecting misfire
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1497—With detection of the mechanical response of the engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • 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
    • G01L23/085—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 measuring fluctuations of starter motor current or of battery voltage
    • 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
    • G01M15/042—Testing internal-combustion engines by monitoring a single specific parameter not covered by groups G01M15/06 - G01M15/12
    • G01M15/046—Testing internal-combustion engines by monitoring a single specific parameter not covered by groups G01M15/06 - G01M15/12 by monitoring revolutions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/28—Interface circuits
    • F02D2041/286—Interface circuits comprising means for signal processing
    • F02D2041/288—Interface circuits comprising means for signal processing for performing a transformation into the frequency domain, e.g. Fourier transformation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
    • F02D2200/1015—Engines misfires
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Control Of Eletrric Generators (AREA)
GB0620131A 2006-10-11 2006-10-11 Engine diagnostic systems Active GB2442797B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0620131A GB2442797B (en) 2006-10-11 2006-10-11 Engine diagnostic systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0620131A GB2442797B (en) 2006-10-11 2006-10-11 Engine diagnostic systems

Publications (2)

Publication Number Publication Date
GB2442797A GB2442797A (en) 2008-04-16
GB2442797B true GB2442797B (en) 2009-04-08

Family

ID=39204877

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0620131A Active GB2442797B (en) 2006-10-11 2006-10-11 Engine diagnostic systems

Country Status (1)

Country Link
GB (1) GB2442797B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2844659C (en) 2011-08-10 2020-06-09 Thompson Automotive Labs Llc Methods and apparatus for engine analysis and remote engine analysis

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2222887A (en) * 1988-09-19 1990-03-21 David John Howard Peacock Power-balance measurement apparatus
US5663493A (en) * 1996-05-17 1997-09-02 Fluke Corporation Apparatus and method for measuring relative compression
US20050096868A1 (en) * 2003-10-30 2005-05-05 Snap-On Technologies, Inc. Reciprocating engine cylinder contribution tester and method
US20050251321A1 (en) * 2004-05-07 2005-11-10 Decarlo Robert D Determining engine cylinder contribution from indexed engine data
US20060004740A1 (en) * 2004-06-10 2006-01-05 International Business Machines Corporation Dynamic graphical database query interface
US20060047408A1 (en) * 2004-09-01 2006-03-02 Kayser William M Engine diagnostic apparatus and method that analyzes the output of a driven electric power generator

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2222887A (en) * 1988-09-19 1990-03-21 David John Howard Peacock Power-balance measurement apparatus
US5663493A (en) * 1996-05-17 1997-09-02 Fluke Corporation Apparatus and method for measuring relative compression
US20050096868A1 (en) * 2003-10-30 2005-05-05 Snap-On Technologies, Inc. Reciprocating engine cylinder contribution tester and method
US20050251321A1 (en) * 2004-05-07 2005-11-10 Decarlo Robert D Determining engine cylinder contribution from indexed engine data
US20060004740A1 (en) * 2004-06-10 2006-01-05 International Business Machines Corporation Dynamic graphical database query interface
US20060047408A1 (en) * 2004-09-01 2006-03-02 Kayser William M Engine diagnostic apparatus and method that analyzes the output of a driven electric power generator

Also Published As

Publication number Publication date
GB2442797A (en) 2008-04-16

Similar Documents

Publication Publication Date Title
GB0617769D0 (en) An engine
EP2037126A4 (en) Tubofan engine
GB0614302D0 (en) An engine arrangement
EP2032819A4 (en) Improved engine
GB0714924D0 (en) An engine arrangement
IL198791A (en) Tourniquet systems
AU319828S (en) Engine
GB2442967B (en) An engine arrangement
EP2184476A4 (en) Engine
GB2435082B (en) Attachment system
EP2131031A4 (en) Engine
EP2083984A4 (en) Overmolding system
EP2184474A4 (en) Engine
EP2032828A4 (en) Engine exhaust system
ZA200903385B (en) Vehicle engine
HK1130084A1 (en) Oscillating-piston engines
GB2451155B (en) An engine
GB0719534D0 (en) Automobile protction system
GB2442797B (en) Engine diagnostic systems
GB2442279B (en) System diagnostics
GB0608847D0 (en) An Engine
GB2442076B (en) Engine assemblies
GB2434423B (en) Connection system
GB0620132D0 (en) Engine diagnostic systems
GB0608796D0 (en) Hybrid engine

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20221011

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: APPLICATION FILED

S28 Restoration of ceased patents (sect. 28/pat. act 1977)

Free format text: RESTORATION ALLOWED

Effective date: 20230914