GB2007407A – Closed loop fuel control system for an internal combustion engine having air/fuel ratio enrichment during period of engine warmup
– Google Patents
GB2007407A – Closed loop fuel control system for an internal combustion engine having air/fuel ratio enrichment during period of engine warmup
– Google Patents
Closed loop fuel control system for an internal combustion engine having air/fuel ratio enrichment during period of engine warmup
Info
Publication number
GB2007407A
GB2007407A
GB7839088A
GB7839088A
GB2007407A
GB 2007407 A
GB2007407 A
GB 2007407A
GB 7839088 A
GB7839088 A
GB 7839088A
GB 7839088 A
GB7839088 A
GB 7839088A
GB 2007407 A
GB2007407 A
GB 2007407A
Authority
GB
United Kingdom
Prior art keywords
engine
control system
air
internal combustion
closed loop
Prior art date
1977-10-03
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.)
Granted
Application number
GB7839088A
Other versions
GB2007407B
(en
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.)
Motors Liquidation Co
Original Assignee
Motors Liquidation Co
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.)
1977-10-03
Filing date
1978-10-03
Publication date
1979-05-16
1978-10-03
Application filed by Motors Liquidation Co
filed
Critical
Motors Liquidation Co
1979-05-16
Publication of GB2007407A
publication
Critical
patent/GB2007407A/en
1982-02-10
Application granted
granted
Critical
1982-02-10
Publication of GB2007407B
publication
Critical
patent/GB2007407B/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
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
F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
F02D41/1482—Integrator, i.e. variable slope
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
F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
F02D41/1456—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen
GB7839088A
1977-10-03
1978-10-03
Closed loop fuel control system for an internal combustion engine having air/fuel ratio enrichment during period of engine warmup
Expired
GB2007407B
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
US05/838,629
US4167924A
(en)
1977-10-03
1977-10-03
Closed loop fuel control system having variable control authority
Publications (2)
Publication Number
Publication Date
GB2007407A
true
GB2007407A
(en)
1979-05-16
GB2007407B
GB2007407B
(en)
1982-02-10
Family
ID=25277637
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB7839088A
Expired
GB2007407B
(en)
1977-10-03
1978-10-03
Closed loop fuel control system for an internal combustion engine having air/fuel ratio enrichment during period of engine warmup
Country Status (6)
Country
Link
US
(1)
US4167924A
(en)
JP
(1)
JPS5460623A
(en)
AU
(1)
AU527457B2
(en)
CA
(1)
CA1109140A
(en)
DE
(1)
DE2843114A1
(en)
GB
(1)
GB2007407B
(en)
Cited By (3)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
EP0157004A2
(en)
*
1984-03-09
1985-10-09
Robert Bosch Gmbh
Lambda-controlled mixture-measuring system for an internal-combustion engine
GB2171227A
(en)
*
1985-02-16
1986-08-20
Honda Motor Co Ltd
Air-fuel ratio control
EP0531546A1
(en)
*
1991-03-28
1993-03-17
Mitsubishi Jidosha Kogyo Kabushiki Kaisha
Air-fuel ratio controller of internal combustion engine
Families Citing this family (37)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
JPS54144525A
(en)
*
1978-05-01
1979-11-10
Toyota Motor Corp
Fuel-air ratio controller for internal combustion engine
US4241710A
(en)
*
1978-06-22
1980-12-30
The Bendix Corporation
Closed loop system
JPS5591745A
(en)
*
1978-12-28
1980-07-11
Nissan Motor Co Ltd
Controlling device for air-fuel ratio of internal conbustion engine
JPS55134731A
(en)
*
1979-04-05
1980-10-20
Nippon Denso Co Ltd
Controlling method of air-fuel ratio
US4265208A
(en)
*
1979-05-16
1981-05-05
General Motors Corporation
Closed loop air-fuel ratio controller with air bleed control
JPS55160135A
(en)
*
1979-05-29
1980-12-12
Nissan Motor Co Ltd
Suction air controller
JPS5614830A
(en)
*
1979-07-16
1981-02-13
Nippon Denso Co Ltd
Fuel supply device for engine
US4270503A
(en)
*
1979-10-17
1981-06-02
General Motors Corporation
Closed loop air/fuel ratio control system
JPS5698545A
(en)
*
1980-01-10
1981-08-08
Fuji Heavy Ind Ltd
Air fuel ratio controller
JPS56107928A
(en)
*
1980-01-31
1981-08-27
Fuji Heavy Ind Ltd
Air-fuel ratio controller
JPS57143143A
(en)
*
1981-02-26
1982-09-04
Toyota Motor Corp
Air-to-fuel ratio control device
JPS57148039A
(en)
*
1981-03-10
1982-09-13
Nissan Motor Co Ltd
Altitude corrector for engine fuel feeder
JPS5830425A
(en)
*
1981-08-14
1983-02-22
Nippon Denso Co Ltd
Feedback control method of air-fuel ratio
DE3231122C2
(en)
*
1982-08-21
1994-05-11
Bosch Gmbh Robert
Control device for the mixture composition of an internal combustion engine
DE3738412A1
(en)
*
1987-11-12
1989-05-24
Bosch Gmbh Robert
ENGINE COOLING DEVICE AND METHOD
JP2692319B2
(en)
*
1989-12-29
1997-12-17
トヨタ自動車株式会社
Air-fuel ratio control device for internal combustion engine
JPH0750588Y2
(en)
*
1991-01-25
1995-11-15
ダイキン工業株式会社
Shaft coupling structure for blowers
US5383333A
(en)
*
1993-10-06
1995-01-24
Ford Motor Company
Method for biasing a hego sensor in a feedback control system
US5379590A
(en)
*
1993-10-06
1995-01-10
Ford Motor Company
Air/fuel control system with hego current pumping
US5974785A
(en)
*
1997-01-16
1999-11-02
Ford Global Technologies, Inc.
Closed loop bias air/fuel ratio offset to enhance catalytic converter efficiency
US6360530B1
(en)
2000-03-17
2002-03-26
Ford Global Technologies, Inc.
Method and apparatus for measuring lean-burn engine emissions
US6691020B2
(en)
2001-06-19
2004-02-10
Ford Global Technologies, Llc
Method and system for optimizing purge of exhaust gas constituent stored in an emission control device
US6604504B2
(en)
2001-06-19
2003-08-12
Ford Global Technologies, Llc
Method and system for transitioning between lean and stoichiometric operation of a lean-burn engine
US6487853B1
(en)
2001-06-19
2002-12-03
Ford Global Technologies. Inc.
Method and system for reducing lean-burn vehicle emissions using a downstream reductant sensor
US6453666B1
(en)
2001-06-19
2002-09-24
Ford Global Technologies, Inc.
Method and system for reducing vehicle tailpipe emissions when operating lean
US6502387B1
(en)
2001-06-19
2003-01-07
Ford Global Technologies, Inc.
Method and system for controlling storage and release of exhaust gas constituents in an emission control device
US6467259B1
(en)
2001-06-19
2002-10-22
Ford Global Technologies, Inc.
Method and system for operating dual-exhaust engine
US6463733B1
(en)
2001-06-19
2002-10-15
Ford Global Technologies, Inc.
Method and system for optimizing open-loop fill and purge times for an emission control device
US6694244B2
(en)
2001-06-19
2004-02-17
Ford Global Technologies, Llc
Method for quantifying oxygen stored in a vehicle emission control device
US6539706B2
(en)
2001-06-19
2003-04-01
Ford Global Technologies, Inc.
Method and system for preconditioning an emission control device for operation about stoichiometry
US6553754B2
(en)
2001-06-19
2003-04-29
Ford Global Technologies, Inc.
Method and system for controlling an emission control device based on depletion of device storage capacity
US6615577B2
(en)
2001-06-19
2003-09-09
Ford Global Technologies, Llc
Method and system for controlling a regeneration cycle of an emission control device
US6546718B2
(en)
2001-06-19
2003-04-15
Ford Global Technologies, Inc.
Method and system for reducing vehicle emissions using a sensor downstream of an emission control device
US6650991B2
(en)
2001-06-19
2003-11-18
Ford Global Technologies, Llc
Closed-loop method and system for purging a vehicle emission control
US6490860B1
(en)
2001-06-19
2002-12-10
Ford Global Technologies, Inc.
Open-loop method and system for controlling the storage and release cycles of an emission control device
US6945033B2
(en)
*
2003-06-26
2005-09-20
Ford Global Technologies, Llc
Catalyst preconditioning method and system
US8897928B2
(en)
*
2011-09-30
2014-11-25
Omnitracs, Llc
Systems for and methods of engine derating
Family Cites Families (13)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US3949551A
(en)
*
1972-01-29
1976-04-13
Robert Bosch G.M.B.H.
Method and system for reducing noxious components in the exhaust emission of internal combustion engine systems and particularly during the warm-up phase of the engine
DE2206276C3
(en)
*
1972-02-10
1981-01-15
Robert Bosch Gmbh, 7000 Stuttgart
Method and device for reducing harmful components of exhaust gas emissions from internal combustion engines
GB1372160A
(en)
*
1972-03-22
1974-10-30
Nissan Motor
Exhaust cleaning apparatus for internal combustion engines
GB1471525A
(en)
*
1973-05-04
1977-04-27
Lucas Electrical Ltd
Fuel control systems
JPS5114535A
(en)
*
1974-07-24
1976-02-05
Nissan Motor
Nainenkikanno nenryoseigyoyohisengataseigyosochi
DE2442229C3
(en)
*
1974-09-04
1980-08-21
Robert Bosch Gmbh, 7000 Stuttgart
Fuel injection system for an internal combustion engine
CA1054697A
(en)
*
1974-11-08
1979-05-15
Nissan Motor Co., Ltd.
Air-fuel mixture control apparatus for internal combustion engines using digitally controlled valves
JPS5155824A
(en)
*
1974-11-12
1976-05-17
Nissan Motor
Nainenkikanno nenryoseigyosochi
GB1523512A
(en)
*
1975-02-06
1978-09-06
Nissan Motor
Closed loop air-fuel ratio control system for use with internal combustion engine
US3939654A
(en)
*
1975-02-11
1976-02-24
General Motors Corporation
Engine with dual sensor closed loop fuel control
US4085716A
(en)
*
1975-03-20
1978-04-25
Nissan Motor Co., Ltd.
Internal combustion engine with air-fuel ratio control device
JPS51124738A
(en)
*
1975-04-23
1976-10-30
Nissan Motor Co Ltd
Air fuel ratio control apparatus
JPS51136035A
(en)
*
1975-05-20
1976-11-25
Nissan Motor Co Ltd
Air fuel mixture rate control device
1977
1977-10-03
US
US05/838,629
patent/US4167924A/en
not_active
Expired – Lifetime
1978
1978-08-14
CA
CA309,254A
patent/CA1109140A/en
not_active
Expired
1978-09-21
AU
AU40041/78A
patent/AU527457B2/en
not_active
Expired
1978-10-03
GB
GB7839088A
patent/GB2007407B/en
not_active
Expired
1978-10-03
DE
DE19782843114
patent/DE2843114A1/en
not_active
Withdrawn
1978-10-03
JP
JP12190378A
patent/JPS5460623A/en
active
Pending
Cited By (7)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
EP0157004A2
(en)
*
1984-03-09
1985-10-09
Robert Bosch Gmbh
Lambda-controlled mixture-measuring system for an internal-combustion engine
EP0157004A3
(en)
*
1984-03-09
1986-10-15
Robert Bosch Gmbh
Lambda-controlled mixture-measuring system for an internal-combustion engine
GB2171227A
(en)
*
1985-02-16
1986-08-20
Honda Motor Co Ltd
Air-fuel ratio control
GB2171227B
(en)
*
1985-02-16
1989-05-10
Honda Motor Co Ltd
Air intake side secondary air supply system for an internal combustion engine with a duty ratio control operation
EP0531546A1
(en)
*
1991-03-28
1993-03-17
Mitsubishi Jidosha Kogyo Kabushiki Kaisha
Air-fuel ratio controller of internal combustion engine
EP0531546A4
(en)
*
1991-03-28
1993-06-30
Mitsubishi Jidosha Kogyo Kabushiki Kaisha
Air-fuel ratio controller of internal combustion engine
US5347974A
(en)
*
1991-03-28
1994-09-20
Mitsubishi Jidosha Kogyo Kabushi Kaisha
Air-to-fuel ratio control system for internal combustion engine
Also Published As
Publication number
Publication date
GB2007407B
(en)
1982-02-10
DE2843114A1
(en)
1979-04-12
AU4004178A
(en)
1980-03-27
US4167924A
(en)
1979-09-18
AU527457B2
(en)
1983-03-03
CA1109140A
(en)
1981-09-15
JPS5460623A
(en)
1979-05-16
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Legal Events
Date
Code
Title
Description
1984-06-13
PCNP
Patent ceased through non-payment of renewal fee
