NO873526D0 - Reguleringssystem for den relative massestroemhastighet av to gasser, spesielt i forbrenningsmotorer. - Google Patents

Reguleringssystem for den relative massestroemhastighet av to gasser, spesielt i forbrenningsmotorer.

Info

Publication number
NO873526D0
NO873526D0 NO873526A NO873526A NO873526D0 NO 873526 D0 NO873526 D0 NO 873526D0 NO 873526 A NO873526 A NO 873526A NO 873526 A NO873526 A NO 873526A NO 873526 D0 NO873526 D0 NO 873526D0
Authority
NO
Norway
Prior art keywords
flow rate
natural gas
flow
air
mass
Prior art date
Application number
NO873526A
Other languages
English (en)
Other versions
NO873526L (no
Inventor
David H Smith
Kenneth E Miller
Original Assignee
Air Sensors Inc
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 Air Sensors Inc filed Critical Air Sensors Inc
Publication of NO873526D0 publication Critical patent/NO873526D0/no
Publication of NO873526L publication Critical patent/NO873526L/no

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/10—Air intakes; Induction systems
    • F02M35/10373—Sensors for intake systems
    • F02M35/10386—Sensors for intake systems for flow rate
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D7/00—Control of flow
    • G05D7/06—Control of flow characterised by the use of electric means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/02—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
    • F02D19/021—Control of components of the fuel supply system
    • F02D19/023—Control of components of the fuel supply system to adjust the fuel mass or volume flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/02—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
    • F02D19/026—Measuring or estimating parameters related to the fuel supply system
    • F02D19/027—Determining the fuel pressure, temperature or volume flow, the fuel tank fill level or a valve position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0602—Control of components of the fuel supply system
    • F02D19/0613—Switch-over from one fuel to another
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0626—Measuring or estimating parameters related to the fuel supply system
    • F02D19/0628—Determining the fuel pressure, temperature or flow, the fuel tank fill level or a valve position
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D19/00—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D19/06—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
    • F02D19/0639—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels
    • F02D19/0642—Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed characterised by the type of fuels at least one fuel being gaseous, the other fuels being gaseous or liquid at standard conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
    • F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
    • F02M21/0239—Pressure or flow regulators therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
    • F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
    • F02M21/04—Gas-air mixing apparatus
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D11/00—Control of flow ratio
    • G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
    • G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
    • 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
    • F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
    • 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
    • Y02T10/30—Use of alternative fuels, e.g. biofuels
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes
    • Y10T137/0324—With control of flow by a condition or characteristic of a fluid
    • Y10T137/0363—For producing proportionate flow
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2514—Self-proportioning flow systems
    • Y10T137/2521—Flow comparison or differential response
    • Y10T137/2529—With electrical controller

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Flow Control (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Regulation And Control Of Combustion (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
NO873526A 1986-08-21 1987-08-20 Reguleringssystem for den relative massestroemhastighet av to gasser, spesielt i forbrenningsmotorer. NO873526L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/897,541 US4838295A (en) 1986-08-21 1986-08-21 System for controlling mass flow rates of two gases

Publications (2)

Publication Number Publication Date
NO873526D0 true NO873526D0 (no) 1987-08-20
NO873526L NO873526L (no) 1988-02-22

Family

ID=25408033

Family Applications (1)

Application Number Title Priority Date Filing Date
NO873526A NO873526L (no) 1986-08-21 1987-08-20 Reguleringssystem for den relative massestroemhastighet av to gasser, spesielt i forbrenningsmotorer.

Country Status (13)

Country Link
US (1) US4838295A (no)
EP (1) EP0262259B1 (no)
JP (1) JP2837844B2 (no)
KR (1) KR900008969B1 (no)
AT (1) ATE108868T1 (no)
AU (1) AU593865B2 (no)
BR (1) BR8700557A (no)
CA (1) CA1276263C (no)
DE (1) DE3689980T2 (no)
DK (1) DK421287A (no)
NO (1) NO873526L (no)
NZ (1) NZ218859A (no)
ZA (1) ZA876045B (no)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5314703A (en) * 1989-10-04 1994-05-24 Micro-Blend, Inc. Method for beverage blending in proportioning
US5552171A (en) * 1989-10-04 1996-09-03 Micro-Blend, Inc. Method of beverage blending and carbonation
AU657040B2 (en) * 1992-02-28 1995-02-23 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Valve-moving apparatus for internal combustion engine
US5353765B1 (en) * 1993-05-10 1997-03-18 Hitachi America Ltd Fuel management system for a gaseous fuel internal combustion engine
US5355855A (en) * 1993-12-27 1994-10-18 Hitachi America, Ltd. Integrated feed forward air/fuel ratio sensor for gaseous fuel engines
NL9400246A (nl) * 1994-02-18 1995-10-02 Autogastechniek Holland Bv Werkwijze en inrichting voor het doseren van een gasvormige brandstof.
JPH08249070A (ja) * 1995-03-08 1996-09-27 Daishin Kogyo Kenkyusho:Kk ガス流量コントロール装置
US5595163A (en) * 1995-06-06 1997-01-21 Hitachi America, Ltd. Apparatus and method for controlling the fuel supply of a gas-fueled engine
US5596969A (en) * 1995-10-02 1997-01-28 Cummins Engine Company, Inc. Flow conditioning gas mass sensor
US5676132A (en) * 1995-12-05 1997-10-14 Pulmonary Interface, Inc. Pulmonary interface system
US5881756A (en) * 1995-12-22 1999-03-16 Institute Of Gas Technology Process and apparatus for homogeneous mixing of gaseous fluids
US5809970A (en) * 1996-06-21 1998-09-22 Impco Technologies, Inc. Backup control for natural gas fueled internal combustion engine
US5887583A (en) * 1996-07-31 1999-03-30 Hauck Manufacturing Company Mass flow control system and method for asphalt plant
US6116259A (en) * 1996-08-05 2000-09-12 Texaco Inc. Method and apparatus for measuring and adjustably controlling vapor-liquid mixing ratio at pipe junctions
US5720266A (en) * 1996-09-03 1998-02-24 Hitachi America, Ltd., Research And Development Division Control system for a gaseous fuel internal combustion engine utilizing PID gain scheduling parameters
US6016832A (en) * 1997-04-16 2000-01-25 Woodward Governor Company Valve for controlling gas mass flow
US5873351A (en) * 1997-04-16 1999-02-23 Woodward Governor Company Gas mass flow control system
DE19720125C2 (de) * 1997-05-14 1999-02-25 Dau Hans Joerg Füllstandsmeßvorrichtung
SE512949C2 (sv) * 1999-04-15 2000-06-12 Haegglund Konsult Ab Reglersystem och förfarande för kvotstyrning jämte användning av ett reglersystem
US6571817B1 (en) * 2000-02-28 2003-06-03 Honeywell International Inc. Pressure proving gas valve
US6418954B1 (en) * 2001-04-17 2002-07-16 Mks Instruments, Inc. System and method for dividing flow
WO2009005098A1 (ja) 2007-07-03 2009-01-08 Hamamatsu Photonics K.K. 裏面入射型測距センサ及び測距装置
US7703435B2 (en) * 2008-04-28 2010-04-27 Ford Global Technologies, Llc System and control method for selecting fuel type for an internal combustion engine capable of combusting a plurality of fuel types
EP2386018A4 (en) * 2009-01-12 2013-01-23 Gas Tek Solutions Pty Ltd DEVICE FOR MODIFYING THE OUTPUT OF A SENSOR
US8991423B2 (en) 2010-05-10 2015-03-31 Go Natural Cng, Llc Fuel interface modules and related systems and methods
US8444041B2 (en) 2011-04-08 2013-05-21 Lincoln Global, Inc. Brazing system and method
CN103422997B (zh) * 2012-05-24 2016-06-08 北汽福田汽车股份有限公司 燃料供给系统、方法及包括该系统的汽车
US8807256B2 (en) 2012-11-21 2014-08-19 Trilogy Engineered Solutions, LLC Methods and systems for compressed natural gas (CNG)
CN103016167A (zh) * 2012-12-11 2013-04-03 山东绿环动力设备有限公司 天然气发电机系统
US9370839B2 (en) * 2013-09-25 2016-06-21 Lincoln Global, Inc. Apparatus and method for brazing
USD759229S1 (en) 2013-11-20 2016-06-14 Worthington Industries Fuel tank frame assembly
CN103628989A (zh) * 2013-11-28 2014-03-12 武汉市菱电汽车电子有限责任公司 基于单ecu同时控制的汽车cng和汽油双燃料供给系统
CN104454185A (zh) * 2014-10-23 2015-03-25 奇瑞汽车股份有限公司 一种双燃料汽车燃料供给控制方法及控制系统
US11226092B2 (en) 2016-09-22 2022-01-18 Utilization Technology Development, Nfp Low NOx combustion devices and methods
US11767811B2 (en) 2021-09-01 2023-09-26 American CNG, LLC Supplemental fuel system for compression-ignition engine

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2326205A (en) * 1940-08-03 1943-08-10 Nash Engineering Co Charge forming device
US2394297A (en) * 1943-02-25 1946-02-05 Lukens Steel Co Furnace air control system
US2926684A (en) * 1956-08-02 1960-03-01 Benjamin Clayton Fluid flow proportioning device
US3935851A (en) * 1973-12-26 1976-02-03 Chrysler Corporation Fuel metering system for spark ignition engines
US3890995A (en) * 1974-05-01 1975-06-24 Deere & Co Flow-sensing switch for backup steering system
US4125093A (en) * 1974-09-30 1978-11-14 Chrysler Corporation Solid state fluid flow sensor
US4019523A (en) * 1975-02-07 1977-04-26 Clark Justin S Method and apparatus for mixing gases
US4253428A (en) * 1978-12-29 1981-03-03 Billings Roger E Hydrogen fuel systems
US4280968A (en) * 1979-12-31 1981-07-28 Smeets Andreas L M T Gas carburettor to be mounted on a petrol carburettor of a combustion engine
US4277254A (en) * 1980-02-15 1981-07-07 Energy Systems, Incorporated Control system and apparatus for producing compatible mixtures of fuel gases
US4335697A (en) * 1980-04-08 1982-06-22 Mclean Kerry L Internal combustion engine dual fuel system
JPS5718446A (en) * 1980-07-09 1982-01-30 Hitachi Ltd Fuel feed device for internal combustion engine
US4411234A (en) * 1980-11-17 1983-10-25 Advanced Fuel Systems Fuel system for internal combustion engine
IT1146529B (it) * 1981-07-31 1986-11-12 Omt Off Mecc Tartarini Apparecchiatura per la formazione di una miscela aria-carburante gassoso,e per il controllo e la regolazione del rapporto di miscelazione aria-carburante di detta miscela
JPS5999055A (ja) * 1982-11-26 1984-06-07 Nippon Soken Inc 燃料制御装置
US4523461A (en) * 1983-05-02 1985-06-18 Air Sensors, Inc. Hot wire anemometer
JPS59147209U (ja) * 1984-02-18 1984-10-02 デンカエンジニアリング株式会社 計量不能流体を対象とするパルス列流量比率調節装置
DE8419349U1 (de) * 1984-06-28 1984-09-20 Motoren-Werke Mannheim AG vorm. Benz Abt. stationärer Motorenbau, 6800 Mannheim Mischer zum mischen von luft und brenngas, beispielsweise fuer verbrennungsmotoren
JPH0641802B2 (ja) * 1984-11-22 1994-06-01 山武ハネウエル株式会社 ボイラの制御装置
JPH06149159A (ja) * 1992-11-09 1994-05-27 Michiko Hirata 住居表示板構造体と住居表示板配設壁面構造体

Also Published As

Publication number Publication date
DE3689980T2 (de) 1994-10-27
DK421287A (da) 1988-02-22
ZA876045B (en) 1988-10-26
NZ218859A (en) 1990-05-28
NO873526L (no) 1988-02-22
KR880003232A (ko) 1988-05-14
EP0262259B1 (en) 1994-07-20
US4838295A (en) 1989-06-13
ATE108868T1 (de) 1994-08-15
AU593865B2 (en) 1990-02-22
DE3689980D1 (de) 1994-08-25
DK421287D0 (da) 1987-08-12
EP0262259A1 (en) 1988-04-06
KR900008969B1 (ko) 1990-12-15
JPS6353615A (ja) 1988-03-07
BR8700557A (pt) 1988-03-22
CA1276263C (en) 1990-11-13
AU6682786A (en) 1988-02-25
JP2837844B2 (ja) 1998-12-16

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