IT201900004639A1 - Metodo e sistema di iniezione per l'iniezione di acqua in un motore a combustione interna - Google Patents

Metodo e sistema di iniezione per l'iniezione di acqua in un motore a combustione interna

Info

Publication number
IT201900004639A1
IT201900004639A1 IT102019000004639A IT201900004639A IT201900004639A1 IT 201900004639 A1 IT201900004639 A1 IT 201900004639A1 IT 102019000004639 A IT102019000004639 A IT 102019000004639A IT 201900004639 A IT201900004639 A IT 201900004639A IT 201900004639 A1 IT201900004639 A1 IT 201900004639A1
Authority
IT
Italy
Prior art keywords
injection
water
combustion engine
internal combustion
injection system
Prior art date
Application number
IT102019000004639A
Other languages
English (en)
Inventor
Antonio Zito
Antonio Barbuto
Original Assignee
Magneti Marelli 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 Magneti Marelli Spa filed Critical Magneti Marelli Spa
Priority to IT102019000004639A priority Critical patent/IT201900004639A1/it
Priority to US16/826,600 priority patent/US11131275B2/en
Priority to EP20197291.6A priority patent/EP3789604B1/en
Priority to CN202010232263.0A priority patent/CN111749817A/zh
Priority to EP20166519.7A priority patent/EP3715614B1/en
Priority to JP2020060153A priority patent/JP7477340B2/ja
Publication of IT201900004639A1 publication Critical patent/IT201900004639A1/it

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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/025—Adding water
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/0221—Details of the water supply system, e.g. pumps or arrangement of valves
    • F02M25/0222—Water recovery or storage
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • 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
    • F02B47/00—Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines
    • F02B47/02—Methods of operating engines involving adding non-fuel substances or anti-knock agents to combustion air, fuel, or fuel-air mixtures of engines the substances being water or steam
    • 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
    • F02D19/12—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 non-fuel substances or with anti-knock agents, e.g. with anti-knock fuel
    • 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
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • 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
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/042—Introducing corrections for particular operating conditions for stopping the engine
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/0221—Details of the water supply system, e.g. pumps or arrangement of valves
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/0221—Details of the water supply system, e.g. pumps or arrangement of valves
    • F02M25/0224—Water treatment or cleaning
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/0227—Control aspects; Arrangement of sensors; Diagnostics; Actuators
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/025—Adding water
    • F02M25/028—Adding water into the charge intakes
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/022—Adding fuel and water emulsion, water or steam
    • F02M25/025—Adding water
    • F02M25/03—Adding water into the cylinder or the pre-combustion chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
    • F01N2610/146—Control thereof, e.g. control of injectors or injection valves
    • 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
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/06—Introducing corrections for particular operating conditions for engine starting or warming up
    • F02D41/062—Introducing corrections for particular operating conditions for engine starting or warming up for starting

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Fuel-Injection Apparatus (AREA)
IT102019000004639A 2019-03-28 2019-03-28 Metodo e sistema di iniezione per l'iniezione di acqua in un motore a combustione interna IT201900004639A1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT102019000004639A IT201900004639A1 (it) 2019-03-28 2019-03-28 Metodo e sistema di iniezione per l'iniezione di acqua in un motore a combustione interna
US16/826,600 US11131275B2 (en) 2019-03-28 2020-03-23 Injection method and system for the injection of water in an internal combustion engine
EP20197291.6A EP3789604B1 (en) 2019-03-28 2020-03-27 Injection method and system for the injection of water in an internal combustion engine
CN202010232263.0A CN111749817A (zh) 2019-03-28 2020-03-27 用于在内燃发动机中喷射水的喷射方法和***
EP20166519.7A EP3715614B1 (en) 2019-03-28 2020-03-27 Injection method and system for the injection of water in an internal combustion engine
JP2020060153A JP7477340B2 (ja) 2019-03-28 2020-03-30 内燃エンジン内に水を噴射するための噴射方法およびシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102019000004639A IT201900004639A1 (it) 2019-03-28 2019-03-28 Metodo e sistema di iniezione per l'iniezione di acqua in un motore a combustione interna

Publications (1)

Publication Number Publication Date
IT201900004639A1 true IT201900004639A1 (it) 2020-09-28

Family

ID=67002262

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102019000004639A IT201900004639A1 (it) 2019-03-28 2019-03-28 Metodo e sistema di iniezione per l'iniezione di acqua in un motore a combustione interna

Country Status (5)

Country Link
US (1) US11131275B2 (it)
EP (2) EP3715614B1 (it)
JP (1) JP7477340B2 (it)
CN (1) CN111749817A (it)
IT (1) IT201900004639A1 (it)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202000004474A1 (it) 2020-03-03 2021-09-03 Marelli Europe Spa Metodo di controllo di un motore elettrico che aziona una pompa per alimentare un liquido operatore a base acqua
DE102020119058B3 (de) 2020-07-20 2021-09-30 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Verbrennungsmotor mit einer Wassereinspritzung sowie Verfahren zum Betreiben eines solchen Verbrennungsmotors
CN115217675B (zh) * 2022-03-01 2024-03-08 广州汽车集团股份有限公司 发动机喷水***、发动机喷水***的控制方法及汽车

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DE102004054238A1 (de) * 2004-11-10 2006-05-11 Robert Bosch Gmbh Dosiersystem sowie Verfahren zum Betreiben eines Dosiersystems
EP2116700A1 (en) * 2008-05-09 2009-11-11 MAGNETI MARELLI POWERTRAIN S.p.A. Injection method and device for injecting a reducing substance into an exhaust system of an internal combustion engine
DE102016200694A1 (de) * 2016-01-20 2017-07-20 Robert Bosch Gmbh Verfahren zum Abgleichen eines Wasserdrucksensors einer Wassereinspritzvorrichtung und Wassereinspritzvorrichtung einer Brennkraftmaschine
WO2017137101A1 (de) * 2016-02-09 2017-08-17 Kautex Textron Gmbh & Co. Kg System zur bevorratung und zuführung einer hilfsflüssigkeit an eine brennkraftmaschine

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JPH08141551A (ja) * 1994-11-25 1996-06-04 Matsushita Electric Ind Co Ltd 水の浄化装置
US6196409B1 (en) 1995-07-05 2001-03-06 The Procter & Gamble Company Venting means
US6443104B1 (en) * 2000-12-15 2002-09-03 Southwest Research Institute Engine and method for controlling homogenous charge compression ignition combustion in a diesel engine
ITBO20040323A1 (it) * 2004-05-20 2004-08-20 Magneti Marelli Powertrain Spa Metodo di iniezione diretta di carburante in un motore a combustione interna
IT1399311B1 (it) * 2010-04-07 2013-04-16 Magneti Marelli Spa Metodo per determinare l'istante di chiusura di un iniettore elettromagnetico di carburante
EP2492128B1 (en) 2011-02-22 2013-08-07 Inergy Automotive Systems Research (Société Anonyme) Ammonia precursor storage system including a semi-permeable membrane
DE102012208936A1 (de) 2012-05-29 2013-12-05 Robert Bosch Gmbh Einspritzsystem, Abgasnachbehandlungseinrichtung
WO2016092665A1 (ja) 2014-12-11 2016-06-16 株式会社小松製作所 還元剤供給装置および還元剤供給装置の制御方法
DE102015208509A1 (de) 2015-05-07 2016-11-10 Robert Bosch Gmbh Verfahren zum Betrieb einer Vorrichtung zur Wassereinspritzung in eine Brennkraftmaschine
DE102016216570A1 (de) * 2016-09-01 2018-03-01 Bayerische Motoren Werke Aktiengesellschaft Zuführ-Vorrichtung für eine gefriergefährdete Flüssigkeit in eine Fluidleitung eines Kraftfahrzeugs
EP3333386B1 (en) * 2016-12-12 2019-08-28 Perkins Engines Company Limited Injector deposit dissolution system and method
FR3069195A1 (fr) 2017-07-18 2019-01-25 Plastic Omnium Advanced Innovation And Research Dispositif de ventilation pour un reservoir de liquide de vehicule.
FR3069196B1 (fr) 2017-07-18 2021-12-24 Plastic Omnium Advanced Innovation & Res Dispositif de ventilation pour un reservoir de liquide de vehicule equipe d'une membrane

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Publication number Priority date Publication date Assignee Title
DE102004054238A1 (de) * 2004-11-10 2006-05-11 Robert Bosch Gmbh Dosiersystem sowie Verfahren zum Betreiben eines Dosiersystems
EP2116700A1 (en) * 2008-05-09 2009-11-11 MAGNETI MARELLI POWERTRAIN S.p.A. Injection method and device for injecting a reducing substance into an exhaust system of an internal combustion engine
DE102016200694A1 (de) * 2016-01-20 2017-07-20 Robert Bosch Gmbh Verfahren zum Abgleichen eines Wasserdrucksensors einer Wassereinspritzvorrichtung und Wassereinspritzvorrichtung einer Brennkraftmaschine
WO2017137101A1 (de) * 2016-02-09 2017-08-17 Kautex Textron Gmbh & Co. Kg System zur bevorratung und zuführung einer hilfsflüssigkeit an eine brennkraftmaschine

Also Published As

Publication number Publication date
CN111749817A (zh) 2020-10-09
JP7477340B2 (ja) 2024-05-01
EP3789604A1 (en) 2021-03-10
EP3789604B1 (en) 2021-12-22
EP3715614A1 (en) 2020-09-30
US20200309068A1 (en) 2020-10-01
JP2020165429A (ja) 2020-10-08
EP3715614B1 (en) 2021-05-05
US11131275B2 (en) 2021-09-28

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