WO2016005487A1 - Procédé pour introduire du gaz naturel comprimé (gnc) dans une chambre de combustion - Google Patents

Procédé pour introduire du gaz naturel comprimé (gnc) dans une chambre de combustion Download PDF

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Publication number
WO2016005487A1
WO2016005487A1 PCT/EP2015/065676 EP2015065676W WO2016005487A1 WO 2016005487 A1 WO2016005487 A1 WO 2016005487A1 EP 2015065676 W EP2015065676 W EP 2015065676W WO 2016005487 A1 WO2016005487 A1 WO 2016005487A1
Authority
WO
WIPO (PCT)
Prior art keywords
cng
internal combustion
injector device
combustion engine
engine
Prior art date
Application number
PCT/EP2015/065676
Other languages
German (de)
English (en)
Inventor
Matthias Thewes
Original Assignee
Fev Gmbh
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 Fev Gmbh filed Critical Fev Gmbh
Priority to DE112015003172.3T priority Critical patent/DE112015003172A5/de
Publication of WO2016005487A1 publication Critical patent/WO2016005487A1/fr

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
    • 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
    • F02M21/0248—Injectors
    • F02M21/0275—Injectors for in-cylinder direct injection, e.g. injector combined with spark plug
    • 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
    • F02D19/024—Control of components of the fuel supply system to adjust the fuel mass or volume flow by controlling fuel injectors
    • 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
    • F02D41/0027—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures the fuel being gaseous
    • 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
    • F02D41/30—Controlling fuel injection
    • F02D41/3094—Controlling fuel injection the fuel injection being effected by at least two different injectors, e.g. one in the intake manifold and one in the cylinder
    • 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
    • F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
    • F02M21/0215—Mixtures of gaseous fuels; Natural gas; Biogas; Mine gas; Landfill gas
    • 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
    • F02M21/0284—Arrangement of multiple injectors or fuel-air mixers per combustion chamber
    • 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

Definitions

  • the present invention relates to a method for introducing CNG into a combustion chamber of an internal combustion engine, as well as a computer program product and an internal combustion engine.
  • FIG. 1 is a diagram of an operating strategy of a third generation 1.8 l internal combustion engine of a German
  • the y-axis shows the effective mean pressure in bar and the x-axis the engine speed in rpm.
  • the lower or darker area in the diagram indicates the intake manifold injection area and the lighter area the direct injection area. As can be seen in Fig. 1, there is no intake manifold injection at full load operation of the internal combustion engine.
  • FIG. 2 shows a diagram for an operating strategy of an internal combustion engine from the year 2007 of a Japanese premium automobile manufacturer.
  • the effective mean pressure in bar and on the x-axis, the engine speed is given in 1 / min.
  • CNG compressed natural gas
  • a compressed natural gas in combination with other fuels, such as gasoline, diesel or alcohol, can be introduced by means of a direct injection jet or a suction port injection into a combustion chamber of an internal combustion engine.
  • An object of the present invention is to provide an improved method for introducing CNG into a combustion chamber. It is an object of the invention to provide a method for introducing CNG into a combustion chamber with good efficiency available. It is also an object of the invention to increase the maximum range with a tank filling by the improved method for introducing CNG into a combustion chamber.
  • the invention proposes a method for introducing CNG into a combustion chamber of an internal combustion engine with a dual injection system, wherein a quantity of CNG to be introduced via a first CNG injector device into an intake system upstream of at least one intake valve of a cylinder of the internal combustion engine and / or via a second CNG Injektorvorides is injected directly into the combustion chamber of the respective cylinder, with the following steps: - detecting at least one operating parameter of the internal combustion engine,
  • the term internal combustion engine can in this case describe an internal combustion engine of a motor vehicle.
  • the internal combustion engine may be a gasoline engine, a diesel engine, a natural gas engine or even an internal combustion engine, which has the ability to switch between two or more operating principles, for example between diesel and Otto principle.
  • the intake system upstream of at least one intake valve which is sometimes referred to as intake tract, in this case comprises the intake ports, the intake manifold, the intake manifold and the collector of an internal combustion engine.
  • intake tract in this case comprises the intake ports, the intake manifold, the intake manifold and the collector of an internal combustion engine.
  • combustion chamber designates the gas-filled space adjacent to the piston during ignition in which the combustion takes place.
  • the amount of CNG to be introduced into the combustion chamber of an internal combustion engine can be injected directly into this and / or in the intake manifold of the cylinder.
  • a faster build-up of the torque to the maximum torque can be achieved, especially at low engine speeds, in which the fuel is additionally or alternatively directly injected and a valve timing strategy with large overlap, the so-called scavenging , is used .
  • a constant maximum output can still be provided, in particular by injecting fuel into the intake manifold becomes .
  • the method can also be used for a fuel, for example gasoline, diesel, alcohol, LPG (liquefied petroleum gas) in combination with CNG.
  • the fuel supply and / or the operating pressure and / or the engine speed and / or the engine load is used as the operating parameter of the internal combustion engine.
  • the operating pressure of the CNG can be used to check the amount of CNG present, as the CNG operating pressure can also be reduced when the tank is empty.
  • an operating strategy can be designed such that, depending on the operating parameter of the CNG, for example, depending on the tank pressure, the CNG to be introduced either via the first CNG injector and / or the second CNG injector device is injected into the combustion chamber of the internal combustion engine.
  • the amount of CNG to be introduced is injected exclusively via the first CNG injector device if the CNG operating pressure is below a first predefinable limit value and / or the tank supply is below a second predefinable limit value.
  • These limit values can be specified, for example, depending on the injector devices used.
  • a method for introducing CNG into a combustion chamber of an internal combustion engine with double injection system wherein a CNG quantity to be introduced in each case via a first CNG Injektorvorides in an intake system upstream of at least one inlet valve of a cylinder of the internal combustion engine and / or via a second CNG injector device is injected into the combustion chamber of the respective cylinder, the internal combustion engine for cooling the second CNG Injektorvorides by the CNG to be introduced at a injection of a CNG amount to be introduced always with a minimum amount of CNG on the second CNG Injector device and / or a plausible- control duration of the second CNG device is driven.
  • the minimum drive duration of the second CNG injector device may be about 0.05 ms to about 0.7 ms in one embodiment. According to one embodiment, it can be ensured that the second CNG injector device is sufficiently cooled with an amount of CNG to be introduced directly into the combustion chamber in order to avoid overheating and thereby damage to the second CNG injector device.
  • the amount of CNG to be introduced is injected via the second CNG injector device alone in a lower speed range and in an upper load range of the internal combustion engine, whereby a partial overlapping of opening times of the inlet and outlet valves of the respective cylinder is made possible becomes .
  • the amount of CNG to be introduced takes place only via the second CNG injector device.
  • the amount of CNG to be introduced is injected via the first CNG injector device and the second injector device, in particular at high load and high rotational speeds of the internal combustion engine, for. B.
  • the amount of CNG to be introduced is injected via the first CNG injector device and the second CNG injector device when the effective mean pressure is greater than or equal to 10 bar and the rotational speed is greater than or equal to 2500 l / min. In this way, the range of the motor vehicle can be achieved as in an injection of the CNG quantity to be introduced via the first CNG injector device alone.
  • the amount of CNG to be introduced can be injected into the combustion chamber of the internal combustion engine as follows: at an operating parameter of the CNG at a normal level, for example at a tank pressure of about 16 bar or more, the amount of CNG to be introduced can exceed the first CNG injector device and / or the second CNG injector device are introduced into the combustion chamber.
  • an injection of the amount of CNG to be introduced may depend on the efficiency of the internal combustion engine.
  • the amount of CNG to be introduced may enter the combustion chamber in another way introduced, for example via the first CNG injector device and / or the second CNG injector device.
  • an injection of the CNG amount to be introduced for example, depend on the efficiency of the internal combustion engine.
  • One embodiment provides, for example, that the CNG quantity to be introduced is injected into the combustion chamber via the second CNG injector device with a decreasing tank pressure and / or a reduction in the tank supply with a decreasing, but still predominant proportion.
  • the amount of fuel which can be introduced directly into the combustion chamber will decrease, for example, as the pressure decreases, and at some point would no longer be sufficient to keep the power output of the internal combustion engine constant.
  • the duration of injection create There is the possibility to compensate in a certain margin by changing the duration of injection create.
  • the injection quantity via the second CNG injector device may also decrease with decreasing tank pressure, whereas that of the first CNG injector device may increase.
  • the base load of the internal combustion engine can also increase from the first CNG injector device, in particular according to one embodiment alone.
  • the invention relates to a computer program product comprising at least one program part which, when loaded in a motor controller, is designed to carry out a method as described above.
  • the computer program preferably has the option of acting as a self-learning program.
  • an internal combustion engine with an engine control system which has the method described above implemented in a control device, preferably in an engine control device.
  • the invention further relates to the use of an above-described internal combustion engine in a motor vehicle.
  • Fig. 2 is a diagram of an operating strategy of another internal combustion engine according to the prior art
  • FIG 3 shows a half section of a section of an internal combustion engine.
  • FIG. 4 shows a diagram of an operating strategy for introducing CNG into a combustion chamber of an internal combustion engine according to FIG.
  • FIG. 5 is a schematic drawing of a motor vehicle with an internal combustion engine and a motor controller.
  • FIG. 1 and FIG. 2 have each been fully appreciated in the introduction to the description, which is referred to in the context of the disclosure.
  • Fig. 3 shows an internal combustion engine 10, which may be formed for example as a natural gas engine, gasoline engine or diesel engine.
  • the internal combustion engine 10 includes one or more cylinders 12, for which an operating strategy is shown by way of example in FIG.
  • a combustion chamber 14 of the cylinder 12 is fed via a suction pipe 16 fresh air.
  • the intake manifold 16 is fuel in the form of CNG
  • the air-fuel mixture produced in this way in the intake manifold 5 is via an inlet valve 20 in an intake of the cylinder 12 the
  • Combustion chamber 14 is supplied. Via a second CNG injector device 22, fuel in the form of CNG can also be fed directly to the combustion chamber 14.
  • the exhaust gas formed during combustion of the air / fuel mixture in the combustion chamber 14 is discharged via an exhaust valve 24 into an exhaust line 26 during a Ausschiebetaktes.
  • a sensor 30 detects an operating parameter of the internal combustion engine.
  • the operating parameter may be, for example, a tank supply and / or an operating pressure.
  • the detected operating parameter is supplied to a motor controller 32.
  • the engine controller 32 controls the first CNG injector device 18 and the second CNG injector device 22 Injection of fuel. This control can be done depending on the engine load and the engine speed. Furthermore, the activation of the first CNG injector device 18 and the second CNG injector device 22 can be effected as a function of the tank supply or the CNG operating pressure.
  • the engine control unit 32 can also be supplied, for example, with consumption of the CNG, emission of the internal combustion engine and / or route information. For example, the consumption of the CNG, the emission of the engine and / or route information may also be detected by the sensor 30 before a CNG amount to be introduced via the first CNG injector device 18 and / or the second
  • Injector device 22 is injected.
  • the first CNG injector device 18 and the second CNG injector device 22 By using the first CNG injector device 18 and the second CNG injector device 22, a so-called double injection system or dual injection system is formed. This makes it possible for a quantity of CNG necessary for combustion to be injected both into the intake manifold 16 by means of the first CNG injector device 18 and into the combustion chamber 14 directly by means of the second CNG injector device 22.
  • the first CNG injector device 18 is formed as a low pressure injector device and, as shown in FIG. 3, arranged in front of the inlet valve 20 in the intake manifold 16.
  • the second CNG injector device 22 is designed, for example, as a high-pressure injector device. The amount of CNG to be introduced can be injected into the combustion chamber 14 either through the first CNG injector device 18, through the second CNG injector device 22, or through both CNG injector devices 18, 22.
  • the internal combustion engine 10 is preferably driven with a minimum amount of CNG and / or a designedan Kunststoffdauer when injecting a CNG amount to be introduced via the second CNG injector device 22. Thereby, the second CNG injector device 22 is cooled by the CNG to be introduced.
  • FIG. 4 shows a diagram of an operating strategy for an internal combustion engine 10 according to FIG. 3.
  • the y-axis represents the effective mean pressure in bar and the x-axis the engine speed in rpm.
  • Fig. 4 it can be seen that in a lower speed range and an upper load range of Internal combustion engine is injected with the CNG amount to be introduced via the second CNG injector device 22, wherein a partial overlap of opening times of the inlet and outlet valves of the respective cylinder is made possible. This is possible, for example, even at low operating pressures of the CNG, since the available injection duration is long enough.
  • FIG. 4 shows a diagram of an operating strategy for an internal combustion engine 10 according to FIG. 3.
  • the y-axis represents the effective mean pressure in bar and the x-axis the engine speed in rpm.
  • the amount of CNG to be introduced is injected via the first CNG injector device 18 and / or via the second injector device 22, in particular under high load and high rotational speeds of the internal combustion engine.
  • the following procedure is followed, depending on the operating parameter of the CNG: In a normal operating parameter of the CNG, for example at a tank pressure of approximately 16 bar as the reference pressure and more, injection into the combustion chamber 14 preferably takes place via the second CNG injector device 18 or by means of a combination of the two CNG injector devices 18, 22, for example as a function of the efficiency of the internal combustion engine.
  • a low operating pressure of the CNG for example below a reference pressure of the tank pressure, for example 16 bar tank pressure, such as between 5 bar and 15 bar
  • an injection takes place into the combustion chamber 14 via the first CNG injector device 18, via the second CNG Injector device 22 or by means of a combination of the two CNG injector devices 18, 22, for example, depending on the efficiency of the internal combustion engine.
  • a larger amount of the CNG to be introduced is injected via the first CNG injector device 18, because, for example, due to a low operating pressure of the CNG, the injection duration through the second CNG injector 22 becomes longer.
  • FIG. 5 shows a schematic drawing of a motor vehicle 34.
  • the motor vehicle 34 comprises an internal combustion engine 10.
  • the internal combustion engine 10 has an engine control 36.
  • the motor control 36 is a computer unit with a storage medium 38.
  • the storage medium 38 may, for example, a random access memory module, abbreviated RAM, a read Only memory module, abbreviated ROM, a CD, a DVD, a hard disk or the like.
  • a computer program product 40 is stored on the memory module 38.
  • the computer program product 40 may comprise program parts having an operating strategy according to FIG. 4 include.
  • the engine controller 36 may control the engine 10 in response to an operating parameter of the engine.
  • the invention can be described by one of the following feature groups: the feature groups can be combined with one another and also individual features of a feature group can be combined with one or more features of one or more other feature groups and / or one or more of the previously described embodiments are.
  • a method for introducing CNG into a combustion chamber of a dual injection engine wherein a CNG quantity to be introduced in each case via a first CNG Injektorvoriques in a suction pipe of a cylinder of the internal combustion engine and / or via a second CNG injector device into a combustion chamber of the respective cylinder is injected, with the following steps:
  • Tank supply and / or operating pressure is used.
  • CNG injector device is cooled by the CNG to be introduced.
  • Injector device is injected, especially at high load and high speeds of the internal combustion engine.
  • Computer program product comprising at least one program part which, when loaded in a motor controller, is designed to carry out a method according to one of the numbers 1 to 5.
  • Internal combustion engine with a first and a second CNG injection device and an engine control with an implemented method according to one of the numbers 1 to 5.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

Abstract

Procédé pour introduire du gaz naturel comprimé (GNC) dans une chambre de combustion (14) d'un moteur à combustion interne (10) à système de double injection. Une quantité de gaz naturel comprimé (GNC) à injecter est injectée, par l'intermédiaire d'un premier dispositif injecteur de gaz naturel comprimé (GNC) (18) dans un tube d'aspiration (5) d'un cylindre (12) du moteur à combustion interne (10) et/ou par l'intermédiaire d'un second dispositif injecteur de gaz naturel comprimé (GNC) (22) dans une chambre de combustion (14) du cylindre (12) respectif. Ce procédé comprend les étapes consistant: à détecter un paramètre de fonctionnement du gaz naturel comprimé (GNC), à évaluer ledit paramètre de fonctionnement du gaz naturel comprimé (GNC), à injecter la quantité de gaz naturel comprimé (GNC) à injecter en fonction dudit paramètre, par l'intermédiaire du premier dispositif injecteur de gaz naturel comprimé (GNC) (18) et/ou du second dispositif injecteur de gaz naturel comprimé (GNC) (22). En outre, l'invention concerne également un moteur à combustion interne équipé d'un premier (18) et d'un second (22) dispositif injecteur de gaz naturel comprimé (GNC), qui est mis en oeuvre selon ledit procédé.
PCT/EP2015/065676 2014-07-09 2015-07-09 Procédé pour introduire du gaz naturel comprimé (gnc) dans une chambre de combustion WO2016005487A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112015003172.3T DE112015003172A5 (de) 2014-07-09 2015-07-09 Verfahren zum Einbringen von CNG in einem Brennraum

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014010127.4 2014-07-09
DE102014010127.4A DE102014010127A1 (de) 2014-07-09 2014-07-09 Verfahren zum Einbringen von CNG in einen Brennraum

Publications (1)

Publication Number Publication Date
WO2016005487A1 true WO2016005487A1 (fr) 2016-01-14

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
GB2606772A (en) * 2021-05-21 2022-11-23 Diffusion Tech Limited Fluid introduction system and method
WO2023028626A1 (fr) * 2021-09-03 2023-03-09 Innio Jenbacher Gmbh & Co Og Moteur à combustion interne et procédé de fonctionnement de moteur à combustion interne
CH719504A1 (de) * 2022-03-15 2023-09-29 Liebherr Machines Bulle Sa Verfahren zum Betrieb eines Gasmotors mit Kraftstoffversorgungsvorrichtung mit Selektionsmöglichkeit zur Direkteinspritzung und/oder Luftpfadeinspeisung von Kraftstoff.

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Publication number Priority date Publication date Assignee Title
DE102019003464A1 (de) * 2019-05-15 2020-11-19 Daimler Ag Verfahren zum Betreiben einer Verbrennungskraftmaschine eines Kraftfahrzeugs
DE102020127020B3 (de) 2020-10-14 2022-03-17 Hochschule Heilbronn Gaseinblasevorrichtung für eine Hubkolbenbrennkraftmaschine

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WO2006079172A1 (fr) * 2005-01-27 2006-08-03 Orbital Engine Company (Australia) Pty Limited Systeme d’injection de carburant pour moteur a combustion interne
DE102007036958A1 (de) * 2007-08-06 2009-02-12 Continental Automotive Gmbh Einblasvorrichtung für gasförmigen Kraftstoff in einen Verbrennungsmotor, zugehöriges Verfahren sowie Steuergerät
US20120174891A1 (en) * 2011-01-12 2012-07-12 GM Global Technology Operations LLC Bi-fuel engine including system and method for reducing component temperature
WO2014094148A1 (fr) * 2012-12-20 2014-06-26 Westport Power Inc. Stratégies d'injection de combustible en milieu de cycle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006079172A1 (fr) * 2005-01-27 2006-08-03 Orbital Engine Company (Australia) Pty Limited Systeme d’injection de carburant pour moteur a combustion interne
DE102007036958A1 (de) * 2007-08-06 2009-02-12 Continental Automotive Gmbh Einblasvorrichtung für gasförmigen Kraftstoff in einen Verbrennungsmotor, zugehöriges Verfahren sowie Steuergerät
US20120174891A1 (en) * 2011-01-12 2012-07-12 GM Global Technology Operations LLC Bi-fuel engine including system and method for reducing component temperature
WO2014094148A1 (fr) * 2012-12-20 2014-06-26 Westport Power Inc. Stratégies d'injection de combustible en milieu de cycle

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2606772A (en) * 2021-05-21 2022-11-23 Diffusion Tech Limited Fluid introduction system and method
WO2023028626A1 (fr) * 2021-09-03 2023-03-09 Innio Jenbacher Gmbh & Co Og Moteur à combustion interne et procédé de fonctionnement de moteur à combustion interne
CH719504A1 (de) * 2022-03-15 2023-09-29 Liebherr Machines Bulle Sa Verfahren zum Betrieb eines Gasmotors mit Kraftstoffversorgungsvorrichtung mit Selektionsmöglichkeit zur Direkteinspritzung und/oder Luftpfadeinspeisung von Kraftstoff.

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DE102014010127A1 (de) 2016-01-14

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