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WO/2006/018699A2 |
One aspect of the invention relates to cooled internal EGR. Cooled internal EGR is achieved by selectively admitting exhaust to an intake manifold. A heat exchanger is used to cool the exhaust within the intake manifold. Another aspect o...
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WO/2006/017321A2 |
A fuel supply system (1) is disclosed for use with an internal combustion engine or a fuel cell system (408). The fuel supply system may include a water supply (4) for supplying water; a fuel supply (3) for supplying fuel; a fuel reforme...
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WO/2005/121522A1 |
An internal combustion engine performing each stroke of suction, compression, explosion, expansion, and exhaustion in a variable volume operation chamber formed between a housing and a piston. The engine has a fixed volume independent co...
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WO/2005/119015A1 |
A system for controllably generating mechanical power from a piston engine, wherein the system includes: a piston slidably engagable with a cylinder so as to define a chamber being variable between a relative minimum volume, and, a relat...
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WO/2005/095768A1 |
An electric control device (70) for an internal combustion engine (10) enabling premixed compression self-ignition operation, wherein a mixture containing air and a fuel injected from an injector (37) is formed in a combustion chamber (2...
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WO/2005/090772A1 |
Device, systems and methods for introducing water into the combustion chamber of an internal combustion engine, incorporating an injector and a heater, are shown and described. The injector is configured to inject water at a pulse rate a...
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WO/2005/079418A2 |
A dynamically re-configurable multi-stroke internal combustion engine, comprised of programmable computer processor controlled engine components for decoupling the four classic strokes of an internal combustion engine and electronically ...
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WO/2005/080781A1 |
A motor has an engine block with cylinders arranged to fire in a firing order. A recirculation system delivers combusted mixture from a cylinder which has just fired to at least partly mix with fuel for the next cylinder in the firing or...
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WO/2005/078257A1 |
This invention relates to the method of pressure feeding any liquid fuel which in this process is being decomposed into its constituent gases, and its object is to provide gaseous fuel in an on-board installation which may be employed in...
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WO/2005/071249A1 |
A method of compressing a medium in the combustion chamber of a combustion engine, by which method a liquid, in the state of a spray, is introduced into the compression chamber during a compression stroke, the liquid is pressurized and h...
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WO/2005/071230A2 |
An improved internal combustion engine of the four-stroke variable volume type operates by refraining from introducing substantial fuel into the working medium during the compression stroke until substantially maximum pressure of the wor...
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WO/2005/071238A2 |
High compression ratio, homogeneous charge compression ignition engines. In one aspect the engine is dual mode utilizing spark ignition at high load levels including the addition of hydrogen or a hydrogen/carbon monoxide mixture. In anot...
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WO/2005/052337A1 |
The invention relates to internal combustion engines. A mode of operation of the engine consists in that a volume of a fuel-air mix and (or) a volume of air in a chamber of combustion is adjusted by means of change of quantity of exhaust...
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WO/2005/049988A1 |
The invention relates to a combustion method for a reciprocating engine which is adapted to operate with a high level of recirculated burnt gases. According to the invention, during the suction stroke of the piston, a gaseous mass is cre...
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WO/2005/047666A1 |
The invention relates to a method during which exhaust is retained inside the combustion chamber of a combustion engine and is compressed during a charge cycle, whereby a first quantity of fuel is injected into the retained exhaust by me...
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WO/2005/045224A2 |
The invention relates to a device and method for the thermal regulation of recirculated exhaust gases from a motor vehicle. The inventive device comprises main means (16) for heat exchange between the recirculated gases (12) and a heat-t...
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WO/2005/040578A1 |
The invention relates to a method for optimizing engine braking in a drive unit, particularly used for motor vehicles, comprising an internal combustion engine consisting of a crankshaft, and an exhaust gas turbine which is connected to ...
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WO/2005/031144A1 |
The invention relates to a combustion engine unit comprising: a combustion engine; a device for humidifying the intake air of the combustion engine through which the intake air and water flow and come into contact with one another; a dev...
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WO/2005/031135A1 |
Disclosed is a method for delivering a medium that is combustible in an internal combustion engine. According to said method, combustion air is fed before and/or at least temporarily along with the medium and is compressed in the combust...
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WO/2004/111417A1 |
A method for reducing required octane number and spark ignition gasoline engine system with hydrogen-enhanced knock resistance. The method includes the addition of hydrogen or hydrogen-rich gas containing carbon monoxide to gasoline. Oct...
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WO/2004/101984A2 |
A fuel processing device (100) has a magnetic coupling (300) that transfers rotational energy from a motor (500) to a fuel homogenizer (400). The magnetic coupling (300) has magnetic members (336, 338) that may be isolated from contact w...
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WO/2004/092561A1 |
The invention relates to the internal exhaust gas recirculation in an internal combustion engine comprising gas exchange valves that are periodically controlled by a camshaft (22) according to the four-stroke principle. According to the ...
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WO/2004/090301A1 |
The invention relates to a self-igniting petrol internal combustion engine comprising at least one cylinder (1), a cylinder head (2) closing the cylinder (1), a piston (3) mounted in the cylinder (1) in a sliding manner, a combustion cha...
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WO/2004/088109A1 |
The invention relates to a method for operating an internal combustion engine consisting in directly injecting fuel in a combustion chamber as pre-injection main injection and optionally post-injection, with the aid of an injector nozzle...
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WO/2004/067933A2 |
A power generator provides power with minimal C02, NOx, CO, CH4, and particulate emissions and substantially greater efficiency as compared to traditional power generation techniques. Specifically nitrogen is removed from the combustion ...
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WO/2004/067945A1 |
The present invention relates to an arrangement and a method for recirculation of exhaust gases of a combustion engine (1). The arrangement comprises a return line (8) which enables recirculation of exhaust gases from the combustion engi...
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WO2003067051A9 |
The invention concerns an environment-friendly internal combustion engine, characterized by its operating mode which eliminates fuel compression time, increases engine performance, with the possibility for the novel design engine to prov...
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WO/2004/044406A1 |
An EGR equipped internal combustion engine (20, 220) is controlled to maximize the beneficial effects and minimize the detrimental effects of EGR on engine operation. Specifically, at least one parameter indicative of the O2 concentratio...
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WO/2004/042215A1 |
The invention relates to an apparatus for an internal combustion engine which for each cylinder with associated piston has at least one inlet valve and at least one exhaust valve (10) for controlling the connection between the combustion...
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WO/2004/031557A1 |
Disclosed is a method of operating an internal combustion engine using exhaust gas recirculation(EGR) in combination with directly injected gaseous fuels that are burned within the engine in astratified combustion mode. An engine with EG...
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WO/2003/104636A1 |
A device and a method to extract mechanical energy in combination with heat and/or cooling from a combustion engine (2), to which fuel and air is fed, whereby water is added to the combustion engine's inlet air prior to combustion. The c...
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WO/2003/104637A1 |
A method of reducing the amount of Nox produced by a diesel engine, by injecting a heat sink fluid into the combustion chamber after commencement of a combustion cycle, and before the natural cessation of Nox production during the same c...
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WO/2003/089780A1 |
A method for spraying an aqueous liquid into the air intake duct (2) of a turbocharged piston engine (1) for humidifying the intake air to reduce nitrogen oxide emissions. In a first stage in the method, the intake air is heated by a hea...
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WO/2003/089776A1 |
A method for controlling a spraying apparatus, especially a spraying apparatus designed for the humidification of intake air, said apparatus comprising at least two spraying nozzles (1a, 1b, 1c, 1d) for injecting liquid into the intake a...
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WO/2003/078819A1 |
Method of reducing nitrogen oxide (NOx) emissions in a supercharged piston engine (1), in which the pressure of the combustion air is increased to a level higher than that of the ambient pressure by means of a supercharger equipment (2) ...
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WO/2003/074638A1 |
Emulsions of a hydrocarbon and water in which the hydrocarbon preferably is a Fischer-Tropsch derived hydrocarbon fuel and in which emulsion a major portion of the hydrocarbon has particle sizes of 1 micron or less produce reduced partic...
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WO/2003/064837A1 |
The invention is intended to provide improved emission-cleaning performance by use of a three-way catalyst alone, without the need for a lean NOx catalyst, while ensuring a fuel economy improvement effect of lean burn operation. A multic...
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WO/2003/064843A1 |
A fuel system for feeding a non-stable emulsified fuel to a diesel engine, the improvement comprising a non-stable oil-in-water emulsion in which at least 90 per cent of the droplets are less than 1 micrometer in diameter and the mixing ...
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WO/2003/064844A1 |
A method and apparatus for reducing the emissions and improving the performance of an internal combustion engine (40). An input air stream is separated into an oxygen-enriched air stream and a nitrogen-enriched air stream. The nitrogen-e...
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WO/2003/064838A1 |
For the purpose of improving the fuel efficiency by lean combustion and enhancing the fuel efficiency improvement effects by performing compression ignition efficiently in some cylinders, a multi-cylinder spark ignition engine is constru...
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WO/2003/052244A1 |
The invention relates to a heading gas injection system (HGIS) direct injection system. The invention makes it possible to atomize fuel mixtures and fuels of all types and to directly inject them into the combustion chamber of a mixture-...
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WO/2003/050402A1 |
High-efficiency combustion engines, including Otto cycle engines, use a steam-diluted fuel charge at elevated pressure. Air is compressed, and water is evaporated into the compressed air via the partial pressure effect using waste heat f...
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WO/2003/042521A2 |
A hydrogen enhanced gasoline engine system using high compression ratio is optimized to minimize NOx emissions, exhaust aftertreatment catalyst requirements, hydrogen requirements, engine efficiency and cost. In one mode of operation the...
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WO/2003/040540A1 |
The invention relates to a method for carrying out an internal exhaust gas recirculation to the combustion chamber of a Diesel internal combustion engine according to which the inlet valve is briefly opened during the exhaust cycle. Acco...
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WO/2003/038264A1 |
A method of conditioning a fuel charge delivered by a fuel injector into a combustion zone comprises directing combusted fluids from the combustion zone to mix with an injected fuel charge prior to the charge entering the combustion zone...
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WO/2003/031784A1 |
In a double-ended barrel engine, a compression cylinder (3) and a combustion cylinder (2) share a common axis, with a combustion piston (20) and a compression piston (21) being interconnected by a connecting rod (22). The compression end...
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WO/2003/029625A1 |
The invention relates to a method and assembly for operating an internal combustion engine, the method comprising the steps of combusting a gas mixture containing fuel and oxygen in the combustion spaces of the engine (12), removing the ...
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WO/2003/029627A1 |
A method for controlling an internal combustion engine, and an internal combustion engine, comprising at least one cylinder (1), a reciprocating piston (16) arranged in the cylinder (1), a combustion chamber (15) delimited by the cylinde...
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WO/2003/022364A1 |
A method for producing a mist in a spray head (1), especially for fire-fighting purposes or for humidification of intake air, in which method a medium, preferably an extinguishing medium, is supplied under pressure into the chamber (2) o...
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WO/2003/008780A1 |
Combined fuel cell - piston engine plant (1) comprising a internal combustion piston engine unit (2) having at least a process input gas inlet (4) and a process output gas outlet (5), a turbo-charging system (6) having at least a process...
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