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Patent Searching and Data


Matches 351 - 400 out of 2,280

Document Document Title
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...  
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...  
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...  
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...  
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...  
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) ...  
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...  
WO/2003/067051A1
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...  
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...  
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 ...  
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...  
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...  
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-...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
WO2002046610A3
The closed cycles based on the energy triangle rely upon energy generators in which the force, constituted of velocity and weight of the agent, does work, being the isoenergetic transformation, upon the agent, increasing its internal ene...  
WO/2003/002857A1
A four stroke spark ignition internal combustion engine (10) is de scribed that is capable of operating in a controlled auto-ignition mode. When an engine cylinder is operated in the controlled auto-ignition mode, the exhaust valve is op...  
WO/2002/095210A1
A method for fuel injection in a four-stroke combustion engine (1) of piston-and-cylinder type with compression ignition, whereby a specified fuel quantity is supplied to a combustion chamber (2) for each working cycle, and whereby EGR g...  
WO2002042730A3
The invention relates to a method for supplying an internal combustion engine with conditioned combustion gas, involving the supply of humidity and/or temperature-conditioned combustion gas. The aim of this method is to largely enable th...  
WO/2002/086297A1
The present invention relates to a method of operating a four-stroke internal combustion engine comprising the steps of: closing an exhaust valve (16) prior to the end of the exhaust stroke to trap combusted gases in a combustion chamber...  
WO/2002/084092A1
The invention provides an internal combustion prime mover system which achieves an increased output and an improved thermal efficiency by increasing the fuel injection rate while maintaining the combustion highest temperature in the cyli...  
WO/2002/084088A1
A multiple cylinder internal combustion engine having a plurality of cylinders and a single common crank shaft, wherein part of combustion (expansion) gas produced in the period of the first half of the explosion (expansion) stroke in an...  
WO/2002/081882A1
The object of the invention is to provide an operating method of an internal combustion engine with critical water injection, in which the advantage of critical water is positively utilized to increase engine efficiency and output in add...  
WO/2002/081602A1
A method for forming a water/fuel mixture includes heating a water stream to a temperature of at least about 260° C (500° F) and a pressure of at least about 150psig (10.2 atmospheres gauge) and combining it with a fuel stream, optiona...  
WO/2002/075141A1
The invention relates to a device for humidifying the intake air of internal combustion engines that are equipped with a turbocharger. The device comprises a humidifying unit (14, 16) through which the intake air and humidifying liquid f...  
WO/2002/073013A1
The invention relates to a method for cleaning exhaust gases from a combustion engine, in which method humid air is fed into the combustion chamber of the combustion engine. In order to reduce nitrogen emissions effectively, particularly...  
WO/2002/048522A1
A diesel engine (20) has a plurality of combustion chambers (22) with a piston (24). The engine has pressure sensors (26) in the chambers (22) and a position sensor (28) for sensing the crankshaft angle. A first comparator (36) adapted t...  
WO/2002/046610A2
The closed cycles based on the energy triangle rely upon energy generators in which the force, constituted of velocity and weight of the agent, does work, being the isoenergetic transformation, upon the agent, increasing its internal ene...  
WO2001097952A3
This invention relates to a process for reducing the level of pollutants in the exhaust of a diesel engine, comprising: operating said diesel engine using as the fuel a water-diesel fuel emulsion; and contacting the exhaust gas from said...  
WO/2002/042621A1
An apparatus for feeding hydrogen into an intake (11) of an engine (1), including: an air inlet (23); a hydrogen inlet (21); a mixing chamber (20) for generating a fuel mixture from hydrogen and air introduced from the inlets, the chambe...  
WO/2002/042622A1
Utilizing the nature of fuel and water separation in conjunction with instantaneous evaporation, a 10 : 1 mixture of fuel and water is emulsified, atomized, and sprayed into the cylinder. Heating the cylinder or ignition results in expan...  
WO/2002/042730A2
The invention relates to a method for supplying an internal combustion engine with conditioned combustion gas, involving the supply of humidity and/or temperature-conditioned combustion gas. The aim of this method is to largely enable th...  
WO/2002/042630A1
The invention relates to a method for providing an internal combustion engine with conditioned combustion gas, in particular, air, preferably on test benches, comprising the introduction of humidity- and/or temperature-conditioned combus...  
WO/2002/036949A1
A homogenous charges compression ignition barrel (50) engine includes an engine housing with a first and second end. An elongated power shaft (52) is longitudinally disposed in the engine in the engine housing and defines a longitudinal ...  
WO/2002/035070A1
The invention can be used for the motor building industry. The inventive operational mode for an internal combustion engine consists in delivering an oxidant-fuel mixture having the oxidant-to-fuel ratio $g(a)> 0.8 into the swept volume ...  
WO/2002/033242A1
The environment Anti-pollution and Energy Savings System could be installed to any kind of vehicle disposing inner combustion gasoline, diesel and LPG fuel engine which main purpose is to decrease exhaust gases emissions at almost to nul...  
WO/2002/029235A1
The invention relates to a method for reducing the fuel consumption of internal combustion engines. According to said method, at least one parameter, which acts as a measurement for a quantity of fuel that is currently required by the en...  
WO/2002/012702A1
the invention relates to the diagnosis of an exhaust gas recycling valve, whereby, on switching off the internal combustion engine, the throttle valve and the exhaust recycling valve are closed and a check is made of whether a compressio...  
WO/2002/012703A1
For the checking of an exhaust gas recycling valve, the control signal for the exhaust gas return valve is returned from a defined value to zero, in the idle state of the internal combustion engine whilst the vehicle is at a standstill a...  
WO/2001/098646A1
The inventive operational method for an internal combustion engine (ICE) consists in the following: the outside air is compressed in a compressor cylinder (1) and bled off, either to an offset combustion chamber (21) and further to an ex...  
WO/2001/097952A2
This invention relates to a process for reducing the level of pollutants in the exhaust of a diesel engine, comprising: operating said diesel engine using as the fuel a water-diesel fuel emulsion; and contacting the exhaust gas from said...  
WO2001061181A3
The invention relates to an injection device comprising a fluid supply (10), a control valve (12), an actuator (14) which is used to impinge a force upon an area of a first front surface (24) of the control valve (12), and a control cham...  
WO/2001/094770A1
A four stroke, reciprocating, stratified internal combustion engine (10) includes at least one combustion chamber (19) defined by a cylinder (11), a piston (16) and a cylinder head (17). Each combustion chamber (19) is in fluid communica...  

Matches 351 - 400 out of 2,280