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Matches 451 - 500 out of 14,037

Document Document Title
WO/2009/038044A1
A diesel engine in which a lubrication oil on the wall surface of the cylinder liner is prevented from being burned and diluted, and a smoke resulting from the local lack of air in the combustion chamber is also prevented from being gene...  
WO/2007/053855A9
In accordance with embodiments of the present invention, a system is provided comprising an oxygen-enrichment reverse osmosis unit coupled to an intake of an internal combustion engine. Ambient air is supplied to the reverse osmosis unit...  
WO/2009/022218A2
A piston (1) includes a cavity (5) defined by a curved recessed portion (5a) formed on a crown surface in a manner such that a surface of the curved recessed portion extends along a tumble flow produced during an intake stroke, and a wea...  
WO/2009/020206A1
A base constituting a combustion chamber has a thin film for heat insulation formed on a wall surface facing the combustion chamber. The thin film comprises a first heat-insulating material and a second heat-insulating material. The seco...  
WO/2009/014475A1
The invention concerns a heat exchanger (23) and a method of producing thereof. The heat exchanger (23) comprises a coolant housing with two opposing wide side walls and two header plates of an inlet air tank (21) and an outlet air tank ...  
WO/2007/053855A3
In accordance with embodiments of the present invention, a system is provided comprising an oxygen-enrichment reverse osmosis unit coupled to an intake of an internal combustion engine. Ambient air is supplied to the reverse osmosis unit...  
WO/2009/008521A1
Provided is a practical diesel engine using plasma formed by a microwave irradiation. In a compressed ignition internal combustion engine, in which a fuel is injected by an injector into a fuel chamber containing a compressed oxidization...  
WO/2009/004838A1
To provide an in-cylinder injection type internal combustion engine of spray guide combustion system in which the combustion performance can be sufficiently maintained with less fuel by collecting the fuel spray injected from a fuel inje...  
WO/2009/000420A1
The invention relates to a piston for an internal combustion engine having a piston basic body (18) which is connected non-releasably to a further component (16) which faces an associated combustion chamber (14), wherein the further comp...  
WO/2008/155064A1
The invention relates to an internal combustion engine comprising a piston (1) that can move back and forth in a longitudinal direction in an internal combustion chamber and at least one valve, located in an end face of the internal comb...  
WO/2008/145151A1
A large two-stroke diesel engine is provided with a common rail fuel injection system that includes at least two not interconnected fuel rails. Each of the fuel rails is connected to a source of high pressure fuel. Each of the cylinders ...  
WO/2007/056784A3
The invention relates to an internal combustion engine, especially a charged internal combustion engine, comprising at least one cylinder (6) with a reciprocating piston (7) and at least two intake valves (4) per cylinder (6) as well as ...  
WO/2008/115523A3
In an internal combustion engine adapted to combust alcohol blend fuels (i.e., fuels containing greater than 20% alcohol by volume), a dilute combustion mixture (e.g., with substantial EGR), intake air cooling, and latent cooling caused ...  
WO/2008/126508A1
In a gasoline engine comprising an exhaust valve, an intake valve and an ignition plug and performing one of spark ignition and premixed compression ignition depending on the operation region, the ion current detection method for detecti...  
WO/2008/126771A1
In a section where a squish area (SA) has a large width (W2) but a squish clearance (C2) is small so that the squish flow from the outer circumference of a piston (13) toward a cavity (25) is high, the collision angle (α2), at which a f...  
WO/2008/093240A3
A piston top surface (23) has a depression. A center region (28A) is formed at the center of the depression to secure the diameter of a center tumble flow to be large. A side region (28B) is formed on both sides of the piston top surface...  
WO/2008/121202A1
The present disclosure provides an engine (10, 310) operating method and high power density internal combustion engine (10, 310), including an engine housing (12, 312) with a plurality of cylinders (14, 314). Fuel injectors (16, 1 166, 2...  
WO/2008/115523A2
In an internal combustion engine adapted to combust alcohol blend fuels (i.e., fuels containing greater than 20% alcohol by volume), a dilute combustion mixture (e.g., with substantial EGR), intake air cooling, and latent cooling caused ...  
WO/2008/111392A1
A control device (1A) has air density confirmation means for confirming the density of air in a cylinder (57) into which fuel (FE) is injected, and also has fuel spray control means that, based on the air density at the time of fuel inje...  
WO/2008/110404A1
The invention relates to a cylinder head for internal combustion engines, having a cylinder head cover (9) that is configured on the side facing away from the combustion chamber of the internal combustion engine, a cylinder head base (5)...  
WO/2007/106729A3
A mechanism is configured to receive air which has been sucked through a device that imparts turbulence to the air. The mechanism is structured to establish regions of enhanced oxygen density in the air at locations downstream of the mec...  
WO/2008/106281A1
A geometry for an IC combustion chamber (150) is disclosed that increases the air-fuel mixing efficiency within the chamber (150). The piston head (122) includes a squish surface portion (126) for generating a squish jet, and a bowl port...  
WO/2008/102910A1
A fuel injection control device for an in-cylinder injection internal combustion engine, having a fuel injection valve for injecting fuel (FE) to the inside (4) of a cylinder and a fuel injection control means (6) for controlling drive t...  
WO/2008/093240A2
A piston top surface (23) has a depression. A center region (28A) is formed at the center of the depression to secure the diameter of a center tumble flow to be large. A side region (28B) is formed on both sides of the piston top surface...  
WO/2008/073702A3
Cold start and warm-up operations of an HCCI engine are improved through coordinated control of engine valves, fuel injection and spark timing.  
WO/2008/082330A1
An internal combustion engine (1) comprising a combustion chamber (7), at least one intake port (9) for directing intake air into the combustion chamber with no/low swirling; a piston (3) with piston bowl (6); an injector (13) with plura...  
WO/2008/073702A2
Cold start and warm-up operations of an HCCI engine are improved through coordinated control of engine valves, fuel injection and spark timing.  
WO/2008/073082A2
A novel combustion engine (130) with turbine like properties is disclosed The novel engine (130) comprises an air intake (28), a first compressor stage, coupled to the air intake, a second compressor stage (114), coupled to the first com...  
WO/2008/050214A1
In a direct injection spark ignition internal combustion engine that performs an Atkinson cycle operation in which the time to close intake valves (3a) is retarded, the tumble flow (T) in the engine cylinder is intensified by the fuel (F...  
WO/2007/125400A3
An in-cylinder-injection type spark-ignition internal combustion engine has a fuel injection valve (1) and an ignition plug (2) that are arranged substantially in the upper area of the cylinder. Fuel is injected from the fuel injection v...  
WO/2008/046483A1
The invention relates to an internal combustion engine, in particular a spark-ignition engine, in particular of a motor vehicle, having a crankshaft, having at least one working cylinder (10) which, together with a piston and a cylinder ...  
WO/2008/015560A3
A direct injection spark ignition internal combustion engine includes fuel injection controlling means for preventing and/or suppressing engine knocking by retarding a fuel injection timing near an intake stroke bottom dead center. The f...  
WO/2008/035448A1
In a thermal engine or a plasma apparatus, for example, a reciprocating engine, a rotary engine, a jet engine, or a gas turbine, even when the proportion of a fuel in a fuel-air mixture is reduced followed by a combustion reaction of a l...  
WO/2007/081518A3
A method of controlling combustion of an air-fuel charge in a piston engine having at least one combustion chamber comprising, (a) mixing at least one hydrocarbon fluid fuel and no more than about 10,000 ppm of at least one combustion in...  
WO/2008/026685A1
A stable ignition is realized and an operating range capable of compression self-ignition operation is increased by triggering compression self-ignition by spark ignition even under an operating condition hard to be compression self-igni...  
WO/2008/015560A2
A direct injection spark ignition internal combustion engine includes fuel injection controlling means for preventing and/or suppressing engine knocking by retarding a fuel injection timing near an intake stroke bottom dead center. The f...  
WO/2008/015536A1
A direct injection spark ignition internal combustion engine includes a fuel injector (1) for directly injecting fuel into a cylinder and intensifies a tumble flow using the fuel injected into the cylinder bore at a time near an intake s...  
WO/2008/013045A1
A four-cycle internal combustion engine has a gas containing chamber (100) communicating with an exhaust port (31) and containing combustion gas discharged from the combustion chamber. While an exhaust valve constructed from a valve sect...  
WO/2008/012549A1
The present invention, there is provided an internal combustion engine comprising a variable volume combustion chamber (10) formed by a piston reciprocating in a cylinder (12). A gasoline direct injector (16) injects gasoline fuel direct...  
WO/2008/004398A1
A fuel direct-injection engine equipped with a pentroof type piston in which a collision angle (α) at which fuel injected in the direction of higher top surface of a piston (13) collides against a cavity (25) is set larger than the coll...  
WO/2008/001534A1
A direct fuel injection diesel engine having a pent roof-type piston. The piston (13) has a cavity (25) recessed at its center, and the height of the top surface of the piston (13) varies in the circumferential direction. The cavity (25)...  
WO/2007/148467A1
A direct fuel injection diesel engine having a piston with a pent roof-shaped top surface. The pent roof-shaped piston (13) in which a cavity (25) is recessed at the center of the top surface is formed such that the radial width (S) of a...  
WO/2007/148563A1
Provided is a multifuel internal combustion engine for improving an engine performance, a fuel consumption performance and an emission performance at a heavy-load running time, in a well-balanced manner. The various-fuel internal combust...  
WO/2007/129599A1
A gas fuel internal combustion engine comprises the downstream end openings (4d) of a fuel feed passage (4c) opening to a combustion chamber (18). Each downstream end opening (4d) is opened and closed by a poppet valve type fuel feed val...  
WO/2007/131102A2
An emission reduction device which may be removably affixed to a diesel engine's exhaust system. The device comprises an outer casing which may be divided into a lower portion and an upper portion, the lower portion of which is removably...  
WO/2007/128446A1
The invention relates to a method for operating a direct-injection, self-striking internal combustion engine, and a correspondingly configured internal combustion engine. Into a piston head (5) of the piston (2), a piston recess (6) is f...  
WO/2007/126021A1
In a two-stroke gas fuel internal combustion engine of crankcase-compression type, a combustion chamber (18) is formed in a dome shape and the downstream end opening (4d) of a fuel feed passage (4c) is positioned at generally central upp...  
WO/2007/126022A1
A two-stroke gas fuel internal combustion engine of crankcase compression-type comprises a fuel feed passage (4c) so formed that its downstream end opening (4d) is positioned on a combustion chamber (18), a poppet valve type fuel feed va...  
WO/2007/125400A2
An in-cylinder-injection type spark-ignition internal combustion engine has a fuel injection valve (1) and an ignition plug (2) that are arranged substantially in the upper area of the cylinder. Fuel is injected from the fuel injection v...  
WO/2007/118952A1
The invention relates to a method for mixing at least one gaseous fluid with fuel in at least one combustion chamber (28) of a direct injection internal combustion engine, said chamber including a concave bowl (30) in which a tit (32) is...  

Matches 451 - 500 out of 14,037