A COMMON RAIL FUEL INJECTION SYSTEM FOR A MULTICYLINDER INTERNAL COMBUSTION PISTON ENGINE, METHOD OF UPGRADING A FUEL INJECTION SYSTEM IN A MULTICYLINDER INTERNAL COMBUSTION PISTON ENGINE AND AN INTERNAL COMBUSTION PISTON ENGINEInvention relates to a common rail fuel injection system (10) for a multicylinder internal combustion piston engine (11), comprising at least two fuel injectors (14), wherein each one of the injectors…DRIVE·Aug 7·2 min readFollowF02M55/025WAERTSILAE FINLAND OY [FI]
A METHOD OF CONTROLLING A GAS FUELED RECIPROCATING INTERNAL COMBUSTION PISTON ENGINE PROVIDED WITH A PRECOMBUSTION CHAMBER AND THE ENGINE THEREOFThe present disclosure relates to a method of controlling a reciprocating internal combustion piston engine having a pre-chamber for igniting a main charge in a combustion chamber. The disclosure is b…DRIVE·Jul 20·1 min readFollowF02B19/1028WAERTSILAE FINLAND OY [FI]
Fuel injection arrangementThe fuel injection arrangement for a piston engine comprises a number of fuel injection pumps (1), each fuel injection pump (1) being configured to inject liquid fuel into a cylinder of the engine, at…DRIVE·Jun 15·1 min readFollowF02M55/002WAERTSILAE FINLAND OY [FI]
Fuel injection arrangementThe fuel injection arrangement for a piston engine comprises a number of fuel injection pumps (1), a feed pump (2) for supplying fuel to the fuel injection pumps (1), a fuel supply line (3) connecting…DRIVE·Jun 15·1 min readFollowF02M55/002WAERTSILAE FINLAND OY [FI]
Arrangement for connecting a pipe to a LNG tankAn object of the present invention is a connection arrangement comprising at least one double-walled pipe of stainless steel and a LNG tank (1) having an inner shell (2) of stainless steel and an oute…DRIVE·Oct 22·2 min readFollowB63B25/12WAERTSILAE FINLAND OY [FI]
Urea injection system for an internal combustion engineA urea injection system (10) for an internal combustion engine (25), comprising an injection nozzle (1) for injecting urea and air into an exhaust duct (8) of the internal combustion engine (25), a ur…DRIVE·Apr 23·1 min readFollowB05B7/0025WAERTSILAE FINLAND OY [FI]
Fuel feeding systemFuel feeding system for an engine with several cylinders, especially a large diesel engine, in which the fuel is fed from a fuel tank (1) by means of a high pressure pump (4) into a pressure supply, f…DRIVE·Apr 5·2 min readFollowF02M53/02WAERTSILAE FINLAND OY [FI]
A method of operating a gas engineA method of operating a gas engine, the gas engine comprising a first fuel feed system (2), a second fuel feed system (3) and a third fuel feed system (4), in which method in the first operation mode …DRIVE·Oct 19·2 min readFollowF02B7/08WAERTSILAE FINLAND OY [FI]
Turbo compressor arrangement for piston enginesA turbo compressor arrangement in connection with a piston engine (2) comprising a compressor unit (1.1) and a turbine unit (1.2) connected to each other, in which the turbine unit (1.2) comprises a t…DRIVE·Sep 21·1 min readFollowF01D25/14WAERTSILAE FINLAND OY [FI]
Apparatus and method in connection with a fuel injection systemThe apparatus has a boost pump (1) comprising cylinder (6) and a piston (2) arranged so as to be rotatable along longitudinal axis with respect to the cylinder. A measurement unit (15) is arranged wit…DRIVE·Apr 21·1 min readFollowF02M59/44WAERTSILAE FINLAND OY [FI]
Method of setting the knock detection sensor of a piston engineThe values of the one or more variables (5, 6), such as the gain of measurement circuit for each cylinder are stored in the detection system. The output signal (1, 2) of the acceleration sensors that …DRIVE·Mar 17·1 min readFollowF02D35/027WAERTSILAE FINLAND OY [FI]
Fuel injection system for a piston engineA fuel injection system (1) for a piston engine (2), in which the piston engine comprises a block (3) of the engine with cylinders (4) arranged therein and at least one fuel injector nozzle (5) arrang…DRIVE·Oct 15·1 min readFollowF02M55/025WAERTSILAE FINLAND OY [FI]
Air feeding arrangement for piston engineAn air supply arrangement for piston engine (1) comprising a feed channel (22) for combustion air, through which combustion air is fed into the engine, i.e. into a collecting container (6), to which t…DRIVE·Aug 20·1 min readFollowF02M25/028WAERTSILAE FINLAND OY [FI]
Fuel system shut-off valveA fuel system shut-off valve (4) including a body part (5), in which there is arranged a fuel space (6) having an inlet (7) connection and an outlet connection (8), actuating means comprising a main a…DRIVE·Jan 2·1 min readFollowF02M55/025WAERTSILAE FINLAND OY [FI]
Piston unit for combustion enginePiston assembly (1) for an internal combustion engine comprising an upper section (2) abutting onto the combustion chamber of the cylinder, a piston skirt (3) in connection with the upper section, and…DRIVE·Dec 11·2 min readFollowF02F3/0015WAERTSILAE FINLAND OY [FI]
Method of reducing nitrogen oxide (NOX) emissions of super-charged piston engineA method of reducing nitrogen oxide (NOx) emissions in a supercharged piston engine (1) comprising increasing the pressure of intake air by means of a supercharger (2) and feeding water (4,4',8) into …DRIVE·May 15·1 min readFollowF02B29/0412WAERTSILAE FINLAND OY [FI]
Arrangement for and method of feeding air in piston engineThe invention relates to an arrangement for feeding air in a supercharged piston engine (1), which air feeding arrangement comprises at least a supercharging device (4) arranged for feeding air to mor…DRIVE·May 15·2 min readFollowF02B27/008WAERTSILAE FINLAND OY [FI]
Arrangement for locating fuel leakage in connection with a combustion engineIn an arrangement for locating fuel leak in connection with a large combustion engine (5), particularly a large diesel engine, fuel is fed into several fuel injectors (8) from a common fuel space (9, …DRIVE·Oct 31·1 min readFollowF02M55/002WAERTSILAE FINLAND OY [FI]
