#F02D19/0621

SYSTEMS AND METHODS FOR PURGING FUEL IN A COMBUSTION ENGINE

An internal combustion engine system is described herein. The system uses compressed air from a compressor to purge at least a portion of a fuel from an internal combustion engine. During a purge oper…

DRIVE·Nov 28·1 min read

F02D19/0621 Caterpillar Inc.

GAS SUPPLY SYSTEM FOR A GAS ENGINE OR DUAL-FUEL ENGINE AND METHOD FOR OPERATING THE SAME

A gas supply system, having a gas regulating station for supplying an engine with gaseous fuel and a double-walled gas line extending from the gas regulating station to the engine, which comprises an …

DRIVE·Dec 23·2 min read

F02D19/0621 MAN Energy Solutions SE

MULTIPLE FUEL TANK PURGE SYSTEM AND METHOD

A multiple fuel tank purge system and method includes providing a pair of fuel tanks, including a main fuel tank for containing impure fuel and a separate, auxiliary fuel tank that contains commercial…

DRIVE·Mar 25·1 min read

F02D19/0621 Clarence Greenlaw

Method of supplying fuel to engine

A method (200) for supplying fuel to a dual fuel engine (100) or a gaseous fuel engine is disclosed. The method (200) includes regulating a gas admission valve (150) disposed between a gaseous fuel li…

DRIVE·Jan 6·2 min read

F02D19/0621 CATERPILLAR MOTOREN GMBH & CO [DE]

Evaluating air-tightness of a gaseous fuel manifold during purge gas flushing

For a dual fuel internal combustion engine (100) with a plurality of cylinders (9) and at least one gaseous fuel admission valve (58) for each cylinder (9) of the plurality of cylinders (9) fluidly de…

DRIVE·Sep 9·1 min read

F02D19/0621 CATERPILLAR MOTOREN GMBH & CO [DE]

Evaluating gaseous fuel admission valve operability

A method of evaluating operability of gaseous fuel admission valves (58) of a dual fuel internal combustion engine (100) is disclosed that is performed, for example, during the transition from liquid …

DRIVE·Sep 9·2 min read

F02D19/0621 CATERPILLAR MOTOREN GMBH & CO [DE]

Combustion based gas admission valve evaluating during liquid fuel operation of dual fuel engine

For a dual fuel internal combustion engine (100) comprising a plurality of cylinders (9) and at least one gaseous fuel admission valve for each cylinder (9) of the plurality of cylinders (9), a method…

DRIVE·Sep 9·2 min read

F02D19/0621 CATERPILLAR MOTOREN GMBH & CO [DE]

Method and control system for a dual fuel engine

The present disclosure relates to a method and control system (44) for a dual fuel internal combustion engine (1). The control system (44) may comprise a release line (50) fluidly connecting a gaseous…

DRIVE·Jun 11·1 min read

F02D19/0621 CATERPILLAR MOTOREN GMBH & CO [DE]

SYSTEM AND METHOD FOR PROMOTING THE FORMATION OF EMULSIFIED FUEL OF DIESEL ENGINE

Disclosed are a system and a method for promoting the formation of the emulsified fuel of a diesel engine. The system includes a viscous oil-water tank (30); an emulsified fuel mixing device (18) for …

DRIVE·Oct 3·2 min read

F02D19/0621 FU YOU TE CHEMICAL TECHNOLOGY SHENZHEN CO LTD [CN]

Method and apparatus for verification of a predetermined fuel mixing ratio

The verification process is applied to an injection system (1) for an internal combustion engine (BKM) with at least two separately stored types of fuel (KS1, KS2). When the second type of fuel is sup…

DRIVE·Apr 19·1 min read

F02D19/0621 KANGLER WOLFRAM DIPL-PHYS UNIV [DE]

LIQUEFIED GAS-DELIVERING DEVICE FOR DIESEL ENGINE

Since an aspirator 7 is disposed at a position lower than a fuel gallery 11 and an overflow fuel pipe 81, DME fuel remaining in the fuel gallery 11 and the overflow fuel pipe 81 can be more efficientl…

DRIVE·Oct 19·2 min read

F02D19/0621 BOSCH AUTOMOTIVE SYSTEMS CORP [JP]

Common rail fuel supply system of an internal combustion engine with multiple cylinders

The system has a pumping device for conveying fuel from a low-pressure region to a high-pressure region. A pressure accumulator line comprises two separate accumulator units and feed lines (6) connect…

DRIVE·May 28·1 min read

F02D19/0621 MAN B & W DIESEL AG [DE]