#F02D41/3845

SYSTEM AND RELATED METHODS FOR FUEL PRESSURE MONITORING

A system and related methods for fuel pressure monitoring are described herein. The system may include an internal combustion engine, a plurality of fuel injectors, a fuel rail, a rail pressure sensor…

DRIVE·Jun 11·1 min read

F02D41/3845 Caterpillar Inc.

DUTY CYCLE CONTROL FOR METERING VALVE

In one instance, disclosed herein is an engine system including: an engine; a common rail fluidly connected to the engine; a fuel pump connected to the common rail by an inlet line, the fuel pump conf…

DRIVE·Apr 30·1 min read

F02D41/3845 Caterpillar Inc

Control Device for Internal Combustion Engine

The present disclosure provides a control device for an internal combustion engine which is capable of reducing an overshoot of a fuel pressure in a common rail with respect to a target pressure. A co…

DRIVE·Apr 16·2 min read

F02D41/3845 Hitachi Astemo, Ltd.

SYSTEMS AND METHODS OF USING A FUEL INJECTOR AS A PRESSURE SENSOR TO DETECT TOP-DEAD-CENTER FOR A CYLINDER

A pressure-based piston top-dead-center (“TDC”) position measurement system is disclosed, comprising: a fuel injector configured to inject fuel into a combustion chamber bounded in part by the piston;…

DRIVE·May 1·1 min read

F02D41/3845 Cummins Inc.

HIGH PRESSURE REGULATED FUEL RETURN APPARATUS FOR ENGINES USING DIRECT INJECTION FUEL SYSTEMS

A fuel return device couples to the high pressure side of a DI fuel system. The fuel return device provides for both continuous bleeding and occasional purging of fuel from the high pressure side to p…

DRIVE·Sep 26·1 min read

F02D41/3845 ICOM North America LLC

METHOD FOR OPERATING A FUEL INJECTION SYSTEM FOR SUPPLYING A COMBUSTION ENGINE WITH FUEL, AND ELECTRONIC CONTROL UNIT

The invention relates to a method for operating a fuel injection system () for supplying a combustion engine of a vehicle with fuel, in which method the fuel is conveyed at high pressure with the aid …

DRIVE·May 9·1 min read

F02D41/3845 Robert Bosch GmbH

ONBOARD DIAGNOSIS AND COMPENSATION FOR TIP WEAR IN FUEL INJECTOR

A fuel system for an internal combustion engine includes a fuel control system having a fueling control unit structured to determine a test point on a tip wear-sensitive region of a fuel injector deli…

DRIVE·Feb 29·1 min read

F02D41/3845 Caterpillar Inc.

SYSTEM AND METHOD FOR MEASURING FUEL INJECTION DURING PUMP OPERATION

A method is disclosed of controlling operation of a fuel injector in response to measuring a quantity of fuel injected by the fuel injector from a fuel accumulator to an engine cylinder during operati…

DRIVE·Jan 19·2 min read

F02D41/3845 Cummins Inc.

METHOD AND SYSTEM FOR OPERATING A FUEL INJECTOR

Methods and systems for adjusting fuel injector operation according to changes in fuel pressure during inter-injection periods are described. The inter-injection period may be before and after fuel is…

DRIVE·Dec 15·1 min read

F02D41/3845 Ford Global Technologies, LLC

PUMP ACTIVE INLET VALVE SPILLING RESIDUAL PRESSURE

A method and system is provided of controlling a pump having a pumping element comprising: determining, by a controller, a suspension of one or more fuel delivery events for a pumping element of the a…

DRIVE·Jun 16·1 min read

F02D41/3845 Cummins Inc.

FUEL SYSTEM MANAGEMENT DURING CYLINDER DEACTIVATION OPERATION

A method for operating an engine fueling system to manage fuel in an accumulator supplying fuel to an engine including multiple cylinders comprising monitoring fuel load in the accumulator, determinin…

DRIVE·Apr 21·2 min read

F02D41/3845 Cummins Inc.

SYSTEM AND METHOD FOR MEASURING FUEL INJECTION DURING PUMP OPERATION

DRIVE·Feb 10·2 min read

F02D41/3845 Cummins Inc.

Control Device for Internal Combustion Engine

To appropriately adjust a pressure of a fuel according to a valve closing force of a fuel injection valve. To that end, a control device for an internal combustion engine includes a fuel pressure cont…

DRIVE·Jan 6·2 min read

F02D41/3845 Hitachi Astemo, Ltd.

METHOD FOR CONTROLLING AN INTERNAL COMBUSTION ENGINE

A method for controlling an internal combustion engine controlled as a function of an operating-point setpoint, the method includes: determining whether a new operating-point setpoint is received, and…

DRIVE·Dec 16·1 min read

F02D41/3845 VITESCO TECHNOLOGIES GMBH

METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE HAVING AN INJECTION SYSTEM, INJECTION SYSTEM DESIGNED TO CARRY OUT A METHOD OF THIS TYPE, AND INTERNAL COMBUSTION ENGINE HAVING AN INJECTION SYSTEM OF THIS TYPE

A method for operating an internal combustion engine having an injection system which has a high-pressure accumulator, high pressure in the high-pressure accumulator being controlled via a suction thr…

DRIVE·Dec 9·2 min read

F02D41/3845 MTU FRIEDRICHSHAFEN GMBH

CONTROL APPARATUS FOR FUEL SUPPLY APPARATUS

A control apparatus for a fuel supply apparatus is used in an engine system. The engine system includes an engine including a fuel injection valve, and the fuel supply apparatus including a fuel pump …

DRIVE·Nov 25·1 min read

F02D41/3845 TOYOTA JIDOSHA KABUSHIKI KAISHA

SYSTEM AND METHOD FOR DIRECT INJECTION FUEL PUMP CONTROL

Methods and systems are provided for vehicle direct injection fuel pump control. In one example, a method may include reducing a flow speed of fuel from a cam-driven direct injection fuel pump for at …

DRIVE·Oct 7·1 min read

F02D41/3845 Ford Global Technologies, LLC

SYSTEM AND METHOD FOR MEASURING FUEL INJECTION DURING PUMP OPERATION

DRIVE·May 27·2 min read

F02D41/3845 Tommy J. Albing

Early Detection Of Fuel Injectors With Manufacturing Issues

A diagnostic system for a fuel injector includes a plurality of sensors to sense vehicle data. A controller includes a fuel injector diagnostic module configured to receive the vehicle data during ope…

DRIVE·Apr 22·1 min read

F02D41/3845 GM GLOBAL TECHNOLOGY OPERATIONS LLC

METHOD FOR CONTROLLING A FUEL PUMP FOR A MOTOR VEHICLE

Disclosed is a method for controlling a fuel pump for a motor vehicle, including determining if a set amount of fuel to be compressed is less than the minimum volume that can be delivered by the pump …

DRIVE·Aug 29·2 min read

F02D41/3845 CONTINENTAL AUTOMOTIVE FRANCE

METHODS AND SYSTEMS FOR FIXED AND VARIABLE PRESSURE FUEL INJECTION

Methods and systems are provided for operating a high pressure injection pump to provide each of high fixed fuel pressure at a port injection fuel rail and high variable fuel pressure at a direct inje…

DRIVE·Oct 26·1 min read

F02D41/3845 Ford Global Technologies, LLC

CONTROL DEVICE AND CONTROL METHOD OF FUEL PRESSURE OF ENGINE

A control device of an engine, the control device includes an ECU (27) that is configured to: control a fuel discharge amount of a fuel pump (14) such that an actual fuel pressure (PR) of a fuel to be…

DRIVE·Aug 31·2 min read

F02D41/3845 TOYOTA MOTOR CO LTD [JP]

CONTROL DEVICE AND CONTROL METHOD OF FUEL PRESSURE OF ENGINE

DRIVE·Aug 31·2 min read

F02D41/3845 TOYOTA MOTOR CO LTD [JP]

CONTROL DEVICE FOR COMMON RAIL FUEL INJECTION DEVICE

The invention pertains to a control device for a common rail fuel injection device that avoids simultaneous driving of a pressurized fuel feed pump and a pressure reducing valve and enables proper reg…

DRIVE·May 4·2 min read

F02D41/3845 ISUZU MOTORS LTD [JP]

FUEL SUPPLY CONTROL DEVICE

A first electromagnetic valve (100) closes an inflow port (121) and that a plunger (11) slides in a pump chamber (12), thereby compressing fuel flowing into the pump chamber (12) and discharging the f…

DRIVE·Nov 11·1 min read

F02D41/3845 DENSO CORP [JP]

CONTROL APPARATUS FOR OPERATING A FUEL METERING VALVE

A method and control apparatus are disclosed for operating a fuel-metering valve associated to a fuel pump arranged to supply fuel into a fuel rail, the fuel-metering valve having a valve member and a…

DRIVE·Jan 29·1 min read

F02D41/3845 GM GLOBAL TECHNOLOGY OPERATIONS LLC

FUEL INJECTION SYSTEM WITH MULTIPLE VALVES AND FUEL INJECTION METHOD THEREOF

A fuel injection system with multiple valves comprising an electronic unit pump (3) for outputting high pressure fuel; a low pressure fuel duct (1) for filing fuel into the plunger cavity of the elect…

DRIVE·Sep 17·2 min read

F02D41/3845 BEIJING INST TECHNOLOGY [CN]

Method and apparatus for controlling a solenoid actuated inlet valve of a fuel pump

A method and apparatus for controlling a solenoid actuated inlet valve to a pump chamber of a piston pump. A control circuit 112 energizes the solenoid 116 to open the inlet valve 104 in synchronism w…

DRIVE·Jun 18·1 min read

F02D41/3845 HITACHI LTD [JP]

Fuel Pump Arrangements

A fuel pump arrangement for a fuel injection system is described. The fuel pump arrangement comprises one or more cam-driven pump units (110a, 110b), and the or each pump unit (110a, 110b) comprises a…

DRIVE·Mar 5·1 min read

F02D41/3845 DELPHI TECH HOLDING SARL [LU]

Fuel injection system of a combustion engine and method for controlling same

The method involves compressing low pressure volume to high pressure, where the low pressure volume is supplied from a low pressure region (1). The low pressure volume is conveyed into a pressure rese…

DRIVE·May 9·1 min read

F02D41/3845 BOSCH GMBH ROBERT [DE]

Method and control apparatus for controlling a high-pressure fuel supply pump

The present invention relates to a control apparatus 700 for controlling a high-pressure fuel supply pump 100, a computer program product comprising computer program code means configured to adapt a c…

DRIVE·Jan 4·2 min read

F02D41/3845 HITACHI LTD [JP]

Method for controlling an electrical actuator of a vehicle by means of a PWM type control

A method for controlling an electrical actuator (25) of a vehicle by means of a PWM type control; the method displays the steps of determining an objective mean current (I m_obj ) to be fed to the ele…

DRIVE·Aug 10·2 min read

F02D41/3845 MAGNETI MARELLI SPA [IT]

Controlling apparatus of variable capacity type fuel pump and fuel supply system

The invention discloses a control apparatus of a variable capacity type fuel pump, for transferring fuel under pressure, being pressurized within a pressurizing chamber by a reciprocally movement of a…

DRIVE·Jun 14·1 min read

F02D41/3845 HITACHI LTD [JP]

A high-pressure pump with a device for regulating the flow rate for a fuel-injection system

The high-pressure pump (7) comprises a number of pumping elements (18) actuated in reciprocating motion through corresponding suction and delivery strokes. Each pumping element (18) is provided with a…

DRIVE·May 17·1 min read

F02D41/3845 FIAT RICERCHE [IT]

A high-pressure variable-flow-rate pump for a fuel-injection system

DRIVE·Jan 4·1 min read

F02D41/3845 FIAT RICERCHE [IT]

Fuel injection system for an internal combustion engine with common rail

The injection system (1) includes a pump (7) for supplying high-pressure fuel to a storage volume, defined for example by a common rail (6), for supplying a number of injectors (5). The pump (7) has a…

DRIVE·Jan 4·1 min read

F02D41/3845 FIAT RICERCHE [IT]

Pre-controlling process of a variable lift fuel pump in an Internal combustion engine

Process for pre-controlling a reciprocating fuel pump of a vehicle comprises from the starting values determining the fuel volume removal from a high pressure rail by the injection valve per stroke of…

DRIVE·May 11·1 min read

F02D41/3845 VOLKSWAGEN AG [DE]

Method for controlling the common rail pressure in an internal combustion engine

Process for controlling the pressure in a fuel tank (200) of an internal combustion engine, especially a common rail system, comprises stationary operation of the pressure control according to a curre…

DRIVE·Apr 27·2 min read

F02D41/3845 BOSCH GMBH ROBERT [DE]

Method for controlling an internal combustion engine

The regulation method has the pump (3) supplying fuel to the common-rail fuel injection system (6,7) provided with a suction throttle and controlled by a pulse-width modulation signal via an electroni…

DRIVE·Jan 12·1 min read

F02D41/3845 MTU FRIEDRICHSHAFEN GMBH [DE]

Method for operating a combustion engine

Method for operating a combustion engine in which when the fuel pump is on balance transporting fuel, the number of transporting phases (48) of the pump per rotation of the drive shaft is dependent on…

DRIVE·Oct 6·1 min read

F02D41/3845 BOSCH GMBH ROBERT [DE]