#F02D41/20

VOLTAGE SUPPLY MODULE CONTROL FOR A FUEL INJECTED ENGINE

An apparatus for controlling power for a fuel injector includes a fuel injector configured to inject fuel to a cylinder of an engine and a powertrain control module generating a bypass enable signal o…

DRIVE·May 22·1 min read

F02D41/20 FCA US LLC

ELECTRONIC CONTROL DEVICE AND METHOD FOR CONTROLLING ELECTRONIC CONTROL DEVICE

Provided is an electronic control device that drives and controls a fuel injection valve, the electronic control device increasing a boost current of a booster circuit only in a scene where boosting e…

DRIVE·May 8·1 min read

Fuel Injection Control Device

An object of the present invention is to provide a fuel injection control device capable of improving the execution frequency and accuracy of individual difference detection of a plurality of fuel inj…

DRIVE·May 9·2 min read

FUEL INJECTOR CONTROL SYSTEM AND METHOD

A fuel injection installation method includes detecting an actuation timing of a first valve of a fuel injector, detecting an actuation timing of a second valve of the fuel injector, detecting a retur…

DRIVE·Feb 8·2 min read

FUEL INJECTOR DRIVE SYSTEM

A fuel injection system includes a first fuel injector having a first electronically-controlled valve and a first injection valve configured to inject fuel when the first electronically-controlled val…

DRIVE·Feb 8·1 min read

OPTIMIZED ENERGY WAVEFORM FOR FUEL INJECTOR TRIMMING BASED ON VALVE ARRIVAL TIME

Controlling a fuel injector in a fuel system for an engine includes switching between a boosted voltage power supply and a lower voltage power supply during energizing a solenoid actuator in a fuel in…

DRIVE·Jun 22·1 min read

REDUCED ENERGY WAVEFORM FOR ENERGIZING SOLENOID ACTUATOR IN FUEL INJECTOR VALVE

Operating an engine system and fuel system includes energizing a solenoid actuator for a spill valve in a fuel injector in a first engine cycle via a standard waveform to inject a shot of fuel. Operat…

DRIVE·Jun 15·1 min read

F02D41/20 LIEBHERR-COMPONENTS DEGGENDORF GMBH

DEVICE FOR DETECTING THE STATE OF A FUEL INJECTOR

A device comprises: an injector for injecting fuel into an engine combustion chamber, a switch formed by an injector housing and an injector nozzle needle and which changes its switching state dependi…

DRIVE·May 25·1 min read

FUEL INJECTION CONTROL DEVICE

An injection amount variation of a plurality of fuel injection valves is reduced regardless of a state of an engine. According to one aspect of the present invention, there is provided a fuel injectio…

DRIVE·Dec 29·2 min read

F02D41/20 HITACHI ASTEMO, LTD.

LOAD DRIVE DEVICE

A large current flowing when energization by normal load drive control is performed at the time of a load short-circuit is prevented. A load drive device includes drive switches and that turn on or of…

DRIVE·Dec 29·2 min read

F02D41/20 HITACHI ASTEMO, LTD.

METHODS AND SYSTEMS FOR IMPROVING FUEL INJECTION

Systems and methods for improving accuracy of an amount of fuel injected to an engine are disclosed. In one example, a maximum fuel injector holding current value is adjusted from a higher value to a …

DRIVE·Sep 22·1 min read

F02D41/20 Ford Global Technologies, LLC

FUEL INJECTION CONTROL DEVICE

An energization control unit is configured to perform a constant current control by repeatedly switching between an on-state and an off-state of at least one upstream switch provided in an energizatio…

DRIVE·Sep 1·2 min read

F02D41/20 HITACHI ASTEMO, LTD.

Fuel Injection Control Device and Fuel Injection Control Method

Appropriate detection of an abnormality of voltage information, which is a basis for correcting a fuel injection amount, becomes possible. For this reason, a fuel injection control device which has a …

DRIVE·Jul 14·2 min read

METHOD FOR CONTROLLING A HIGH-PRESSURE FUEL INJECTOR

Method for controlling a fuel injector with a solenoid actuating a needle opening the injector and a spring returning the needle to the closed position. A controller, powering the solenoid, provides a…

DRIVE·Apr 7·2 min read

F02D41/20 VITESCO TECHNOLOGIES GMBH

ELECTROMAGNETIC VALVE DRIVING DEVICE

An electromagnetic valve driving device that drives an electromagnetic valve for injecting a fuel, includes: a first charging route that charges a bootstrap capacitor from a battery without interventi…

DRIVE·Mar 31·1 min read

INJECTION CONTROL DEVICE

An injection control device opens and closes a fuel injection valve by driving the fuel injection valve with a current to control fuel injection to an internal combustion engine. The injection control…

DRIVE·Mar 24·1 min read

INJECTION CONTROL DEVICE

An injection control device controls fuel injection to an internal-combustion engine by driving a fuel injection valve with an electric current to open and close the valve. The injection control devic…

DRIVE·Mar 24·1 min read

INJECTION CONTROL DEVICE

An injection control device includes: a booster circuit that boosts a battery voltage; a boosting control unit that performs boosting control on the booster circuit; a charge control setting unit that…

DRIVE·Mar 24·1 min read

F02D41/20 VITESCO TECHNOLOGIES GMBH

METHOD FOR CONTROLLING A HIGH-PRESSURE FUEL INJECTOR

Disclosed is a method for controlling a fuel injector provided with a solenoid for actuating a needle which opens the injector and with a spring for returning the needle to the closed position. The so…

DRIVE·Mar 24·1 min read

ELECTRIC CURRENT DETECTION APPARATUS

An electric current detection apparatus, the electric current detection apparatus is configured to detect an electric current flowing in a solenoid configured to be electrified by a PWM control, the a…

DRIVE·Feb 24·1 min read

F02D41/20 AISIN CORPORATION

Load Drive Device, Engine System

Provided is a load drive device capable of diagnosing a failure of an output terminal of the load drive device before a charging voltage stabilizes in a configuration in which a capacitor is connected…

DRIVE·Feb 17·1 min read

Load Drive Device and Method of Controlling Fuel Injection Device

Provided is a load drive device for controlling a fuel injection device for a vehicle engine and capable of checking an operation of the fuel injection device with high reliability without actually in…

DRIVE·Feb 3·2 min read

INJECTION CONTROL DEVICE

An injection control device includes a control IC that obtains, as sample data, a time change of a voltage generated when a fuel injection valve is driven, and determines a valve closing timing at whi…

DRIVE·Feb 3·1 min read

CONTROL DEVICE

An electromagnetic valve driving device includes: a maximum detection unit configured to detect a maximum point when time-series data of a differential value of a counter electromotive voltage generat…

DRIVE·Feb 3·1 min read

INJECTION CONTROL DEVICE

An injection control device for a fuel injection valve includes: a current detection unit of the fuel injection valve; a current area correction control unit that performs current area correction for …

DRIVE·Jan 20·1 min read

Fuel Injection Control Device

Provided is a fuel injection control device capable of reducing variations in injection amounts of a plurality of fuel injection valves. Thus, the fuel injection control device of the present inventio…

DRIVE·Jan 13·1 min read

F02D41/20 Transportation IP Holdings, LLC

METHODS AND SYSTEMS FOR FUEL INJECTOR CONTROL

Methods and systems are provided for detection of a closing time for a solenoid valve. In one example, a method may include monitoring a current of the solenoid valve, filtering the current, and deter…

DRIVE·Dec 30·1 min read

INJECTION CONTROL DEVICE

An injection control device executes a current-drive of a fuel injection valve to inject fuel into an engine. The injection control device includes: a drive controller that controls energization by co…

DRIVE·Dec 30·1 min read

INJECTION CONTROL DEVICE

An injection control device includes: an area correction unit that calculates an energization time correction amount by performing area correction of a current flowing through a fuel injection valve w…

DRIVE·Dec 30·1 min read

INJECTION CONTROL DEVICE

An injection control device includes: an area correction unit that calculates an energization time correction amount when executing a current drive of a fuel injection valve to inject a fuel from the …

DRIVE·Dec 30·1 min read

INJECTION CONTROL DEVICE

In a current-driving of a fuel injection valve to inject fuel through a single injection or a multi-stage injection, an energization time correction amount is calculated by performing area correction …

DRIVE·Dec 30·1 min read

Control Unit of Fuel Injection Device

An object of the present invention is to promote the stabilization of the fuel injection amount in a fuel injection device in which a valve body and a movable iron core are configured to be relatively…

DRIVE·Dec 23·2 min read

INJECTION CONTROL DEVICE

An injection control device includes: a boost controller charging a boost capacitor by performing a boost switching control of a boost switch, and supplying a boost power from a battery power source; …

DRIVE·Dec 16·1 min read

INJECTION CONTROL DEVICE

An injection control device includes: a boost controller performing a boost switching control of a boost switch to charge a boost capacitor and supplying a boost power from a battery power supply; a b…

DRIVE·Dec 9·1 min read

INJECTION CONTROL DEVICE

When injecting fuel from a fuel injection valve by energizing thereof, an energization time correction amount calculator performs an area correction of an electric current flowing in the fuel injectio…

DRIVE·Dec 2·1 min read

INJECTION CONTROL DEVICE

An injection control device includes: a conversion coefficient setter setting a conversion coefficient for each injection when a fuel injection valve is driven by an electric current to inject fuel fr…

DRIVE·Dec 2·1 min read