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Class 123/357 - Electric fuel injection pump governor


Subclass of Class 123 - Internal-combustion engines
Definition: Subject matter in which the output of the error signal producing
No. of patents: 508
Last issue date: 05/15/2012


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NumberTitleIssue Date
8176895Electronic control governor
In an electronic control governor that adjusts the amount of fuel supplied to an engine so as to coincide an engine rotation speed with a target rotation speed, by driving an actuator for actuating a fuel adjusting mean due to an actuator driving current overlapped ...
05/15/2012
8082901Diesel engine
Exemplary embodiments can provide at least one of a system, machine, device, and manufacture that can comprise: a V-type water-cooled diesel engine comprising: a first cylinder and a second cylinder disposed in a V-shape; a plurality of injection pumps adapted to se...
12/27/2011
7487757Engine tuned for hybrid electric and continuously variable transmission applications
An engine tuned for use with a hybrid engine or CVT has a relatively narrow torque curve that is roughly centered at the engine's rated speed, with less than 50% of the maximum torque provided throughout 80% of the range of engine speeds. The relatively narrow torqu...
02/10/2009
7464693Internal combustion engine including plural cylinders, control apparatus and control method for internal combustion engine including plural cylinders
A combustion condition for each of plural cylinders included in an internal combustion engine is set by the following control that is performed according to an intake air amount in each of the plural cylinders. A reference cylinder is set to a cylinder in which the ...
12/16/2008
7373239Engine control device of work vehicle
An engine control apparatus for a work vehicle having a cooling fan or an auxiliary device driven by an engine. The engine control apparatus is capable of operating the work vehicle with the importance placed either on amount of work or fuel economy depending on the...
05/13/2008
7367323Eight-cylinder engine
An eight-cylinder engine including fuel injection valves provided for each of the eight cylinders. A first valve drive unit for driving four of the eight fuel injection valves to open and close by energizing the four fuel injection valves and a second valve drive un...
05/06/2008
7358267Bis-aryl thiazole derivatives
Compounds, compositions and methods are provided that are useful in the treatment or prevention of a condition or disorder mediated by an uncoupling protein. In particular, the compounds of the invention modulate the expression and/or activity of UCP3. The subject c...
04/15/2008
7353804Method and arrangement for achieving an adjusted engine setting utilizing engine output and/or fuel consumption
A method and associated arrangement for achieving an adjusted engine setting utilizing engine output and/or fuel consumption. An engine that consumes fuel is run. Fuel consumption and/or engine operation output is determined. A value is determined utilizing the dete...
04/08/2008
7350503Fuel injection pump
A fuel injection pump 100 comprises a thermoelement CSD 47 for advancing injection timing in a cold temperature condition. The CSD 47 uses a piston 46 for opening and closing a sub port 42 formed in a plunger barrel 8. An el...
04/01/2008
7340339Power management system
An exemplary power management system may include a power source configured to receive a fuel supply and a transmission driveably engaged with the power source. A control system communicates with the power source and the transmission and is configured to determine a ...
03/04/2008
7339283Electronic load regulator
An electronic load regulation system for a locomotive may comprise a solid state replacement for existing electro-mechanical load regulators that are used to adjust the excitation current in the field windings of the locomotive's generator. A pressure sensor may inc...
03/04/2008
7325537Method, computer program, and control and/or regulating unit for operating an internal combustion engine
A high-pressure fuel pump and methods for controlling this high-pressure fuel pump are described in which the pumping quantity regulation does not cause significant heating of the fuel to be pumped. The partial-load efficiency of the high-pressure fuel pump, trigger...
02/05/2008
7325532Method for the torque-oriented control of an internal combustion engine
A method for the torque-oriented control of an internal combustion engine, in which a sum torque (MSUM) is calculated from a set torque value (MSW) and a friction torque (MF). A set injection quantity (mSL) for driving the internal combustion engine is calculated fr...
02/05/2008
7320315Fuel vapor treatment system for internal combustion engine
A butterfly valve restricts flow passage areas of a purge passage and a blow-by gas passage by the same degree. A first pressure sensor detects variation in pressure of the purge gas, which is generated by the butterfly valve. A second pressure sensor detects variat...
01/22/2008
7319930Method for balancing out the differences in the injection quantities between the cylinders in an internal combustion engine
In a method for equalizing the differences in injection quantities between the cylinders of a combustion engine, an adaptation of the differences in injection quantities, of the injection curves and of the hydraulic start of injection is carried out for different op...
01/15/2008
7318419Method for determining the actuator energy required for the different injection types of an actuator of an internal combustion engine
In a method for determining the actuator energy required for the different injection types of an actuator of an internal combustion engine, the actuator is impinged by a control signal in such a way that an actuator signal is generated and an injection parameter of ...
01/15/2008
7317983Fuel injection controlling apparatus for internal combustion engine
A sensor signal from a speed sensor is inputted into an ECU. The ECU calculates a rotation speed of a crankshaft in a predetermined period based on the sensor signal. The rotation speed is filtered by a frequency which is defined based on a combustion frequency of t...
01/08/2008
7315778System and method for detecting and responding to fugitive fueling of an internal combustion engine
A method and system for detecting and responding to fugitive fueling of a reciprocating internal combustion engine use a controller to determine the actual power output of an engine, as well as a predicted power output based on fuel provided by the engine's fuel sys...
01/01/2008
7313472Tractor power hop control system and method
A control system performs a method for controlling pitching and bouncing of a vehicle having an engine driving wheels through a transmission, and having a fuel control unit for supplying a variable amount of fuel to the engine in response to fuel control signals gen...
12/25/2007
7284539Fuel pressure controller for direct injection internal combustion engine
A fuel pressure control device has a feedback control section for setting a feedback control amount (F/B control amount) in accordance with a deviation between target fuel pressure and actual fuel pressure and a feedforward control section for setting a feedforward ...
10/23/2007
7275374Coordinated multivariable control of fuel and air in engines
Methods and systems for controlling a diesel engine using a combined fuel and air-side controller are disclosed. An illustrative method may include the steps of providing a combined fuel and air-side controller adapted to coordinate both the fuel and air-side contro...
10/02/2007
7270115Method for pressure regulation of an accumulator of a fuel injection system
In a method for the pressure regulation in a common rail fuel injection system of an internal combustion engine wherein pressurized fuel is supplied to the various combustion chambers of the engine via injectors under the control of an electronic control unit, a fir...
09/18/2007
7263978Dual pressure on demand automotive fuel pump
An internal combustion engine (14) has an associated controller (18) controlling operation of the engine. A fuel pump (10) delivers fuel to the engine at more than one pressure (300 kPa, 800 kPa). The fuel pump includes a fuel inlet (34) ...
09/04/2007
7263426System for controlling fuel delivery at altitude
A control system for an engine having a combustion chamber is disclosed. The control system has a first sensor, a second sensor, and a third sensor. The first sensor generates a signal indicative of ambient air pressure. The second sensor generates a signal indicati...
08/28/2007
7249589Hybrid vehicle and method for controlling hybrid vehicle
In hybrid vehicle, when the shift position SP is set to the S position at which a driver is allowed to select any one of the shift positions SP1 to SP6, and it is determined that warm-up of a purifying device has not been completed, the target air-fuel...
07/31/2007
7246602Fuel supplying apparatus and fuel injecting apparatus of internal combustion engine
A fuel supplying apparatus of an internal combustion engine includes a first fuel supply system, a second fuel supply system, and a pulsation propagation suppressing unit. The first fuel supply system pressurizes a fuel by a low-pressure pump, and supplies the fuel ...
07/24/2007
7236876Use of transient data to derive steady state calibrations for dynamic systems
A method of identifying target outputs, such as emissions levels, for a dynamic system, such as an engine. The engine is run at numerous combinations of input parameters, such as actual settings. At each combination of input parameters, the system is driven to a “...
06/26/2007
7225790Valve device and method for injecting a gaseous fuel
A valve device and a method directly inject gaseous fuel into a combustion chamber. A rapid response in a simple and compact design is achieved by a piezoelectric, magnetostrictive, or electromagnetic actuator that acts on a transmission device that comprises at lea...
06/05/2007
7216630System and method to control spool stroke motion
An oil activated fuel injector which provides a pilot quantity of fuel prior to the main fuel injection event. A control system for a fuel injector includes a sensor for providing a signal to a control which is indicative of an opening motion of a spool. The control...
05/15/2007
7204076Engine fuel control
An aircraft gas turbine engine fuel metering unit incorporating a memory device for storing data relevant to that unit, and an electrical connection arrangement whereby data can be read from and/or written to said memory device by an associated electronic engine con...
04/17/2007
7201150Energy-saving high-pressure fuel supply control device for internal combustion engine
In an energy-saving high-pressure fuel supply control device for sucking a low-pressure fuel via a flow rate control valve and supplying high-pressure fuel acquired by pressurizing the sucked fuel to a fuel rail, at a time point that is logically decided from a bott...
04/10/2007
7201138Control system for internal combustion engine
A control system used with an engine determines a fuel injection timing according to a detected engine operating condition and fuel injection is executed through a fuel injection valve. The target ignition timings of the fuel are set according to the detected engine...
04/10/2007
7201147Control strategies for a variable displacement oil pump
An internal combustion engine (30) has a fueling system comprising fuel injectors (36) that utilize oil under pressure to force fuel into engine combustion chambers. Oil is pumped to an oil rail (44) by an engine-driven pump (42) whose ef...
04/10/2007
7194997Method for monitoring an internal combustion engine
A method for monitoring an internal combustion engine is described in which fuel is injected directly into at least one combustion chamber in at least two partial injections via at least one final controlling element, in which an actual torque is determined at least...
03/27/2007
7191765Device for control of electro-actuators with detection of the instant of end of actuation, and method for detection of the instant of end of actuation of an electro-actuator
A description is provided of a device (2) for control of an electro-actuator (3), comprising a first and a second input terminal (4,5) which are connected to an electrical energy source (6); and a first and a second output terminal (10...
03/20/2007
7188605Method and device for operating an internal combustion engine
A method and a device for operating an internal combustion engine are provided, which allow a continuous limiting of the output of the internal combustion engine upon attaining a maximally possible injection duration of an injection valve. The internal combustion en...
03/13/2007
7188608Rail pressure sampling before fuel injection events
In common rail fuel injection systems, a sensed rail pressure is used to determine control signals to produce desired injection characteristics. Because rail pressure fluctuates, especially during cold start procedures, and because the rail pressure must be sensed b...
03/13/2007
7185634High efficiency, high pressure fixed displacement pump systems and methods
High efficiency, high pressure fixed displacement pump systems and methods of control. A typical application is for engine driven high pressure pumps for powering loads such as fuel injectors and/or hydraulic engine valve actuators. The pump systems include a contro...
03/06/2007
7182064Method for regulating the rotational speed of an internal combustion engine
A method for closed-loop speed control of an internal combustion engine that is provided as a generator drive or a marine propulsion unit, including the steps of: computing a first control deviation (dR1) from a speed variance comparison; computing a first se...
02/27/2007
7171944High-pressure fuel pump control device for internal combustion
A high-pressure fuel pump control device for an internal combustion engine includes a feedback quantity calculating unit (602) for calculating a fuel discharge feedback quantity (QFB) of a high-pressure pump according to a proportional integral operation base...
02/06/2007
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