Matches 1 - 32 out of 32


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US20130124107 FUEL TANK CONTAMINANT PREDICTION  
A method for predicting a quantity of a contaminant in a fuel tank at the end of a time period, the method comprising the steps of: determining a quantity of the contaminant in the fuel tank at...
US20150167572 METHOD AND SYSTEM FOR DIAGNOSING COMMON RAIL DIESEL ENGINE  
Disclosed are a method and a system for diagnosing a common rail diesel engine. The method for diagnosing a common rail diesel engine may include setting a time when a pressure of a common rail...
US20100007874 METHOD FOR ENSURING THE SAFETY OF THE COMPONENTS OF THE DRIVE TRAIN OF A VEHICLE FOLLOWING THE DETERIORATION OF THE FUEL  
The invention relates to a method of ensuring the safety of the components of the drive train of a vehicle equipped with a heat engine, before or during its startup phase following a deterioration...
US20150153291 METHOD FOR DETERMINING THE RETENTION CAPACITY OF FUEL VAPOR FILTERS  
The invention relates to a method of determining the retention capacity of fuel vapor filters for motor vehicles, wherein a temperature profile of the fuel is recorded on a motor vehicle in a SHED...
US20050039526 Electronic engine control with reduced sensor set  
An engine control apparatus is disclosed for determining crankshaft position, engine phase, engine loading, and intake air mass of an internal combustion engine (10) through monitoring intake air...
US20140360255 MONITORING THE FUEL SUPPLY CUTOFF VALVE FOR AN ENGINE  
Method of testing an engine fuel supply cutoff valve, characterised in that it comprises steps to: detect (E1) a fuel supply cutoff command,command (E3) to close the fuel supply cutoff...
US20060162705 Method for the activation of a tank venting valve of a motor vehicle during a leak test  
The invention relates to a method for regulating a fuel tank venting valve of a motor vehicle during leak testing of a fuel tank venting system where the fuel tank venting valve is arranged in a...
US20120222473 FUEL PROPERTY DETECTION DEVICE FOR CONSTRUCTION MACHINE AND CONSTRUCTION MACHINE PROVIDED THEREWITH  
A device detecting a property of fuel in a course of a pipeline, while improving accuracy and stability of the fuel property detection. The device includes a sub-tank provided in the course of a...
US20150121999 REFUELING DETECTION METHOD  
Embodiments for detecting fuel events are presented. In an embodiment, a method comprises performing an action responsive to a fuel event indicated based on output from a hydrocarbon sensor...
US20090211348 Process and Device for Testing the Mobility of a Negative Pressure Relief Valve of the Fuel System of a Motor Vehicle  
The invention relates to a method for testing the mobility of the negative pressure relief valve of the fuel system of a motor vehicle, the negative pressure relief valve depending on the pressure...
US20130019669 APPARATUS FOR DETECTING ABNORMALITY FOR FUEL PROPERTY DETECTING APPARATUS  
The present invention aims at providing an apparatus for detecting abnormality capable of accurately detecting whether or not there is an abnormality in a fuel property detecting apparatus. An...
US20070079650 Method and apparatus for checking the tightness of a tank system, in particular of a motor vehicle  
A method of and an apparatus for checking the tightness of a tank system of an internal combustion engine of a motor vehicle by means of overpressure or underpressure, in which a first...
US20070199374 Leakage diagnosis apparatus and method for diagnosing purge apparatus for internal combustion engine  
A leakage diagnosis apparatus is applied to a purge apparatus of an internal combustion engine. The purge apparatus includes a canister accommodating an adsorbent for temporarily absorbing fuel...
US20100138135 METHOD AND DEVICE FOR DETERMINING THE COMBUSTION LAMBDA VALUE OF AN INTERNAL COMBUSTION ENGINE  
In a method and a device which allow determination of the combustion lambda value of an internal combustion engine having at least two combustion chambers without using a lambda sensor, a...
US20060243039 Model-based fuel control for engine start and crank-to-run transition  
A fuel control system for regulating fuel to cylinders of an internal combustion engine during an engine start and crank-to-run transition includes a first module that determines a plurality of...
US20150184620 METHOD AND SYSTEM FOR FUEL VAPOR CONTROL  
Methods and systems are provided for monitoring a fuel vapor recovery system including a fuel tank isolation valve coupled between a fuel tank and a canister. During selected conditions, the valve...
US20080163850 Throttle control cartridge with double cam to force idle position  
A throttle control cartridge has a circuit board carrying a Hall-effect sensor, the position of which is fixed in a housing carrying a cam. A shaft carrying a magnet is rotatably and translatably...
US20090199626 FUEL DELIVERY SYSTEM AND METHOD  
Systems and methods for determining a plurality of characteristics of a fuel and controlling a fuel delivery system based on the characteristics of the fuel. A controller generates a plurality of...
US20090205413 DIAGNOSTIC APPARATUS FOR HIGH-PRESSURE FUEL SUPPLY SYSTEM  
A diagnostic apparatus is combined with a high-pressure fuel supply system including a high-pressure fuel pump, a fuel rail, injectors, and a fuel pressure measuring unit for measuring fuel...
US20150122229 METHOD AND SYSTEM FOR ADJUSTING A FUEL TANK ISOLATION VALVE  
Methods and systems are provided for adjusting and diagnosing a position of a fuel tank isolation valve (FTIV) of a fuel system. In one example, a method comprises adjusting a FTIV of a fuel...
US20090314071 ABNORMALITY DIAGNOSIS APPARATUS FOR INTERNAL COMBUSTION ENGINE  
An alcohol concentration sensor detecting alcohol concentration of fuel is provided in a fuel tank or a fuel passage. An alcohol concentration detected at a previous driving of an engine is stored...
US20100122573 FUEL PROPERTY SENSING DEVICE  
A control unit executes sensing of a fuel property of fuel based on a physical value, which is related to a combustion state of the fuel in an internal combustion engine, when it is determined...
US20090178474 Fuel composition estimation and control of fuel injection  
A method for estimating the composition of a fuel within an engine, comprises performing the following steps under ambient conditions: (a′) determining the ambient temperature of the fuel; (a)...
US20090107226 FUEL VOLATILITY RECOGNITION METHOD DURING THE POST-CRANKING STEP OF AN INTERNAL COMBUSTION ENGINE  
A fuel volatility recognition method during the post-cranking step of an internal combustion engine; the recognition method contemplates the steps of: starting the internal combustion engine;...
US20120109579 METHOD OF TESTING AND PROVING FUEL EFFICIENCY IMPROVEMENTS  
A method of testing and proving fuel efficiency improvements includes installing a telematic device in each of a first plurality of vehicles and a second plurality of vehicles. The telematic...
US20100206059 MALFUNCTION DIAGNOSING APPARATUS FOR INTERNAL COMBUSTION ENGINES  
The present invention provides a malfunction diagnosing apparatus for an engine which enables selection of a fuel to be supplied to a tank from fuels having different properties. The apparatus...
US20080228379 Method and device for detecting the fuel quality in an internal combustion engine  
A device and a method for detecting the fuel quality in an internal combustion engine, especially a Diesel internal combustion engine. At particular operating states, in at least one cylinder, a...
US20170160251 Aircraft Fuel Tank Inerting System Adapted To Compute The Quantity Of Oxygen Present In An Inerting Gas Injected Into Said Tank  
An inerting system for inerting a fuel tank of an aircraft. The system includes: a sensor including a phosphorescent material, arranged in a distribution mechanism for distributing an inerting gas...
US20160377588 Sensor device for determining the evaporation pressure of a fluid, in particular of a fluidic fuel  
In a sensor device for determining the evaporation pressure of a fluid, in particular of a fluidic fuel, in a vehicle with at least one heating element, the invention provides that the sensor...
US20160177857 METHOD AND DIAGNOSTIC FACILITY FOR CHECKING HIGH-PRESSURE TANK VALVES, HIGH-PRESSURE TANK SYSTEM AND MOTOR VEHICLE WITH A HIGH-PRESSURE TANK SYSTEM  
A method and diagnostic facility for checking a plurality of magnetic valves in a high-pressure tank system of a motor vehicle is described. A magnetic valve is activated for opening the magnetic...
US20160061802 METHOD AND SYSTEM FOR DETERMINING THE VOLATILITY OF A FUEL  
It is proposed a method for determining the volatility of fuel in a fuel storage system, the method comprising: determining that a refueling event has occurred (210) and that the fuel storage...
US20150345416 SYSTEM AND METHOD FOR DETECTING AIR FUEL RATIO IMBALANCE  
A system and method of detecting fueling imbalance(s) in an internal combustion engine is provided. The method includes receiving data regarding an oxygen content of engine exhaust for the engine...

Matches 1 - 32 out of 32