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US20090306879 |
CONTROL APPARATUS FOR AN INTERNAL COMBUSTION ENGINE
A control apparatus for an internal combustion engine is provided which, even when a starting time of an alcohol concentration change varies, can accurately detect a starting time of an alcohol...
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US20090293849 |
Venting device for fuel tank
The fuel tank venting device is furnished with a full fuel control valve and a rollover valve that are installed on a fuel tank, and a fuel tank valve unit having a pressure valve that is situated...
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US20090288645 |
Evaporative Emission Management For Vehicles
Evaporative emissions management for a vehicle having a fuel tank and a low-vacuum internal combustion engine, including hybrid electric vehicles, include first and second canisters with the second...
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US20090277427 |
DIAGNOSTIC DEVICE AND DIAGNOSTIC METHOD FOR FUEL VAPOR TREATMENT SYSTEM OF VEHICLE
A diagnostic device for a fuel vapor treatment system having: a canister that captures fuel vapor generated in a fuel tank; a purge passage for purging fuel vapor from the canister to an intake...
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US20090277426 |
GAS VAPOR CONTROL SYSTEM AND METHOD THEREOF
A gas vapor control system may include a canister for capturing gas vapor that is generated from a fuel, a throttle valve that is disposed substantially in the middle of an intake passage through...
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US20090255516 |
SOLENOID VALVE
A solenoid valve is directly connected to the intake pipe 28 of an internal combustion engine and controls the supply of fuel to the intake side thereof, wherein the solenoid valve includes a...
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US20090250039 |
FUEL VAPOR RECIRCULATION DEVICE FOR VEHICLE
A fuel vapor recirculation device may includes: a canister that is connected with a fuel tank through a vapor line and a purge line configured with a pressure control solenoid valve; a vapor...
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US20090216426 |
PLUG-IN HYBRID EVAP VALVE MANAGEMENT TO REDUCE VALVE CYCLING
A control module for an engine of a vehicle includes a mode determination module that determines whether the vehicle is in a fuel-saving mode based on an acceleration of the vehicle. A diurnal...
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US20090211560 |
Method for Operating a Tank System Comprising a Tank, and Tank System
The invention relates to a method for operating a tank system, in particularly of a motor vehicle, comprising a tank. According to the invention, said tank system has an adsorption filter for...
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US20090205622 |
CONTROLLER OF INTERNAL COMBUSTION ENGINE
A controller of an internal combustion engine includes: a purge controller, operable to control a purge amount of the vaporized fuel purged to an air intake system; an exhaust air-fuel ratio...
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US20090177370 |
ESTIMATION APPARATUS OF ALCOHOL COMPONENT AMOUNT IN FUEL
An estimation apparatus includes: a learning prohibition unit, configured to prohibit a learning unit from executing a learning control and retain a learning value, which is set just before...
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US20090150041 |
REFUELLING SYSTEM AND METHOD
A refueling system for a vehicle having a combustion engine. The refueling system includes: a fuel tank; a canister configured to adsorb fuel vapor generated inside the fuel tank; a canister drain...
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US20090139496 |
HYDROCARBON FUEL VAPOUR FILTER SYSTEM
A hydrocarbon vapour filter system for capturing vapour released from a fuel tank. The system contains a vapour line in vapour-tight communication with the fuel tank, having a vapour capture...
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US20090138173 |
EVAPORATIVE EMISSIONS PURGE CONTROL
A fuel vapor control module for a vehicle comprises a refill diagnostic module, a refill volume calculation module, a canister loading module, and a purge adjustment module. The refill diagnostic...
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US20090133673 |
FUEL VAPOR TREATMENT SYSTEM
A fuel vapor treatment system is mounted on a hybrid vehicle having an internal combustion engine and an electric motor. Even when an internal combustion engine is stopped, a discharge of fuel...
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US20090132147 |
Evaporative emission canister purge actuation monitoring system having an integrated fresh air filter
An evaporative emission canister purge actuation monitoring system includes an integrated valve body having a main flow passage, and an air filter assembly disposed adjacent the valve body and...
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US20090126703 |
Vapor canister having integrated evaporative emission purge actuation monitoring system
A vapor canister having an integrated evaporative emission canister purge actuation monitoring system. The vapor canister has a housing with an integrated valve body having a main flow passage, a...
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US20090084363 |
Regeneration of Evaporative Emision Control System for Plug-in Hybrid Vehicle
A plug-in hybrid vehicle is driven by one or more electric motors powered by a battery system with supplemental electric power provided by a gasoline engine powered generator. A canister with fuel...
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US20090078238 |
Fuel-Evaporated Gas Processing System and Electromagnetic Valve Device
A fuel-evaporated gas processing system includes an input port taking in evaporated gas evaporated in a fuel tank; output ports supplying the evaporated gas taken in through the input port to an...
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US20090070005 |
METHOD FOR MEASURING INITIAL HYDROCARBON CONCENTRATION IN CANISTER AND CONTROLLING FUEL INJECTION THEREBY, AND SYSTEM THEREOF
A method of measuring an initial hydrocarbon concentration in a canister includes opening a purge control valve thereby introducing hydrocarbons from the canister to a cylinder; calculating an...
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US20090070001 |
CONTROLLER FOR HYBRID VEHICLE
A fuel vapor treatment apparatus includes: a detection passage provided with a restrictor therein; a pump generating a gas-flow in the detection passage; and a differential pressure sensor...
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US20090056680 |
ELECTRONIC VENTING AND MECHANICAL ROLL OVER VALVE
A valve including a mechanical part, e.g. a float, for performing a ROV function (Roll Over Valve) and an electronic part, e.g. an electronically controlled solenoid valve, for performing a venting...
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US20090007890 |
Multi-Path Evaporative Purge System for Fuel Combusting Engine
As one embodiment, a method of operating the evaporative purge system for an engine of a vehicle propulsion system is provided. The method comprises during a first condition, loading at least a...
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US20090000603 |
FUEL VAPOR TREATMENT SYSTEM
An ECU computes a transit time from a time when the fuel vapor passes the purge valve right after the purge valve is opened until a time when the fuel vapor reaches a vicinity of the fuel injector....
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US20080308066 |
Dynamic Allocation of Drive Torque
A method for operating a powertrain in a vehicle is provided. The powertrain includes an electric drive and an internal combustion engine. The method comprises providing torque to drive the vehicle...
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US20080271718 |
Method for Fuel Vapor Canister Purging
A method of controlling fuel vapor purging in a hybrid electric vehicle capable of selectively operating an internal combustion engine is provided. The method includes, determining a fuel tank...
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US20080245347 |
Method for diagnosing the operation of a purge device of an engine
This involves diagnosing the operation of a fuel vapor purge device on an internal combustion engine. The pressure value and/or mass flow rate admitted to the air inlet manifold is determined...
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US20080236551 |
CONTROL METHOD FOR AN INTERNAL COMBUSTION ENGINE
In a control method for an internal combustion engine ( 1 ) which has a fuel tank ( 18 ), a fuel vapor storage device ( 25 ) for storing the escaping fuel vapors and a controllable valve ( 28 ) for...
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US20080223343 |
Fuel vapor control apparatus
A filter box having an integrated vent solenoid to connect to the atmospheric port of an automotive emission storage canister in relation to the fuel tank of the vehicle, used to recapture fuel...
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US20080202481 |
Vapor recovery system for a vehicle fuel tank
A vapor recovery system for a vehicle fuel tank comprising a canister having a first chamber containing a first body of adsorbent material for adsorbing fuel from fuel vapor laden air, said first...
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US20080196699 |
Gravity-controlled constant-pressure and pressure-regulation device
A gravity-controlled constant-pressure and pressure-regulation device includes a canister, a weight block, and a seal head. The canister includes a metal layer, an epoxy resin layer, and a plastic...
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US20080196698 |
Evaporative Emission Control Apparatus and Method
A system of mechanical components that operate cooperatively to control evaporation of fuel or hydrocarbon leakage from engines is disclosed. In at least some embodiments, the system of mechanical...
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US20080178852 |
PURGE FLOW CONTROL TO REDUCE AIR/FUEL RATIO IMBALANCE
A fuel control system that regulates a purge flow from a fueling system to an engine includes a sensor that monitors an engine speed and a first module that determines a PWM frequency of a purge...
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US20080178851 |
Fuel-vapor discharge structure in a fuel tank for engine apparatus
A fuel tank has a fuel-vapor discharge structure in which the piping connecting to external equipment is not obtrusive. The fuel-vapor discharge structure allows the passage of fuel vapor between...
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US20080161980 |
Method for operating a fuel supply system of a motor vehicle
In a method for operating an internal combustion engine of a motor vehicle, a driver type is ascertained. A criterion for performing a diagnosis or a regeneration of a component of the fuel supply...
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US20080148718 |
ENGINE SYSTEM AND METHOD FOR PURGE GAS REGENERATION OF AN EXHAUST GAS TREATMENT DEVICE IN SUCH A SYSTEM
A method for an exhaust gas treatment device ( 8 ) in an engine system, and an engine system comprising an internal combustion engine with at least one cylinder ( 2 ) are presented. The engine...
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US20080141983 |
Fuel vapor treatment
A fuel vapor treatment system includes a canister containing an adsorbent, a detector detecting a concentration of a fuel vapor, a purge passage for introducing the mixture gas into an engine, and...
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US20080141982 |
Method and device for operating an internal combustion engine
To operate an internal combustion engine subvolumes of the fluid flowing into an intake duct in each instance during a predetermined time period are determined for each period. Tank purging values...
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US20080135025 |
SYSTEM FOR DETECTING PURGE VALVE MALFUNCTION
A diagnostic control system for a purge valve that regulates fuel vapor flow from a fuel system into an intake manifold for an engine includes a calculation module and a malfunction module. The...
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US20080110441 |
System and Method for Purging Fuel Vapors Using Exhaust Gas
A system for a vehicle, comprising of an engine, an air intake passage coupled to the engine, an exhaust passage coupled to the engine, a fuel vapor storage system fluidly coupled with the intake...
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US20080092858 |
FUEL VAPOR TREATMENT SYSTEM
A first fuel state determination section determines a fuel condition purged from a canister based on a quantity of deviations from a target air fuel ratio of the measured air-fuel-ratio. A second...
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US20080046161 |
SINGLE NOZZLE INJECTION OF GASOLINE AND ANTI-KNOCK FUEL
Fuel management system for operation of a spark ignition engine. The system includes a source of gasoline and a source of anti-knock fuel. A proportioning valve receives the gasoline and the...
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US20080041349 |
PASSIVE PRESSURE ACTIVATION VALVE
A valve apparatus includes a housing, which defines an interior chamber, a baffle disposed in the interior chamber, and a volume of liquid. The housing includes first, second and third portions....
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US20080035122 |
Fuel Delivery Control for Internal Combustion Engine
A method of controlling an internal combustion engine having a fuel vapor purging system and a fuel delivery system including a fuel pump and a fuel pressure sensor for detecting the fuel pressure...
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US20080006248 |
Air Control Module
An air control module comprises a canister purge valve, a vapor blocking valve, a canister vent valve and a housing, wherein at least a portion of the canister purge valve, the vapor blocking...
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US20080000456 |
Cost-optimized canister purge valve
A canister purge valve ( 14 ) includes a housing ( 40 ) defining a fuel vapor flow path between first and second ports. A seat ( 68 ) defines an aperture ( 66 ) through which fuel vapor flow passes...
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