A method for an engine is presented, wherein purge air is routed through a fuel vapor canister during a first condition such that desorbed fuel vapor traverses a canister purge port en route to an engine intake, and wherein purge air is routed through a fuel vapor canister during a second condition such that desorbed fuel vapor traverses a canister load port en route to the engine intake. Bypassing the canister purge port during a canister purge event allows for cleaning adsorbed fuel vapor from the canister even if flow through the canister purge port is restricted. In this way, vehicle emissions may be mitigated during conditions where a carbon dust filter at the canister load port is clogged.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Systems and methods for fuel vapor canister purge routing


    Beteiligte:
    DUDAR AED M (Autor:in)

    Erscheinungsdatum :

    13.02.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    F02M Zuführen von Brennstoff-Luft-Gemischen oder deren Bestandteilen bei Brennkraftmaschinen allgemein , SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



    SYSTEMS AND METHODS FOR FUEL VAPOR CANISTER PURGE ROUTING

    DUDAR AED M | Europäisches Patentamt | 2018

    Freier Zugriff

    SYSTEMS AND METHODS FOR FUEL VAPOR CANISTER PURGE ROUTING

    DUDAR AED M | Europäisches Patentamt | 2017

    Freier Zugriff

    Systems and methods for fuel vapor canister purge routing

    DUDAR AED M | Europäisches Patentamt | 2019

    Freier Zugriff

    Fuel vapor canister purge using reversible vacuum pump

    DUDAR AED M / YANG DENNIS SEUNG-MAN / PEARCE RUSSELL RANDALL | Europäisches Patentamt | 2017

    Freier Zugriff

    FUEL VAPOR CANISTER PURGE USING REVERSIBLE VACUUM PUMP

    DUDAR AED M / YANG DENNIS SEUNG-MAN / PEARCE RUSSELL RANDALL | Europäisches Patentamt | 2016

    Freier Zugriff