Apparatus (16) for estimating a grip factor (G) of at least one wheel (2, 3) comprising: a control unit (10) configured to process a current slip angle (a) of said wheel (2, 3); a storage unit (19), within which, in a consultation table (CT), a plurality of grip curves (GC) correlating a plurality of values of a steering parameter comprising the rack force (RF) with a plurality of values of the slip angle (a) are recorded; along a same curve, the value of the grip factor (G) remains unchanged; wherein the control unit (10) is configured to cyclically estimate at least one raw value (RG) of the grip factor (G) of said at least one wheel (2, 3) based on the position of a current condition (AC) within the consultation table (CT), as a function of the current slip angle (a) and of the current rack force (RF).


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    Title :

    APPARATUS AND METHOD FOR ESTIMATING A GRIP FACTOR OF A WHEEL OF A ROAD VEHICLE AND RELATIVE ROAD VEHICLE


    Additional title:

    VORRICHTUNG UND VERFAHREN ZUM SCHÄTZEN EINES HAFTUNGSFAKTORS EINES RADES EINES KRAFTFAHRZEUGS UND ENTSPRECHENDES KRAFTFAHRZEUG
    APPAREIL ET PROCÉDÉ POUR ESTIMER UN FACTEUR DE PRÉHENSION D'UNE ROUE D'UN VÉHICULE ROUTIER ET VÉHICULE ROUTIER


    Contributors:

    Publication date :

    2025-03-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion



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