When the sign of the drive torque that is applied to wheels 1 is reversed and an absolute value difference of at least two of the wheel speeds becomes smaller than a threshold value ε, an ECU 3 switches the method for selecting the wheel speed used for estimating the vehicle body speed between select-low and select-high.
VEHICLE SPEED ESTIMATION METHOD AND VEHICLE SPEED ESTIMATION DEVICE FOR FOUR-WHEEL DRIVE VEHICLE
VERFAHREN ZUR SCHÄTZUNG DER FAHRZEUGGESCHWINDIGKEIT UND VORRICHTUNG ZUR SCHÄTZUNG DER FAHRZEUGGESCHWINDIGKEIT FÜR EIN ALLRADANTRIEBSFAHRZEUG
PROCÉDÉ D'ESTIMATION DE VITESSE DE VÉHICULE ET DISPOSITIF D'ESTIMATION DE VITESSE DE VÉHICULE POUR VÉHICULE À QUATRE ROUES MOTRICES
2024-02-07
Patent
Electronic Resource
English
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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