To provide a traction performance evaluation system capable of correctly evaluating the traction performance of a vehicle, and a four-wheel-drive vehicle.SOLUTION: A traction performance evaluation system 100 includes external information acquisition means 311 for acquiring external information on a disturbance factor which gives influence on a condition of a road surface on which an own vehicle 1 travels, slip rate calculation means 313 for calculating a slip rate of a tire on the basis of travel information indicating a travel state of the vehicle, and traction performance evaluation means 623 for evaluating the traction performance of the vehicle on the basis of a reference slip rate corresponding to the external information and the slip rate calculated by the slip rate calculation means 313.SELECTED DRAWING: Figure 1
【課題】車両のトラクション性能をより正確に評価することができるトラクション性能評価システム及び4輪駆動車を提供する。【解決手段】トラクション性能評価システム100は、自車両1が走行する路面の状況に影響を与える外乱要因に関する外部情報を取得する外部情報取得手段311と、車両の走行状態を示す走行情報に基づいてタイヤのスリップ率を算出するスリップ率算出手段313と、外部情報に応じた基準スリップ率とスリップ率算出手段313で算出されたスリップ率とに基づいて車両のトラクション性能を評価するトラクション性能評価手段623と、を備えている。【選択図】図1
TRACTION PERFORMANCE EVALUATION SYSTEM AND FOUR-WHEEL-DRIVE VEHICLE
トラクション性能評価システム及び4輪駆動車
2020-12-03
Patent
Electronic Resource
Japanese
IPC: | 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 / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |
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