To provide a road surface friction coefficient forecasting system capable of forecasting a friction coefficient on a road surface, even when the road surface state is changed.SOLUTION: A road surface friction coefficient forecasting system includes external information acquisition means 31 for acquiring external information, tire condition coefficient calculation means 34 for acquiring tire information for showing a tire condition of a vehicle, and friction coefficient forecasting means 35 for forecasting a friction coefficient between a tire and a load surface based on a tire condition coefficient acquired by the tire condition coefficient calculation means 34, and on a road surface condition acquired by the external information acquisition means 31, in which the friction coefficient forecasting means 35 forecasts a friction coefficient on the road surface ahead in a traveling direction of the vehicle.SELECTED DRAWING: Figure 1
【課題】路面状態が変化した場合でも正確に路面の摩擦係数を予測することができる路面摩擦係数予測システムを提供する。【解決手段】外部情報を取得する外部情報取得手段31と、車両のタイヤの状況を示すタイヤ情報を取得するタイヤ状況係数算出手段34と、タイヤ状況係数算出手段34により取得されたタイヤ状況係数、及び外部情報取得手段31により取得された路面状況に基づいて、タイヤと路面との摩擦係数を予測する摩擦係数予測手段35と、を備え、摩擦係数予測手段35は、車両の進行方向前方の路面の摩擦係数を予測する。【選択図】図1
ROAD SURFACE FRICTION COEFFICIENT FORECASTING SYSTEM
路面摩擦係数予測システム
2020-12-03
Patent
Elektronische Ressource
Japanisch
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 |
System for predicting road surface friction coefficient
Europäisches Patentamt | 2022
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