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윤창규(Changgyu Yoon),장진석(Jinseok Jang),나상도(Sangdo Na),박동운(Dongwoon Park),유완석(Wansuk Yoo) 한국자동차공학회 2014 한국자동차공학회 부문종합 학술대회 Vol.2014 No.5
In this study, vertical stiffness ratio of tire is defined and used to estimate vertical force of wheel at vehicle driving . Two tires are used and they are geometrically same but the inner structure is different. Tire performance test is conducted to measure the stiffness of each tire at static and dynamic, respectively. The dynamic tire model is generated using the results of tire performance test and the model is used in vehicle driving simulation. And then vertical force at the front wheel is measured and compared. FTire model is used as dynamic tire model and simulation is conducted using ADAMS/CAR software. For the purpose of verify the influence of obstacle, two deferent obstacles are used. The correlation between vertical stiffness ratio and vertical force of wheel at vehicle driving is analyzed and verified with full car test.