CAJ | 학술논문

应用最新国标GB/T4970—2009建立了前轮和后轮的路面脉冲输入的时域表示,采用1/2汽车五自由度振动模型描述军用汽车,提出求解军用汽车振动模型的矩阵形式的求解方法与步骤,能够有效评价军用汽车在路面脉冲输入下的振动性能。通过仿真与试验结果比较,验证了前轮和后轮的路面脉冲输入时域表示与矩阵形式求解方法的有效性。
응용최신국표GB/T4970—2009건립료전륜화후륜적로면맥충수입적시역표시,채용1/2기차오자유도진동모형묘술군용기차,제출구해군용기차진동모형적구진형식적구해방법여보취,능구유효평개군용기차재로면맥충수입하적진동성능。통과방진여시험결과비교,험증료전륜화후륜적로면맥충수입시역표시여구진형식구해방법적유효성。
To evaluate vibration performance of military automobile under road pulse input,the road pulse inputs of front and rear wheels are built based on the Chinese standard with number of GB/T4970—2009.And a five DOF half automobile model is used to describe military automobile.The solution method for military automobile model is presented in matrix expressions and its solution steps are given.The expression of the road pulse inputs of front and rear wheels in time domain,and the matrix solution are validated by comparation between simulation and test.