CAJ | 학술논문

　　以某型号专用车为研究对象，以多体系统动力学为研究方法，以国家标准为试验依据，对整车进行了脉冲路面下的实车试验。同时，利用 ADAMS软件进行了整车建模和仿真，分析了车辆不同行驶速度下不同测量点的加权加速度变化和功率谱密度分布，并与车辆行驶的平顺性相联系，确定了试验车辆的振动响应关键部位，为整车的进一步优化设计提供了理论和试验依据。
　　이모형호전용차위연구대상，이다체계통동역학위연구방법，이국가표준위시험의거，대정차진행료맥충로면하적실차시험。동시，이용 ADAMS연건진행료정차건모화방진，분석료차량불동행사속도하불동측량점적가권가속도변화화공솔보밀도분포，병여차량행사적평순성상련계，학정료시험차량적진동향응관건부위，위정차적진일보우화설계제공료이론화시험의거。
Based on national automotive ride comfort standards and by means of dynamics of multi -body system,the properties of ride comfort of a special vehicle was studied under pulse road condition .The model of the vehicle was estab-lished and simulation analysis was carried out with ADAMS software .Changes of weighting acceleration and power spec-trum distribution were analyzed under vehicle different velocity at four measuring points and the relation with vehicle ride comfort was determined.The key points of vehicle viberation response was located and it provided theoretical and experi -ment reference for optimization design of the special vehicle .