多自由度振动系统的简正坐标和简正振动模式 - 绍兴文理学院.PDF

维普资讯 力 学 与 实 践 2002年 第 24卷 滑纯滚问题；而 Vacco模型缺乏合理的实验验证．当 systems underdeltacorrelatedprocesses．J0|Engng 激励为 Poisson自噪声时，若能有合理恰当的实验验 MechFeb，1997，123(2)：l74-7r7r 8 GirceaM ．It6andStratonovichintegralforstochas- 证，方可给 出准确的解．争议同时也说明随机动力学 tic differentialequationswith Poisson whitenoise． 的复杂性． ProbEngng M ech，1998，13：175-82 参 考 文 献 G AUSS W HITE NoISE AND 1Stratonovich RL．Topicsin theTheory ofRandom N oN ．G AUSS W H ITE NoISE Noise．V_0lJ1．New York：Gordonand Breach．1963 2 LinYK ．ProbabilisticThoeryofStructuralDynam - SHANG M eiM EIFengxiang ics．New York：M cGraw-Hill，1967 (DepartmentofAppliedMechanics，BeijingInstituteof 3 Strotonovich RL． A new form of representing Technology,Beijing100081，China) stochasticintegral and equations．VestnikM oskov, UnivSetIMatMeh，1964(1)：3—12(Russian) Abstract This paper discusses two kinds of 4 W ongE，ZakaiM ．On therelationbetweenordinary stochastic processes，i．e． Gaussprocessna d non- andstochasticqeuations．／ntJEngSci,1965，3(2)： Gaussprocessand two kindsofintegrals，It6 inte- 213-229 rgalsandStratonovich intergals．ForGaus sprocess， 5 DiPaola M ．Fa~oneG ．It5 and Stratonovich i11- thereisacorrection term between It6interg alsand tegralsfordelta-correlated processes． Prob Engng Stratonovichintergasl．ButforaPoisson p