【作者】 赵永刚； 王新志； 丁雪兴； 苏培仁；

【Author】 Zhao Yonggang Wang Xinzhi (Department of basic science,Gansu university of technology Lanzhou 730050 China) Ding Xuexing (Lanzhou Petrifaction staff college Lanzhou) Su Peiren (Gansu project school Lanzhou)

【机构】 甘肃工业大学基础课部； 兰州石化职工大学； 甘肃省计划学校；

【摘要】 本文采用能量变分原理,讨论了在横向均布载荷作用下弹性地基圆薄板小阻尼的非线性振动问题。用打靶法求得了本问题的数值结果,给出了非线性振动固有频率与地基弹性系数、阻尼系数、载荷以及振幅之间的关系,得到了对工程技术具有很高参考价值的结论。更多还原

【Abstract】 In this paper,non-linear vibration of circular thin plate on elasticity foundation with low damp subjected to transverse uniform loads have been discussed by the energy variational principle,By shooting method,numeric results of the problem was obtained, the relationships of non-linear natural frequency of the system,foundation elastic constant,damping cocffcient,loads and amplitude were given,and the valuable conclusion for engineering was concluded.更多还原