基础扭转振动的激振与分析
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鲍 臻 李席珍 王瑞兰
(机械工业部设计研究院 北京 100081)[提要] 在工程中,用机械式激振器偏心施加简谐扰力的办法,使基础产生扭转振动。本文介绍了试验情况以及取得的数据,并且提出了建议。
[关键词] 扭转振动 地基 刚度系数 激振The torsional vibration caused by simple harmonic disturbing force produced via a mechanical exciter, in engineering practice. This article introduces the experiments conducted and the data acquired, also gives some suggestions.
Keywords: torsional vibration; ground rigidity factor; excitation