自振周期T为结构系统按某一振型完成一次自由振动所需要的往复时间。
南水北调与水利科技__期刊 关键词：大型渡槽；减震支座；自振周期 [gap=1276]Key words: large-scale aqueduct；vibration absorption bearing；natural period of vibration
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... ring viscometer环式粘度计 ringing frequency自振周期 ringing period自振周期 ...
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中国土木工程学报 关键词: 高层建筑; 自振周期; 分布规律; 合理范围; 控制 [gap=991]Keywords: high-rise building; natural vibration period; distribution law; reference range; control
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TMD can only reduce responses of few kinds of frequency and can’t realize the total absorption. The vertical stiffness of structure is big and its period of vibration is small.
结构的竖向刚度较大，自振周期较小，进行竖向隔震时需把隔震层的基频设计得很小才能减弱结构加速度。
参考来源 - 碟形弹簧对结构物的隔震作用·2,447,543篇论文数据，部分数据来源于NoteExpress
本文介绍了一种计算塔设备自振周期的新方法。
This paper presents a new method for calculating the natural vibration period of towers.
通过对方程组的求解，得到这种类型设备的自振周期及振型。
By solving equation group, the basic nature vibration period and vibration modes of this type equipment are obtained.
还分析了不同开度情况下非线性约束对自振周期和振幅的影响。
The effect of nonlinear binding force on period and amplitude are also analyzed.
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