Lumped negative stiffness damper for absorption of flexural waves in a rod

被引：8

作者：

Balch, Samuel P. ^{[1
]}

Lakes, Roderic S. ^{[2
]}

机构：

[1] Kitty Hawk Corp, 1029 Corp Way, Palo Alto, CA 94303 USA

[2] Univ Wisconsin, Dept Engn Phys, Madison, WI 53706 USA

来源：

SMART MATERIALS AND STRUCTURES | 2017年 / 26卷 / 04期

关键词：

negative stiffness; damping; buckling; waves; HIGH-DAMPING METALS; COMPOSITE-MATERIALS; ALUMINUM-ALLOYS; PHASE;

D O I：

10.1088/1361-665X/aa6122

中图分类号：

TH7 [仪器、仪表];

学科分类号：

0804 ; 080401 ; 081102 ;

摘要：

A damper based on negative stiffness from column tilt buckling was used to achieve enhanced mechanical damping of bending vibration of a rod. Damping increased by a factor of three, via a damper column that was only about 0.2% of the mass of the aluminum alloy rod to be damped.

引用

页数：6

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