液力忆惯容器装置建模与特性试验
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张孝良,耿灿,聂佳梅,高乔
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Modelling and characteristic test for hydraulic mem-inerter device
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Xiao-liang ZHANG,Can GENG,Jia-mei NIE,Qiao GAO
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| 表 3 装置输出力幅值的均方根 |
| Tab.3 RMS values of response amplitudes |
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| fr /Hz | 观察值 | 输出力 | | 理论值/kN | 试验值/kN | 偏差/% | | 0.5 | 上幅值 | 0.242 | 0.294 | 20.0 | | 0.5 | 下幅值 | −0.246 | −0.278 | 13.1 | | 1.0 | 上幅值 | 0.351 | 0.364 | 3.8 | | 1.0 | 下幅值 | −0.367 | −0.346 | 5.7 | | 1.5 | 上幅值 | 0.556 | 0.577 | 3.7 | | 1.5 | 下幅值 | −0.592 | −0.613 | 3.5 | | 2.0 | 上幅值 | 0.781 | 0.811 | 3.7 | | 2.0 | 下幅值 | −0.847 | −0.878 | 3.6 | | 2.5 | 上幅值 | 1.107 | 1.067 | 3.6 | | 2.5 | 下幅值 | −1.206 | −1.167 | 3.2 | | 4.0 | 上幅值 | 2.497 | 2.594 | 4.0 | | 4.0 | 下幅值 | −2.767 | −2.653 | 4.1 |
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