| 杆、梁离散和连续系统的振动定性性质的统一论证 |
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| 引用本文： | 王其申,王大钧. 杆、梁离散和连续系统的振动定性性质的统一论证[J]. 力学学报, 1997, 29(1): 99-102. DOI: 10.6052/0459-1879-1997-1-1995-201 |
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| 作者姓名： | 王其申 王大钧 |
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| 作者单位： | 安徽安庆师范学院物理与电气工程学院，246011 |
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| 摘 要： | 采用极限过渡法，从杆、梁差分离散系统刚度矩阵的符号振荡性导出相应系统格林函数的振荡性，从而统一论证了离散与连续系统的固有频率和模态的定性性质
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| 关 键 词： | 杆 梁 极限过渡 定性性质 振动 |
UNITED PROOF FOR QUALITATIVE PROPERTIES OF DISCRETE AND CONTINUOUS SYSTEMS OF VIBRATING ROD AND BEAM |
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| Wang Qishen. UNITED PROOF FOR QUALITATIVE PROPERTIES OF DISCRETE AND CONTINUOUS SYSTEMS OF VIBRATING ROD AND BEAM[J]. chinese journal of theoretical and applied mechanics, 1997, 29(1): 99-102. DOI: 10.6052/0459-1879-1997-1-1995-201 |
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| Authors: | Wang Qishen |
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| Abstract: | Applying a method of limit transition, we have come to the oscillatory properties of Green's functions of continuous systems from the sign oscillatory properties of stiffness matrices of discrete systems for a vibrating rod or beam. |
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| Keywords: | rod beam method of limit transition qualitative properties |
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