| 梁弯曲振动高阶特征值计算的若干问题 |
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| 引用本文： | 陈贞钜,刘瑞茂. 梁弯曲振动高阶特征值计算的若干问题[J]. 福州大学学报(自然科学版), 1990, 0(4): 85-89 |
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| 作者姓名： | 陈贞钜 刘瑞茂 |
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| 作者单位： | 福州大学土建系(陈贞钜)，福州大学土建系(刘瑞茂) |
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| 摘 要： | 为克服Ｋｒｙｌｏｖ函数在梁弯曲振动高阶特征值数值计算中的困难，本文采取多种提高计算精度的措施，从而能在ＩＢＭ—ＰＣ微机上获得单跨梁和双跨连续梁前２０阶高精度固有频率和振型．
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| 关 键 词： | 梁振动 高阶特征值 |
Calculation of Higher Order Eigenvalues of a Beam in Vibration |
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| Chen Zhenju Liu Ruimao. Calculation of Higher Order Eigenvalues of a Beam in Vibration[J]. Journal of Fuzhou University(Natural Science Edition), 1990, 0(4): 85-89 |
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| Authors: | Chen Zhenju Liu Ruimao |
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| Affiliation: | Department of Civil and Architectural Engineering |
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| Abstract: | In order to overcome the difficulty or Krylov's function in the numerical calcula- tion of higer order eigenvalues or a beam in vibration,in this paper techniques are used for the improvement of accuracy,so as to obtain by using IBM-PC the more accurate twenty natural frequencies and modes of a beam with one span or two spans. |
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| Keywords: | beam in vibration higher order eigenvalue |
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