FLAC(3D) Analysis of the Soil Excavation Influence on the Deformation of Flexible Pressure Pipe
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摘要: 基于柔性压力管结构计算理论,通过FLAC(3D)有限差分软件,分析了柔性管的受力状态及管-土共同作用的规律。通过正交试验法,在埋深、开挖位置、开挖深度等不同参数设置下,定量地给出了各种因素对管道位移影响的显著性水平,为后续柔性管的设计和研究提供了基础依据。Abstract: In this paper,based on the theory of flexible pressure pipe structure,the stress state of the flexible pipe and the law of the joint action of the pipe and soil are analyzed by FLAG3" finite difference software.By orthogonal test,the influence of various factors on the displacement of the pipeline is given,and the significance level of the factors is given,which provides the basis for the design and research of the flexible pipe.
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Key words:
- flexible pressure pipe /
- pipe soil interaction /
- Finite Element Analysis
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