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灯泡贯流式水电站厂房坝段的抗震分析
苏礼邦1, 刘云贺1, 李守义1
西安理工大学 水利水电学院
摘要:
灯泡贯流式厂房坝段是由多孔洞组成的复杂三维孔洞结构,其内力分布较其他型式的厂房坝段更加复杂,而贯流式机组相对其他类型机组而言,其机组型式、受力方式有自身特点。为了全面了解厂房坝段在地震作用下的应力、位移、配筋及防裂情况,使结构设计更加合理、安全、经济,采用大型有限元程序ANSYS进行了抗震动力分析。其计算结果表明,厂房坝段结构的变形和强度均能满足要求,为工程设计提供了依据。
关键词:  灯泡贯流式水电站  电站厂房坝段  三维有限元  谱分析  抗震分析
DOI:
分类号:
基金项目:
Analysis on the earthquake resistance of the factory monolith of bulb tubular power station
Abstract:
The factory of bulb tubular power station composed by apertures,is a complex and lacunose 3D structure,therefore,it is more complex in stress distribution than other patterns. Compared with other unite it is special in unite and stressing. In order to know stress and displacement distributing, reinforcement and crack control roundly .under earthquake and make the design more feasible, economic and safety, it is necessary to carry out aseismatic analysis by 3D Finite Element Method ANSYS. The calculated results show that the distortion and intension are reasonable,which can supply reliable data for project designers.
Key words:  the bulb tubular power station  power building monolith  3D finite element  spectrum analysis  aseismic analysis