某抽水蓄能电站厂房内压力钢管应力测试和分析  

Stress Test and Analysis of Steel Penstock in a Pumped Storage Power Station

作　　者：徐亚鹏 柴可馨 曹佳丽 尚欣 XU Yapeng;CHAI Kexin;CAO Jiali;SHANG Xin(Pumped-Storage Technological&Economic Research Institute State Grid Xinyuan Co.Ltd.,Beijing 100053,China;Shanghai University of Electric Power,Shanghai 200090,China)

机构地区：[1]国网新源控股有限抽水蓄能技术经济研究院,北京市100053 [2]上海电力大学,上海市200090

出　　处：《水电与抽水蓄能》2023年第3期51-53,63,共4页Hydropower and Pumped Storage

基　　金：国网新源科技项目(SGXYKJ-2022-045)。

摘　　要：通过理论计算、实际测试以及有限元模拟三种方式对双机甩负荷过程中压力钢管所受应力进行校核分析,结果表明,在极限抗力限值和分析设计两种强度设计原则下,压力钢管都具有一定的安全余量。Through theoretical calculation,practical test and finite element simulation,the stress on the pressure steel pipe in the process of double machine load dumping is checked and analyzed.The results show that the pressure steel pipe has a certain safety margin under the two strength design principles of limit resistance and analysis design.

关 键 词：明管 极限抗力限值 有限元分析 分析设计 

分 类 号：TV34[水利工程—水工结构工程]