Theoretical analysis was conducted for the dynamic equation problem of non-classical damp of offshore platform structure under stochastic wave load.
运用复模态理论对考虑海洋平台结构与流体相互作用而引起的非经典阻尼问题进行了理论分析。
The basic principle of ultrasonic phased array inspection imaging technology and its new development in offshore platform structure inspection are described.
介绍了超声相控阵检测成像技术的基本原理及其在海洋平台结构检测中的最新进展。
Inspection scheme of offshore platform structure ultrasonic phased array was also presented, and the reference block of offshore platform structure was detected by this system.
提出海洋平台结构超声相控阵检测方案，并使用该系统在对比试件上进行试验。
Considering certain special characteristics in the vibration analysis of ship hull or offshore platform structure, an improved determinant search method is presented for the SAP-5 program.
本文结合船舶结构振动计算的特点，把SAP-5程序的行列式搜索法加以推广，设计出能处理和判别刚体模态、能从任意谐调频率开始计算的行列式搜索法。
Considering certain special characteristics in the vibration analysis of ship hull or offshore platform structure, an improved determinant search method is presented for the SAP-5 program.
本文结合船舶结构振动计算的特点，把SAP-5程序的行列式搜索法加以推广，设计出能处理和判别刚体模态、能从任意谐调频率开始计算的行列式搜索法。
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