The programmed spectra can be applied to transient analysis and fatigue damage detection, and moreover, predigest the calculation and improve the reliability of the dynamic analysis of oil derrick.

• 编制的程序载荷谱包含了所有钻探作业工况，反映了井架真实承载环境，可用于钻机井架的瞬态分析和疲劳损伤研究，并大大简化了计算过程，提高了井架动力分析的可靠性。