Stress analysis of four-leg K type derrick and its substructure during the integral hoisting of the derrick;
起升中四腿落地式K型井架及底座的应力分析
The analysis of FEM simulation of raising of derrick;
井架起升过程的有限元仿真分析
Method for calculating Stability of solid axis pressure bar used on derricks;
井架实腹式轴心压杆稳定性计算新方法
To evaluate the safety bearing capacity of drilling derrick, a novel method is proposed based on frequency and load descending coefficient by the research of vibratipn theory, finite element model and experimental analysis of simple model of drilling derrick.
通过井架结构振动理论、有限元分析和实验室简易模型的试验研究,提出了以振动频率为基准,载荷下降系数为依据诊断钻井井架结构安全承载能力的方法。
Three kinds of drilling derricks for drilling a well of 3200 meters are used at present, including tower shape, K shape and A shape.
对在用的3200m钻机的塔型、A型和K型井架抗扭特性进行了分析,以满足正在发展的顶驱钻机的需要。
The principle of the predominance in the design for the mast;
井架结构设计中的优势原则
Procedures for manufacturing the type JJ450 mast of the offshore drilling rig;
JJ450型海洋钻机井架制造工艺
Calculation of Static Stress and Stability of Model JJ225/43-K Mast;
JJ225/43-K石油钻机井架强度及稳定性计算
Installation construct technology investigate of headframe with box type steel strucure;
箱形钢结构井架安装施工工艺研究
Stability analysis of the main headframe in one mine;
某矿主井井架稳定性分析
This article briefly introduced the modeling of K derrick and carried on analysis and calculation of static mechanics performance, vibration characteristic and the stability based on the ANSYS.
基于ANSYS建立了K形井架的有限元分析模型,进行了静态力学性能、自振特性、稳定性综合分析和计算,全面了解了其力学行为,为安全使用该井架提供了依据。
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