连续管安全夹持摩擦系数允许区间研究

发布时间：2018-03-31 02:30

  本文选题：连续管　切入点：摩擦系数　出处：《科学技术与工程》2017年04期

【摘要】：针对连续管作业机在现场作业过程中频繁发生连续管溜管、咬伤等问题,提出摩擦系数区间对连续管安全夹持的影响研究。利用实验研究和数值计算相结合的方法,在不同轴向力和夹紧力工况下,研究摩擦系数对连续管等效应力、等效塑性变形及连续管位移量的影响。以连续管屈服强度和2‰塑性变形为评判依据,得出连续管安全夹持摩擦系数允许区间为0.4~0.6。该研究为连续管安全作业具有一定的指导意义,并为夹持系统设计提供科学依据。
[Abstract]:In order to solve the problems of continuous pipe slide and bite, the influence of friction coefficient interval on the safe clamping of continuous pipe is studied.In this paper, the effects of friction coefficient on the equivalent effect force, equivalent plastic deformation and displacement of continuous tube are studied under different axial force and clamping force by means of experimental study and numerical calculation.Based on the yield strength and 2 鈥，

本文编号：1688778