1) collapse
[英][kə'læps] [美][kə'læps]
挤毁
1.
),a new failure form appeared that is tubing collapse,especially in western oilfields.
在采用掺稀降粘工艺开采稠油时,油管失效除了常见的失效形式(滑脱、管体破裂、穿孔、腐蚀等)外,又出现了新的失效形式——油管挤毁,尤其是在西部油田。
2) casing collapse
套管挤毁
1.
Research status and future trends of the casing collapse problem;
套管挤毁问题研究现状及发展趋势
2.
A finite element model of casing collapse,which can predict the collapse strength,contains the effects of residual stress and geometric imperfections.
预测套管的挤毁失效压力一直是管柱力学研究的热点,针对这一问题,利用在套管外壁粘贴应变片的方法,研究了套管挤毁失效过程中的应变情况。
3.
Objective condition of casing collapse is existing for gypsum-salt bed creep.
但是实钻资料表明 ,四川地区膏盐层套管挤毁现象需要满足一定条件才会发生。
3) collapsing pressure
挤毁压力
1.
Then,the Tresca and Mises yield criterions are applied to deduce the computing formulae of collapsing pressure for casing destruction under the conditions of non-considering and with considering casing axial loads,respectively.
将非均匀地应力场中套管载荷和套管内应力分布的理论公式推广到包含内压的情况,并采用Tresca屈服准则和Mises屈服准则,分别推导了在忽略套管轴向载荷和考虑套管轴向载荷两种情况下套管强度破坏时挤毁压力的计算公式。
4) collapsing strength
挤毁强度
1.
Study on collapsing strength of casing pipe on the residual stress;
套管的残余应力对抗挤毁强度的影响
5) Anti-collapse
抗挤毁
1.
Experimental Research on BG110T Anti-collapse Casing(PartⅠ)——Influence by residual stress, average wall thickness and yield strength on critical anti-collapse strength;
研究结果表明,孔型设计采用壁厚正公差,采用多机架均整及严格控制回火温度与矫直温度,可使套管屈服强度提高,残余应力降低,从而有效地提高了套管的抗挤毁性能。
6) collapse failure
挤毁破坏
补充资料：凋毁
1.毁坏。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条