在套损井中，由于套管变形、结垢等因素，进一步加大了封隔器卡钻的可能性。
The probability of packer sticking is increased because of the casing deformation and crustation in casing failure well.
允许自由移动的封隔器管柱是油气井封隔器完井的一种重要类型，油气井内压力和温度变化会导致封隔器管柱受力，从而发生变形。
The packer string with free movement is an important type of packer completion. The change of pressure and temperature can make the packer string get force, which results in deformation.
文中对不能移动封隔器管柱变形受力的有关问题进行了分析、推导和讨论，并给出了算例。
This paper analyses and discusses the problems about variation of permanent packer string, and provides calculation examples.
因此，计算自由移动封隔器管柱的变形量是整个管柱受力分析的重要组成部分，也是保证井下作业成败的关键因素。
Therefore, the calculation on the amount of deformation is not only an important work in force analysis of packer string, but also an important factor to ensure the downhole operation.
文中对自由移动封隔器管柱进行了受力分析，对管柱的变形量公式进行了推导，并给出了实例进行论证。
This paper analysis the problems on the force deformation of this packer string, deduces the calculation equation of force deformation and provides...
文中对自由移动封隔器管柱进行了受力分析，对管柱的变形量公式进行了推导，并给出了实例进行论证。
This paper analysis the problems on the force deformation of this packer string, deduces the calculation equation of force deformation and provides...
应用推荐