四川盆地页岩气开发套管变形一体化防控技术

陈朝伟, 项德贵 - 中国石油勘探, 2022 - cped.cn
针对四川盆地长宁—威远国家级页岩气示范区开发过程中出现的套管变形问题,
提出了地质工程一体化防控技术. 在流体通道—断层激活模型的基础上, 结合断层滑动力学条件 …

How can casing deformation be prevented during hydraulic fracturing of shale gas?—A case study of the Weiyuan area in Sichuan, China

H Zhang, H Tong, P Zhang, Y He, Z Liu… - Geoenergy Science and …, 2023 - Elsevier
In the process of hydraulic fracturing of shale gas horizontal wells in the Weiyuan area of
Sichuan, China, casing deformation (CD) is a frequent problem that has seriously affected …

Integrated prevention and control technology of casing deformation in shale gas development well in Sichuan Basin

C Zhaowei, X Degui - China Petroleum Exploration, 2022 - cped.cn
With regard to the casing deformation in shale gas development wells in Changning-
Weiyuan national demonstration area in Sichuan Basin, an integrated prevention and …

Experimental study the collapse failure mechanism of cemented casing under non-uniform load

D Kuanhai, L Wanying, X Tianguo, Z Dezhi… - Engineering failure …, 2017 - Elsevier
Under non-uniform in-situ stress, the casing collapse failure often happens easily, and
especially in soft rock the problem is more serious. In addition, only the few scholars do …

Investigation to integrated geomechanics of casing deformation and a new technique: a case in deep gas shale of Sichuan basin, China

H Zhu, X He, Y Li, X Tang, C Huang, B Zeng… - ARMA US Rock …, 2023 - onepetro.org
To investigate the mechanism of casing deformation and failure during volumetric fracturing
of deep gas shale in Sichuan Basin, we put forward targeted comprehensive prevention and …

水平井体积压裂套管失效机制研究现状及趋势初探.

刘合, 刘伟, 王素玲, 董康兴 - Journal of China University of …, 2020 - search.ebscohost.com
体积压裂过程中套管变形失效成为影响低渗透油田高效开发的难题. 通过对体积压裂区实现全局
嵌入Cohesive 单元和渗流节点, 并在体积压裂区预制天然裂缝, 运用应力-渗流耦合的方法 …

Research status and prospect of casing deformation mechanism and control methods in shale gas wells in sichuan basin

Y Liu, Q Tang, H Wu, T Ma - ARMA US Rock Mechanics …, 2023 - onepetro.org
Casing deformation is a common problem of shale gas development in Sichuan Basin,
which makes it difficult to run fracturing strings. It has become a bottleneck of restricting the …

Study on the sealing integrity of cement sheath during volume fracturing of shale gas of horizontal well

M Fan, J Li, G Liu - Cluster Computing, 2019 - Springer
The integrity of the cement sheath is very important for reducing the band pressure of the
empty cement sheath and improving the safety of the shaft (well hole). The injection of high …

Casing shearing failure in shale gas wells due to fault slippage caused by hydraulic fracturing-case study

K Liu, Z Chen, Y Zeng, H Cao, Q Tao, Z Wang… - Abu Dhabi …, 2020 - onepetro.org
According to the analysis of casing deformation events and the achieved micro-seismic data
in four shale gas wells, the slip of the fault is treated as the main reason for casing …

Mechanism and controlling method for casing deformation in shale gas wells

Y Zeng, K Liu, S Zhou, Q Tao, G Yang, J Du - Arabian Journal for Science …, 2022 - Springer
Casing deformation problem caused by hydraulic fracturing treatments has seriously
reduced the number of fracturing stages. A well understanding of the mechanism and …