Analysis of impact of surrounding rock post-grouting for large oil cavern on its water seal ability based on fluid-solid coupling
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Analysis of impact of surrounding rock post-grouting for large oil cavern on its water seal ability based on fluid-solid coupling
Vol. 35, Issue S2, (2014)
作者机构:
1. 山东大学 岩土与结构工程研究中心,济南,250061
2. 山东大学 后勤保障部,济南,250100
3. 山东交通学院 数理系,济南,250023
作者简介:
基金信息:
DOI:
CLC:TE822
Online First:12 November 2014,
Published:2014
稿件说明:
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ZHANG Long-yun, ZHANG Qiang-yong, LI Shu-cai, et al. Analysis of impact of surrounding rock post-grouting for large oil cavern on its water seal ability based on fluid-solid coupling[J]. 2014, 35(S2).
DOI:
ZHANG Long-yun, ZHANG Qiang-yong, LI Shu-cai, et al. Analysis of impact of surrounding rock post-grouting for large oil cavern on its water seal ability based on fluid-solid coupling[J]. 2014, 35(S2).DOI:
Analysis of impact of surrounding rock post-grouting for large oil cavern on its water seal ability based on fluid-solid coupling
By properly selecting the main physical and mechanical parameters of surrounding rock
a model for calculating water inflow of a large underground water seal oil cavern after the whole section excavation is established based on porous elastic continuum fluid-solid coupling theory. And the groundwater seepage field and displacement field of Huangdao oil storage underground water seal cavern are analyzed with numerical simulation. By the comparative analysis of different grouting mode and different thickness of grouting case
it is found that it is not a fact that the greater the thickness of grouting circle of cavern
the better control effect of the seepage flow. There is a relatively economic and reasonable threshold. The results show that the best way of post-grouting is to form a whole section closing grouting circle