The analysis of factors, that cause processes of open hole wells’ destructions of Gatchina underground gas storage reservoir and prediction of sand effects
About authors
- 1 — head of board Leningrad Board of Gasprom underground gas storage of «Gazprom PHG»
- 2 — Ph.D., Dr.Sci. professor Saint Petersburg State Mining Institute (Technical University)
- 3 — foreman Leningrad Board of underground gas storage of «Gazprom PHG»
Abstract
The peculiarities of elastic stresses in open hole wells’ of Gatchina gas storage reservoir are researched. It is revealed that in depression more than 1,5 MPa gas bearing rocks start to destroy. On the basis of studying of correlation relation between technological parameters of gas wells’ production and evacuation of sand the equations of plural regression are constructed. These equations are used to make prediction of sand evacuation at each producing gas well.
Область исследования:
(Archived) Problems in geodynamic and ecological safety in the exploration of fields of oil and das, their storage and transporta
Keywords:
tangential stress
well's open hole
underground gas storage reservoir
depression
correlation
sand
regression
prediction
References
- Lekhnitskiy S.G. Theory of non homogeneous bodies’ resilience. Moscow: Nauka, 1977. 415 p.
- Svalov A.M. Analysis of factors, that cause processes of rocks’ destruction in producing wells // Gazovaya promyshlennost. 2004. № 7. P.61-63.
- Svalov A.M. Two-way analysis of peculiarities spreading’stangential strain near wells’ hole // Gazovaya promyshlennost. 2006. № 2. P.34-36.
- Svalov A.M., Gryguletskiy V.G. Mechanism of rocks’ destruction near wells’ hole on late stage of gas fields’ development // Gazovaya promyshlennost. 2007. № 9. P.55-59.
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