International scientific journal

ISSN: 2663-0419 (electronic version)

ISSN: 2218-8754 (print version)

International scientific journal

ISSN: 2663-0419 (electronic version)

ISSN: 2218-8754 (print version)

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Analysis of breakdowns during drilling works and risk assessment of accident of their cause

G. M. Efendiyev, K.A. Jafarov

1 – Institute of Geology and Geophysics of Azerbaijan National Academy of Sciences, AZ1143, Baku, H.Javid av., 119, E-mail: galib_2000@yahoo.com

2 – Azerbaijan State University of Oil and Industry, Baku, Az1010, Azadlig av., 20, E-mail: j.kamran@mail.ru

Summary

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The article focuses on accident problems dealing with wells drilling. There is a statistical analysis for accidents frequency and their results expressed by material damage. There is also assessment of accident risk appearing during wells drilling, and surface has been build for risk change due to accidents frequency and their results. Here the surface with permissible risk can be defined and other areas of surface are characterized by permissible and non-permissible risk zones.