Effect of casing rotation on displacement efficiency of cement slurry in highly deviated wells
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DOI: 10.1016/j.jngse.2018.01.040
Abstract: Abstract Rotating casing is helpful to improve cementing quality. In the case of casing rotation and non-rotation, the influence of density difference and casing eccentricity on displacement efficiency and displacing interface in highly deviated wells… read more here.
Keywords: highly deviated; casing rotation; deviated wells; rotation ... See more keywords
Temperature field analysis on the highly-deviated wellbore in backwashing condition
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2017.12.018
Abstract: Abstract Based on the measured borehole trajectory, a prediction model of temperature field of highly-deviated wells in backwashing condition is established. To verify the model, a test instrument to measure the temperature variations in the… read more here.
Keywords: highly deviated; temperature; field; analysis ... See more keywords
Experimental study on the mechanical responses of downhole tools in highly-deviated waterflooding well
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2018.07.063
Abstract: Abstract The complexity of the well structure of highly-deviated wells causes complicated and changeable mechanical response of the downhole tools under the operation conditions such as waterflooding, packer seating, circulation well cleanup and packer unlocking.… read more here.
Keywords: highly deviated; packer; tools highly; effect ... See more keywords