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Computer Studies of the Tightness of the Drill String Connector Depending on the Profile of Its Tapered Thread

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New Technologies, Development and Application III (NT 2020)

Abstract

Drill connector is named as tool-joint play an important role in ensuring the impermeability of the drill string. The tightness closure of the ends of the box and the pin depends on the contact pressure between the ends of the box and the pin of the on one hand and the pressure of the drilling fluid inside of the pipe on the other hand. In common tool-joint, the contact pressure must exceed the pressure of the drilling fluid inside the drill string. Computer studies conducted by the authors in the SOLIDWORKS Float Simulation show the reduce of the effect of the drilling fluid pressure on the amount of contact pressure between the ends of the box and the pin in the process of initial depressurization.

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Correspondence to Oleh Onysko .

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Onysko, O., Borushchak, L., Kopei, V., Lukan, T., Medvid, I., Vryukalo, V. (2020). Computer Studies of the Tightness of the Drill String Connector Depending on the Profile of Its Tapered Thread. In: Karabegović, I. (eds) New Technologies, Development and Application III. NT 2020. Lecture Notes in Networks and Systems, vol 128. Springer, Cham. https://doi.org/10.1007/978-3-030-46817-0_82

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