Pilot testing a damping device, installed in the lower section of the turbodrill

Authors: B.M. Kurochkin (VNIIBT), A.Ya. Vacula, R.R. Bikbulatov, S.A. Pilyaev (Bureniye OOO), I.I. Kagarmanov (Tatneft OAO)
Uncovered are the causes of rapid failure of the boring head bearing assemblies - spindles. The schemes of sequential rotor movement relative to the stator by 60° и 90° sectors are given. The effectiveness of damping device application in the lower section of the turbodrill is marked.
Uncovered are the causes of rapid failure of the boring head bearing assemblies - spindles. The schemes of sequential rotor movement relative to the stator by 60° и 90° sectors are given. The effectiveness of damping device application in the lower section of the turbodrill is marked.


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