Development and investigation of the travel electric drive of roller-cone drilling rigs based on the thyristor voltage regulator – induction motor (TVR–IM) system

Moscow

142 pp.

Development and investigation of the travel electric drive of roller-cone drilling rigs based on the thyristor voltage regulator – induction motor (TVR–IM) system — Masmudi, Nabil Ben Kheydi — 1994 — Russian Dissertation Library