TY JOUR TI IMPROVING THE SAFETY OF WORK OF PUMP UNITS OF THE FILLING EQUIPMENT OF THE STARTING COMPLEX KW vibrations of pumping units KW rigidity of a bearing unit KW safe operation of process equipment JO Problems of risk management in the technosphere AU Astankov, A.M. AU Shiff, V.K. AU Vagin, A.V. PY 2018 IS 2018 PB Saint-Petersburg University of State Fire Service of Emercom of Russia