NPP Mochovce - Installation of Oil Service of the Main Circulating Pumps DPS 3.01.03
KRÁLOVOPOLSKÁ RIA, a.s., executed for the company Slovenské elektrárne a.s. the "Installation of oil service DPS 3.01.03" Project for the Mochovce nuclear power plant, ordered by the company SIGMA ENERGOINŽENÝRING spol. s r.o.
The oil service system is intended for lubrication and cooling of the top radial thrust bearings and electromotor bearings of the main circulating pumps and for the storage, cleaning, cooling and distribution of oil to the individual main circulating pumps.
The oil service system consists of two groups of the pump stations, each of which provides oil supply to three main circulating pumps, waste oil discharge from the main circulating pumps and emergency oil overflow to the tank with capacity of 10 m3. The main circulating pumps oil service is completed with vent interconnection to avoid oil displacement from the bearings compartment in room A301 in case of pressure increase in the steam generator box.