The ship's main engine oil system includes: oil pump, coarse oil filter, fine oil filter, self-cleaning oil filter, oil separator when preparing the vehicle, all valves in the system are open and the vehicle; is finished. In the second half hour, close the oil pump and associated valves, and leave the other valves normally open (at least on our ship).
Wärtsilä has been expanding in China for over 20 years through the establishment of wholly owned subsidiaries and long-term licensing agreements. To serve the world's largest shipbuilding region, Wärtsilä has also established joint ventures for propellers and auxiliary generator sets, as well as an automation services joint venture with major Chinese shipbuilding groups. Wärtsilä also produces thrusters in its wholly owned company, whilee low-speed motors are produced by eight production licensees and one joint venture. The acquisitions of Sedeva and Hamworth by the Wärtsilä Group in 2011 and 2012 respectively strengthened Wärtsilä's services in the global maritime market and in offshore engineering, ship gas applications and leading position in environmental solutions.