General requirements of Cylinder oils

General requirements of cylinder oil 1 It must have required level of Alkalinity (BN ). Base number is indicative of strength of Alkalinity usually KOH or...

What is the purposes of cylinder lubrication ?

Purpose of cylinder lubrication 1.To seperate sliding surfaces with an unbroken oil film. 2.To form an effective seal between piston ring and liner surfaces to prevent...

lubricating oil properties

lubricating oil properties These properties are dependent on duties a lubricant is expected to perform :- 1.Detergency :-Detergency of oil is obtained by adding some metallic...

What is volumetric efficiency ?Factors affecting volumetric efficiency ?

bumping clearance, sluggish opening of valves, leakage past piston rings, insufficient inter stage cooling, choked suction, ambient temperature high.

How do I clean fuel oil duplex filter on ship

Purge the standby filter before changing over. Changeover the filter. Drain the filter which was in use. Slacken the nut, and make sure there's no residual pressure...

Hydrophore System

What is Hydrophore System ? Hydrophore System is an equipment used to maintain the water pressure provided to the multiple areas of the vessel at...

Steering Gear

What is Steering Gear ? Steering gear, is the equipment provided on ships to turn the ship from port (left side ) to star board...

Purifier

Working Principle The operating principle of centrifugal purifier depends on the difference in specific gravity of the two liquids and solid particles. Let us take the...