Why piston cooling oil goes from bottom to top and not top to bottom

In this article,I have mentioned the reason of questions why piston cooling oil goes from bottom to top and not top to...

Why lower tbn oil in cylinder used for low sulphur oil

As we know that fuel oil used for combustion big diesel engine used contains some amount of sulphur.This sulphur in cylinder reacts...

Deadband of governor

Deadband of governor is defined as it is the range of speed,only after which governor starts responding. Or

Why connecting rod of 4- stroke engine is I-section ?

The connecting rod of 4-stroke is subjected to an Iberia whip loading which occur due to the mass of piston and high...

Refrigerant charging procedure in refrigeration system or ac system on ship

The refrigerant charging in Refrigeration system or AC system is done because refrigeration effect in it cause decrease in refrigerant due...

Refrigeration compressor lube oil properties

Good chemical stability :-Lube oil should not chemically react with refrigerant used or material.Good thermal stability :-In the compressor , lube...

How to increase efficiency of air compressor

Air compressor is used for production of compressed air and this compressed air is used on ship to start the main engine...

Pinch point in exhaust gas boiler

Pinch point in Exhaust gas boiler is difference b/w the temperature of of exhaust gas leaving the suction of evaporator and the...

Ultrasonic cleaning of exhaust gas boiler

The basic principle of SONIC CLEANING is to create a sound wave with an energy level that exceeds the forces that tend...

What is the function of the back pressure valve in the Refrigeration System?

The Back pressure valve fitted in the refrigeration system is a spring loaded non-return valve. It is fitted...