How Boiler Works?

A boiler can be defined as a closed vessel in which steam is produced from water by combustion of fuel. A boiler is used in many industries such as in steam power generation, in sugar industries, in textile industries for sizing and bleaching etc. and in many other chemical industries. Earlier it was mainly used in generating power in the steam engine.

A boiler is simply an enclosed vessel which boils water and ultimately turns it into steam which is used for heating of rooms and heavy fuel oils on the ships.

Also Read: Steam Engine Parts And Working

The boilers are fitted with different safeties as the steam pressure is up to 8 bars in most cases. There are normally two kinds of boilers on ships, Auxiliary and Exhaust, some ships have composite boilers.


Boiler are of two type

  1. STB (Smoke tube Boiler) or donkey boiler
  2. WTB (Water tube Boiler) or High pressure boiler

On board a vessel, STB or WTB maybe used as per the requirement.

Stages Of Combustion-


  1. Mitesh December 3, 2017
  2. D. Ravi Kumar Goud April 16, 2018

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