Requirements of a Good Boiler

1. It should be capable of generating the maximum quantity of steam at the required pressure and temperature and quality with minimum fuel consumption.
2. It should be light in weight and should not occupy much space.
3. It should be safe in working and should conform to the safety regulations laid down in the boiler Act.
4. The initial cost, installation cost and maintenance cost of the boiler should be low.
5. It should be capable of quick starting and should be able to meet any rapid fluctuation of load.
6. All parts and components should be easily accessible for inspection and repair.
7. It should have the minimum number of joints and these too should be as far away as possible from the direct flames.
8. The design and construction of the component parts should be such that they can be easily dismantled and transported.
9. To make the best use of the heat supplied, the boiler should have a proper arrangement of circulation of water and hot gases.
10. Minimum refractory material should be used.
11. The heated surface should be entirely free from any deposition of mud or firing particles.