How does a steam engine work

A steam engine works by using heat energy from burning fuel, such as coal or wood, to heat water in a boiler. The heated water turns into steam, which is then directed into a cylinder. The steam exerts pressure on a piston inside the cylinder, causing it to move back and forth. The movement of the piston is then transferred to a crankshaft, which converts the reciprocating motion of the piston into rotary motion, turning a wheel or other machinery. The steam then exits the cylinder and is condensed back into water, which can be reused in the boiler.

In the process of using a steam engine, the steam that exits the cylinder is condensed back into water and can be reused in the boiler. However, there is a small loss of water due to factors such as leaks, evaporation, and blowdown. These losses can be minimized by maintaining the steam engine properly and ensuring that the system is well sealed to prevent leaks. Nevertheless, some water loss is inevitable, and it is necessary to periodically add fresh water to the system to maintain its proper functioning.