CLASSIFICATION: 

The steam turbines can be classified as follows:

1.     In accordance to method of steam expansion:(a) Impulse   (b) Reaction.

2.     In accordance to direction of steam flow :(a) Axial    (b) Radial      (c) Tangential.

3.     In accordance to Number of stages : (a) Single Stage       (b) Multi Stage.

4.     In accordance to Steam Exhaust conditions : (a) Condensing Type(b) Non Condensing

5.     In accordance to pressure of steam : (a) High Pressure (b) Medium Pressure (c) Low Pressure.