Thermal Engineering - UNIT - III & IV.ppt

Nozzles, Turbines and Air Compressors

1. WORKING OF STEAM TURBINE
THERMAL ENERGY
KINETIC ENERGY
MECHANICAL ENERGY
STEAM TURBINE
Nozzle
Moving Blades

2. IMPULSE AND REACTION TURBINE

3. STEAM TURBINE AND BLADES

4. CONSTRUCTION OF STEAM TURBINES

5. IMPULSE TURBINE

6. VELOCITY COMPOUND IMPULSE TURBINE

7. PRESSURE COMPOUND IMPULSE TURBINE

8. VELOCITY AND PRESSURE COMPOUND REACTION
TURBINE

9. THROTTLE GOVERNING

10. NOZZLE CONTROL GOVERNING

11. BY-PASS GOVERNING

12. TYPES OF COMPRESSORS
1.0 POSITIVE DISPLACEMENT
a) Roots Blower

13. TYPES OF COMPRESSORS
1.0 POSITIVE DISPLACEMENT
b) Vane Blower

14. TYPES OF COMPRESSORS
2.0 NON -POSITIVE DISPLACEMENT
a) Centrifugal Compressor

15. TYPES OF COMPRESSORS
2.0 NON -POSITIVE DISPLACEMENT
b) Axial Flow Compressor