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Thermal Engineering
book

Thermal Engineering

by Sadhu Singh, Sukumar Pati
May 2018
Intermediate to advanced
1160 pages
30h 12m
English
Pearson Education India
Content preview from Thermal Engineering

Chapter 13

Rotary Air Compressors

13.1 ❐ INTRODUCTION

In a rotary compressor, the compression of air is achieved due to the rotating blades fitted in a rotor. It requires less starting torque as compared to reciprocating compressors because of direct coupling with the prime over. Usually, rotary compressors operate at high speed and supplies higher quantity of air than reciprocating compressors. Rotary compressors may be classified as: (a) Roots blower, (b) Vane type compressor, (c) Lysholm compressor and (d) Screw compressor.

13.2 ❐ WORKING PRINCIPLE OF DIFFERENT ROTARY COMPRESSORS

In positive displacement type rotary compressors, the air is compressed by entrapping it between the reduced space of two sets of engaging surfaces. The pressure ...

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Publisher Resources

ISBN: 9789353063931