B) A single stage, double acting air compressor running at (650 rpm) has a FA.D. of (16 m'/min) measured at (1.013 bar) and (15 °C). Pressure and temperature in the cylinder during induction are (0.95 bar) and (32 °C). The delivery pressure is (7 bar) and the index of compression and expansion is (n=1.3). The clearance volume is (6% ) of swept volume and the stroke to bore ratio is (1.3/1). Calculate: (a) the indicated power required, (b) the volumetric efficiency and (c) the compressor cylinder length.

B) A single stage, double acting air compressor running at (650 rpm) has a FA.D. of (16 m'/min) measured at (1.013 bar) and (15 °C). Pressure and temperature in the cylinder during induction are (0.95 bar) and (32 °C). The delivery pressure is (7 bar) and the index of compression and expansion is (n=1.3). The clearance volume is (6% ) of swept volume and the stroke to bore ratio is (1.3/1). Calculate: (a) the indicated power required, (b) the volumetric efficiency and (c) the compressor cylinder length.

Refrigeration and Air Conditioning Technology (MindTap Course List)

8th Edition

ISBN:9781305578296

Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson

Chapter26: Applications Of Refrigeration Systems

Section: Chapter Questions

Problem 9RQ: Three disadvantages of parallel compressor systems are _____, _____, and ____.

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