The following data relate to a performance test of a single acting reciprocating air compressor. Bore = 14 cm Stroke = 10 cm Suction pressure = 1.3 bar Suction temperature = 32°C Discharge pressure = 6 bar Discharge temperature = 180°C Speed of the compressor = 1200 rpm Shaft power = 6.25 kW Mass of air delivered = 1.7 kg/min Polytropic index = 1.25 Calculate the following: (i) Volumetric efficiency (ii) Indicated power (iii) Mechanical efficiency
The following data relate to a performance test of a single acting reciprocating air compressor. Bore = 14 cm Stroke = 10 cm Suction pressure = 1.3 bar Suction temperature = 32°C Discharge pressure = 6 bar Discharge temperature = 180°C Speed of the compressor = 1200 rpm Shaft power = 6.25 kW Mass of air delivered = 1.7 kg/min Polytropic index = 1.25 Calculate the following: (i) Volumetric efficiency (ii) Indicated power (iii) Mechanical efficiency
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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The following data relate to a performance test of a single acting reciprocating air compressor.
Bore = 14 cm
Stroke = 10 cm
Suction pressure = 1.3 bar
Suction temperature = 32°C Discharge pressure = 6 bar
Discharge temperature = 180°C Speed of the compressor = 1200 rpm Shaft power = 6.25 kW
Mass of air delivered = 1.7 kg/min Polytropic index = 1.25
Calculate the following:
(i) Volumetric efficiency
(ii) Indicated power
(iii) Mechanical efficiency
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