Helium at 30°C and 100kPa flows to a compressor at a rate of 2kg/s. The Helium at the outlet is at 200kPa and 150°C. Molecular weight R[kJ/(kg.K)] Cp[kJ/(kg.K)] 5.1926 4.003 2.077 a) How much power is necessary to drive the compressor? b) Calculate the heat transfer. Cv[kJ/kg.K)] k 3.1156 1.667

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Please do question a) and b)

Helium at 30°C and 100kPa flows to a compressor at a rate of 2kg/s. The Helium at the outlet is at
200kPa and 150°C.
Molecular weight
4.003
R[kJ/(kg.K)]
2.077
Cp[kJ/(kg.K)]
5.1926
a) How much power is necessary to drive the compressor?
b) Calculate the heat transfer.
Cv[kJ/kg.K)]
3.1156
k
1.667
Transcribed Image Text:Helium at 30°C and 100kPa flows to a compressor at a rate of 2kg/s. The Helium at the outlet is at 200kPa and 150°C. Molecular weight 4.003 R[kJ/(kg.K)] 2.077 Cp[kJ/(kg.K)] 5.1926 a) How much power is necessary to drive the compressor? b) Calculate the heat transfer. Cv[kJ/kg.K)] 3.1156 k 1.667
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