Carbon dioxide gas is compressed at steady state from a pressure of 22 lb;/in? and a temperature of 32°F to a pressure of 50 lb/in? and a temperature of 110°F. The gas enters the compressor with a velocity of 30 ft/s and exits with a velocity of 80 ft/s. The mass flow rate is 4000 Ib/hr. The magnitude of the heat transfer rate from the compressor to its surroundings is 5% of the compressor power input. Use the ideal gas model with c, = 0.21 Btu/lb-°R and neglect potential energy effects. Determine the flow area at the inlet, in ft?, and the power required by the compressor to work, in horsepower.

Elements Of Electromagnetics
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Carbon dioxide gas is compressed at steady state from a pressure of 22 lbf/in2 and a temperature of 32oF to a pressure of 50 lbf/in2 and a temperature of 110oF. The gas enters the compressor with a velocity of 30 ft/s and exits with a velocity of 80 ft/s. The mass flow rate is 4000 lb/hr. The magnitude of the heat transfer rate from the compressor to its surroundings is 5% of the compressor power input. Use the ideal gas model with cp = 0.21 Btu/lb·oR and neglect potential energy effects.

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Carbon dioxide gas is compressed at steady state from a pressure of 22 Ib/in? and a temperature of 32°F to a pressure of 50 lb/in?
and a temperature of 110°F. The gas enters the compressor with a velocity of 30 ft/s and exits with a velocity of 80 ft/s. The mass flow
rate is 4000 Ib/hr. The magnitude of the heat transfer rate from the compressor to its surroundings is 5% of the compressor power
input. Use the ideal gas model with c, = 0.21 Btu/lb-°R and neglect potential energy effects.
Determine the flow area at the inlet, in ft?, and the power required by the compressor to work, in horsepower.
Step 1
Determine the flow area at the inlet, in ft?,
A1= i
ft2
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Step 2
The parts of this question must be completed in order. This part will be available when you complete the part above.
Transcribed Image Text:e Chapter 4 Assignment Question 11 of 14 < > -/ 1 View Policies Current Attempt in Progress Carbon dioxide gas is compressed at steady state from a pressure of 22 Ib/in? and a temperature of 32°F to a pressure of 50 lb/in? and a temperature of 110°F. The gas enters the compressor with a velocity of 30 ft/s and exits with a velocity of 80 ft/s. The mass flow rate is 4000 Ib/hr. The magnitude of the heat transfer rate from the compressor to its surroundings is 5% of the compressor power input. Use the ideal gas model with c, = 0.21 Btu/lb-°R and neglect potential energy effects. Determine the flow area at the inlet, in ft?, and the power required by the compressor to work, in horsepower. Step 1 Determine the flow area at the inlet, in ft?, A1= i ft2 Save for Later Attempts: 0 of 4 used Submit Answer Step 2 The parts of this question must be completed in order. This part will be available when you complete the part above.
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