Figurel: Layout of industrial gas compressor with an air receiver The given information is summarized in the table below for three different cases Given Parameters Case A Case B Case C Power delivered by the 20 kW 25 kW 30 kW electric motor into the compressor Mass flow rate of the air 0.3 kg 1 kg 0.5 kg drawn The receiver pressure Atmospheric temperature The temperature of the 30 °C air entering the receiver The temperature of the 15 °C air leaving the receiver Cooling water flows 12 bar gauge 13 bar gauge 15 bar gauge 20 °C 23 °C 25 °C 35 °C 40 °C 20 °C 25 °C 0.5 kg 0.7 kg 1 kg The temperatures of the 12 °C water at inlet 13 °C 15 °C

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
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Figurel: Layout of industrial gas compressor with an air receiver
The given information is summarized in the table below for three different cases
Given Parameters
_Case A
Case B
Case C
Power delivered by the 20 kW
25 kW
30 kW
electric motor into the
compressor
Mass flow rate of the air 0.3 kg
drawn
The receiver pressure
0.5 kg
1 kg
12 bar gauge
13 bar gauge
15 bar gauge
Atmospheric
temperature
The temperature of the 30 °C
air entering the receiver
The temperature of the 15 °C
air leaving the receiver
Cooling water flows
20 °C
23 °C
25 °C
35 °C
40 °C
20 °C
25 °C
0.5 kg
0.7 kg
1 kg
The temperatures of the 12 °C
13 °C
15 °C
water at inlet
The temperatures of the 20 °C 25 °C 30 °C water at outlet
Transcribed Image Text:Figurel: Layout of industrial gas compressor with an air receiver The given information is summarized in the table below for three different cases Given Parameters _Case A Case B Case C Power delivered by the 20 kW 25 kW 30 kW electric motor into the compressor Mass flow rate of the air 0.3 kg drawn The receiver pressure 0.5 kg 1 kg 12 bar gauge 13 bar gauge 15 bar gauge Atmospheric temperature The temperature of the 30 °C air entering the receiver The temperature of the 15 °C air leaving the receiver Cooling water flows 20 °C 23 °C 25 °C 35 °C 40 °C 20 °C 25 °C 0.5 kg 0.7 kg 1 kg The temperatures of the 12 °C 13 °C 15 °C water at inlet The temperatures of the 20 °C 25 °C 30 °C water at outlet
Task 3
Fill the table below with the missing information for the three cases (i.e., A, B and C) and discuss
which system is more efficient. Explain
Determine
Case A
Case B
Case C
The heat removed by the
cooling water.
The power input to the
compressor
The efficiency of the
compressor
The heat removed by
cooling in the air receiver
Transcribed Image Text:Task 3 Fill the table below with the missing information for the three cases (i.e., A, B and C) and discuss which system is more efficient. Explain Determine Case A Case B Case C The heat removed by the cooling water. The power input to the compressor The efficiency of the compressor The heat removed by cooling in the air receiver
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