A Single Stage Vapor Compression (SSVC) refrigeration system has a cooling capacity of 6 tons. The discharge of the evaporator is at -20°C & 0.1 MPa and the discharge of the condenser is at 30°C & 1.0 MPa. Determine the following: (a) the COP of the system, (b) the Energy Efficiency Ratio in kJ/hr/W, (c) the HP/ton of the system, (d) the Refrigerating Efficiency of the system.
A Single Stage Vapor Compression (SSVC) refrigeration system has a cooling capacity of 6 tons. The discharge of the evaporator is at -20°C & 0.1 MPa and the discharge of the condenser is at 30°C & 1.0 MPa. Determine the following: (a) the COP of the system, (b) the Energy Efficiency Ratio in kJ/hr/W, (c) the HP/ton of the system, (d) the Refrigerating Efficiency of the system.
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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![A
A Single
system has a cooling capacity of 6 tons. The discharge of the
evaporator is at -20°C & 0.1 MPa and the discharge of the
condenser is at 30°C & 1.0 MPa. Determine the following: (a)
the COP of the system, (b) the Energy Efficiency Ratio in
kJ/hr/W, (c) the HP/ton of the system, (d) the Refrigerating
Efficiency of the system.
Stage Vapor Compression (SSVC) refrigeration
20
우 6 4
+ -
150
140-
170-
T = 160°C
OL
국100-
06-
s= 2.30 kJ/(kg-k)
09
006
220
4-
30:
0001
00
08
1050
06
0g
Saturated Vapor
60
09
8'0
1200
1.70 -
09'1
0.7
1250
90
1.50-
1.40
OL-
1350
8-1.30 -
07-
00L 0E
1.20
FOL
-50 1450
09-
1.10
T=-40°C
00'L
=08'0=
Saturated Liquid
20
-06'0
4.
2.
0.80
0.70
1
PRESSURE, MPa
250
350
009
150
008
00L
007
R-134a
0.2
0.2
2.0
0.04
20'0
zo'o
0.01
009
00S
002
008
001
€ Tiliner-Roth and Baehr (1994
ENTHALPY, kJ/kg
o paseg
SIN m paynduoo saguadod](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd5a42a0c-4bf7-4c26-8f10-79e2001da430%2F6310f9f1-27b2-4b53-b6bf-f65f1d6198aa%2F2ddrb9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A
A Single
system has a cooling capacity of 6 tons. The discharge of the
evaporator is at -20°C & 0.1 MPa and the discharge of the
condenser is at 30°C & 1.0 MPa. Determine the following: (a)
the COP of the system, (b) the Energy Efficiency Ratio in
kJ/hr/W, (c) the HP/ton of the system, (d) the Refrigerating
Efficiency of the system.
Stage Vapor Compression (SSVC) refrigeration
20
우 6 4
+ -
150
140-
170-
T = 160°C
OL
국100-
06-
s= 2.30 kJ/(kg-k)
09
006
220
4-
30:
0001
00
08
1050
06
0g
Saturated Vapor
60
09
8'0
1200
1.70 -
09'1
0.7
1250
90
1.50-
1.40
OL-
1350
8-1.30 -
07-
00L 0E
1.20
FOL
-50 1450
09-
1.10
T=-40°C
00'L
=08'0=
Saturated Liquid
20
-06'0
4.
2.
0.80
0.70
1
PRESSURE, MPa
250
350
009
150
008
00L
007
R-134a
0.2
0.2
2.0
0.04
20'0
zo'o
0.01
009
00S
002
008
001
€ Tiliner-Roth and Baehr (1994
ENTHALPY, kJ/kg
o paseg
SIN m paynduoo saguadod
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