Complete the Table shown below to include R134a. Based on the data in what refrigerant can R134a be a substitute? Explain your answer.

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
icon
Related questions
Question

Complete the Table shown below to include R134a. Based on the data in what
refrigerant can R134a be a substitute? Explain your answer.

Operation on a standard vapor-compression cycle with an evaporating temperature of
-15°C and a condensing temperature of 30°C
Refrig-
erant
11
12
22
502
717
134a
Evap-
orating
pressure,
kPa
20.4
182.7
295.8
349.6
236.5
Condens-
ing
pressure,
kPa
125.5
744.6
1192.1
1308.6
1166.6
Pressure
ratio
6.15
4.08
4.03
3.74
4.93
Refrig-
erating
effect,
kJ/kg
155.4
116.3
162.8
106.2
1103.4
Suction
vapor flow
per kW of
refrigeration,
L/s
4.90
0.782
0.476
0.484
0.462
COP
5.03
4.70
4.66
4.37
4.76
Transcribed Image Text:Operation on a standard vapor-compression cycle with an evaporating temperature of -15°C and a condensing temperature of 30°C Refrig- erant 11 12 22 502 717 134a Evap- orating pressure, kPa 20.4 182.7 295.8 349.6 236.5 Condens- ing pressure, kPa 125.5 744.6 1192.1 1308.6 1166.6 Pressure ratio 6.15 4.08 4.03 3.74 4.93 Refrig- erating effect, kJ/kg 155.4 116.3 162.8 106.2 1103.4 Suction vapor flow per kW of refrigeration, L/s 4.90 0.782 0.476 0.484 0.462 COP 5.03 4.70 4.66 4.37 4.76
Expert Solution
steps

Step by step

Solved in 5 steps with 5 images

Blurred answer
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Elements Of Electromagnetics
Elements Of Electromagnetics
Mechanical Engineering
ISBN:
9780190698614
Author:
Sadiku, Matthew N. O.
Publisher:
Oxford University Press
Mechanics of Materials (10th Edition)
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:
9780134319650
Author:
Russell C. Hibbeler
Publisher:
PEARSON
Thermodynamics: An Engineering Approach
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:
9781259822674
Author:
Yunus A. Cengel Dr., Michael A. Boles
Publisher:
McGraw-Hill Education
Control Systems Engineering
Control Systems Engineering
Mechanical Engineering
ISBN:
9781118170519
Author:
Norman S. Nise
Publisher:
WILEY
Mechanics of Materials (MindTap Course List)
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:
9781337093347
Author:
Barry J. Goodno, James M. Gere
Publisher:
Cengage Learning
Engineering Mechanics: Statics
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:
9781118807330
Author:
James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:
WILEY