1- What is the pressure at the Economizer (in bar)? 2- What is the pressure at the Evaporator (in bar)? 3- How much heat received by the Economizer (kW)? 4- How much heat received by the Evaporator (kW)? 5- How much heat received by the Superheater (kW)? 6- How much heat received by the FWH (kW)?.. 7- How much heat received from the fuel burning (kW)? 8- How much heat rejected at the chimney (kW)?.. T=35 C From the Pump m-1.3 kg/s Cpw=4.2 kJ/kg.C P=5 bar, X=0.8, m=0.3 kg/s T=212.2 X=0.0 100 100 Economizer Evaporator from FWI X=1-- Fuel, T-20 C, m=0.2 kg/s, C.V=33.5 MJ/kg X=0.85 Bumer To the Turbine T=400C Super Heater T=150 C, Cp 1.008kJ/kg.K Chimney Air, m-4 kg/s, T=20 C
1- What is the pressure at the Economizer (in bar)? 2- What is the pressure at the Evaporator (in bar)? 3- How much heat received by the Economizer (kW)? 4- How much heat received by the Evaporator (kW)? 5- How much heat received by the Superheater (kW)? 6- How much heat received by the FWH (kW)?.. 7- How much heat received from the fuel burning (kW)? 8- How much heat rejected at the chimney (kW)?.. T=35 C From the Pump m-1.3 kg/s Cpw=4.2 kJ/kg.C P=5 bar, X=0.8, m=0.3 kg/s T=212.2 X=0.0 100 100 Economizer Evaporator from FWI X=1-- Fuel, T-20 C, m=0.2 kg/s, C.V=33.5 MJ/kg X=0.85 Bumer To the Turbine T=400C Super Heater T=150 C, Cp 1.008kJ/kg.K Chimney Air, m-4 kg/s, T=20 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
Chapter47: High-pressure, Low-pressure, And Absorption Chilled-water Systems
Section: Chapter Questions
Problem 9RQ: The approach temperature for the evaporator is A. the difference between the suction and head...
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Question
![1- What is the pressure at the Economizer (in bar)?
2- What is the pressure at the Evaporator (in bar)?
3- How much heat received by the Economizer (kW)?
4- How much heat received by the Evaporator (kW)?
5- How much heat received by the Superheater (kW)?
6- How much heat received by the FWH (KW)?..
7- How much heat received from the fuel burning (kW)?
8- How much heat rejected at the chimney (kW)?.
T=35 C
From the Pump m-1.3 kg/s +
Cpw=4.2 kJ/kg.C
******************
T=150 C,
To the Turbine Cp 1.008kJ/kg.K
T=400C
44
T=212.2
X=0.0
X=0.85
Chimney
Hoo bou to
Economizer
Evaporator
Super Heater
-Air, m-4 kg/s, T=20 C
P=5 bar, X=0.8, m=0.3 kg/s
from FWH
X=1
1
Fuel, T-20 C, m=0.2 kg/s,
C.V=33.5 MJ/kg
Bumer](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6e67df2c-f37f-4195-8859-a5b92341605e%2Fff7af9e6-e91c-4b80-8b72-14ffd63e8e6e%2Fk5cpbs9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1- What is the pressure at the Economizer (in bar)?
2- What is the pressure at the Evaporator (in bar)?
3- How much heat received by the Economizer (kW)?
4- How much heat received by the Evaporator (kW)?
5- How much heat received by the Superheater (kW)?
6- How much heat received by the FWH (KW)?..
7- How much heat received from the fuel burning (kW)?
8- How much heat rejected at the chimney (kW)?.
T=35 C
From the Pump m-1.3 kg/s +
Cpw=4.2 kJ/kg.C
******************
T=150 C,
To the Turbine Cp 1.008kJ/kg.K
T=400C
44
T=212.2
X=0.0
X=0.85
Chimney
Hoo bou to
Economizer
Evaporator
Super Heater
-Air, m-4 kg/s, T=20 C
P=5 bar, X=0.8, m=0.3 kg/s
from FWH
X=1
1
Fuel, T-20 C, m=0.2 kg/s,
C.V=33.5 MJ/kg
Bumer
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