13m/min of air at 1.0 atm, T1 = 16°C and o1 = 41% is heated to T2 = 27°C. Then the air is humidified with steam at 200 kPa (note: this may be a saturated mixture of liquid and vapor or superheated steam). The final state for the processes is T3 = T2 + 3°C and o3 = 44.5%. Find the following: a. The mass flow rate of dry air: maa= kgda/min (+ 1%) b. The enthalpy at 2, h*2 h*2 = kJ/kgda (+ 1%) c. The relative humidity at 2, 02 02 = % (+ 1%) %3D d. The rate of heat addition required for the process: Q12= kW (+1%) e. The mass flow rate of the added steam. msteam kg/min (+1%) f. The temperature of the steam. Tsteam °C(+2°C) II
13m/min of air at 1.0 atm, T1 = 16°C and o1 = 41% is heated to T2 = 27°C. Then the air is humidified with steam at 200 kPa (note: this may be a saturated mixture of liquid and vapor or superheated steam). The final state for the processes is T3 = T2 + 3°C and o3 = 44.5%. Find the following: a. The mass flow rate of dry air: maa= kgda/min (+ 1%) b. The enthalpy at 2, h*2 h*2 = kJ/kgda (+ 1%) c. The relative humidity at 2, 02 02 = % (+ 1%) %3D d. The rate of heat addition required for the process: Q12= kW (+1%) e. The mass flow rate of the added steam. msteam kg/min (+1%) f. The temperature of the steam. Tsteam °C(+2°C) II
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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Question
![13m³/min of air at 1.0 atm, T1 = 16°C and o1 = 41% is heated to T2 = 27°C. Then the air is humidified
with steam at 200 kPa (note: this may be a saturated mixture of liquid and vapor or superheated steam).
The final state for the processes is T; = T2+ 3°C and o; = 44.5%. Find the following:
a. The mass flow rate of dry air:
maa=-
kgda/min (+ 1%)
b. The enthalpy at 2, h*2
h*2 =
kJ/kgda (+ 1%)
c. The relative humidity at 2, 2
02 =
% (+ 1%)
d. The rate of heat addition required for the process:
Q12=
kW (±1%)
e. The mass flow rate of the added steam. msteam
kg/min (+1%)
f. The temperature of the steam.
Tsteam =
°C(+2°C)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc4431f6e-f328-4d0e-9732-12ef95871a07%2F93e1aeac-09d7-49ec-8728-830da4d0e177%2Fs0zl6ng_processed.jpeg&w=3840&q=75)
Transcribed Image Text:13m³/min of air at 1.0 atm, T1 = 16°C and o1 = 41% is heated to T2 = 27°C. Then the air is humidified
with steam at 200 kPa (note: this may be a saturated mixture of liquid and vapor or superheated steam).
The final state for the processes is T; = T2+ 3°C and o; = 44.5%. Find the following:
a. The mass flow rate of dry air:
maa=-
kgda/min (+ 1%)
b. The enthalpy at 2, h*2
h*2 =
kJ/kgda (+ 1%)
c. The relative humidity at 2, 2
02 =
% (+ 1%)
d. The rate of heat addition required for the process:
Q12=
kW (±1%)
e. The mass flow rate of the added steam. msteam
kg/min (+1%)
f. The temperature of the steam.
Tsteam =
°C(+2°C)
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