Steam flows at 60 m/s through a steam main of 1.6 MPa, 280°C. Four tanks are connected to this main by pipes which are closed by valves, as shown in the Figure. Valve T-280°C Supply line HValve c. Find the final state in tank C. d. Find the final state in tank D. H Valve HValve Tank A, which has heat-conducting walls, is surrounded by a constant-temperature bath at 280°C, and is initially evacuated. Tank B is similar to tank A except that it initially contains steam at 0.8 MPa and 280°C. Tank C has adiabatic walls and is initially evacuated. Tank D has adiabatic walls and initially contained steam at o.8 MPa, 280°C. The valves to the tanks are opened, and closed again when the tanks are filled with steam. a. Find the heat transfer to the steam in tank A. b. Find the heat transfer to the steam in tank B.

Elements Of Electromagnetics
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Solve the following problem and show your complete solutions for better understanding.
Solve the following problem and show your complete solutions for better understanding.
1.
Steam flows at 60 m/s through a steam main of 1.6 MPa, 280°C. Four tanks are connected to
this main by pipes which are closed by valves, as shown in the Figure.
HO Valve H
T = 280°C
B
Supply line
Valve
HValve
O
C
HValve
D
Tank A, which has heat-conducting walls, is surrounded by a constant-temperature bath at
280°C, and is initially evacuated. Tank B is similar to tank A except that it initially contains
steam at 0.8 MPa and 280°C. Tank C has adiabatic walls and is initially evacuated. Tank D
has adiabatic walls and initially contained steam at 0.8 MPa, 280°C. The valves to the tanks
are opened, and closed again when the tanks are filled with steam.
a. Find the heat transfer to the steam in tank A.
b. Find the heat transfer to the steam in tank B.
c. Find the final state in tank C.
d. Find the final state in tank D.
Transcribed Image Text:Solve the following problem and show your complete solutions for better understanding. 1. Steam flows at 60 m/s through a steam main of 1.6 MPa, 280°C. Four tanks are connected to this main by pipes which are closed by valves, as shown in the Figure. HO Valve H T = 280°C B Supply line Valve HValve O C HValve D Tank A, which has heat-conducting walls, is surrounded by a constant-temperature bath at 280°C, and is initially evacuated. Tank B is similar to tank A except that it initially contains steam at 0.8 MPa and 280°C. Tank C has adiabatic walls and is initially evacuated. Tank D has adiabatic walls and initially contained steam at 0.8 MPa, 280°C. The valves to the tanks are opened, and closed again when the tanks are filled with steam. a. Find the heat transfer to the steam in tank A. b. Find the heat transfer to the steam in tank B. c. Find the final state in tank C. d. Find the final state in tank D.
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