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Rankine cycle
rev 2 added s = constant interpolation
area to determine state 2 enthalpy and
corrected T
2
calc
this file calculates reversible Rankine cycle with following parameters:
condenser 40 deg C
steam pressure 30 bars (3 MPa)
define some units
kJ
:=
10
3
⋅
J
superheat 460 deg_C
3
3
kN
:=
10
⋅
N
kPa
:=
10
⋅
Pa
6
MPa
:=
10 Pa
bar
:=
0.1MPa
Boiler
(Furnace
Reactor)
Rankine
cycle
Wdot
net
Q_dot
H
conceptual Rankine cycle
3 Superheated vapor 3 MPa, 460 C
1  vacuum; saturated liquid
2  sub cooled liquid at boiler
pressure
3  superheated vapor
4  vapor + liquid @ saturation
temperature and pressure
W
p
refer to Ts and Hs diagrams at end of file
3
state 1: condenser outlet
T
1
:=
40
p
1
:=
7.384kPa
v
f_1
:=
0.0010078
m
kg
v
1
:=
v
f_1
Table 1 or Table A.1.1
kJ
kJ
kJ
kJ
s
f_1
:=
0.5725
⋅
s
fg_1
:=
7.6845
⋅
h
f_1
:=
167.57
kg
h
fg_1
:=
2406.7
kg
kg K
kg K
s
1
:=
s
f_1
h
1
:=
h
f_1
Boiler
Turbine
2  subcooled liquid at
boiler pressure
W
t
4  vapor + liquid at
saturation temperature and pressure
Condenser
1  vacuum saturated liquid 40 C
Pump
Q_dot
H
Q_dot
L
10/24/2005
1
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This note was uploaded on 02/24/2012 for the course MECHANICAL 2.611 taught by Professor Davidburke during the Fall '06 term at MIT.
 Fall '06
 DavidBurke

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