Download presentation
Presentation is loading. Please wait.
Published byFrancine Norman Modified over 6 years ago
1
Developments in Rankine Cycle for Efficient Steam Generation
P M V Subbarao Professor Mechanical Engineering Department Temperature is to be Created…….!!!... Not Obvious….???
2
The Rankine Cycle smin smax
3
Ideal Rankine Cycle : P-h Diagram
Tmax=5500C pmax=17Mpa h=42.05% Tin,mean=284.40C 1 2 3 4 1 2 3 4 pmax=5Mpa h=37.8% Tin,mean=246.30C
4
Parametric Study of Rankine Cycle
23.5MPa 22MPa 18MPa 10MPa 6MPa 3MPa h 1MPa Tmax
5
Parametric Study of Rankine Cycle
h P max
6
More Life For A Given Enthalpy
T0C P,MPa
7
Supercritical Steam Cycle
3sub 4sub T 2 1 s
8
More Returns
9
Supercritical Steam Cycle
3sub 4sub T 2 1 s
10
Ill Effects of High Pressure Cycles
x Pressure, MPa
11
Progress in Rankine Cycle
Year 1907 1919 1938 1950 1958 1959 1966 1973 1975 MW 5 20 30 60 120 200 500 660 1300 p,MPa 1.3 1.4 4.1 6.2 10.3 16.2 15.9 24.1 Th oC 260 316 454 482 538 566 565 Tr oC -- FHW 2 3 4 6 7 8 Pc,kPa 13.5 5.1 4.5 3.4 3.7 4.4 5.4 h,% ~17 27.6 30.5 35.6 37.5 39.8 39.5 40
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.