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Analysis of Rankine Cycle: Techno-economically Feasible Thermodynamic Model

Analysis of Rankine Cycle: Techno-economically Feasible Thermodynamic Model. P M V Subbarao Professor Mechanical Engineering Department. A n appropriate selection of operational parameters & Processes. Optimal Design of Vapour Power Plant. p max =10MPa. p max =10MPa. h turb,in.

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Analysis of Rankine Cycle: Techno-economically Feasible Thermodynamic Model

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  1. Analysis of Rankine Cycle: Techno-economically Feasible Thermodynamic Model P M V Subbarao Professor Mechanical Engineering Department An appropriate selection of operational parameters & Processes

  2. Optimal Design of Vapour Power Plant

  3. pmax=10MPa

  4. pmax=10MPa

  5. hturb,in hturb,out

  6. If Carnot Studies The Rankine Cycle ! smin smax

  7. Carnotization of Rankine Cycle • Heat Addition in Steam Generator, qin • Equivalent Carnot cycle of Rankine Cycle • Mean Effective Temperature of heat addition for equivalent isothermal process or entropy averaged temperature

  8. Equivalent Carnot Model of Rankine Model • Heat rejection in Steam Condenser, qin • Mean Effective Temperature of heat rejection for equivalent isothermal process.

  9. Equivalent Carnot Model of Rankine Model Tm,in Tm,out smin smax

  10. Efficiency, Analysis of Equivalent Carnot Model • Net work out put = • Heat Input =

  11. Parametric Study of Rankine Cycle 23.5MPa 22MPa 18MPa 10MPa 6MPa D.S.S. h 3MPa 1MPa Tmax

  12. Ideal Rankine Cycle : P-h Diagram Tmax=5500C 3 3 2 2 1 1 4 4 pmax=17Mpa h=42.05% Tequi=284.40C pmax=5Mpa h=37.8% Tequi=246.30C

  13. Selection of Optimum Boiler Pressure Tmax = 450 oC h Pressure, MPa

  14. Selection of Optimum Boiler Pressure Tmax = 450 oC x Pressure, MPa

  15. Selection of Optimum Boiler Pressure Tmax = 450 oC xh Pressure, MPa

  16. Progress in Rankine Cycle

  17. qin wnet

  18. qin wnet

  19. htur.,in htur.,out

  20. htur.,in htur.,out

  21. Selection of Optimum Boiler Pressure Tmax = 450 oC xh Pressure, MPa

  22. Parametric Study of Rankine Cycle 6MPa w, kJ/kg 10MPa 23.5MPa 18MPa D.S.S. 3MPa 22MPa 1MPa Tmax, 0C 650 450 550 250 150

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