Page 235 - Advanced Gas Turbine Cycles

Subject Index 197
Direct removal, carbon dioxide, 144- 145 Entropy, 9, 16-17,24,64-65,91-92
Direct water injection cycles, 103 see also temperature-entropy diagrams
Discount rate, 190- 19 1 Entropy generation, 65
Disposal, carbon dioxide, 132 Entry feed water temperature., 1 19, 120
Dry and wet cycles, 104 Equilibrium constants, 143
Dry efficiency, 94 Equipment to remove carbon dioxide, 132
Dry recuperative cycles, 91 Equity and debt financing, I90
Dual pressure systems, 121, 123, 129 EUF see energy utilisation factor
Dual pressure system with no low pressure water Evaporative gas turbines (EGT), 85,9 I -98,
economiser, 123 99- 102
Dual pressure system with a low pressure Exergy flux, 19
economiser, 123 Exergy losses, 25, 83
Exergy, 13, 15, 82-83
Economic viability, 163 equation, 23
Economics of a new power plant, 189 flux, 19-21,23,25
Economics, 131, 132, 163-164, 189-194 losses, 83-84, 100-102
Economiser water entry temperature, I 19, 120 Exhaust, 112-14, 116-122, 140-141
Effect of carbon dioxide, 194 Exhaust heated (supplementary fired) CCGT, 1 16
Effect of steam air ratio, 89 Exhaust heated (unfired) CCGT, 1 I2
Effectiveness (or thermal ratio), 33 Exhaust irreversibility, 14, 19, 83
Efficiency, 4
Efficiency Exit turbine temperature, 59
External irreversibilities, 8
closed circuit plants, 4-6
combined cycle turbines, 126 External Stanton number, 184- 185
Extraction work. 22
dry, 94
exhaust heated combined cycles, 1 12- 1 14
fired combined cycle turbines, 116 FAST cycle, 99, 103
Joule-Brayton cycle, I, 3, 9, IO, 20, 28 Feed heating, 114, 116, 119-123, 128, 129
maximum, 35,38,66,81, 126 Feed water temperature, 1 14, 120, 122, I23
open circuit power plants, 6-7 FESR, 171, 172, 173, 174, 176, 177, 180, 181
plants, 7 1 -84 see fuel energy saving ratio
power generation, 9 (FGiTCR) cycle, 152
rational, 6, 22, 24-25 see Flue Gas thermo-chemical recuperation
steam injection turbine, 87-89 Film cooling, 72-73, 183, 184, 185
water injection evaporative turbines, 94-98 Fired combined cycle gas turbines, 116- 123,
see also plant efficiency; thermal efficiency 174-177
EGT see evaporative gas turbines First industrial gas turbine, xiii
Electricity pricing, 131, 163-164, 189-192 Flows
El-Masri EGT cycles, 96 cooling, 47-68,7 1-73, 183- I87
End of pipe C02 removal, 132, I64 mainstream, 71 -72
Energy equations, 13, 85, 87, 91, 172 massflow,42,71-72, 117-118
Energy utilisation factor (EUF), 7, 168-169, work, 14- 18
174-177, 178-179 see also steady-flow
Enthalpy, 13- 14, 33-34 Flue Gas thermo-chemical recuperation
changes, 43, 6 1-62 (FGiTCR), 133, 144-145, 151-153
entropy diagrams, 9 1 -92 Fluid mechanics, 59-65
flux, 13.90 Foster-Pegg plant, 99
specific, 24 Fuel ...
steam, 119-120, 121 air ratio, 41 -42