Page 238 - Advanced Gas Turbine Cycles

200 Subject Index

wet gas turbine plants, 85, 87- 107 stagnation, 60,61-65, 183
see also arbitrary... steam raising, 119-120, 121
Oxidant modification, 135, 163 two step cooling, 5 1-52
Oxygen blown integrated coal gasification Process steam temperatures, 177, 178
cycles, 161, 162 Product of thermal efficiency and boiler
efficiency, 6, 1 1 I
Parallel expansions, 5 1
Parametric calculations, 1 18- 12 1 Range of EUF and FESR, 177, 179
Parametric studies, 97, 105, 107 Range of operation, 174
Partial oxidation (PO), 134-135, 143, 155- 157 Rankine type cycles, 133, 154- 155
Partial oxidation cycles, 155 Ratio of entropy change, 9
Partial oxidation reaction, 143 Rational efficiency, 6, 22, 24-26, 42,
Performance criteria, 33, 168 51, 60
Performance of unmatched CHP plants, 175 Rayleigh process, 62
Physical absorption process, 136, I38 Real gas effects, 39,43, 45, 46,48, 65,
Physical absorption, 137, 139- 140 71,82
Pinch point temperature difference, 88, 118 Recirculating exhaust gases, 140- 141
Plant with a WHB, 174 Recuperated water injection (RWI) plant,
Plant with supplementary firing, 11 6 100-101, 104, 106-107
Plants with combustion modification, 158 Recuperation (heat exchange), 10- 1 1,90-92,
PO open CBT cycle, 135 133, 147- 150
PO plant with C02 removal, 157 Recuperative CBTX plant, 147
PO, 141, 143, 154, 155 Recuperative cycle, 29, 30, 34, 37, 38, 92
Plant efficiency Recuperative STIG plant, 90
calculations, 71 -83 Recuperative STIG type cycles, 148
electricity pricing, 189, 19 1 - 194 Recycled flue gases, 144
exergy, 82-83 Reference systems, 170- 173
turbine cooling, 68 Reforming reactions, 143, 148, 157, 158-159
PO see partial oxidation Regenerative feed heating, 1 16, 122, 128
Polytropic efficiency, 34, 59, 64 Reheat and intercooling, IO, I 1
Polytropic expansion, 53, 59 Reheating in the upper gas turbine, 126
Power Reheating, 31, 39, 44, 45, 46, 126-128
generation thermodynamics, I - 1 1 Rejection, heat 8-9, 18
loads, 173- 174 REVAP cycle, wet gas turbine plants, 100-101,
plant performance criteria, 4 104,108
station applications, 13 1 Reversed Camot engine, 18
Practical gas turbine cogeneration plants, 177 Reversibility and availability, 13-26
Pre-heating loops, 122- 123 Reversible closed recuperative cycle, 30
Pressure Reversible processes
change, 62 air standard cycles, 28-33, 46,49
dual systems, 123 ambient temperature, 14- 15
live steam, 122- 123 availability, 13-26
losses, 33, 39, 75, 78 heat transfer, 15-17
ratios Reynolds number, 183, 186
optimum, 44-45, 123- 126 Rolls-Royce, plc, xiii-xv, 83-84
turbine cooling, 66-68 Rotor inlet temperatures, 47-54, 56-57, 60,
water injection evaporative gas turbines, 65-68
96-98 Running costs, 13 1