Page 239 - Advanced Gas Turbine Cycles

Subject Index 20 I

Ruston TB gaq turbine, 177, 180 injection turbine plants (STIG), 85-86
RWI cycle, 100, 101, 103, 105, 106 intercooled, 97-98, 103, 105
RWI see recuperated water injection recuperation, 91 -94, 133, 149- 150
thermodynamics, 103
Safety factor (cooling), 186 reforming reactions, 143, 144, 148
Scrubbing process, 147- 148 thermo-chemical recuperation, 133, 143,
Semi-closure cycles, 134, 140- 141, 146- 148, 149, 150
157, 159-162 turbines, 128
Semi-closed CBT or CCGT, 134 Steam cooling of the gas turbine, 128
Semi-closed CCGT plant with C02 removal, Steam injection and water injection plants,
163, 164 86
Semi-closed CICBTBTX cycle, 135 STIG and EGT, 85,97, 103
Semi-closure, 139, 140, 158 STIG cycle, 96, 97, 99, 103, 107
Sequestration, 132, 134, 145-148 Stoichiometric limit, 47
Shift reactor, 161 -162 STIG see steam injection turbine plants
Simple CHT cycle, 34 Sulphuric acid dewpoint, 122
Simple EGT, 93, 96, 107 Supplementary combustion, 172
Simple PO plant, 155 Supplementary firing, 116, 173
Single pressure system, 122- 123 Supplementary fired CHP plant, 172
Simple single pressure system with feed heating, Supplementary ‘heat supplied’, 120
122 Surface intercoolers, 105
Simple single pressure system without feed Syngas, 114-115, 136, 143-144, 161-162
heating, 118
Single pressure steam cycle with LP evaporator Taxes, 131, 162-164, 191, 192-194
in a pre-heating loop, 123 Tax rates, 190
Single pressure steam raising, 121 TBC (Thermal barrier coating), 185
Single-step turbine cooling, 49-5 1, 55-57, TCR, 133, 141-143, 147-152, 157
73-75,76-78 TCR see thermo-chemical recuperation
Specific enthalpy, 24 Temperature
Specific entropy, 24 adiabatic wall, 185
Specific heat, 35,41-42, 43, 88 ambient, 13-14, 24
Specific work changes, 39,42-43
closed air standard cycles, 35 combustion, 47-49,55-57,68,73-84
combined cycles, 123-124 dewpoint, 114, 119, 122
open circuit plants, 45-46 difference ratio, 71-72, 185, 187
steam-thermo-chemical recuperation, 150, economiser water entry, 119
151 exit turbine, 59
wet gas turbine plants, 104-107 isentropic ratio, 35-39, 43, 66-67,
Stack temperature, 1 19 92-93
Stagnation pressurdtemperature, 60,61-65,183 IS0 firing, 47
Stanton numbers, 183, 184-185, 186 mean, 8, 21
Stationary entry nozzle guide vane row, 60-65 pinch point, 1 18
Steady-flow, I, 13 power generation, 8-9
availability function, 14, 15, 23, 24 process steam, 177, 178
energy equation, 13, 85, 87, 91, 172 rotor inlet, 47-54, 56-57, 65-68
Steam stack, 118
air ratios, 87-89, 150 stagnation, 60, 61 -65, I83
enthalpy, 119 turbine entry, 50, 58