S

saddle, 113ft 162ft saddle-node bifurcation, 250, 256ft scale-up, 37ft 51, 58

secondary reaction, 37ft selectivity, 3, 16, 23, 55, 148ft 171ft 190, 196ft

205ft 237„ft 250, 255 selectivity improvement, 145

sensitivity, 59, 75, 174, 255, 266ft 275 sensitivity analysis, 75_ft separation performance, 38 sharp splits, 146, 153 side-reactors, 185ft sieve trays, 171ft simple reactive distillation, 161ft simulation tools, 32 singular point, 110ft 119, 127, 139 singularity, 244, 246, 250ft singularity analysis, 241, 250ft slow reaction, 41

spatio-temporal pattern formation, 264 spectroscopy, 83ft 90 stability, 55, 161, 243, 255 stability analysis, 233 stable node, 113ft 146, 157, 160ft stirred vessel, 41, 44 stripping cascade, 154ft structured packings, 38, 130, 169ft 180ft 192, 237

styrene-divinylbenzene-copolymer, 180, 196 sulfonation, 194, 201 supercritical fluids, 26 supported catalyst, 194

t ternary mixture, 112, 145

184ft 210, 233ft 237, 257 tert-amyl methyl ether (TAME) synthesis, 184ft 257ft tert-butyl alcohol (TBA), 7 tetrahydrofuran, 211ft thermodynamic consistency, 81, 86 thermodynamically attainable region, 147 thermodynamics, 51, 65 Thiele number, 131ft transalkylation, 8 transesterification, 6, 12, 74 transformed compositions, 157_ft transformed concentrations, 247, 267 transformed variables, 146, 157, 161 transformed mole fraction, 158 transport phenomena, 129, 205 tray column, 41, 169ft 176, 181, 183 trickle bed experiment, 68 trioxane, 16 two-phase CSTR, 150ft two-point control, 271

UNIFAC, 76, 84, 122 UNIQUAC, 55, 79, 134 UNIQUAC-model, 55, 77 unstable node, 113/ 161/

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