Lynne Wong's PhD thesis
Lynne Wong's PhD thesis Lynne Wong's PhD thesis
Stalk fibre Stalk pith Rind fibre 4 0 4 0 4 0 EMC/% db 2 0 EMC/% db 2 0 EMC/% db 2 0 0 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2 0 0 . 0 0 . 2 0 . 4 0 . 6 0 . 8 1. 0 1. 2 0 0 . 0 0 . 2 0 . 4 0 . 6 0 . 8 1. 0 1. 2 a w a w a w Rind fines Top fibre Dry leaf fibre 4 0 4 0 4 0 EMC/% db 2 0 EMC/% db 2 0 EMC/% db 2 0 0 0 . 0 0 . 2 0 . 4 0 . 6 0 . 8 1. 0 1. 2 a w 0 0 . 0 0 . 2 0 . 4 0 . 6 0 . 8 1. 0 1. 2 a w 0 0 . 0 0 . 2 0 . 4 0 . 6 0 . 8 1. 0 1. 2 a w Dry leaf fines Green leaf fibre Green leaf fines 4 0 4 0 4 0 EMC/% db 2 0 EMC/% db 2 0 EMC/% db 2 0 0 0 . 0 0 . 2 0 . 4 0 . 6 0 . 8 1. 0 1. 2 a w 0 0 . 0 0 . 2 0 . 4 0 . 6 0 . 8 1. 0 1. 2 a w 0 0 . 0 0 . 2 0 . 4 0 . 6 0 . 8 1. 0 1. 2 a w 30°C 45°C 55°C 60°C Figure 5.12. Comparison of the experimental and predicted EMC of the nine cane components of R 570 aged 52 weeks by the modified GAB model (Lines represent the predicted values). Note the similar behaviour of all the nine cane components and the temperature correction by the isotherm model. 225
Stalk fibre Stalk pith Rind fibre 4 0 4 0 4 0 EMC/% db 2 0 EMC/% db 2 0 EMC/% db 2 0 0 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2 0 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2 0 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2 a w a w a w Rind fines Top fibre Dry leaf fibre 4 0 4 0 4 0 EMC/% db 2 0 EMC/% db 2 0 EMC/% db 2 0 0 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2 0 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2 0 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2 a w a w a w Dry leaf fines Green leaf fibre Green leaf fines 4 0 4 0 4 0 EMC/% db 2 0 EMC/% db 2 0 EMC/% db 2 0 0 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2 0 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2 0 0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2 a w a w a w 30°C 45°C 55°C 60°C Figure 5.13. Comparison of the experimental and predicted EMC of the nine cane components of R 570 aged 52 weeks by the Hailwood-Horrobin model (Lines represent the predicted values). Note the similar behaviour of all the nine cane components. 226
- Page 227 and 228: to determine the moisture sorption
- Page 229 and 230: Table 5.1. Some commonly used isoth
- Page 231 and 232: Lomauro et al. (1985) found that wi
- Page 233 and 234: and on agricultural products such a
- Page 235 and 236: Bruijn (1963) studied the mass incr
- Page 237 and 238: After measuring the EMC of dry corn
- Page 239 and 240: approached, that is, either by adso
- Page 241 and 242: Table 5.4. Water activity (a w ) of
- Page 243 and 244: 5.6.3 Procedure to determine equili
- Page 245 and 246: 5.6.4 Results and discussion An exa
- Page 247 and 248: Table 5.8. Equilibrium moisture con
- Page 249 and 250: Table 5.10. Equilibrium moisture co
- Page 251 and 252: Table 5.12. Equilibrium moisture co
- Page 253 and 254: 30 o C 45 o C 55 o C 60 o C Water w
- Page 255 and 256: m/m of 96% activity, a w (g/100g dr
- Page 257 and 258: vaporisation generally decreases fr
- Page 259 and 260: 30 o C isotherm 45 o C isotherm 55
- Page 261 and 262: 4 0 Stalk fibre 5 0 Stalk pith 5 0
- Page 263 and 264: 5.6.4.4 Fitting of sorption models
- Page 265 and 266: Table 5.19. Parameters of the sorpt
- Page 267 and 268: Table 5.21. Parameters of the sorpt
- Page 269 and 270: Table 5.23. Parameters of the sorpt
- Page 271 and 272: Table 5.25. Parameters of the sorpt
- Page 273 and 274: Table 5.27. Parameters of the sorpt
- Page 275 and 276: Modified GAB Kuhn Iglesias - Chirif
- Page 277: Table 5.28. Classification of resid
- Page 281 and 282: 5.6.4.5 Calculated EMC values of re
- Page 283 and 284: Table 5.30. Calculated equilibrium
- Page 285 and 286: m/m of 96% Table 5.32. Calculated e
- Page 287 and 288: Table 5.33. Parameters of the Hailw
- Page 289 and 290: CHAPTER 6. PROPERTIES OF THE SORBED
- Page 291 and 292: where m is the equilibrium moisture
- Page 293 and 294: Stalk fibre Stalk pith Rind fibre 8
- Page 295 and 296: Stalk fibre Stalk pith Rind fibre 4
- Page 297 and 298: 6.2 THE NUMBER OF ADSORBED MONOLAYE
- Page 299 and 300: 6.3 TOTAL SOLID SURFACE AREA AVAILA
- Page 301 and 302: Thus, for each cane component of ea
- Page 303 and 304: abscissa. For each moisture level (
- Page 305 and 306: Stalk fibre Stalk pith Rind fibre 1
- Page 307 and 308: A similar procedure was followed to
- Page 309 and 310: 10 0 Stalk fibre Stalk pith Rind fi
- Page 311 and 312: Moreover, if T β > T hm the proces
- Page 313 and 314: Table 6.5. Characteristic parameter
- Page 315 and 316: Binding energy/kJ (kg mol) -1 2 0 0
- Page 317 and 318: 6.8 CALCULATION OF BOUND WATER AND
- Page 319 and 320: The values of K 1 , K 2 and W were
- Page 321 and 322: Table 6.7. Separation of the total
- Page 323 and 324: Table 6.7. (Contd.) Sample 30 o C 4
- Page 325 and 326: 3 0 S talk fibre 4 0 Stalk pith 3 0
- Page 327 and 328: 3 0 Reconstituted cane at 30 o C 3
Stalk fibre Stalk pith Rind fibre<br />
4 0<br />
4 0<br />
4 0<br />
EMC/% db<br />
2 0<br />
EMC/% db<br />
2 0<br />
EMC/% db<br />
2 0<br />
0<br />
0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2<br />
0<br />
0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2<br />
0<br />
0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2<br />
a w<br />
a w<br />
a w<br />
Rind fines Top fibre Dry leaf fibre<br />
4 0<br />
4 0<br />
4 0<br />
EMC/% db<br />
2 0<br />
EMC/% db<br />
2 0<br />
EMC/% db<br />
2 0<br />
0<br />
0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2<br />
0<br />
0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2<br />
0<br />
0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2<br />
a w<br />
a w<br />
a w<br />
Dry leaf fines Green leaf fibre Green leaf fines<br />
4 0<br />
4 0<br />
4 0<br />
EMC/% db<br />
2 0<br />
EMC/% db<br />
2 0<br />
EMC/% db<br />
2 0<br />
0<br />
0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2<br />
0<br />
0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2<br />
0<br />
0 0 . 2 0 . 4 0 . 6 0 . 8 1 1. 2<br />
a w<br />
a w<br />
a w<br />
30°C<br />
45°C<br />
55°C<br />
60°C<br />
Figure 5.13. Comparison of the experimental and predicted EMC of the nine cane components<br />
of R 570 aged 52 weeks by the Hailwood-Horrobin model (Lines represent the predicted values).<br />
Note the similar behaviour of all the nine cane components.<br />
226
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