D
Degree of unsaturation (DU), 446–447
Dehumidification process, 192
Demineralized water (DM water), 427–429
Density of fuel, 575–576
Desiccant evaporative cooling systems, 196
Desiccant wheel, 203–210, 204f
disadvantages of systems, 209–210
evaporative cooling using, 205–209
adsorption capacity, 206–207
carryover heat, 208
heat of adsorption, 208
isotherm shape, 207
maximum uptake, 207–208
performance optimization, 208–209
pressure drop, 208
temperature rise, 208
small-scale heat-driven chillers, 210, 210t
2,6-Di-tertbutyl-4-methyl phenol (BHT), 536

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