397
Index
Energy landscape, global, 1–5
Enhanced gas hydrate recovery (EGHR)
methods, 339, 343–345, 344f
Enhanced geothermal system (EGS), 41–42
projects, commercial, 43f
recover, steps, 42f
Enhanced oil recovery (EOR)
chemical processes

caustic alkaline solution, 24

polymer solution, 24

surfactant–polymer solution, 23–24

thermal processes

hot water injection, 25

in situ combustion, 25

steam stimulation, 24–25

Enzymatic hydrolysis, 248–250
production and inhibition, 249–250
system, 248–249
Equilibrium reactor, 315

Ethanol
cellulosic. see Cellulosic ethanol
from corn, conversion, 237–241
dry milling process, 239–241
wet milling process, 237–239, 240f
grain (corn), 235–237

byproducts and coproducts, 237

environmental implications, 237

and product separation, purification,
236–237

starch hydrolysis, 236

yeast fermentation, 236

from lignocellulose, conversion, 243f
usages, 233

Exergy efficiency, 296, 297f

Explosion, 245

ExxonMobil report (EMR), 2–5

energy demand projections, 4t

energy landscape (1800–2040), 3t

F
Fast internally CFB (FICFB) technology, 83

Fatty acid methyl esters (FAMEs), 194

Feedstock effects

anaerobic digestion. see Anaerobic digestion,
feedstock effects
aqueous-phase reforming, 166–170

alcohols and glycerol, 166–167

biomass and cellulose, 168–170

ethylene glycol, 166–167

sugar and glucose, 167–168

primary, 166–168

secondary, 168–170

steam gasification, 60–70

biomass, 62–67

black liquor, 69–70

coal, 60–62

lignin, 70

mixed, 67–68

tar, 68–69

steam reforming, 70–81
biomass, 77–78
bio-oil, 80–81
carbon and carbon monoxide, 79–80
ethanol, 70–72
glycerol, 76–77
liquid hydrocarbons, 75–76
methanol, 72–75
mixed, 78–79
Fermentation process, 236

ethanol extraction, 254–255

isobutanol, sugar to, 256

methane, stages, 208f

modeling and control, 222–223

separate hydrolysis and fermentation,
251–252

SHF and SSF, comparison, 253

simultaneous saccharification and
fermentation, 252

types

batch, 221

dry, 221

two-stage, 221–222

wet, 220–221

xylose, 253–254

integration, 254f

pentose yeasts, usage difficulties, 253

yeast, 236

Fischer–Tropsch (FT) process, 56, 120, 284

Fixed-bed gasifiers

downdraft, 81–82
updraft, 81–82

Fossil energy, 1

Fracking fluid, 19

Fracking technique, 19, 43

role of water, 25–27

Fuel cells (FCs), 47

G
Gamma-butyrolactone (GBL), 192

Gamma-valerolactone (GVL), 185, 191, 195–196

Gas-cooled solar tower (GAST) system, 93

Gas hydrates, 329

carbon, source, 332t
climate warming, analysis, 338–339
deposits, sources/sizes and importance,
330–335

environmental impacts, 337–339

formation, 329–330

methane, production, 339–346

commercial applications, 346

computer simulation, 345–346

depressurization, 340–341
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