400
Index
Ocean thermal energy conversion (OTEC)
technology, 384–388

with applications, 388f

growth and cost, 389–390

implementation, barriers, 387–388

operating principles/sites, 385–387

other usages, 387

technologies, 389

Ocean wave energy technologies, 389

Oil shale industry, 27

Oligosaccharides, 236

Olivine catalysts, 54

Open-center turbine, 379

Overtopping principle, 376

Oxidation in SCW (SCWO), 266–268

catalysts, 268

Oxygen exchange, inhibition by, 51

P
Penstock, 363

Photochemical dissociation technology, water,
301–305

photobiological production, 304–305

plasma-induced photolysis, 305

semiconductor catalysts (photocatalysis),
302–304

metal sulfides, 304

tantalates and niobates, 303

titanium oxide, 302–303

transition-metal, nitrides, and oxynitrides,
303–304

Photovoltaic (PV) systems, 44, 301

Plant cell wall, 242f

Plataforma Solar de Almeria (PSA), 306–307

Polychlorinated biphenyl (PCB), 123

Polymer electrolyte membrane (PEM), 158

Polymer solution, 24

Pressure swing adsorption (PSA), 74

Pressurized heavy water reactor, 36–37

Pressurized water reactor (PWR), 33, 35–36, 36f

Primary circuit, 34

Primary/secondary oil recovery process, 22–23

Pullulanase, 236

r
Rapid steam hydrolysis (RASH), 244–245

organosolv pretreatment, 246, 246f

Raw fuels, 23

role of water in recovery and production,
17–29

RBMK reactors, 37

Reactor, 372

River hydrokinetic technologies, 389

Run-of-the-river hydroelectricity, 364

s
Saccharification, 236

SCW partial oxidation (SWPO), 266

Separate hydrolysis and fermentation (SHF)
process, 251–252

Shaftless method, 96

Shaft method, 96

Shale, 19

Simultaneous saccharification and fermentation
(SSF) process, 241, 251–252
Solar energy

heaters, types, 43

water, role of, 43–44

Solar fuels, 5

Solar gasification
reactors and processes, 90–92, 91f
technology, 89–90
Solar reforming (SOLREF), 92–95

advantages, 94–95

ASTERIx, 92–93

open-loop solar syngas production, 94

other processes, 94–95

Soltox process, 93–94

Solar thermochemistry, 89–90

Solar water cracker, 307

Solid fuels, mining, preparation, and extraction,
27–29

coal, 29

oil shale, 27

tar sands and heavy oil, 27–28

uranium, 28–29

Solid oxide electrolyzer cell (SOEC), 298

Solid polymer electrolyte (SPE) membrane, 299

Soltox process, 93–94

Sorbent-enhanced reforming (SER)
technology, 89

Sour gas catalysts, 80

Steam flood wells, 25

Steam gasification

catalysts, 53–55

metal-based, 54

nickel-based, 55

mechanism, 50–52
novel, 89–99
other processes, 98–99
solar gasification. see Solar gasification
underground coal/reactors, 95–98
product distributions, feedstock effects,
60–70

biomass, 62–67

black liquor, 69–70

coal, 60–62

lignin, 70

mixed feedstock, 67–68

tar, 68–69
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