RDD&C

Research, development, demonstration and commercialization

Repowering

Repowering is achieved by investments made in a plant to substantially increase its generating capability, to change generating fuels, or to install a more efficient generating technology at the plant site.

ROx

Particulate matter


Sasol

South African Coal, Oil, and Gas Corporation; coal conversion plant in operation at Sasolburg; coal is gasified by the Lurgi process and then converted to liquid hydrocarbons through the Fisher-Tropsch process.

SCCWS

Superclean cold water slurry

SCR

Selective catalytic reduction; postcombustion NOx control with the use of catalysts.

SNG

Synthetic natural gas

SNOx

Combined SO2 and NOx catalytic advanced flue gas cleanup

SOFC

Solid oxide fuel cell

SOx

Sulfur oxide

SO2

Sulfur dioxide

Synthesis gas

Mixture of carbon monoxide and hydrogen and other liquid and gaseous products

Subbituminous coal

Coal with a heating value of 8,300 to 11,500 Btu per pound, a carbon content of 35 to 45 percent, and a moisture content of 20 to 30 percent.

Synthetic Fuels Corporation

Organization established by the Energy Security Act of 1980 to facilitate the development of domestic nonconventional energy resources.


TBC

Thermal barrier coatings

Tcf

Trillion (1012) cubic feet


UF6

Uranium Hexafluoride

UNDEERC

University of North Dakota Energy and Environmental Research Center


VOC

Volatile organic compounds



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