Top: Science: Energy: Bioenergy: Terminology: S




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Saturated steam

Steam at boiling temperature for a given pressure.


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Shaft horsepower

A measure of the actual mechanical energy per unit time delivered to a turning shaft. See also horsepower.


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Silviculture

Theory and practice of controlling the establishment, composition, structure and growth of forests and woodlands.


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SRIC

Short rotation intensive culture - the growing of tree crops for bioenergy or fiber, characterized by detailed site preparation, usually less than 10 years between harvests, usually fast-growing hybrid trees and intensive management (some fertilization, weed and pest control, and possibly irrigation).


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Stand

(of trees) A tree community that possesses sufficient uniformity in composition, constitution, age, spatial arrangement, or condition to be distinguishable from adjacent communities.


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Steam turbine

A device for converting energy of high-pressure steam (produced in a boiler) into mechanical power which can then be used to generate electricity.


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Superheated steam

Steam which is hotter than boiling temperature for a given pressure.


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Surplus electricity

Electricity produced by cogeneration equipment in excess of the needs of an associated factory or business.


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Sustainable

An ecosystem condition in which biodiversity, renewability, and resource productivity are maintained over time.



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