once-through boiler

once-through boiler

[′wəns ¦thrü ‚bȯil·ər]
(mechanical engineering)
A boiler in which water flows, without recirculation, sequentially through the economizer, furnace wall, and evaporating and superheating tubes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Traditionally, once-through boilers have been fitted with a spiral furnace where the tubes inside are wound around the periphery of the furnace walls.
Critical factors: supercritical plant has great potential to increase the efficiency of coal-fired power stations and so reduce carbon emissions. Lee Hibbert explains the technology
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