natural ventilation pressure
natural ventilation pressure
[′nach·rəl ‚vent·əl′ā·shən ‚presh·ər] (mining engineering)
A pressure difference across the shaft-bottom doors caused by a lack of balance in the two vertical air columns.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive
(2006) investigated the pressure of natural ventilation in the shaft of a road tunnel with results indicating that the
natural ventilation pressure induced by the shaft has a significant impact on the efficiency of the ventilation system.
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