Cold storage, heating and ventilating on board ship (1911)
Walker, Sydney Ferris · New York : Van Nostrand · leaf 257
ry of the fan. This causes airto enter the central space, and the air that has been forcedoutwards to be delivered from the periphery at a certainvelocity. Numerous patents for the construction of centri-fugal fans are in existence, all designed to increase theirefficiency. The simple fan described… … %^.,, FIG. G9.—STURTEV.\NT FAN. power from whatever is driving the fan, and reducing thequantity of air usefully delivered. The various forms of fans are principally on the lines ofcurvature of the blades, somewhat similar to the curvature ofthe blades of centrifugal pumps, the object being to…
Ships -- Heating and ventilation · Cold storage on shipboard
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