Cold storage, heating and ventilating on board ship (1911)
Walker, Sydney Ferris · New York : Van Nostrand · leaf 258
h centrifugal fans practically any i)re>sure that may be FANS USED IN VENTILATING. 249 required can be obtained. It is not necessary to mention tomarine engineers that air pressure is measured by inches ofwater gage, but it may be mentioned that with modern centri-fugal fans pressures as high as… … FIG. 70.—SIROCCO FAN. the Birmingham General Hospital the pressure at the fan isonly i/20-inch water gage, but in the great majority of casespressures from i inch and upwards are employed. Fig. 68 shows one of the Sturtevant Companys* plate fans,constructed for pressure or exhaust. Another type of…
Ships -- Heating and ventilation · Cold storage on shipboard
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