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Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .. (1913)

Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & company · leaf 204

An illustration from Twentieth century hand-book for steam engineers and electricians with questions and answers; a practical non-technical treatise .., 1913, leaf 204
ater the pump is between the heater andthe boiler. The saving effected by heating the feed water with ex-haust steam can be easily ascertained by the use of athermometer, a steam table, and a simple arithmetical cal-culation. First, find by thermometer the temperature ofthe water before entering… … Fig. 72 192 Steam Engineering and the remainder will be the number of heat units addedto the water by the heater. Next find by table 17 the num-ber of heat units above 32 °F. in the steam at the pressureordinarily carried in the boiler^ and subtract from this thenumber of heat units in the water…

Steam engineering · Electrical engineering · Steam turbines

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