Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .. (1916)
Swingle, Calvin F. (Calvin Franklin), b. 1846 · Chicago, F.J. Drake & company · leaf 516
ared withengine No. 1, which was the same size but consumed only18 pounds of steam per I. H. P. per hour, was due to twocauses. First, a low vacuum; second, low initial pressurenecessitating a late cut off. Diagram Analysis 503 Figs. 188 to 191 are reproductions of diagrams takenfrom a new… … Fig. 187 also to make a series of tests for the purpose of ascertainingthe amount of power delivered by the engine to each one ofseveral different departments which were receiving powerfrom this source.
