The relative efficiency of the screw and paddle wheel when applied to vessels of identical form, tonnage, and steam power, independent of the use of sails

Experiments made at the New York navy ya

Experiments made at the New York navy yard, to determine the relative economic efficiency, in proportion of weight of steam used to weight of water lifted, of a reciprocating-pulvp, a rotary-pump, and a steam siphon-pump, all three being auxiliary steam-pumps for vessels, and raising water to the same height

✍ Isherwood 📂 Article 📅 1889 🏛 Elsevier Science 🌐 English ⚖ 930 KB

The following experiments were made under the direction of the writer at the New York Navy Yard during the months of March and April, 1867, to ascertain the weight of water lifted through a given height per pound weight of steam expended, by means of a reciprocating-pump, a rotarypump, and a steam s