 Hydromechanics and Pumping. The advantages of inside and outside packing, of directacting and fly-wheel pumps, and other facts regarding pumping machinery are there thoroughly treated. For the present we have to deal with electric pumps only; but it may...  A Textbook on Mining Engineering - Σελίδα 201900Πλήρης προβολή - Σχετικά με αυτό το βιβλίο
 | International Correspondence Schools - 1900 - 704 σελίδες
...styles of pumps and the arrangement of parts have been quite fully described in Hydromechanies and Pumping. The advantages of inside and outside packing,...high-class pumping-engines consume from 24 pounds to 26 pounds of steam per horsepower per hour. From these figures, it will be seen that, especially in... | |
 | 1903 - 782 σελίδες
...styles of pumps and the arrangement of parts have been quite fully described in Hydromechanics and Pumping. The advantages of inside and outside packing,...high-class pumping-engines consume from 24 pounds to 26 pounds of steam per horsepower per hour. From these figures, it will be seen that, especially in... | |
 | 1903 - 758 σελίδες
...styles of pumps and the arrangement of parts have been quite fully described in Hydromcchanies and Pumping. The advantages of inside and outside packing,...high-class pumping-engines consume from 24 pounds to 26 pounds of steam per horsepower per hour. From these figures, it will be seen that, especially in... | |
 | Thomas J. Foster - 1916 - 1230 σελίδες
...follows: For small-sized steam pumps, the steam consumption is from 130 to 200 Ib. per HP per hr., when operating in the workings of a mine at some distance from the boiler. For larger sizes of simple steam pumps, the consumption runs from 80 to 130 Ib. per HP per hr. Compound-condensing pumps, such... | |
 | 1905 - 660 σελίδες
...styles of pumps and the arrangement of parts have been quite fully described in Hydromechanics and Pumping. The advantages of inside and outside packing,...hour. Compound condensing pumps, such as are commonly eraployed at stations in mines, consume from 40 pounds to 70 pounds of steam per horsepower per hour,... | |
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