 Multiply the square of the diameter of the cylinder in inches by the length of the stroke in inches, and by 171; and divide the product by the diameter of the driving-wheels in feet.  Bergen's Marine Engineer - Page 117by William Culley Bergen - 1880Full view - About this book
 | Thomas Curtis - Aeronautics - 1829 - 842 pages
...the engine makes in a minute, being the multiple of all these, and is thus obtained : — Multiply the square of the diameter of the cylinder in inches, by the pressure on each square inch of the piston, not expressed in pounds weight, but in the height of a... | |
 | Artizan club (London, England) - Steam engineering - 1847 - 338 pages
...cube-root of the stroke; and, as has already tioned, the nominal horse-power of an engine may be found by i the square of the diameter of the cylinder in inches by the rnbe-r stroke in feet, and dividing by 47. To find how many million* at _ are raised 1 foot high by... | |
 | John Bourne (C.E.) - Steam engineering - 1850 - 326 pages
...them off when acting at 6 inches radius. To find the diameter of a cast iron fly wheel shaft: multiply the square of the diameter of the cylinder in inches by the length of the crank in inches, and extract the cube root of the product, which multiply by 0.3025, and the ' result... | |
 | John Bourne (C.E.) - 1850 - 298 pages
...if working at four times the ordinary speed, may be ascertained by the following rule : — multiply the square of the diameter of the cylinder in inches by the cube root of the stroke in feet, and divide the product by 12 ; the quotient is the power of the high... | |
 | John Bourne - Steam engineering - 1851 - 346 pages
...all sizes of engines: . — To find the content of the cold-water pump. — Multiply the square of diameter of the cylinder in inches by the length of the stroke in feet ; The quotient is the content of the cold-water RULE.— : the diameter < divide the product by'4400.... | |
 | Oliver Byrne - Engineering - 1851 - 310 pages
...reference to the dimensions of the cylinder, and may be computed by the following rule : — Multiply the square of the diameter of the cylinder in inches by the velocity of the piston in feet per minute, and -divide the product by 6,000 ; the quotient is the number... | |
 | John Bourne (C.E.) - Steam engineering - 1853 - 344 pages
...engines : RULE. — To find the content of the cold-mater pump Multiply the square of tlte (/mmeter of the cylinder in inches by the length of the stroke in feet ; divide the product by 4400. Tlte quotient is the content of tlte cold-water pump in cubic feet. To... | |
 | William Somerville Orr - Science - 1856 - 556 pages
...the dimensions of the feed-pump in non-condensing engines, we may offer the following : — Multiply the square of the diameter of the cylinder (in inches) by the length of stroke (in feet), divide by 90, and the quotient is the product of the square of the diameter (in inches)... | |
 | William Somerville Orr - Science - 1860 - 540 pages
...the dimensions of the feed-pump in non-condensing engines, we may offer the following : — Multiply the square of the diameter of the cylinder (in inches) by the length of stroke (in feet), divide by 90, and the quotient is the product of the square of the diameter (in inches)... | |
 | William Johnson - 1860 - 442 pages
...this example from the rule, Area of chimney in square inches = 502 XV 8 2500 X 2 Rule.— Multiply the square of the diameter of the cylinder in inches, by the cube root of the stroke in feet ; divide the product by 15 ; the quotient expresses the number of cubic... | |
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