 | Thomas Curtis - 1829 - 842 Seiten
...strokes which 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... | |
 | sir Robert Spencer Robinson - 1839 - 216 Seiten
...quantity of water required for steam, find the volume of steam from a cubic foot of water by Rule 2nd. Multiply the square of the diameter of the cylinder in inches by half the velocity of the piston in inches, or six times the velocity in feet per minute, cut off two... | |
 | Artizan club (London, England) - 1847 - 338 Seiten
...be found from the following rule. RULE. — To find the diameter of the top of the blast pipe. — Multiply the square of the diameter of the cylinder in inches by -017. Theproduct is the diameter of the top of the blast pipe in inches. Example. — The diameter... | |
 | John Bourne (C.E.) - 1850 - 326 Seiten
...the cylinder ? A. — Yes, and this for most purposes is the most convenient method of procedure : multiply the square of the diameter of the cylinder...product by 47 ; the quotient is the number of nominal horses power of the engine. This rule supposes a uniform effective pressure upon the piston of 7 lbs.... | |
 | John Bourne (C.E.) - 1850 - 298 Seiten
...nominal horses power ? A. — The nominal power of an engine may be ascertained 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 6000 ; the quotient is the number... | |
 | John Bourne - 1851 - 346 Seiten
...expressed in words, gives the following rule : — RULE 2. — Multiply the square of the diameter of ilie cylinder in inches by the cube root of the stroke in feet; divide the product by 15 j the quotient expresses the number of cubic feet of steam room. Т Collective... | |
 | Oliver Byrne - 1851 - 310 Seiten
...when of cast iron. — Multiply the square of the length of the crank in inches by 1-561, and then multiply the square of the diameter of the cylinder in inches by -1235 ; multiply the sum of these products by the square of the diameter of cylinder in inches ; divide... | |
 | Septimus Norris - 1852 - 356 Seiten
...quantity of water in the boilerRULE — To find the cubical content of the water in the boiler- — Multiply the square of the diameter of the cylinder in inches by 9 ; divide the product by 40- The quotient is the cubical content of the water in the boiler in cubic... | |
 | John Bourne (C.E.) - 1853 - 344 Seiten
...the diameter of the cylinder in inches by the pressure on the piston in pounds per square inch, and by the cube root of the stroke in feet, and divide the product by 940 ; the quotient is the power of the engine in nominal horses- power, the engine working at the ordinary... | |
 | Robert Scott Burn - 1854 - 214 Seiten
...of the cylinder, and multiply the number of square inches thus found by the cube-root of the length of the stroke in feet, and divide the product by 47 ; the quotient is the number of nominal horse-power of the engine." By the term " horse- power," as introduced by Watt, was meant the mechanical... | |
| |
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 47. The quotient is the nominal horse-power of the engine. 
