 | Park Benjamin - 1880 - 1004 σελίδες
...two sides of the latter. Let P equal the indicated horse-power, m the mean pressure in the cylinder in pounds per square inch, A area of piston in square inches, /S length of stroke in feet, and К number of revolutions per minute : A x /nx 2 x *!? x /? then P... | |
 | Charles Day - 1895 - 224 σελίδες
...piston in square inches. Let P = pressure per square inch in pounds ; A = sectional area of cylinder in square inches ; L = length of stroke in feet ; N = number of strokes per minute ; then P x A x L = work done in one stroke ; /. PxAxLxN = work done in N strokes... | |
 | 1893 - 652 σελίδες
...[79921.]— Horse Power.— ШР = PLAN 33,000 Where P = mean pressure throughout stroke ; A - area 01 piston in square inches ; L - length of stroke in feet ; N = number of strokes per minute. With cut-off •! of stroke, mean effective pressure is nearly 201b. per square... | |
 | Charles Day - 1898 - 250 σελίδες
...piston in square inches. Let P = pressure per square inch in pounds ; A = sectional area of cylinder in square inches ; L = length of stroke in feet ; N = number of strokes per minute ; then P x A x L = work done in one stroke ; . • . PxAxLxN = work done in N strokes... | |
 | John Goodman - 1899 - 626 σελίδες
...work represented by the horizontally shaded area CDE = E«. Let/e = the mean effective pressure of CDE in pounds per square inch A = area of piston in square inches CE = the length CE expressed in feet, measured to same scale as 1rR V = mean velocity of crank-pin... | |
 | International Correspondence Schools - 1900 - 282 σελίδες
...§9. INDICATED HORSEPOWER. IHP = indicated horsepower of engine; P— mean eIfective pressure (MEP) in pounds per square inch; A = area of piston in square...inches; L = length of stroke in feet; N = number of strokes per minute. §10. MEAN EFFECTIVE PRESSURE. p = gauge pressure ; k — a constant corresponding... | |
 | International Correspondence Schools - 1900 - 728 σελίδες
...result will be the indicated horsepower of the engine. Let IHP = indicated horsepower of engine; P = MEP in pounds per square inch; A = area of piston in square...inches; L --- length of stroke in feet; N — number of strokes per minute. Then, the above rule may be expressed thus: _PLAN • H' Pi ~3s;b6(f ' The number... | |
 | International Correspondence Schools - 1900 - 860 σελίδες
...be the indicated horsepower of the engine. Let I. II. P. = indicated horsepower of engine; P = MEP in pounds per square inch ; A = area of piston in...inches; L = length of stroke in feet; N= number of strokes per minute. Then, the above rule may be expressed thus: 2068. The number of strokes per minute... | |
 | 1900 - 594 σελίδες
...INDICATED HORSEPOWER. IHP = indicated horsepower of engine; P= mean effective pressure (MEP) in Ib. per square inch; A = area of piston in square inches; L = length of stroke in feet ; N= number of strokes per minute. . 2O67. MEAN EFFECTIVE PRESSURE. / = gauge-pressure ; k = a constant corresponding... | |
 | International Correspondence Schools - 1900 - 724 σελίδες
...will be the indicated horsepower of the engine. Let IHP = indicated horsepower of engine ; /' = MEP in pounds per square inch ; A = area of piston in square inches; L = length of stroke in feet ; Ar— number of strokes per minute. Then, the above rule may be expressed thus: = 33,000 ' The number... | |
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MEP in pounds per square inch; A = area of piston in square inches; L = length of stroke in feet ; N= number of working strokes per minute. 
