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" Divide the continued product of the mean effective pressure in pounds per square inch, the length of the stroke in feet, the area of the piston in square inches, and the number of strokes per minute by 33,000; the result will be the horsepower. "
A Textbook on Mining Engineering - Página 50
1900
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International Library of Technology: A Series of Textbooks for ..., Volumen8

1902
...the following rule: Rule 1O. — Multiply togcther the scale of thc indicator spring, thc length of stroke in feet, the area of the piston in square inches, and t he number of working strokes per minute. Divide this product by the product of 33,000 and thc number...
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Screw-propeller Engines, Paddle-wheel Engines, Marine-engine Indicating ...

1907
...case can, therefore, be found by the following rule: Rule 6. — Multiply together the length of tJie stroke in feet, the area of the piston in square inches, and the number oj working strokes per minute, and divide the product by 33,000; the quotient will be the engine constant....
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Self-taught Mechanical Drawing and Elementary Machine Design ...

F. L. Sylvester - 1910 - 333 páginas
...average or mean effective pressure of the steam on the piston, the length of the stroke of the piston in feet, the area of the piston in square inches, and the number of strokes per minute, are known. Let HP = horse-power, P = mean effective pressure in pounds per square inch, L = length...
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Arithmetic

United States. Bureau of Naval Personnel - 1913 - 132 páginas
...rule for finding the horsepower of a steam engine, which may be stated as follows: KULE : Divide the continued product of the mean effective pressure in...however, will occupy a great deal less space, as we will show. An examination of the rule will show that four quantities (viz, the mean effective pressure,...
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The Coal Miner's Handbook: A Handy Reference Book for Coal Miners, Pit ...

International Correspondence Schools - 1913 - 320 páginas
...continued Product of the mean effective pressure, in pounds per square inch, the length of the strohe, in feet, the area of the piston, in square inches, and the number of strohes per minute by 33,000; the result will be the horsepower. An examination of the rule will show...
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Coal Miners' Pocketbook: Formerly The Coal and Metal Miners' Pocketbook ...

Thomas J. Foster - 1916 - 1172 páginas
...well-known rule for finding the indicated horsepower of a steam engine may be stated as follows: Divide the continued product of the mean effective pressure,...minute by 33,000; the result will be the horsepower. An examination of the rule will show that four quantities (viz., the mean effective pressure, the length...
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The International Operating Engineer, Volúmenes35-36

1919
...Find the continued product of the mean effective pressure in pounds per square inch, the length of stroke in feet, the area of the piston in square inches, and the number of strokes per minute; divide the product by 33,000. As many know, this rule can be expressed Hp. = 33,000 Where Hp — Horsepower...
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Applied Mathematics for Junior High Schools and High Schools

Eugene Henry Barker - 1920 - 247 páginas
...16. To find the horse power of an engine, multiply together the mean effective pressure on the piston in pounds per square inch, the length of the stroke...square inches, and the number of strokes per minute ; divide this product by 33,000. 17. To convert Centigrade reading to Fahrenheit, multiply by 1.8 and...
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Electrical Machinery: A Study of Principles of Design, Construction and ...

Ottomar Henry Henschel - 1920 - 312 páginas
...product of the number of pounds of mean effective pressure, the length of stroke in feet, the area of piston in square inches and the number of strokes per minute, by 33,000, the various factors involved, except the mean effective pressure, being secured by measurement and count....
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The Steam Engine ; The Indicator ; Engine Testing ; Governors ; Valve Gears ...

1923
...will be given by III ilo 8. — Multiply together the scale of t he indicator spring, the length of stroke in feet, the area of the piston in square inches, and the number of working strokes per minute. Divide the product bv .J3,00/). _ sLA X ' " ' 33,000' The indicated horsepower...
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