Shop Mathematics, Τόμος 1McGraw-Hill, 1931 |
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Σελίδα 191
... steam and gas engines . One horsepower was given as the ability to do 33,000 ft.-lb. of work in 1 min . From this we ... steam boiler and engine . Let us study the action of the steam in the cylinder of the ordinary double - acting steam ...
... steam and gas engines . One horsepower was given as the ability to do 33,000 ft.-lb. of work in 1 min . From this we ... steam boiler and engine . Let us study the action of the steam in the cylinder of the ordinary double - acting steam ...
Σελίδα 192
... steam engine , since the steam acts on both sides of the piston and there are two power strokes to each revolution . In the single - acting steam engine , the steam is admitted to one end of the cylinder only , and , therefore , there ...
... steam engine , since the steam acts on both sides of the piston and there are two power strokes to each revolution . In the single - acting steam engine , the steam is admitted to one end of the cylinder only , and , therefore , there ...
Σελίδα 193
... steam pipe . For instance , when the steam comes from the boiler to the engine at 100 - lb . pressure , the mean pressure in the cylinder will not be 100 lb. , for it would be very wasteful to use steam from the boiler for the full ...
... steam pipe . For instance , when the steam comes from the boiler to the engine at 100 - lb . pressure , the mean pressure in the cylinder will not be 100 lb. , for it would be very wasteful to use steam from the boiler for the full ...
Περιεχόμενα
ARTICLE | 1 |
Improper fractions | 7 |
Reduction to lower terms | 13 |
Πνευματικά δικαιώματα | |
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amount Answer Antilog belt block boiler bolt brake horsepower Calculate castings cent Centigrade centimeters ciphers circle circumference common fraction cutting speed cylinder decimal places decimal point denominator diameter dimes distance divide dividend division dollar efficiency emery wheel equal Example Explanation Fahrenheit feet figure foot force arm formula given heat hoist horsepower improper fraction inclined plane indicated jackscrew lathe lead screw length lever lifted line shaft load logarithmic scale logarithms machine mantissa measure mechanical advantage meter minute mixed number multiply number of teeth pipe piston pounds pressure Problem pull pulley pump quotient raised ratio reduced revolutions per minute rope scale shown in Fig slide rule square inch square root steam engine steel stress stroke subtract surface speed tank temperature threads per inch trial divisor unit volume weight arm whole number width