Norris's Hand-book for Locomotive Engineers and Machinists ... |
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Page 143
... hours . The pressure of steam is calculated in pounds avoir- dupois on the square inch , in perpendicular inches of mercury , and in atmospheres ; each atmosphere is estimated as equal to the average pressure of our atmosphere at the ...
... hours . The pressure of steam is calculated in pounds avoir- dupois on the square inch , in perpendicular inches of mercury , and in atmospheres ; each atmosphere is estimated as equal to the average pressure of our atmosphere at the ...
Page 144
... that of the cylinder . The valves should be as large as practicable . The boiler should be capable of evaporating about 12 gallons per hour for each horse - power . NON - CONDENSING , OR HIGH PRESSURE ENGINES . The 144 STEAM - ENGINE .
... that of the cylinder . The valves should be as large as practicable . The boiler should be capable of evaporating about 12 gallons per hour for each horse - power . NON - CONDENSING , OR HIGH PRESSURE ENGINES . The 144 STEAM - ENGINE .
Page 147
... hour , to a height of 165 feet , 4-7 horses . 4th . A similar set of three - throw pumps , 6 inches in diameter , pumping 160 barrels per hour , to STEAM - ENGINE . 147.
... hour , to a height of 165 feet , 4-7 horses . 4th . A similar set of three - throw pumps , 6 inches in diameter , pumping 160 barrels per hour , to STEAM - ENGINE . 147.
Page 148
... hour , to a height of 54 feet , = 1 horse . 6th . A set of three - throw " starting " pumps , pumping 250 barrels of beer per hour , to a height of 48 feet , 4.87 horses . 7th . Two pair of iron rollers and an elevator , grinding and ...
... hour , to a height of 54 feet , = 1 horse . 6th . A set of three - throw " starting " pumps , pumping 250 barrels of beer per hour , to a height of 48 feet , 4.87 horses . 7th . Two pair of iron rollers and an elevator , grinding and ...
Page 149
... hour in lbs . Water Coals . Water . Boil'r . Cylin- Con- der . dens'r . Coals . Water . evapo- rated by 1 lb. of Coal . h . m . 1 43 15 1482-7 2 33 30 1982-12 8387.1 3.82 2.57 0.26 11111-59 3.5 2.55 0.28 34-28 193-9 5.66 . 58.16331.7 ...
... hour in lbs . Water Coals . Water . Boil'r . Cylin- Con- der . dens'r . Coals . Water . evapo- rated by 1 lb. of Coal . h . m . 1 43 15 1482-7 2 33 30 1982-12 8387.1 3.82 2.57 0.26 11111-59 3.5 2.55 0.28 34-28 193-9 5.66 . 58.16331.7 ...
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Common terms and phrases
abscissa Atmospheric Railway avoirdupois axle blast-pipe boiler brass centre circle circular segments Circum circumference cloth coke conjugate connecting-rod copper crank Cube Root cubic feet cubic foot cubic inch curve cylinder cylinder in inches Dauphiny Decimal or Reciprocal diame diameter distance driving wheels eccentric-rod equal EXAMPLE.-Required find the Area find the Solidity fire-box Fraction or Numb friction Frustum fulcrum fulcrum and valve Gallons gauge give the solidity Height Length horses Hyperbola iron Length of Arc leverage locomotive engine metallic mile morocco motion multiply the sum North Shields ordinate Ounces Parabola pipes piston piston-rod plates Pounds pressure quotient radius rails Railway resistance revolving axis RULE RULE.-Multiply RULE.-To find screw segment shaft side smoke-box spindle square inch Square Root steam stroke subtract thickness throw tion tons trapezium tubes valve velocity Volume whole weight yards Zone