Norris's Hand-book for Locomotive Engineers and Machinists ... |
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Page 144
... stroke in feet , is the best velocity in feet per minute . In engines not working expansively , 103 times the square root of the length of the stroke in feet , is the best velocity in feet per minute . To find the quantity of Water ...
... stroke in feet , is the best velocity in feet per minute . In engines not working expansively , 103 times the square root of the length of the stroke in feet , is the best velocity in feet per minute . To find the quantity of Water ...
Page 145
... stroke in feet ; or 100 times , if the steam is worked expansively . The area of the cylinder should be , to the area of the steam - passages , as 4800 is to the velocity of the piston , found as above . Form and Direction of Steam ...
... stroke in feet ; or 100 times , if the steam is worked expansively . The area of the cylinder should be , to the area of the steam - passages , as 4800 is to the velocity of the piston , found as above . Form and Direction of Steam ...
Page 146
... stroke ..................... .. 1.000 Amount of deductions 3.920 Effective pressure . 6.080 IN A CONDENSING ENGINE . Let the pressure on the boiler be .......... Force required to produce motion of the steam in the cylinder ...
... stroke ..................... .. 1.000 Amount of deductions 3.920 Effective pressure . 6.080 IN A CONDENSING ENGINE . Let the pressure on the boiler be .......... Force required to produce motion of the steam in the cylinder ...
Page 147
... stroke ........ 1.000 Power required to work the air - pump ............ 0 · 500 Amount of deductions Effective pressure 3.680 6.320 Steam - power required to drive various kinds of Machinery . A series of experiments instituted by Mr ...
... stroke ........ 1.000 Power required to work the air - pump ............ 0 · 500 Amount of deductions Effective pressure 3.680 6.320 Steam - power required to drive various kinds of Machinery . A series of experiments instituted by Mr ...
Page 150
... Stroke . Power . Diameter . Horse Inches Power . Diameter . Stroke . 10 20 27 30 32 40 2228 20 2 ft . 0 in . 125 59 6 ft . 0 in . 2 ft . 6 in . 150 62 6 ft . 3 in . 3 ft . 2 in . 175 66 6 ft . 6 in . 3 ft . 6 in . 200 70 7 ft . 0 in ...
... Stroke . Power . Diameter . Horse Inches Power . Diameter . Stroke . 10 20 27 30 32 40 2228 20 2 ft . 0 in . 125 59 6 ft . 0 in . 2 ft . 6 in . 150 62 6 ft . 3 in . 3 ft . 2 in . 175 66 6 ft . 6 in . 3 ft . 6 in . 200 70 7 ft . 0 in ...
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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 of Arc 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 tion tons trapezium tubes valve velocity Volume whole weight yards Zone
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