Motive Powers and Their Practical SelectionLongmans, Green, and Company, 1894 - 257 páginas |
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Página 12
... mill would perhaps be far in excess of the total requirements , and the attend- ant's time might be profitably employed elsewhere when the mill CHAPTER IV QUESTIONS OF ADVISABILITY,
... mill would perhaps be far in excess of the total requirements , and the attend- ant's time might be profitably employed elsewhere when the mill CHAPTER IV QUESTIONS OF ADVISABILITY,
Página 13
Reginald Pelham Bolton. ant's time might be profitably employed elsewhere when the mill was idle . These considerations extend themselves into economic matters . As an instance may be cited the operating of a sugar mill . This may be ...
Reginald Pelham Bolton. ant's time might be profitably employed elsewhere when the mill was idle . These considerations extend themselves into economic matters . As an instance may be cited the operating of a sugar mill . This may be ...
Página 25
... mill and outlet and a cutting table will produce with one horse about 5,000 bricks per day — or with 2 horses say 8,000 per day . Small oil - mills are very suitably driven by animal power . With 2 pair of oxen about 16 cwt . to 20 cwt ...
... mill and outlet and a cutting table will produce with one horse about 5,000 bricks per day — or with 2 horses say 8,000 per day . Small oil - mills are very suitably driven by animal power . With 2 pair of oxen about 16 cwt . to 20 cwt ...
Página 28
... mills for obtaining a rotary motion . A plane surface exposed angularly to the wind pressure receives a motion due to the angle of impact . Being se- cured to a revolving shaft , it can only move in the rotary direction . This faculty ...
... mills for obtaining a rotary motion . A plane surface exposed angularly to the wind pressure receives a motion due to the angle of impact . Being se- cured to a revolving shaft , it can only move in the rotary direction . This faculty ...
Página 31
... mills give power as follows : Diameter of Wheel in Feet . Horse - power with wind at 14 m . per hour Horse - power with wind at 18 m . per hour 12 13 14 16 18 20 22 24 25 28 30 36 40 50 60 % 1 14 % 14 2 26 to 3 3 42 5 6 19 15 20 I 2 3 ...
... mills give power as follows : Diameter of Wheel in Feet . Horse - power with wind at 14 m . per hour Horse - power with wind at 18 m . per hour 12 13 14 16 18 20 22 24 25 28 30 36 40 50 60 % 1 14 % 14 2 26 to 3 3 42 5 6 19 15 20 I 2 3 ...
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Términos y frases comunes
50 feet adopted amount ampères apparatus arranged average belt calculation cast-iron cent CHAPTER chimney coal compound engine condensation Cornish boilers cost crank cubic feet cubic foot cylinder Diam driving dynamo economy effective horse-power electric equal evaporated exhaust steam fall feed-water feet per minute flues fuel furnace gas-engine gine given grate area Heads in Feet heating surface HORIZONTAL ENGINES Horse horse-power per hour imperial gallons inch diameter indicated horse-power iron lamp Lancashire Lancashire boilers length Load machine machinery mill motive power motor nominal horse-power oil-engine Pelton Wheel pipes piston plates portable portable engines pounds practical proportions pump purposes quantity of water Revolutions per Minute shaft single-cylinder sizes space speed square feet square foot square inch steam-engine Stroke suited supply temperature thickness tubes turbine valve vary velocity vertical engine volts water-wheels Watts weight wheel Width wind windmill ΙΟ
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Página 180 - 30 tons per square inch, with an elongation of not less than 20 per cent, in a test