Motive Powers and Their Practical SelectionLongmans, Green, and Company, 1894 - 257 páginas |
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Página 1
... suited to certain conditions , which con- ditions frequently vary so greatly that one cannot wonder at the perplexity they produce in the minds of those who are perhaps unacquainted with even the simpler technical- ities connected with ...
... suited to certain conditions , which con- ditions frequently vary so greatly that one cannot wonder at the perplexity they produce in the minds of those who are perhaps unacquainted with even the simpler technical- ities connected with ...
Página 16
... suited only to boilers , although by proportionate calculation a parity can be established with steam - engines working under different conditions , but even as regards boilers , as their pressure varies , it becomes for all , except ...
... suited only to boilers , although by proportionate calculation a parity can be established with steam - engines working under different conditions , but even as regards boilers , as their pressure varies , it becomes for all , except ...
Página 29
... suited to a great variety of work requiring moderate power and not too great regu- larity . The chief drawback of windmills is their unreliability for steady daily work , but this may be successfully dealt with by means detailed further ...
... suited to a great variety of work requiring moderate power and not too great regu- larity . The chief drawback of windmills is their unreliability for steady daily work , but this may be successfully dealt with by means detailed further ...
Página 36
... Suited for Driving Machinery . Cost of Windmill Ungeared , Suited for Pump- ing . Cost of Steel Tower 24 Feet High . Wind at 14 Wind at Miles . 18 Miles . Feet . 12 13 H.-P. H.-P. 14 12 28 16 40 18 30 26 35 36 ∞ o ♡ 0 3 2200002 48 I ...
... Suited for Driving Machinery . Cost of Windmill Ungeared , Suited for Pump- ing . Cost of Steel Tower 24 Feet High . Wind at 14 Wind at Miles . 18 Miles . Feet . 12 13 H.-P. H.-P. 14 12 28 16 40 18 30 26 35 36 ∞ o ♡ 0 3 2200002 48 I ...
Página 65
... suited for. ACCUMULATORS . MOTOR . given by Hours . Motor for 10 for 20 Hours . Obtainable Effective H.-P. Effective H.-P. Half these amounts . TABLE OF EXAMPLES OF TIDAL - POWER INSTALLATIONS STORING ELECTRIC ENERGY FOR REGULAR USE ...
... suited for. ACCUMULATORS . MOTOR . given by Hours . Motor for 10 for 20 Hours . Obtainable Effective H.-P. Effective H.-P. Half these amounts . TABLE OF EXAMPLES OF TIDAL - POWER INSTALLATIONS STORING ELECTRIC ENERGY FOR REGULAR USE ...
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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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