On the Development and Transmission of Power: From Central StationsLongmans, Green, 1894 - 312 páginas |
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Página 6
... turbines in the Rhone . On the high - pressure service the cost of the power is less . It is charged for at about 0.7d . per h.p. hour , equivalent to 87. per h.p. year of 3,000 working hours . In 1889 , the annual income from power ...
... turbines in the Rhone . On the high - pressure service the cost of the power is less . It is charged for at about 0.7d . per h.p. hour , equivalent to 87. per h.p. year of 3,000 working hours . In 1889 , the annual income from power ...
Página 55
... turbines would supersede reciprocating engines . Although many engineers have ex- perimented on steam turbines , Girard's prediction is still unfulfilled . But important progress has been made in the use of steam turbines . The electric ...
... turbines would supersede reciprocating engines . Although many engineers have ex- perimented on steam turbines , Girard's prediction is still unfulfilled . But important progress has been made in the use of steam turbines . The electric ...
Página 56
... turbine and made it a radial outward flow turbine . The turbines in this type are arranged in concentric rings on a rotating disc , with fixed guide vanes between each pair of rings . The steam works its way radially through a series of ...
... turbine and made it a radial outward flow turbine . The turbines in this type are arranged in concentric rings on a rotating disc , with fixed guide vanes between each pair of rings . The steam works its way radially through a series of ...
Página 57
... turbine is limited by the resistance to centrifugal tension . In a 5 h.p. turbine the peripheral speed is stated to be 574 feet per second , and the number of revolutions 30,000 per minute . One great difficulty with turbines running at ...
... turbine is limited by the resistance to centrifugal tension . In a 5 h.p. turbine the peripheral speed is stated to be 574 feet per second , and the number of revolutions 30,000 per minute . One great difficulty with turbines running at ...
Página 81
... turbines , and then transmit the power in the form of mechanical energy to consumers . Installations of such a kind , now of a quite respectable antiquity , were erected at Schaffhausen , Freiberg , " Reifer . Berechnung der Turbinen ...
... turbines , and then transmit the power in the form of mechanical energy to consumers . Installations of such a kind , now of a quite respectable antiquity , were erected at Schaffhausen , Freiberg , " Reifer . Berechnung der Turbinen ...
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adiabatic air mains air motor alternate current atmospheric boilers brake cable cent central station coal compressed air compressors condensing conductors constructed cost Crown 8vo cubic feet curves cylinder destructor Diagrams direct current discharge distance driving dynamos effective h.p. hour efficiency electric lighting energy erected expansion fall feet per second flow friction fuel full load gas engines Geneva h.p. per annum heat hydraulic i.h.p. hour Illustrations impulse turbines inches in diameter indicated h.p. indicator diagram jacket leakage lighting gas Lord Armstrong loss of pressure low pressure machinery mechanical mechanical efficiency Messrs miles motive power NON-CONDENSING obtained P₁ Paris pipes piston pound power purposes pressure turbines pressure water pulleys pumping quantity re-heated reservoir revolutions per minute Rhône rope Schaffhausen shaft sluices speed square inch steam engine steam power storage stored stroke supply temperature transmitted utilised valve varying volts waste water power wheel Woodcuts Zürich
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