Mining Engineers' Handbook, Volume 1Robert Peele, John Adams Church J. Wiley & sons, Incorporated, 1941 |
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Halaman 12-34
... plotted to Revolutions diam . For reels the minimum diam only is usually given . The max diam and number of rope turns is obtained from the equation : L = 2 x r1 T + = pT2 , the letters L , r1 and p having the significance previously ...
... plotted to Revolutions diam . For reels the minimum diam only is usually given . The max diam and number of rope turns is obtained from the equation : L = 2 x r1 T + = pT2 , the letters L , r1 and p having the significance previously ...
Halaman 12-39
... plotted against rev of drum , and Fig 46 is the power diagram , plotted from the values of hp and time calculated above . The rms value of this cycle is somewhat less than that for the simple conical drum ( Fig 44 ) , and the overall ...
... plotted against rev of drum , and Fig 46 is the power diagram , plotted from the values of hp and time calculated above . The rms value of this cycle is somewhat less than that for the simple conical drum ( Fig 44 ) , and the overall ...
Halaman 12-40
... Plotted to Revolutions ( Gen Elec Co ) 553 hp 535 hp 366 hp 405 hp 422 hp 340 hp 418 hp 327 hp Keer 6 Sec 215 hp i 1.85 Sec 306 hp .47 Sec 5.34 Sec 5.34 Sec 5 Sec 7.5 hp Rest 6 Sec 21.5 hp 1 Fig 46. Power Diagram , Cylindro - conical ...
... Plotted to Revolutions ( Gen Elec Co ) 553 hp 535 hp 366 hp 405 hp 422 hp 340 hp 418 hp 327 hp Keer 6 Sec 215 hp i 1.85 Sec 306 hp .47 Sec 5.34 Sec 5.34 Sec 5 Sec 7.5 hp Rest 6 Sec 21.5 hp 1 Fig 46. Power Diagram , Cylindro - conical ...
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