Locomotive operation; a technical and practical analysis (1904)
Henderson, G. R. (George R.), b. 1861 · Chicago, Railway Age · leaf 423
er being brought back as the speed increased.The velocities attained are shown in the central portion of Fig.98. by the broken lines A, B and C, respectively, the abscissaegiving time in seconds, and the ordinates speeds in miles perhour. The solid lines are the calculated starts, and wereproduced… … 1000 2000 3000 4000 5000 DISTANCE IN FEET.Fig. 98. 6000 7000 llAULiiXG CArACirW 413 Thus, at starling-, vvc have for the tractive force, train A =: .8X 30^300 = 24,300 pounds. The grade resistance is 20 pounds(for I per cent), and from rest take 10 pounds for friction,etc., so that the total is 30…
Locomotives
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