. The Street railway journal . 25 s a 5 8TOP6 PER MICE FIG. 5.—MOTOR CAPACITY CURVES, 125-HP MOTOR (FRICTIONCURVE B). 20 FIG. 60 80 100 120 COMMERCIAL, H. P. RATING OF MOTOR -MOTOR CAPACITY, 60 DEGS. C. RISE (FRICTIONCURVE A) 200 values at this high maximum speed, the degree of error cannotbe determined and in any case should not exceed more than apossible maximum of 15 per cent. Figs. 7 and 8 are plotted for60 degs. also, but using friction curves B and C, so that bymeans of Figs. 6, 7 and 8 it is possible to determine the capacityof motor required for any maximum speed and any weight oft
. The Street railway journal . 25 s a 5 8TOP6 PER MICE FIG. 5.—MOTOR CAPACITY CURVES, 125-HP MOTOR (FRICTIONCURVE B). 20 FIG. 60 80 100 120 COMMERCIAL, H. P. RATING OF MOTOR -MOTOR CAPACITY, 60 DEGS. C. RISE (FRICTIONCURVE A) 200 values at this high maximum speed, the degree of error cannotbe determined and in any case should not exceed more than apossible maximum of 15 per cent. Figs. 7 and 8 are plotted for60 degs. also, but using friction curves B and C, so that bymeans of Figs. 6, 7 and 8 it is possible to determine the capacityof motor required for any maximum speed and any weight oftrain; while from Figs. 2, 3 and 4 the possible schedule speedand energy consumption can be obtained for any maximum I s I 3 3 M. 4 5 M 60 - 75 .H. 1 ! 60 SO 1C0 120 140 COMMERCIAL H. P. RATING OF MOTOR FIG 7—MOTOR CAPACITY, GO DEGS. C. RISE (FRICTIONCURVE B)
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
