. The tractive resistance of a 28-ton electric car . ) Test No. 77-78. 10 11 12 13 14 15 16 17 18 19 Speed Energy Imparted to the Car ItemNo. At Entrance toSection AtExitfrom Section AverageVoltage AverageCurrent By theCurrent By the Changein KineticEnergy By the Grade NetCarResist-ance AverageSpeedOver theSection M. P. H. M. P. H. Volts Amps. Ft. Lbs. Ft. Lbs. Ft. Lbs. Lbs. PerTon M. P. H. 1 234567891011121314 507499480507510499420 412
. The tractive resistance of a 28-ton electric car . ) Test No. 77-78. 10 11 12 13 14 15 16 17 18 19 Speed Energy Imparted to the Car ItemNo. At Entrance toSection AtExitfrom Section AverageVoltage AverageCurrent By theCurrent By the Changein KineticEnergy By the Grade NetCarResist-ance AverageSpeedOver theSection M. P. H. M. P. H. Volts Amps. Ft. Lbs. Ft. Lbs. Ft. Lbs. Lbs. PerTon M. P. H. 1 234567891011121314 507499480507510499420 412 759 7501 146 960885 2101 029 860706 830606 320570 050 1 086 840 + 139 720—227 360—241 940—246 750—159 640+169 840+ 99 890+431 050+361 690+263 780+453 090+263 200+480 220-^16 400 —31 810+31 810—31 810+31 810—31 810+31 810—31 810—31 810+31 810—31 810+31 810—31 810+31 810+31 810 Fig. 13. 4? ILLINOIS ENGINEERING EXPERIMENT STATION Table 7Test No. 91-92. Wind TestNo. ingorHelping Section Limits. Trolley Line PoleNumbers Grade. Rise or FallOverSection. + Up— Down Motor Data Length ofTrack Section Time to RunOverSection Number in Use andConnection Efficiency ofMotorsand Gears OorH Feet Feet Sees. 92919291929192919291 1 455-1 470 1 470-1 455 1 455-1 470 1 470-1 455 1 455-1 470 1 470-1 455 1 455-1 470 1 470-1 455 1 455-1 470 1 470-1 455 1 455-1 470 —+—+—+—+—+— 1 495 31 50 4 M 25 61 4 M 29 80 4 M 30 35 C 43 89 C 36 46 C 37 86 C 44 96 C 45 94 C 41 47 C 63 71 C *S=Series-multiple. M=Multiple. Sw=Switching. C=Coasting. Table 8 Test No. 95-96. 1 2 3 4 5 6 7 8 9 ItemNo. TestNo. WindOorH Section Limits Grade Length ofSection Time Motor Data No. andConnection Efficiency 1 95 H 1 470-1 455 +0 56 1 495 21 97 4 M 2 96 O 1 455-1 470 -O 56 27 55
Size: 1974px × 1266px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjecttheses, bookyear1915
