. Electric railway gazette . eing reduced in thick-ness to accommodate this length ofspan. The boiler room is equippedwith two batteries of four boilers boilers are of the horizontaltype and are 72 inches .in diameter,19 feet long, with 140 three inchtubes. Each boiler has a nominalrating of 185 hp, but will generate360 hp at 125 pounds steam flues enter a 115-foot circularbrick stack, 13 feet in diameter atthe base. This stack was put up in11 days and six hours. The engines are two in number,and are horizontal tandem compoundGreene engines erected by the Provi-dence (R.
. Electric railway gazette . eing reduced in thick-ness to accommodate this length ofspan. The boiler room is equippedwith two batteries of four boilers boilers are of the horizontaltype and are 72 inches .in diameter,19 feet long, with 140 three inchtubes. Each boiler has a nominalrating of 185 hp, but will generate360 hp at 125 pounds steam flues enter a 115-foot circularbrick stack, 13 feet in diameter atthe base. This stack was put up in11 days and six hours. The engines are two in number,and are horizontal tandem compoundGreene engines erected by the Provi-dence (R. I.) Steam Engine Com-pany. The shafts are 18 inches indiameter and carry fly wheels 18 feetin diameter, each weighing 32 tons. The engine can be oper-ated either non-condensing or condensing, and are furnishedwith automatic safety stops and steam closing electrical generators are direct-connected GeneralElectric 10-pole machines having the armature spiderkeyed to the engine shafts. They are wound for a pressure. EXPRESS TRAIN. centre poles and bent and bolted together at the are kept in position by an iron truss running throughthe cap. Each hanger is double and gives an excellent sup-port for the wire. In stringing the trolley wires andsetting the poles, steam locomotives were employed, andby their use the work of months was shortened into , the entire installation is an example of extremelyrapid work. of 600 volts at no load and 700 volts at full load, and arerated at 500 kilowatts at 100 revolutions per minute. Thefields are of cast steel and the armatures are of the iron-clad type, each winding being insulated and then imbeddedin an insulated slot in the laminated iron armature ten brushes are all operated simultaneously by a handwheel, and are arranged to secure the most perfect contactwith the commutator. 12 ELECTRIC RAILWAY GAZETTE. Voi. XIII. No. 1. The switchboard is placed in front of the engines, and isbuilt up of two stand
Size: 2325px × 1074px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1890, bookpublishernewyo, bookyear1895
