. The Street railway journal . ne Company, directlyconnected to a General Electric generator, andit practically doubles the capacity of theoriginal equipment. The engine is of thehorizontal slow-speed type, making 150 r. p. has 20-in. and 34-in. cylinders with The engine is rated at 450 hp whenoperating at 11,5-lb. steam pressure, non-con-densing, but it can develop 600 hp. The gen-• erator armature and the fly-wheel are mountedon a steel shaft 15 ins. in diameter. The fly-wheel rim weighs 26,090 lbs. The bearings are12 ins. in diameter and 24 ins. long, and areSWITCHBOARD F
. The Street railway journal . ne Company, directlyconnected to a General Electric generator, andit practically doubles the capacity of theoriginal equipment. The engine is of thehorizontal slow-speed type, making 150 r. p. has 20-in. and 34-in. cylinders with The engine is rated at 450 hp whenoperating at 11,5-lb. steam pressure, non-con-densing, but it can develop 600 hp. The gen-• erator armature and the fly-wheel are mountedon a steel shaft 15 ins. in diameter. The fly-wheel rim weighs 26,090 lbs. The bearings are12 ins. in diameter and 24 ins. long, and areSWITCHBOARD FOR trolley, POWER and lighting PLANT AT CAR SHOPS supplied with water-cooling chambers. The steam valves on both cylinders are double-ported, and are operated by the cam-valve motion. TheyWhen the original plant was installed in 1898 it was thought respond quickly to the governor in opening and closing. Thethat ample proyjsipn had been made to anticipate the require- exhaust valves are driven by a separate eccentric, and the. POWER PLANT July 4, 1903.] STREET RAILWAY JOURNAL. 35 inlet valves by the governor eccentric. The low-pressure pistonis fitted with metal rings to provide against excessive main bearings are removable from the housings, and thecheek pieces may be adjusted readily. The generator, whichis directly connected to this engine, is a General Electric direct-current machine, with a capacity of 1200 amps, at 250 volts. DISTRIBUTION SYSTEM When the additional unit was installed a new panel was addedto the switchboard, which is made on ij^-in. slate, enameled onthe front side and carrying the power and lighting circuitswitches, main switches, field switches, Weston illuminateddial ammeters and voltmeters and Thompson recording watt-
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
