. The Street railway journal . g field, engine type, alternating-current gen-erators delivering current at 375 volts, three-phase, 25 engines are designed for a normal load of 1280 hp whenoperating at 26 ins. vacuum and 150 lbs. pressure. The enginesare of the standard Allis-Chalmers heavy-duty type. Theyhave a gravity automatic oiling system, Allis-Chalmers safetystop valve, Reynolds-Corliss valve gear, special anti-frictionmetal on low-pressure piston, and operate at 125 r. p. 111. The boilers are four 400-hp Erie City water-tube boilerswith plain hand-fired grates, and are design
. The Street railway journal . g field, engine type, alternating-current gen-erators delivering current at 375 volts, three-phase, 25 engines are designed for a normal load of 1280 hp whenoperating at 26 ins. vacuum and 150 lbs. pressure. The enginesare of the standard Allis-Chalmers heavy-duty type. Theyhave a gravity automatic oiling system, Allis-Chalmers safetystop valve, Reynolds-Corliss valve gear, special anti-frictionmetal on low-pressure piston, and operate at 125 r. p. 111. The boilers are four 400-hp Erie City water-tube boilerswith plain hand-fired grates, and are designed for a workingpressure of 150 lbs. They are arranged in two batteries, and 1134 STREET RAILWAY JOURNAL. [Vol. XXVI. No. 27. each battery has a 120-ft. steel stack, well braced and pumps and auxiliaries are arranged back of the feed-water pumps are two Fairbanks, 6 ins. x 5% ins. x 6ins. These take either cold water from the cold well outsideor hot water from a hot well, and pass it to a 1000-hp Cochrane. ANOTHER VIEW IN THE ENGINE ROOM, SHOWING THE ENGINE SIDEOF ONE OF THE HORIZONTAL DIRECT-CONNECTED GENERATING SETS feed-water heater. The boiler feed-pumps are two Fairbanksduplex, 8 ins. x 5 ins. x 10 ins. All drips from steam lines andauxiliaries discharge to the heater, which supplies water to theboilers at about 210 degs. The condensers are two 18-ft. Tom-linson barometric type, supplied with water by two 6-A Law-rence centrifugal pumping engines. The main steam header The exciter units consist of 10-in. x 10-in. Erie City enginesconnected to 50-kw, 120 volts, d. c. Bullock generators. Eachis capable of supplying either or both the main generators,and in addition, taking care of the station lighting. The build-ing is well illuminated by Adams-Bagnall no-volt, d. c. arclamps located back of the board and in thebasements, as well as in the engine room andboiler room. HIGH-TENSION EQUIPMENTCurrent from each large generator is leadthrough six 1,000,000-ci
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
