. Electric railway journal . l load. LINCOLN WHARF STATION The Lincoln Wharf power station furnishes electricalenergy for the surface and subway lines in the heart ofthe city, as well as for a large part of the elevated original station contained three 2700-kw, direct-cur-rent, vertical, cross-compound units and 6000 hp of Bab-cock & Wilcox boilers. The extension for the two newunits is carried on a heavy concrete foundation supportedon piles. The superstructure frame is of very heavysteel, particularly in the boiler room, where it is designedto carry boilers, economizers and an ove
. Electric railway journal . l load. LINCOLN WHARF STATION The Lincoln Wharf power station furnishes electricalenergy for the surface and subway lines in the heart ofthe city, as well as for a large part of the elevated original station contained three 2700-kw, direct-cur-rent, vertical, cross-compound units and 6000 hp of Bab-cock & Wilcox boilers. The extension for the two newunits is carried on a heavy concrete foundation supportedon piles. The superstructure frame is of very heavysteel, particularly in the boiler room, where it is designedto carry boilers, economizers and an overhead bunker of3000 tons capacity, or 33 tons per linear foot. Both thefoundations and superstructure were designed by the con-structing engineers, the architectural features being workedout by the architectural department of the Boston Ele-vated Company. The new boiler room equipment consists of eight 600-hpBabcock & Wilcox boilers, with boiler suspensions at-tached directly to the building columns. The superheaters. Power Station Improvements in Boston—Plan of Reconstructed Lincoln Wharf Station other year increase to more than 10,000 kw. It was there-fore decided to install without delay 10,800 kw of direct-current generating machinery, with the necessary boilers,while an ultimate decision on recommendations for a planof broad permanent power development was pending. OnJan. 18, 1907. definite arrangements were made for thework of construction. have such area that they will give 50 deg. superheat atnormal boiler output, and not more than 75 deg. at 50 percent normal output. Roney mechanical stokers, each hav-ing an effective grate area of 111 sq. ft., exclusive of thedead plates and one-half the dumping grates, are providedthroughout. The grates proper are of the sectional-fintype. The boiler feed-water equipment consists of four February 20, 1909.] ELECTRIC RAILWAY JOURNAL. 3r9 Warren outside, center-packed pumps in the basement un-der the boilers, any three of the pumps b
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