. Electric railway journal . ompartment and controlled from the main switch-board on the opposite side of the station. The floor above the busbar compartment is supportedby 12-in. I-beams on which stand the step-downtransformers. The entire busbar compartment will bekept under air pressure by three blower fans mounted inthe basement at the end of the compartment. Three 2000-kw rotary converters will be mounted on wall foundationswhich will extend lengthwise of the station and form a ELECTRIC RAILWAY JOURNAL. January 2, 1909.] ELECTRIC RAILWAY JOURNAL. 7 passageway through which the un
. Electric railway journal . ompartment and controlled from the main switch-board on the opposite side of the station. The floor above the busbar compartment is supportedby 12-in. I-beams on which stand the step-downtransformers. The entire busbar compartment will bekept under air pressure by three blower fans mounted inthe basement at the end of the compartment. Three 2000-kw rotary converters will be mounted on wall foundationswhich will extend lengthwise of the station and form a ELECTRIC RAILWAY JOURNAL. January 2, 1909.] ELECTRIC RAILWAY JOURNAL. 7 passageway through which the underside of the machines coming high-tension cables are carried underneath themay easily be reached. One of these rotary foundation machine room floor. The conductors are made of cop-walls will form one side of the bus compartment which, as per bars supported on cast-iron brackets. An accompanyingearlier stated, is to be kept under air pressure; and to pro- sketch shows in detail the method of supporting the switch-Alley. Chicago Railways Substations—Plan of Operating Room of Lill Avenue Station, Showing Location of Apparatus vide against pockets of air becoming highly heated under- board panels in the steel floor structure. Improvementsneath the machines, this foundation wall will be pierced have been made in this design of substation in the methodunder each machine by a hole 18 in. square in section. The of supporting the outgoing feeders beneath the switch-escape of air from the high-tension compartment through board. In substations of earlier design these trolley-feed
Size: 2155px × 1160px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkmcgrawhillp
