. The Street railway journal . bly lighter than those operating over therest of the line, and the multiple unit system has been in-stalled on the cars which run over both systems. In thisway the trains can be divided up at the junction of the two amount of energy taken by the four-car way trains which makethe run from Liverpool to Southport in 37 minutes is about 80watt-hours per ton-mile. The expresses between Liverpool andBirkdale absorb only 53 watt-hours per ton-mile. The cur-rent composition per ton-mile over the whole system is ,but this will be understood and appreciated when consid
. The Street railway journal . bly lighter than those operating over therest of the line, and the multiple unit system has been in-stalled on the cars which run over both systems. In thisway the trains can be divided up at the junction of the two amount of energy taken by the four-car way trains which makethe run from Liverpool to Southport in 37 minutes is about 80watt-hours per ton-mile. The expresses between Liverpool andBirkdale absorb only 53 watt-hours per ton-mile. The cur-rent composition per ton-mile over the whole system is ,but this will be understood and appreciated when consider-ation is given to the frequency of the Hall Road service, andthe station density at that end of the line. Curves are givenin Fig. 5 of a typical run of an express train. POWER-STATION CHANGESThe original power station was designed for the operationof twelve trains, but almost from the first fifteen were foundnecessary, then a ten-minute service between the LiverpoolOverhead and the Liverpool-Southport lines was established,. FIG. OF- RESISTANCES AND CONTACTORS UNDER THE CARS systems. The use of the multiple-unit system, however, isconfined to such trains as operate on both lines, and on trainswhich have been recently added to the Lancashire & York-shire system, which are not required to run on the LiverpoolOverhead Railway, the locomotive system of control has beenadhered to. Fig. 3 is a view of the controlling apparatus on and, later, other trains were added. This naturally involveda heavier power-house output than was initially , however, of increasing the capacity of the powerhouse to meet this demand, the railway company determined,upon the advice of its contractors, to put down a compre-hensive system of storage batteries which should be capably STREET RAILWAY JOURNAL. [Vol. XXVIII. No. 5. of dealing with the severe peak loads inseparable from theelectrical working of a railway whereon a fast and frequentservice, short runs between man
Size: 2328px × 1073px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
