. The Street railway journal . composed of 240 cells of the standard Tudorpattern, type No. 413 HF 19. It is capable of giving 600 amps,for one hour, or 900 amps, for short periods, and can be chargednormally at 270 amps., or at 450 amps, for short periods. Thecells are in lead lined wood boxes, resting on glass, oil insula-tors. The stands are entirely of pitch pine without any metalfastenings, and rest on large porcelain oil insulators. The bat-tery is used in connection with a reversible booster controlledby means of a Thurys patent regulator. This booster has asmooth armature core and tang
. The Street railway journal . composed of 240 cells of the standard Tudorpattern, type No. 413 HF 19. It is capable of giving 600 amps,for one hour, or 900 amps, for short periods, and can be chargednormally at 270 amps., or at 450 amps, for short periods. Thecells are in lead lined wood boxes, resting on glass, oil insula-tors. The stands are entirely of pitch pine without any metalfastenings, and rest on large porcelain oil insulators. The bat-tery is used in connection with a reversible booster controlledby means of a Thurys patent regulator. This booster has asmooth armature core and tangential field coils. As the arma- June 4, 1904.] STREET RAILWAY JOURNAL. ture winding is placed as near as possible to the periphery, andas the field iron is reduced to its possible minimum amount, themachine is most sensitive, and is claimed to act almost asquickly as the load peaks occur. BOILERS AND PIPINGPassing now to the generation of the steam there are fourboilers, made by Yates & Thorn, of the Lancashire type. Each. SURFACE CONDENSERS IN POWER STATION boiler is 33 ft. long by 8 ft. 6 ins. diameter, with two flues, each3 ft. 5 ins. diameter, constructed for a working pressure of 160lbs. per square inch, the shell plates being 13-16 hi. thick, flue-plates 19-32 in. thick, and the end plates in- thick. The steampiping is of wrought steel with flanges welded on. The piping
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
