. Electrical world. ete double system of feedw-ater supply, the first from the hotwater feed water system, and the sec-ond by individual injectors for each boilerconnected with tanks, placed above the boil-ers—the injectors being intended for emer-gency use only. Special care has been givento the installation of the feed water piping,fittings being avoided whenever possible, andbent brass pipe used. Coal is supplied by means of chutes ar-ranged close to the columns, the spout beingbent in order that the coal can be dumped onthe center of the floor should it be second boiler room i
. Electrical world. ete double system of feedw-ater supply, the first from the hotwater feed water system, and the sec-ond by individual injectors for each boilerconnected with tanks, placed above the boil-ers—the injectors being intended for emer-gency use only. Special care has been givento the installation of the feed water piping,fittings being avoided whenever possible, andbent brass pipe used. Coal is supplied by means of chutes ar-ranged close to the columns, the spout beingbent in order that the coal can be dumped onthe center of the floor should it be second boiler room is a duplicate ofthe first boiler room with the exception thatthe flues pass up and through the coal-bunker floor to reach openings in the stack,provided at this coal-bunker is divided into pockets, first to admit of theflues passing across the building; and second, to prevent fire frombeing communicated from one portion of the coal-bunker to an- ^aK ^-C. 1 ^ T |j^?j I ?rr::^. Fig. s.—CROSs-SEcrinx \ii:\\ of Station A, Christian Street, Philadelphia.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectelectri, bookyear1883
