. The Street railway journal . FIG. 9.—INTERIOR OF C.\R similar to that in use on steam roads, and also have thefeature of graduated release which is found in the straightair brake system. These brakes incorporate all the auto-matic features used on steam roads, and can be coupled updirectly with standard equipments. POWER The Richmond & Chesapeake Bay Railway has purchasedits own generating apparatus, but up to the present datehas built no power station. Instead it has entered into anagreement whereby its apparatus is installed in the TwelftliStreet power house of the Virginia Passenger & Pow
. The Street railway journal . FIG. 9.—INTERIOR OF C.\R similar to that in use on steam roads, and also have thefeature of graduated release which is found in the straightair brake system. These brakes incorporate all the auto-matic features used on steam roads, and can be coupled updirectly with standard equipments. POWER The Richmond & Chesapeake Bay Railway has purchasedits own generating apparatus, but up to the present datehas built no power station. Instead it has entered into anagreement whereby its apparatus is installed in the TwelftliStreet power house of the Virginia Passenger & PowerCompany. This power plant nmst therefore be lookedupon as representing that of the road under consideration,and will be described in so far as it affects the Richmond &Chesapeake Bay Railway. Fig. II shows a transverse section through the TwelfthStreet power house and will make it apparent that the general arrangement of the generating apparatus is a departure. FIG. 10,—VIEW 01- TRUCK from usual practice. Each generator is coupled direct toa hydraulic turbine at one end of ils shaft and to a re-ciprocating steam engine at the other. The method bywhich the generator is driven is determined by the watersupply a\ailahle. io disconnect llie generator from thehydraulic lurl)ine the 1)olts .ire removed from the flangecoupling. 368 STREET RAILWAY JOURNAL. [\oL. XXXL No. lo. The Twelfth Street power house is built on the banksof the James River just below the cataracts at Richmond,a dam having been built a little higher up the river to pro-vide the water storage. The capacity of the James Riveris a very variable quantity, and it was this factor that engines each of looo-hp capacity. Each engine has cylin-ders 20 in. and 40 in. x 42 in. stroke, and is direct coupledto a General Electric MP-750-kw d. c. generator. In ad-dition to these there are four other generating sets. It willbe noticed in Fig. 11 that economy in space is effected by
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
