File:The Street railway journal (1901) (14758432612).jpg

Identifier: streetrailwayjo181901newy (find matches)
Title: The Street railway journal
Year: 1884 (1880s)
Authors:
Subjects: Street-railroads Electric railroads Transportation
Publisher: New York : McGraw Pub. Co.
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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GENERAL PLAN OF NINETY-SIXTH STREET POWER STATION AT ENGINE ROOM FLOOR 446 STREET RAILWAY JOURNAL. (Vol. XVITL No. 14. principal feature which distinguishes the Manhattan fromtlie other two stations. If we rate the engines on the same given as 4500 hp. The power of compound engines atnormal loads, other conditions being equal, depends on
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l:)asis, say 30 lbs. mean effective pressure referred to thelow-presure cylinders, the Manhattan engines are 8260hp and the engines of the other two stations are only 3933hp, although their rating in the published descriptions is the size of the low-pressure cylinders. The Manhattanengines, with two low-pressure cylinders 88 ins. diameter,are 2.1 times the power of the engines of the other twostations, with one low-pressure cylinder 86 ins. diameter. UCTUBER 5, 1901.) STREET RAILWAY JOURNAL. 447 Comparing the Kingsbridge and the Manhattan stations,wliich are of practicall)- the same eapaeity, the formerlias sixteen of the smaller units and the latter eight of thelarger units. The Metropolitan station, of .mailer ca-pacity than the others, has eleven of the smaller units. There does not seem to be any good reason for subdi-viding the total engine power of a large station into anygreater number of units than eight, providing that thesize of the unit thus obtained does not lead to object

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