File:The Street railway journal (1904) (14575139579).jpg

Identifier: streetrailwayjo241904newy (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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ves was attempted, informationwas obtained from abroad with respect to the qualificationsneeded in valve construction for superheated steam, and certaindepartures were made in the design and materials used for thevalves in question. Special attention was also given to the high-pressure steam traps—in this way heat represented in thedrainage from the high-pressure steam is, for the mostpart, returned to the boilers. From the reservoir tanks thewater is conducted to the feed-water pumps, by which it is dis-charged through the auxiliary exhaust steam feed-water heat-ers directly to the boilers, or through the economizer system tohe further heated by the waste gasses from the boilers. Like the steam-pipe system, the feed-water piping is laid outon the sectional plan, the piping for the several sections beingidentical, except for the connections from the street service to the reservoir tank. The feed-water piping is constructedwholly of cast iron, except the piping above the floor line to
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