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On the experiments with the Perkins machinery of the steam yacht “Anthracite”

✍ Scribed by Isherwood


Publisher
Elsevier Science
Year
1881
Tongue
English
Weight
881 KB
Volume
111
Category
Article
ISSN
0016-0032

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✦ Synopsis


Tile experiment made in England with the Anthracite in free route, was conducted by Mr. Bramwell, whose report is before me together with rite similes of all the indicator diagrams taken on that occasion, and the. working drawings of the cylinders, valve chest, etc. Tile text of the report is exceedingly meagre, giving bnt little intbrmation beyond tlle i~ct of the number of pounds of coal per hour for which the indicated horse-power was obtained. Neither the manner of conducting the exl)eriment , nor of reporting it, is comparable, in sagacity of method and completeness of data and results, with the New York Navy Yard experiment and report nmde by Chief Engineer Loring, U.S.N., and were it not for the possession of the indicator diagrams and of the working drawings of the cylinders above referred to, but little could be elicited fl'om Mr. Bramwell's report of value to the engineer.

Mr. Bramwell's method was to commence with the boiler and its water cold, weigh all the coal, including the coal equivalent of the


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