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Engineering Bulletin No 1: Boiler and Furnace Testing

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Author: Rufus T. Strohm
Published: 1918
Language: English
Wordcount: 7,812 / 36 pg
Flesch-Kincaid Reading Ease: 71.3
LoC Category: TJ
Downloads: 682
Added to site: 2006.12.20 15599
Genre: Non-fiction


Show Excerpt

hoveling, after which it should be spread out in the form of a square of uniform depth and quartered down until a final average sample is obtained for shipment to a competent chemist, experienced in fuel analysis. (See Bureau of Mines Technical Paper No. 133.)

About 2 quarts of the chemist's sample should be put in air-tight tins or jars for the determination of moisture; the balance of the sample (the total weight of which should be from 10 to 50 pounds, depending on the total weight of coal used in the test) may be packed in a wooden box lined with paper to prevent splinters from mingling with the sample. A duplicate coal sample should be kept at the plant to be used in case of loss of the sample sent to the chemist.

The Bureau of Mines has published a bulletin or pamphlet giving the analyses and heating values of the various kinds and grades of coal from all parts of the United States. (Bureau of Mines Bulletin No. 22.) This bulletin can be used to learn the approximate heating value of the c



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