 | William Laxton - 1845 - 564 pages
...flue immediately behind the furnace, below which it mu»t not be decreased, or the due quantity i">uld not pass off and consequently the due quantity of...combustion would be proportionally imperfect. It will be fonnd advantageous in practice to make the area 2 square inches instead of -516 square inch. The imperfection... | |
 | 1844 - 564 pages
...burnt on a square foot of grate per hour, the area to every foot of grate would be •516 x 13 = 6'708 square inches; and the proportion to each foot of...the combustion in any furnace, when it is less than 1'5 square inch will be rendered very apparent, by the quantity of carbon which will rise unconsumed... | |
 | Perry Fairfax Nursey - 1844 - 504 pages
...burnt on a square foot of grate per hour, the area to every foot of grate would be •516x13 = 6-708 square inches; and the proportion to each foot of...the combustion in any furnace, when it is less than 1-5 square inch will be rendered very apparent, by the quantity of carbon which will rise unconsumed... | |
 | Institution of Civil Engineers (Great Britain) - 1844 - 538 pages
...burnt on a square foot of grate per hour, the area to every foot of grate would be -516 X 13 = 6- 708 square inches; and the proportion to each foot of...the combustion in any furnace, when it is less than 1 • 5 square inch, will be rendered very apparent, by the quantity of carbon which will rise unconsumed... | |
 | 1844 - 508 pages
...of grate, if the rate of combustion be higher or lower than 13 Ibs., may be found in the same way. the combustion is complete and perfect in the furnace,...the combustion in any furnace, when it is less than 1-5 square inch will be rendered very apparent, by the quantity of carbon which will rise unconsumed... | |
 | British Association for the Advancement of Science - 1845 - 718 pages
...burnt on a square foot of grate per hour, the area to every foot of grate would be -516 x 13 = 6'708 square inches ; and the proportion to each foot of...practice to make the area 2 square inches instead of -5 16 square inch. The imperfection of the combustion in any furnace, when it is less than 1-5 square... | |
 | 1845 - 880 pages
...practice, where we know these conditions are not fulfilled, but that a large surplus qurur. it -.- of air is always admitted. A limit is thus found for...be found advantageous in practice to make the area two square inches instead of .516 square inch. The imperfection of the combustion in any furnace, when... | |
 | 1846 - 528 pages
...The bulk, therefore, of the products of combustion which must pass off, must be 154-814 x 3=464-442 cubic feet. At a velocity of 36 feet per second, the...the combustion in any furnace, when it is less than 1 -5 square inch, will be rendered very apparent, by the quantity of carbon which will rise unconsumed... | |
 | William Newton - 1846 - 528 pages
...The bulk, therefore, of the products of combustion which must pass off, must be 154-814 X 3=464-442 cubic feet. At a velocity of 36 feet per second, the...the combustion in any furnace, when it is less than 1-5 square inch, will be rendered very apparent, by the quantity of carbon which will rise unconsumed... | |
 | William Fairbairn - 1851 - 60 pages
...burnt upon a square foot of grate per hour, the area to every foot of grate would be .516 X 13 = 6.708 square inches; and the proportion to each foot of...the combustion in any furnace, when it is less than 1 .5 square inch, will be rendered very apparent by the quantity of carbon which will rise unconsumed... | |
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This area having been obtained, on the supposition that no more air is admitted than the quantity chemically required, and that the combustion is complete and perfect in the furnace, it is evident, that this area must be much increased in practice, where... 
