The complete works of Count Rumford
Book format: An electronic version of a printed book that can be read on a computer or handheld device designed specifically for this purpose.
Publisher: Date:8/5/2009 - General Books LLC
By: Benjamin Rumford
Excerpt from book: SUPPLEMENTARY OBSERVATIONS RELATING TO THE MANAGEMENT FIRES IN CLOSED FIRE-PLACES. OF THE MANAGEMENT OF FIRES IN CLOSED FIRE-PLACES. Necessity of keeping the Doors of closed Fire-places well closed, and of regulating the Air that is admitted into them. Account of some Experiments which showed in a striking Manner the very great Importance of those Precautions.A Method is proposed for preventing the Passage of cold Air into the large Fireplaces of Brewhouse Boilers, Distillers Coppers, Steam-Engine Boilers, etc., while they are feeding with Coals. Bad Consequences which result from overloading closed Fire-places with Fuel. Computations which show in a striking Manner the vast Advantages that will be derived from the Use of proper Care and Attention in the Management of Fire, and in the Direction and Economy of the Heat which results from the Combustion of Fuel. THOUGH I have already mentioned, more than once, the necessity of preventing the entrance of air into a closed fire-place by any other passage than by the register of the ash-pit door, and have strongly recommended the keeping of the door of the fire-place constantly closed : yet, as I have since found that those precautions are even of more importance than I had imagined, I conceived that it might be useful to mention the subject again, and give an account of the seriesof experiments from the results of which I have acquired new light in respect to it. In fitting up a large shallow circular kitchen boiler (one of those I put up in the kitchen of the house formerly occupied by the Board of Agriculture), I made an experiment which, though it appeared to me at the time to have succeeded perfectly, led me into an error that afterwards caused me a great deal of embarrassment. I constructed the fire-pl...