Ventilation of BuildingsD. Van Nostrand, 1873 - 77 páginas |
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Página 13
... hour to work it , and could not , certainly , compare with the blowing - wheel of Dr. Desaguliers . It soon fell into disuse , and became a thing of the past . Mr. Sutton , who had at last got £ 100 from the Admiralty , exulted over the ...
... hour to work it , and could not , certainly , compare with the blowing - wheel of Dr. Desaguliers . It soon fell into disuse , and became a thing of the past . Mr. Sutton , who had at last got £ 100 from the Admiralty , exulted over the ...
Página 17
... the ordinary fire plays no unimportant part in the con- sumption of air ; for , if we assume one pound of coal per hour as the quantity re- quired , then 148 cubic ft . of air will be con- sumed in that period , or 2.46 ft . per 17.
... the ordinary fire plays no unimportant part in the con- sumption of air ; for , if we assume one pound of coal per hour as the quantity re- quired , then 148 cubic ft . of air will be con- sumed in that period , or 2.46 ft . per 17.
Página 18
... hours . These , as I have said , are minimum quantities . In practice , at least double must be allowed , as a large percentage will escape unconsumed . In the case of the common fire , the products of combustion do not certainly escape ...
... hours . These , as I have said , are minimum quantities . In practice , at least double must be allowed , as a large percentage will escape unconsumed . In the case of the common fire , the products of combustion do not certainly escape ...
Página 19
... hour , according to size and pressure , I think I shall be safe in calculating the average consumption of gas by the common burners at 4 cubic ft . per hour , and the amount of air at 36 cubic ft . per hour . Now a room 25 ft . long by ...
... hour , according to size and pressure , I think I shall be safe in calculating the average consumption of gas by the common burners at 4 cubic ft . per hour , and the amount of air at 36 cubic ft . per hour . Now a room 25 ft . long by ...
Página 20
... hour , rendering it absolutely unfit for breathing by depriving it of its necessary proportion of oxygen . Ordinary candles do not vitiate more than 11 cubic ft . of air per hour , per candle . As the chief constituents of coal gas are ...
... hour , rendering it absolutely unfit for breathing by depriving it of its necessary proportion of oxygen . Ordinary candles do not vitiate more than 11 cubic ft . of air per hour , per candle . As the chief constituents of coal gas are ...
Outras edições - Ver todos
Ventilation of Buildings: A Paper Read Before the Society of Civil and ... William Frederick Butler Visualização completa - 1873 |
Termos e frases comuns
acid and water applied atmosphere Brevet building burners C. E. Illustrated carbon and hydrogen carbonic acid Carpenter cause cesspool Chemical chimney cisterns cloth Coal cold air combustion commonly construction copperplate cubic ft densities Desaguliers difference difficulty engravings enter exit fire foul air fresh air furnace GILLMORE heated house drains hydrogen Hypsometry inlets Iron Jacob Ackworth landlord light Litho lithographed plates means mechanical ventilation Mechanics method Military Academy Mining Naval nitrogen numerous outer air oxygen pass persons Practical pump quantity of air Railway revised and enlarged revolutions per minute sanitary matters Second edition sewage sewerage sewers shafts simple bodies siphon Sir Jacob Steam Engine Steel sulphuretted hydrogen supply Tables Telegraphy temperature thermo-ventilation Tinted paper tion town trap Treatise tubes tunnels U. S. Army U. S. Navy Valve ventilating pipe water-closet WEST POINT wire gauze wood cuts