Ventilation of BuildingsD. Van Nostrand, 1885 - 147 páginas |
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Página 26
... quantity of minutely - divided fiber and dust , which is highly prejudi- cial to the health of the workers , and also the fumes from chemicals , etc. , where the manufacture of such is carried on . In sewers the necessity of sufficient ...
... quantity of minutely - divided fiber and dust , which is highly prejudi- cial to the health of the workers , and also the fumes from chemicals , etc. , where the manufacture of such is carried on . In sewers the necessity of sufficient ...
Página 28
... quantities of air , viz . : Coal . Coke .. Wood . .148 cubic feet .134 Charcoal . Peat . 66 65 66 per pound . 66 66 .147 81 There is a certain quantity of oxygen in coal , wood , and peat , which some- what reduces the amount of ...
... quantities of air , viz . : Coal . Coke .. Wood . .148 cubic feet .134 Charcoal . Peat . 66 65 66 per pound . 66 66 .147 81 There is a certain quantity of oxygen in coal , wood , and peat , which some- what reduces the amount of ...
Página 29
... quantity required , then 148 cubic ft . of air will be consumed in that period , or 2.46 ft . per minute , or 2,072 cubic ft . per day of 14 hours . These , as I have said , are minimum quantities . In practice , at least double must be ...
... quantity required , then 148 cubic ft . of air will be consumed in that period , or 2.46 ft . per minute , or 2,072 cubic ft . per day of 14 hours . These , as I have said , are minimum quantities . In practice , at least double must be ...
Página 30
... entire- ly confined to offices and public build- ings . I have experienced some difficulty in obtaining the quantity of air consumed by the ordinary bat's - wing or fish - tail burner when lighted . But taking the Argand burner using 30.
... entire- ly confined to offices and public build- ings . I have experienced some difficulty in obtaining the quantity of air consumed by the ordinary bat's - wing or fish - tail burner when lighted . But taking the Argand burner using 30.
Página 31
... quantity of air in the room . Such a room will require at least three gas burners to light it , and these , as we have seen , will consume 108 cubic ft . of air per hour , rendering it absolutely unfit for breathing by depriving it of ...
... quantity of air in the room . Such a room will require at least three gas burners to light it , and these , as we have seen , will consume 108 cubic ft . of air per hour , rendering it absolutely unfit for breathing by depriving it of ...
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Termos e frases comuns
air allowance air per hour air supply amount of air breath Bridges burner Butler calculated carbonic acid cause ceiling cesspool Chemical chimney cloth coal cold considered Construction cubic feet cubic foot cubic space allowance disease draft Engineers exhaled expense fact feet per hour fire-place floor flue foul air fresh air furnace gas lights gas-lights gases heat house drains hydrogen illus Illustrated impurity ings inlets inmates insensible ventilation light lungs matter means of ventilation Mechanical mechanical ventilation ment method moisture morocco natural ventilation necessary NOSTRAND'S occupied odor open fire outlets oxygen Péclet persons plates PLYMPTON Practical Treatise Prof public buildings quantity of air quires Railway reason revolutions per minute sanitarians sanitary sanitary science sewage sewer gas sewers shafts sources of vitiation standard Steam systematic ventilation Tables Theory tilation tion trap tubes tunnel valve warming wood-cuts
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