Ventilation of BuildingsD. Van Nostrand, 1873 - 77 páginas |
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Página 21
... difference . between the combustion that goes on within us , and that of an ordinary fire . " We see then of what vital consequence is the ence of oxygen in the atmosphere . Without it fires and lights will not burn , our food will not ...
... difference . between the combustion that goes on within us , and that of an ordinary fire . " We see then of what vital consequence is the ence of oxygen in the atmosphere . Without it fires and lights will not burn , our food will not ...
Página 28
... difference in weight , between columns of air , of equal height , but of the different densities due to difference of tempera- ture between the external air and that in the room . This difference I have assumed to be 30 deg . This ...
... difference in weight , between columns of air , of equal height , but of the different densities due to difference of tempera- ture between the external air and that in the room . This difference I have assumed to be 30 deg . This ...
Página 29
William Frederick Butler. + 29 a distance equal to the difference in height between a column of air 10 ft . 6 in . high at 62 deg . , in the case I have assumed , and the same air at 32 deg . This difference will be equal to .643 of a ...
William Frederick Butler. + 29 a distance equal to the difference in height between a column of air 10 ft . 6 in . high at 62 deg . , in the case I have assumed , and the same air at 32 deg . This difference will be equal to .643 of a ...
Página 31
... difference before men- tioned , but may calculate upon the whole height of the chimney , above the opening , through which the foul air enters it , and have the difference between this column of air highly heated as it is , and that of ...
... difference before men- tioned , but may calculate upon the whole height of the chimney , above the opening , through which the foul air enters it , and have the difference between this column of air highly heated as it is , and that of ...
Página 43
... difference in temperature be- tween the inner and outer airs , so in summer it may come to a stop , or be even reversed . This objection is not of much weight , as people are far oftener out in the air in sum- mer , and at night when ...
... difference in temperature be- tween the inner and outer airs , so in summer it may come to a stop , or be even reversed . This objection is not of much weight , as people are far oftener out in the air in sum- mer , and at night when ...
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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