The Technical World Magazine, Volume 5Technical World Company, 1906 |
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Page 79
... Heat Waste FIG . 2 . An efficient producer of either the pressure or suc- tion type will waste not more than fifteen to twenty per cent of the heat of com- bustion of the coal in con- verting it into gas - that is , the gas , on burning ...
... Heat Waste FIG . 2 . An efficient producer of either the pressure or suc- tion type will waste not more than fifteen to twenty per cent of the heat of com- bustion of the coal in con- verting it into gas - that is , the gas , on burning ...
Page 324
... heating to a low red heat and plunging in some cooling medium , as water , brine , or oil . Heating A piece of steel should never be heated any hotter than is necessary to give the desired result . The heat necessary varies with the ...
... heating to a low red heat and plunging in some cooling medium , as water , brine , or oil . Heating A piece of steel should never be heated any hotter than is necessary to give the desired result . The heat necessary varies with the ...
Page 495
... heat that it lost in the process of liquefaction . This heat will be absorbed from the sur- rounding atmosphere when the internal heat of the gas is not sufficient to effect its evaporation ; and the surrounding area -be it refrigerator ...
... heat that it lost in the process of liquefaction . This heat will be absorbed from the sur- rounding atmosphere when the internal heat of the gas is not sufficient to effect its evaporation ; and the surrounding area -be it refrigerator ...
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