Ice-making Machines: The Theory of the Action of the Various Forms of Cold-producing Or So-called Ice Machines (machines Á Froid)D. Van Nostrand, 1879 - 150 páginas |
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Página 5
... gas is always equal to the elastic force of the latter . If t and t ' represent successive tempe- ratures of a unit weight of a permanent gas , which has been compressed or dila- ted under conditions above stated in producing an amount ...
... gas is always equal to the elastic force of the latter . If t and t ' represent successive tempe- ratures of a unit weight of a permanent gas , which has been compressed or dila- ted under conditions above stated in producing an amount ...
Página 6
... gas at constant volume . In a saturated vapor a part of the ther- mal equivalent of the external work is transformed ... gas than with saturated vapors . § 2. Whether we employ a permanent gas or a vapor , the apparatus designed for the ...
... gas at constant volume . In a saturated vapor a part of the ther- mal equivalent of the external work is transformed ... gas than with saturated vapors . § 2. Whether we employ a permanent gas or a vapor , the apparatus designed for the ...
Página 7
... gas or vapor by means of some external force , then relieve it of its heat so as to diminish its volume ; next , cause this compressed gas or vapor to expand so as to produce mechanical work and thus lower its temperature . The ...
... gas or vapor by means of some external force , then relieve it of its heat so as to diminish its volume ; next , cause this compressed gas or vapor to expand so as to produce mechanical work and thus lower its temperature . The ...
Página 9
... gas , to reduce it from the volume V , to V1 ' , it be heat- ed so as to assume the volume V , " greater than V , an amount of work is obtained which is represented by the vertically shaded area V , V , ' V , ' ' V1 ; the heat expended ...
... gas , to reduce it from the volume V , to V1 ' , it be heat- ed so as to assume the volume V , " greater than V , an amount of work is obtained which is represented by the vertically shaded area V , V , ' V , ' ' V1 ; the heat expended ...
Página 10
... gas or vapor , and Q the quan- tity of heat necessary to subtract from or add to the expanded mass in order to bring it to its initial state , T. and T , the absolute temperatures correspond- ing to the volumes V , and V , and W the ...
... gas or vapor , and Q the quan- tity of heat necessary to subtract from or add to the expanded mass in order to bring it to its initial state , T. and T , the absolute temperatures correspond- ing to the volumes V , and V , and W the ...
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Términos y frases comunes
25 cents absolute temperature absorption chamber adiabatic curve air machine ammonia apparatus atmospheres ature boiler calculations CHEMICAL cloth compression compressor cylinder condenser constant pressure cooler cooling cubic meter deduce degrees degrees determined edition effect efficiency employed Engineer equa equal equation ether expansion cylinder external final temperature freezing machines gases heat of vaporization heat Q horse power HYPSOMETRY Illustrated kilo Kilog kilogram kilogrammeter latent heat liquefiable gas liquid mechanical force mixture monia morocco negative calories NOSTRAND'S PUBLICATIONS obtained perature piston PLYMPTON power per hour PRACTICAL TREATISE Prof Q₁ quantity of heat quantity of negative refrigerant Regnault reservoir resistance revised solution specific heat steam sulphur dioxide sulphuric ether superheated superheats surface condenser T₁ T₂ tempera theoretic tion ture U. S. Navy V₁ V₂ valve volume described waste space watery vapor Weight of vapor wood-cuts Wr-Wm Zerah Colburn
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