Universidad Mayor de San Simon Facultad de Ciencias Y tecnologiaIngenieria Industrial

Alumno.- Guillermo M. Lizarazu RodasMateria.-Procesos industriales III

Cochabamba - Bolivia

Curva Entalpia Composicin Del Acetona - Agua 1) Marco Terico

2) Planteamiento Del Problema

Los datos vapor-liquido en equilibrio a 1 atm abs, los calores de solucin, las capacidades calorficas y los calores latentes de evaporacin para el sistema acetona-agua son:

x fraccin mol de acetona en el liquidoCalor Int. De sol. A 15c (HS) KJ/Kmol sol.y* fraccin mol en equil de acetona vaporTemp Vap-Liq CCapac. Calor a 17,2 c, (Cpm) KJ/Kg sol c

0,0010,0000,000100,0004,187

0,0100,0000,25391,7004,179

0,020-188,4000,42586,6004,162

0,050-441,3000,62415,7004,124

0,100-668,7000,75566,6004,020

0,150-170,0000,79863,4003,894

0,200-786,0000,81562,2003,810

0,300-719,0000,83061,0003,559

0,400-509,0000,83960,4003,350

0,500-350,1000,84960,0003,140

0,600-252,6000,85959,5002,931

0,7000,0000,87458,9002,163

0,8000,0000,89858,2002,554

0,9000,0000,93557,5002,387

0,9500,0000,96357,0002,303

1,0000,0001,00056,5002,219

t c 2031,865,693,3100

Capac. calor acetona KJ/Kg c2,222,262,342,43

Calor lat. De evap. KJ/Kg1013976917863850

Calcule las entalpias de los lquidos y vapores saturados con la relacin de acetona y agua a 15 c y grafique el diagrama de entalpia concentracin a 1 atm abs.

3) Solucin

Para X=0.001

Para el agua

Para la Acetona

T cCapac. calor acetona KJ/Kg cCalor lat. De evap. KJ/Kg

202,221013

31,82,26976

65,62,34917

93,32,43863

100850

1Kcal = 4.18 KJ

Cuadro de composicin, capacidad calorfica y entalpias del acetona - aguax fraccion mol de acetona en el liquidoCalor Int. De sol. A 15c (HS) KJ/Kmol sol.y* fraccion mol en equil de acetona vaporTempVap-LiqCCapac. Calor a 17,2 c, (Cpm) Kj/Kg sol cMm Kg/Kmol(Te - To) cHS Kcal/KmolCpm Kcal/Kmol sol chm Kcal/KmolHm Kcal/Kmol

0,0010,0000,000100,0004,18718,040100,0000,0001,0021807,0210511501,968

0,0100,0000,25391,7004,17918,40091,7000,0001,0001686,8763411530,839

0,020-188,4000,42586,6004,16218,80086,600-45,0720,9961575,9973611562,918

0,050-441,3000,62415,7004,12420,00015,700-105,5740,987204,21913911659,156

0,100-668,7000,75566,6004,02022,00066,600-159,9760,9621249,1397111819,551

0,150-170,0000,79863,4003,89424,00063,400-40,6700,9321376,8206711979,947

0,200-786,0000,81562,2003,81026,00062,200-188,0380,9111286,0124412140,343

0,300-719,0000,83061,0003,55930,00061,000-172,0100,8511386,1172212461,134

0,400-509,0000,83960,4003,35034,00060,400-121,7700,8011524,0574212781,925

0,500-350,1000,84960,0003,14038,00060,000-83,7560,7511628,9712913102,716

0,600-252,6000,85959,5002,93142,00059,500-60,4310,7011691,8586113423,508

0,7000,0000,87458,9002,16346,00058,9000,0000,5171402,0172713744,299

0,8000,0000,89858,2002,55450,00058,2000,0000,6111778,0239214065,090

0,9000,0000,93557,5002,38754,00057,5000,0000,5711773,1184214385,882

0,9500,0000,96357,0002,30356,00057,0000,0000,5511758,6545514546,277

1,0000,0001,00056,5002,21958,00056,5000,0000,5311739,632314706,673

Fuente: Elaboracin Propia

4) Grafica De La Curva Entalpia Composicin Del Agua - Acetona Cuadro # 2 Composicin entalpia del acetona aguaxhm Kcal/KmolHm Kcal/Kmol

0,0011807,02111501,968

0,0101686,87611530,839

0,0201575,99711562,918

0,050204,21911659,156

0,1001249,14011819,551

0,1501376,82111979,947

0,2001286,01212140,343

0,3001386,11712461,134

0,4001524,05712781,925

0,5001628,97113102,716

0,6001691,85913423,508

0,7001402,01713744,299

0,8001778,02414065,090

0,9001773,11814385,882

0,9501758,65514546,277

1,0001739,63214706,673

Fuente: Elaboracin Propia Grafica # 1

Fuente: Elaboracin Propia