Practica 3
5
A TEMPERATURA AMBIENTE Madera Yeso Vidrio T inicial (°C) 19 19 19 kg m inicial (gr) 40.4936 47.1769 212.0143 0.0404936 0.0471769 m hielo (gr) 1.5811 1.2236 1.1926 0.0015811 0.0012236 derretirse (min 20.3 13 4 1218 780 T final (°C) 16 17.6 16 0.338333333 0.21666667 m final (gr) 41.7329 44.2028 212.9345 A TEMEPRATURAS ELEVADAS T inicial (°C) 69 78.6 54 m inicial (gr) 38.6538 42.7685 212.0143 0.0386538 0.0427685 m hielo (gr) 3.3667 2.8475 1.4853 0.0033667 0.0028475 derretirse (min 7.58 23.14 2.2 454.8 1388.4 T final (°C) 26.6 17.9 43 m final (gr) 41.7628 45.7794 1.4853 placa largo ancho alto madera 24.2 9.7 0.5 0.005 yeso 9.4 8.5 0.8 0.008 vidrio 16 15 0.6 0.006 80 cal/gr 80000 area (cm2) area (m2) ΔT(°C) ΔT(K) madera 234.74 0.023474 3 276.15 yeso 79.9 0.00799 1.4 274.55 vidrio 240 0.024 3 276.15 TEMPERATURA AMBIENTE Método 1 Método 2 qx (cal) qx (kg*m2/s2qx(cal/min) ΔT (K) madera 126.488 2.5018E-11 2.94553E-13 315.55 yeso 97.888 1.60894E-11 2.95805E-13 333.85 vidrio 95.408 4.96917E-10 2.96915E-11 284.15 TEMPERATURAS ELEVADAS madera 269.336 3.82077E-10 9.13185E-11 315.55 yeso 227.8 1.18027E-11 2.82091E-12 333.85 vidrio 118.824 2.04587E-09 4.88974E-10 324.95
-
Upload
karina-clemente -
Category
Documents
-
view
214 -
download
2
description
Conductividad termica
Transcript of Practica 3
Hoja1Area transversalA TEMPERATURA AMBIENTEcm2m280cal/gr80000MaderaYesoVidrio234.740.023474maderaT inicial (C)191919kg79.90.00799yesom inicial (gr)40.493647.1769212.01430.04049360.04717690.21201432400.024vidriom hielo (gr)1.58111.22361.19260.00158110.00122360.0011926Metodo 1 Metodo 2t derretirse (min)20.31341218780240qx/A (cal)qx/A(kg*m2/s2)qx (cal/hr)qx (W)T final (C)1617.6160.33833333330.21666666670.0666666667madera126.4880.000000000100m final (gr)41.732944.2028212.9345yeso97.8880.000000000100A TEMEPRATURAS ELEVADASvidrio95.4080.00000000750.00000000180T inicial (C)6978.654m inicial (gr)38.653842.7685212.01430.03865380.04276850.2120143A TEMPERATURA AMBIENTEm hielo (gr)3.36672.84751.48530.00336670.00284750.0014853Metodo 2Metodo 1t derretirse (min)7.5823.142.2454.81388.4132T (K)dx/dT (m/K)kk (W/m*K)k (W/m*K)T final (C)26.617.943madera 276.150.000018106100.00480608160.0048060816m final (gr)41.762845.77941.4853yeso274.550.00002913865.16513650265686E-160.02746046350.0274604635vidrio276.150.000021727300.0215933370.021593337A TEMPERATURA ELEVADASplacalargoanchoaltoT (K)dx/dT (m/K)kmadera 24.29.70.50.005madera 315.550.0000158453yeso9.48.50.80.008yeso333.850.0000239629vidrio16150.60.006vidrio284.150.000021115680cal/gr80000
area (cm2)area (m2)T(C)T(K)madera 234.740.0234743276.15yeso79.90.007991.4274.55vidrio2400.0243276.15TEMPERATURA AMBIENTEMtodo 1Mtodo 2qx (cal)qx (kg*m2/s2)qx(cal/min)T (K)qx(W)madera126.48800315.550yeso97.88800333.850vidrio95.4080.00000000050284.150TEMPERATURAS ELEVADASmadera269.3360.00000000040.0000000001315.55yeso227.800333.85vidrio118.8240.0000000020.0000000005324.95TEMPERATURA AMBIENTEMtodo 1Mtodo 2Mtodo 1Mtodo 2k (W/m*K)k (W/m*K)k(Btu/h*ft*F)k(Btu/h*ft*F)madera0.00420598781.386531424099E-170.0024301814yeso0.022582807400.01304814vidrio0.0209853950.00000000050.0121251697TEMPERATURAS ELEVADASmadera0.02398501090.00000000040.0138583204yeso0.029524475600.0170589726vidrio0.0415532460.0000000020.0240090863
Hoja2
Hoja3
