AACCALCULO JUSTIFICATIVO - AIRE ACONDICIONADO - VERANOI.E. MELITON CARVAJAL - LINCE - LIMACALCULO DE LA CARGA TERMICAAUDITORIO1) Condiciones exterioresTBSext (F)75.0TBHext (F)73.6Wext (lb vapor/lb a.s.)0.017Vext (ft3/lb)13.84ext (%)90.0%h ext (Btu/lb)36.62) Condiciones interioresTBSsala (F)72.0sala (%)50.0%Wsala (lb vapor/lb a.s.)0.0083Vsala (ft3/lb)13.588TBHsala (F)60.04h sala (Btu/lb)26.43) rea de paredes y techo (m2)rea pared ext (m2)=590.0rea pared int (m2)=235.5rea ventana ext (m2)=rea ventana int (m2)=rea tabique (m2)rea techo (m2)=4854) Coeficientes de calorPor conveccin:h pared ext =0.15h pared int =0.30h ventana =1.20h tabiques, drywal =0.80h techo =0.04Por radiacin:Calor radiac vent ext =1305) ConsideracionesNmero de personas =840Iluminacin (W/m2) =15.3Equipos (kW) =1.56) Variacin Temp Equiv :T pared ext (F) =5T pared int (F) =37a) Ganancia de calor sensible QsQs pared externa =4907.8Qs pared interna =2281.4Qs ventana ext =0.0Qs ventana int =0.0Qs tabique =0.0Qs techo =642.1Qs personas =216720.0Qs iluminacin =31717.4Qs equipo =5118.2Qs total =261387.07b) Ganancia de calor latente Ql:Ql personas =76608.0Ql infiltracin =0Ql total =76608.0Resumen de Carga Trmicaf.d. (factor de diseo) =1Qs diseo =261387.0Ql diseo =76608.0Q diseo =337995.08) VentilacinRenovacin de aire por persona lt/s4Renovacin de aire por persona, CFM8.5Renovacin de aire total, CFM7119Caudal de aire exterior, CFM7119Flujo de masa exterior, lb/h30865Caudal de insuflamiento, CFM126949) Punto de MezclaPorcent renovacin =53.0%hm (Btu/lb) =31.8TBSm (F) =73.6TBHm (F) =67.2Wm (lb vapor/lb a.s.) =0.01289m (%) =71.2%Vm (ft3/lb) =13.710) Puntos req: TBSi, TBSaparFCS =0.773Tomando un T :20.4HALLANDO TBSi : Punto de insuflamiento a la sala :TBSi (F) =53.20hi (Btu/lb) =20.6TBHi (F) =51Wi (lb vapor/lb a.s.) =0.0073i (%) =84.0%Vi (ft3/lb) =13.07HALLANDO TBSapar DEL ENFRIADORTBSapar (F) =46.40h apar (Btu/lb) =18.40TBHapar (F) =46.40Wapar (lb vapor/lb a.s.) =0.00660apar (%) =100.0%Vapar (ft3/lb) =12.880f bypass =0.2511) Capacidad del Equipo de Aire Acondic.Masa de aire (lb/h)58275Caudal Vent. CFM tot =12694hx =26.8Qs sensible (Btu/h) =361305Ql latente (Btu/h) =291509Q total (Btu/h) =652814Q total (TONS)54.4Q total (TONS)/UE54.412) Equipos de Aire AcondicionadoPotencia Evaporador (HP)10kW,220V,3FPotencia Condensador (kW)40 kW, 220 V, 3FCALCULO DE DUCTOSIMPULSIONRETORNO1098765432187654321Caudal del aire CFM =1269462196219559749754353373131092487186612446221282923292325572192182714611096731365Longitud (m), L =8888888888888888888888Dimensin de ducto (pulg) H1 =3226242424222020181614126202018181614141210Velocidad max (FPM), Vmax =1200120012001200120012001200120012001200120012001200120012001200120012001200120012001200Rugosidad (mm), =0.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.09Prdidad pres. est. mm c.a./m. ducto, P/L =0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1Temperatura del aire, C, T =12121212121212121212121212121212121212121212Densidad aire (kg/m3), =1.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.2391.239Viscocidad absoluta aire (kg/m.s.), =1.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-051.78E-05Viscocidad cinemtica (m2/s), = /,1.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-051.44E-05Dimetro minimo (pulg), Dmin =44.0430.8230.8229.2427.5725.7923.8821.8019.5016.8813.799.754.4321.1321.1319.7718.3016.7114.9412.9410.577.47Nmero de Reynolds, Re = Vmax x Dmin/ =4735873314713314713144612964762773282567562343852096401815541482381048204764022724522724521256819680017965316068613915811362280343Factor de friccin, f =0.01430.01540.01540.01550.01570.01590.01620.01650.01690.01740.01820.01960.02362999580.01660.01660.01680.01710.01740.01790.01840.01930.0208Caudal del aire (m3/s) =5.992.932.932.642.352.051.761.471.170.880.590.290.06062334181.381.381.211.030.860.690.520.340.17Dimetro equivalente (m), Deq =0.880.670.670.640.620.590.550.520.470.420.360.280.15480536070.500.500.480.450.420.390.350.300.23Lado de ducto, b =31.3422.4524.2922.4220.5320.2219.7717.2416.1714.6212.308.555.187452373616.4716.4716.5114.7214.3913.8811.209.626.88Dimensin final de ducto, H (pulg)=3226242424222020181614126202018181614141210Dimensin final de ducto, b (pulg)=32232523212120181715139617171715151412107Dimetro minimo (m), Dmin =1.120.780.780.740.700.660.610.550.500.430.350.250.110.540.540.500.460.420.380.330.270.19Velocidad max (m/s), Vmax =6.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.0966.096Perdida de carga en Pa0.320.320.320.320.320.320.320.320.320.320.320.320.320.320.320.320.320.320.320.320.320.32Perdida de carga en mm c.a.0.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.424CALCULO DE EXTRACTORESVESTIDOR DE MUJERESVESTIDOR DE HOMBRESS.S.H.H. DISCAP.S.S.H.H. HOMBRESS.S.H.H. DISCAP.S.S.H.H. MUJERESVENTILACIONrea (m2)13.7713.773.8223.53.4723.5Altura (m)3.253.253.255.105.105.10Volumen (m3)44.844.812.4119.917.7119.9Caudal de aire exterior, m3/h por m2 de superficie36.637.638.639.640.641.6Caudal de aire exterior, m3/h504518147931141978Caudal de aire exterior, CFM2973058754883575EXTRACTOREH-1EH-2EH-3EH-4EH-5EH-6Potencia (H.P.)1/701/701/701/701/701/70Caudal descarga libre, (m3/hr)723723723723723723Caida de presin, mm c.a.0.10.10.10.10.10.1Nivel de presin sonora, dB(A)525252525252

friccionCALCULO ITERATIVO DEL COEFICIENTE DE FRICCIONEcuacin de ColebrookRugosidad =0.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.090.09000000Dmin =44.040169321630.824373385330.824373385329.242568203527.570157701325.789521054423.876456955721.796123446519.49504546916.883204624113.78507885079.74752273454.430153760621.132125720321.132125720319.767293574918.300957709816.706412269314.942669397712.940731298810.56606286027.4713346989000000Re =473587.135471196331470.721368614331470.721368614314460.73715516296476.426212445277328.302535534256756.1167232234385.194844544209640.491436773181553.9912461148238.213106223104820.24571838747639.7766291643227244.877584899227244.877584899212568.11870552196799.836868408179652.849943606160686.393930189139158.499186057113622.4387924580343.1969650946000000Coeficiente de friccinf0 =0.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.150.15f1 =0.01262106030.0135480220.0135480220.01369349630.01385891390.01405010020.01427576940.01454976840.01489598680.01536088080.01605397670.01735243860.02096500940.01464455170.01464455170.01485228320.01509763550.01539575470.01577279590.01627967750.01703662880.0184586799000000f2 =0.01443476870.0154917480.0154917480.0156574280.01584575470.01606333030.01632002560.01663151510.01702482140.01755244070.01833796970.01980606760.02386593780.01673922130.01673922130.01697519150.01725374840.01759199640.01801944680.0185934890.0194494260.0210531565000000f3 =0.01429876680.01534252880.01534252880.01550612750.01569208580.01590692170.01616038060.01646793730.01685627010.01737720650.01815276940.01960222010.0236108030.01657428220.01657428220.01680726820.01708229890.01741626080.01783828950.0184050440.01925010850.0208334848000000f4 =0.01430819580.01535311880.01535311880.01551690280.01570307270.01591815460.01617190540.01647981890.01686860620.01739015870.01816665190.01961787860.02363156810.01658628790.01658628790.01681954670.01709490140.01742925950.0178517930.01841923230.01926533140.0208506852000000f5 =0.01430753840.01535236290.01535236290.0155161310.01570228260.01591734320.01617106850.01647895080.0168676980.01738919560.01816560490.01961666830.02362986710.01658540880.01658540880.01681864350.01709396950.01742829220.01785078030.01841815750.01926416150.0208493299000000f6 =0.01430758420.01535241690.01535241690.01551618630.01570233940.01591740180.01617112930.01647901420.01686776480.01738926720.01816568390.01961676180.02363000630.01658547320.01658547320.01681870990.01709403840.01742836420.01785085620.01841823890.01926425140.0208494366000000f7 =0.0143075810.0153524130.0153524130.01551618230.01570233540.01591739750.01617112490.01647900960.01686775990.01738926190.01816567790.01961675460.02362999490.01658546850.01658546850.01681870510.01709403330.01742835880.01785085050.01841823270.01926424450.0208494282000000f8 =0.01430758130.01535241330.01535241330.01551618260.01570233560.01591739780.01617112520.01647900990.01686776030.01738926230.01816567840.01961675510.02362999590.01658546880.01658546880.01681870540.01709403360.01742835920.0178508510.01841823320.0192642450.0208494289000000f9 =0.01430758120.01535241330.01535241330.01551618260.01570233560.01591739780.01617112510.01647900990.01686776020.01738926230.01816567830.01961675510.02362999580.01658546880.01658546880.01681870540.01709403360.01742835920.01785085090.01841823310.0192642450.0208494288000000

bCALCULO ITERATIVO DEL LADO "b" DEL DUCTODeq =0.87932749930.67036134390.67036134390.6440619050.61588904370.58544656530.5521819170.51528542310.47348814810.42459841210.36419665650.28028449020.15480536070.50333638520.50333638520.47849181080.451342460.42122688550.38710837030.34719613010.29787851320.2293483463000000H1 =3226242424222020181614126202018181614141210000000b0 =10101010101010101010101010101010101010101010101010101010b1 =26.591698986119.934130313721.10716794719.797930927818.430604952618.095568445717.664660473115.814314714214.929339275313.695883136811.85903328998.78823440975.985626804615.231656165415.231656165415.182567564513.827889934413.522294471113.075065108510.98579681339.68736827497.3647884946000000b2 =30.379512915921.975081374823.633966917621.908350262320.138156570619.803902934319.347747692616.975576559915.929809484914.443724650912.21826965218.59131419855.332439576616.243209629516.243209629516.249724596614.555121681714.227254264613.721044326211.16411617619.63206666156.9601096247000000b3 =31.150366558922.360555101724.154891956222.324663038220.458495832120.137194801219.689049176417.193641108316.121666896114.588136441112.28588375448.55866812425.214239886916.428173696416.428173696416.456779242914.687248085114.362185433613.851065990711.19591875419.62223463666.894769358000000b4 =31.303775488922.432248306424.260210458722.405422895520.517759251120.201261338619.757185179617.234129573316.158069459414.6157770612.29854755278.55323787495.192417194916.461658393516.461658393516.496502687414.711062655514.387795665113.877016107711.20157640049.62048503116.884131978000000b5 =31.33417140722.445544473824.281420138222.42103888220.528694993520.213541558219.770745423417.241631454616.164962522414.621058580312.30091724788.55233412195.188373095916.467709333316.467709333316.50410724514.715348866414.39264882813.88218660411.20258244099.62017363946.88239788000000b6 =31.340188702222.448009072424.285688111822.424056557720.530711986120.215894142519.773442482517.243020898816.166267272514.622067438212.30136059758.55218369695.187623139216.468802428516.468802428516.505562443414.716120111414.393568230313.883216467411.20276132059.62011821696.8821151265000000b7 =31.34137970422.448465869824.2865468122.424639631420.531083968620.216344792219.773978847217.243278223116.166514223714.622260134912.30144354188.55215865915.187484045816.468999883216.468999883216.505840886414.7162588814.393742395513.883421582711.20279312589.62010835266.8820690204000000b8 =31.341615430722.448550532724.28671957122.4247522920.531152570120.216431114719.774085511617.243325878816.166560963714.622296940512.30145905948.55215449165.187458247816.469035550716.469035550716.505894163814.716283848114.393775387913.883462434511.20279878099.62010659696.8820615023000000b9 =31.341662086122.448566224124.286754328422.424774057220.531165221620.216447649919.774106723317.243334704516.166569810114.622303970512.30146196258.55215379795.187453462916.469041993616.469041993616.50590435814.716288340514.393781637613.883470570711.20279978639.62010628446.8820602763000000b10 =31.341671320222.448569132324.286761321222.424778262920.531167554820.216450817219.774110941617.24333633916.166571484514.622305313212.30146250568.55215368255.187452575516.469043157416.469043157416.505906308514.716289148814.393782821513.883472191211.20279996519.62010622886.8820600764000000b11 =31.341673147922.448569671324.286762728122.424779075520.531167985120.216451423919.774111780417.243336641716.166571801314.622305569612.30146260728.55215366335.187452410916.469043367616.469043367616.505906681714.716289294314.393783045813.883472513911.20279999699.62010621896.8820600438000000b12 =31.341673509622.448569771224.286763011122.424779232520.531168064420.216451540119.774111947317.243336697716.166571861314.622305618612.30146262628.55215366015.187452380316.469043405616.469043405616.505906753114.716289320414.393783088313.883472578211.20280000269.62010621716.8820600385000000b13 =31.341673581222.448569789724.28676306822.424779262920.531168079120.216451562419.774111980417.243336708116.166571872714.62230562812.30146262988.55215365955.187452374716.469043412416.469043412416.505906766814.716289325114.393783096313.88347259111.20280000369.62010621686.8820600377000000b14 =31.341673595422.448569793124.286763079522.424779268720.531168081820.216451566619.77411198717.2433367116.166571874814.622305629812.30146263048.55215365945.187452373616.469043413716.469043413716.505906769414.71628932614.393783097813.883472593511.20280000379.62010621676.8820600375000000