cálculo viga acartelada.xls

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Carga/area Ancho Tribut Carga/ml t/m2 m t/m Techo 0.30 4.30 1.29 Amoblaje y pisos 0.20 4.30 0.86 CM 2.15 CV 0.25 4.30 1.08 CU = 1.5CM + 1.8CV 5.16 CÁLCULO DE LOS COEFICIENTES K, EN UNA VIGA DE SECION CONS UNIFORMEMENTE REPARTIDA, P/CALCULAR LOS MOMENTOS DE EMPOTRA L= 7.90 m w a= 0.40 m b a b= 0.70 m c= 2.60 m Cc L - 2c c w= 5.16 tn/m L i e x I Mi K1=(x²/I)*e 1 0.395 0.395 0.156025 0.0234 7.6483455 2.6387 2 0.395 0.79 0.6241 0.0188 14.491602 13.1072 3 0.395 1.185 1.404225 0.0149 20.5297695 37.2449 4 0.395 1.58 2.4964 0.0116 25.762848 85.2859 5 0.395 1.975 3.900625 0.0088 30.1908375 175.6985 6 0.395 2.37 5.6169 0.0065 33.813738 343.0840 7 0.395 2.765 7.645225 0.0053 36.6315495 566.2245 8 0.395 3.16 9.9856 0.0053 38.644272 739.5585 9 0.395 3.555 12.63803 0.0053 39.8519055 936.0037 10 0.395 3.95 15.6025 0.0053 40.25445 1155.5602 11 0.395 4.345 18.87903 0.0053 39.8519055 1398.2278 12 0.395 4.74 22.4676 0.0053 38.644272 1664.0066 13 0.395 5.135 26.36823 0.0053 36.6315495 1952.8967 14 0.395 5.53 30.5809 0.0065 33.813738 1867.9017 15 0.395 5.925 35.10563 0.0088 30.1908375 1581.2866 16 0.395 6.32 39.9424 0.0116 25.762848 1364.5748 17 0.395 6.715 45.09123 0.0149 20.5297695 1195.9755 18 0.395 7.11 50.5521 0.0188 14.491602 1061.6829 19 0.395 7.505 56.32503 0.0234 7.6483455 952.5854 17093.5442 MCD = 32.9802 MDC = -32.9802

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Hoja1Carga/areaAncho TributCarga/mlt/m2mt/mTecho0.304.301.29Amoblaje y pisos0.204.300.86CM2.15CV0.254.301.08CU = 1.5CM + 1.8CV5.16CLCULO DE LOS COEFICIENTES K, EN UNA VIGA DE SECION CONSTANTE Y VARIABLE LINEAL SIMTRICA, CON CARGAUNIFORMEMENTE REPARTIDA, P/CALCULAR LOS MOMENTOS DE EMPOTRAMIENTO PERFECTO EN AMBOS EXTREMOS DE LA VIGA CDL=7.90mwh = a + [ (c - x) * (b - a) / (c) ]; 0 < x =< ca=0.40mbabh = a; c < x < (L-c)b=0.70mh = a + [ (b - a) * ( x - (L-c) ) / (c) ]; (L-c) =< x < Lc=2.60mCc L - 2c cDw=5.16tn/mLiexxIMiK1=(x/I)*eK2=(L-x) *e / Ik3=(L-x)* x * e / Ik4=Mi * x *e / Ik5=Mi * (L-x) * e / I10.3950.3950.1560250.02347.64834552.6387952.585450.136151.0937970.779820.3950.790.62410.018814.49160213.10721061.6829117.9648240.43582163.922230.3951.1851.4042250.014920.529769537.24491195.9755211.0545645.25693656.456040.3951.582.49640.011625.76284885.28591364.5748341.14371390.63825562.552950.3951.9753.9006250.008830.1908375175.69851581.2866527.09552685.81538057.445960.3952.375.61690.006533.813738343.08401867.9017800.52934894.916411421.471570.3952.7657.6452250.005336.6315495566.22451952.89671051.55977501.511713931.378980.3953.169.98560.005338.644272739.55851664.00661109.33789044.208813566.313290.3953.55512.6380250.005339.8519055936.00371398.22781144.004610492.695412824.4055100.3953.9515.60250.005340.254451155.56021155.56021155.560211776.313611776.3136110.3954.34518.8790250.005339.85190551398.2278936.00371144.004612824.405510492.6954120.3954.7422.46760.005338.6442721664.0066739.55851109.337813566.31329044.2088130.3955.13526.3682250.005336.63154951952.8967566.22451051.559713931.37897501.5117140.3955.5330.58090.006533.8137381867.9017343.0840800.529311421.47154894.9164150.3955.92535.1056250.008830.19083751581.2866175.6985527.09558057.44592685.8153160.3956.3239.94240.011625.7628481364.574885.2859341.14375562.55291390.6382170.3956.71545.0912250.014920.52976951195.975537.2449211.05453656.4560645.2569180.3957.1150.55210.018814.4916021061.682913.1072117.96482163.9222240.4358190.3957.50556.3250250.02347.6483455952.58542.638750.1361970.779851.093717093.544217093.544211861.2120120877.6117120877.6117MCD =32.9802MDC =-32.9802DISEO POR FLEXION : VIGA ACARTELADA [ (100 a 55) x 30]DENOM.1-i11-dLuz7.97.907.9b [cm]303030h [cm]704070d [cm]643464f'c [kg/cm2]210210210fy [kg/cm2]420042004200Mu [ton-m]9.895.659.89a asum3.293.653.29As =4.204.654.20a calc3.293.653.29As min4.642.464.64As asum4.644.654.64Long [-]1.581.98Long [+]1.130.99As. Princ.5/85/85/8# AP222Area P.3.963.963.96As. Sec1/21/21/2# ASec111Area Bastn1.271.271.27Area Tot5.235.235.23Compara con la fila 66VerifOKOKOK

Hoja2

Hoja3