Hoja1Diametros y velocidades angulares a variar:D[mm]w[rpm]120850Diametro 0.15[m]1301100Vel, angular3430[rpm]1401710ECUACION DEL SISTEMA: De la grafica se tienen tramos de los caudales:QH1045.0000.000543.7500.00140.0000.001533.7500.00225.0000.002513.750A)PARA W CONSTANTE :DIAMETRO:120mm130mm140mmH2H3H428.80033.80039.20028.00032.86138.11125.60030.04434.84421.60025.35029.40016.00018.77821.7788.80010.32811.978B)PARA D CONSTANTE :Veloc. Angular:850 rpm1100 rpm1710 rpmH5H6H72.763524.628173635111.18449795582.686754.499613256410.8738174572.456464.11393212019.94177596072.072643.47113022648.38837346681.535292.57120757516.21360997540.844411.41416416633.4174854865CURVAS PARA POTENCIA:de la relacion adimensional para potencia tenemos:EN EL SISTEMA ORIGINAL TENEMOS POTENCIA ES:POTENCIA QH1P1045.0000.0000.000543.750214.5940.00140.000392.4000.001533.750496.6310.00225.000490.5000.002513.750337.219Para W constante:DIAMETRO:120mm130mm140mmP2P3P400070.31808104.9246514815151.9850785185128.581632191.8622198519277.9155721481162.736128242.825622351.736896160.72704239.8277748148347.3944651852110.49984164.8815951852238.8336948148Para D constante:Veloc. Angular:850 rpm1100 rpm1710 rpmP5P6P70003.26581429817.078035954826.59028793345.971774716412.942694317348.62224079257.558027375516.380597495361.5375235037.464718395616.178367896660.77780099065.131993896911.122627928941.7847381811FINALMENTE LA CONCLUSION SERIA :a) CUAL ES LA MEJOR PARA 30m A 1LPSQH0.00130LA MEJOR ES LA H4 CON D=140mm (w=constante)b) CUAL ES LA MEJOR PARA 10m A 1LPSQH0.00110LA MEJOR ES LA H2 CON D=120mm CON (w = constante)

Solucion Prob # 4:

CURVA Qvs H

CURVA ORIGINAL05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-34543.754033.752513.75H2 (w: constante)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-328.80000000000000428.00000000000000725.60000000000000521.60000000000000516.0000000000000048.8000000000000025H3(w: cosntante)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-333.80000000000000432.86111111111111430.04444444444444825.3518.77777777777777910.327777777777779H4 (w: constante)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-339.20000000000000338.11111111111111434.84444444444444929.40000000000000221.77777777777777911.977777777777778H5 (D: constante)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-32.76351690197111792.68675254358303132.45645946841877112.07263767647833811.53528716776173210.84440794226895266H6 (D: constante)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-34.62817363513502044.49961325638127014.11393212012001813.47113022635126532.57120757507501141.4141641662912561H7 (D: constante)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-311.1844979557837310.873817457011969.94177596069664928.38837346683779656.21360997543540533.4174854864894728

Q=m3/s

H(m)

CURVA DE Q vs P

P1 ORIGINAL05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-30214.59375392.40000000000003496.63125000000002490.5337.21875000000006P2(W= CONSTANTE)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-3070.318080000000037128.5816320000001162.73612800000009160.7270400000001110.49984000000008P3(W= CONSTANTE)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-30104.9246514814815191.8622198518519242.82562200000004239.82777481481486164.88159518518523P4(W= CONSTANTE)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-30151.98507851851855277.91557214814821351.73689600000006347.39446518518525238.83369481481489P5(D=CONSTANTE)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-303.26581429805642915.97177471644604297.55802737550202247.46471839555755255.1319938969458185P6 (D=CONSTANTE)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-307.078035954753684912.94269431726388216.38059749528709816.1783678965798511.122627928898648P7 (D=CONSTANTE)05.0000000000000001E-41E-31.5E-32E-32.5000000000000001E-3026.59028793339960848.62224079250214761.53752350301052660.77780099062768241.784738181056539

Q(m3/s)

P(W)

En la Figura se muestra la bomba centrfuga de 150 mm de dimetro de impulsor a 3430 rpm, determine por semejanza ls curvas para 140mm, 130mm y para 1710 rpm, 1100 rpm y 850 rpm. Grafique dos puntos de cd caso y determine cul es la mejor bomba para:A) 30 m de ADT y 1 LPSB) 10 m de ADT y 1 LPS

ctte=1

ALUMNO: Luna Turpo Joel Paul