Hoja1

  Práctica #5 “ DETERMINACIÓN DE PÉRDIDAS DE CARGA EN ACCESORIOS Y VÁLVULAS”

Densidad (ρ) del agua 19ºC= 998 kg/m3...
Hoja1




                                                         ENSANCHAMIENTO

Q (L/min)          Q (m3/s)         ΔP ...
Hoja1
                                                        CODO DE 90º (RECTO)

Q (L/min)        Q (m3/s)         ΔP (m...
Hoja1
                                                 CODO CURVA

Q (L/min)        Q (m3/s)         ΔP (mbar)    ΔP (Pa) ...
Hoja1
                                                       VÁLVULA DE BOLA

Q (L/min)        Q (m3/s)         ΔP (mbar) ...
Hoja1
                                                      ASIENTO INCLINADO

Q (L/min)        Q (m3/s)         ΔP (mbar)...
Hoja1
                                                          DIAFRAGMA

Q (L/min)        Q (m3/s)         ΔP (mbar)    ...
Hoja1
                                                             FILTRO

Q (L/min)        Q (m3/s)         ΔP (mbar)    ...
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Rep3

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Rep3

  1. 1. Hoja1 Práctica #5 “ DETERMINACIÓN DE PÉRDIDAS DE CARGA EN ACCESORIOS Y VÁLVULAS” Densidad (ρ) del agua 19ºC= 998 kg/m3 Rugosidad (ε) para el PVC = 1 E-06 m Viscosidad cinemática= 1.004 E-06 m2/ s REDUCCIÓN Q (L/min) Q (m3/s) ΔP (mbar) ΔP (Pa) L (m) D1 (m) D2 (m) A1 (m2) A2 (m2) v1 (m/s) v2 (m/s) 20.8 0.000347 47.8 4780 1 0.0170 0.0146 0.000227 0.000167 1.527300 2.070697 18.8 0.000313 37.5 3750 1 0.0170 0.0146 0.000227 0.000167 1.380444 1.871591 16.4 0.000273 26.8 2680 1 0.0170 0.0146 0.000227 0.000167 1.204217 1.632665 14.3 0.000238 19.0 1900 1 0.0170 0.0146 0.000227 0.000167 1.050019 1.423604 12.3 0.000205 12.8 1280 1 0.0170 0.0146 0.000227 0.000167 0.903163 1.224499 10.3 0.000172 7.5 750 1 0.0170 0.0146 0.000227 0.000167 0.756307 1.025393 8.0 0.000133 3.0 300 1 0.0170 0.0146 0.000227 0.000167 0.587423 0.796422 6.5 0.000108 0.7 70 1 0.0170 0.0146 0.000227 0.000167 0.477281 0.647093 4.5 0.000075 -1.6 -160 1 0.0170 0.0146 0.000227 0.000167 0.330425 0.447987 Re hL= (v12-v22)/2g + ΔP/γ hL= ΔP/ρg 30111.72 0.388981 0.488733 Reynolds vs Pérdidas por Fricción 27216.37 0.301929 0.383420 0.600000 23741.94 0.212004 0.274017 0.500000 20701.81 0.147118 0.194266 0.400000 17806.45 0.095992 0.130874 14911.09 0.052223 0.076684 0.300000 hL= (v12-v22)/2g hL 11581.43 0.015917 0.030674 0.200000 + Δ P/γ 9409.91 -0.002584 0.007157 hL= Δ P/ρg 6514.56 -0.021028 -0.016359 0.100000 0.000000 5000 10000 15000 20000 25000 30000 35000 -0.100000 Reynolds Página 1
  2. 2. Hoja1 ENSANCHAMIENTO Q (L/min) Q (m3/s) ΔP (mbar) ΔP (Pa) L (m) D1 (m) D2 (m) A1 (m2) A2 (m2) V1 (m/s) v2 (m/s) 21.9 0.000365 12.6 1260 1 0.0170 0.0286 0.000227 0.000642 1.608071 0.568160 19.8 0.000330 9.0 900 1 0.0170 0.0286 0.000227 0.000642 1.453872 0.513679 17.5 0.000292 6.0 600 1 0.0170 0.0286 0.000227 0.000642 1.284988 0.454009 15.5 0.000258 3.6 360 1 0.0170 0.0286 0.000227 0.000642 1.138132 0.402123 13.5 0.000225 1.3 130 1 0.0170 0.0286 0.000227 0.000642 0.991276 0.350236 11.8 0.000197 -0.3 -30 1 0.0170 0.0286 0.000227 0.000642 0.866449 0.306132 9.4 0.000157 -1.7 -170 1 0.0170 0.0286 0.000227 0.000642 0.690222 0.243868 7.1 0.000118 -2.9 -290 1 0.0170 0.0286 0.000227 0.000642 0.521338 0.184198 Re HL= (v12-v22)/2g + ΔP/γ hL= ΔP/ρg Reynolds vs Pérdidas por Fricción 27228.29 0.244293 0.128829 0.300000 24617.36 0.186402 0.092021 21757.77 0.135075 0.061347 0.250000 19271.16 0.094647 0.036808 0.200000 16784.56 0.057168 0.013292 14670.95 0.030454 -0.003067 0.150000 HL= (v12-v22)/2g 11687.03 0.003890 -0.017382 + Δ P/γ hL 0.100000 hL= Δ P/ρg 8827.44 -0.017515 -0.029651 0.050000 0.000000 10000 15000 20000 25000 30000 -0.050000 Reynolds Página 2
  3. 3. Hoja1 CODO DE 90º (RECTO) Q (L/min) Q (m3/s) ΔP (mbar) ΔP (Pa) L (m) D (m) A (m2) V (m/s) Re ϝ 21.2 0.000353 22.7 2270 1 0.0170 0.000227 1.5567 26357.98 0.008 19.4 0.000323 17.6 1760 1 0.0170 0.000227 1.4245 24120.04 0.007 17.0 0.000283 12.3 1230 1 0.0170 0.000227 1.2483 21136.11 0.007 15.7 0.000262 9.8 980 1 0.0170 0.000227 1.1528 19519.82 0.006 13.1 0.000218 5.0 500 1 0.0170 0.000227 0.9619 16287.24 0.005 11.3 0.000188 2.7 270 1 0.0170 0.000227 0.8297 14049.30 0.003 9.3 0.000155 0.6 60 1 0.0170 0.000227 0.6829 11562.70 0.001 7.3 0.000122 -1.0 -100 1 0.0170 0.000227 0.5360 9076.10 -0.003 hL= ΔP/ρg hL= ϝ (L/D)(v2/2g) 0.232097 0.058024 0.179952 0.044988 0.125762 0.031441 0.100200 0.025050 0.051123 0.012781 Reynolds vs Pérdidas por Fricción 0.027606 0.006902 0.100000 0.006135 0.001534 -0.010225 -0.002556 0.080000 0.060000 hL= ϝ (L/D)(v2/2g) hL 0.040000 hL= Δ P/ρg 0.020000 0.000000 10000.00 15000.00 20000.00 25000.00 30000.00 -0.020000 Reynolds Página 3
  4. 4. Hoja1 CODO CURVA Q (L/min) Q (m3/s) ΔP (mbar) ΔP (Pa) L (m) D (m) A (m2) V (m/s) Re ϝ 21.3 0.000355 29.9 2990 1 0.0170 0.000227 1.5640 26482.31 0.010 19.3 0.000322 23.3 2330 1 0.0170 0.000227 1.4172 23995.71 0.010 17.6 0.000293 18.8 1880 1 0.0170 0.000227 1.2923 21882.10 0.010 15.1 0.000252 11.9 1190 1 0.0170 0.000227 1.1088 18773.84 0.008 13.3 0.000222 7.3 730 1 0.0170 0.000227 0.9766 16535.90 0.007 11.8 0.000197 5 500 1 0.0170 0.000227 0.8664 14670.95 0.006 9.6 0.000160 1.7 170 1 0.0170 0.000227 0.7049 11935.69 0.003 7.6 0.000127 -0.4 -40 1 0.0170 0.000227 0.5581 9449.09 -0.001 hL= ΔP/ρg hL= ϝ (L/D)(v2/2g) 0.305713 0.076429 0.238232 0.059558 0.192221 0.048056 Reynolds vs Pérdidas por Fricción 0.121672 0.030418 0.350000 0.074639 0.018660 0.051123 0.012781 0.300000 0.017382 0.004345 0.250000 -0.004090 -0.001022 0.200000 hL= ϝ (L/D)(v2/2g) hL 0.150000 hL= Δ P/ρg 0.100000 0.050000 0.000000 5000.00 10000.00 15000.00 20000.00 25000.00 30000.00 -0.050000 Reynolds Página 4
  5. 5. Hoja1 VÁLVULA DE BOLA Q (L/min) Q (m3/s) ΔP (mbar) ΔP (Pa) L (m) D (m) A (m2) V (m/s) Re ϝ 21.5 0.000358 19.3 1930 1 0.0170 0.000227 1.5787 26730.97 0.007 20.6 0.000343 51.8 5180 1 0.0170 0.000227 1.5126 25612.00 0.019 19.5 0.000325 92.8 9280 1 0.0170 0.000227 1.4318 24244.37 0.039 18.4 0.000307 131.8 13180 1 0.0170 0.000227 1.3511 22876.74 0.061 17.4 0.000290 162.7 16270 1 0.0170 0.000227 1.2776 21633.43 0.085 16.4 0.000273 196.5 19650 1 0.0170 0.000227 1.2042 20390.13 0.115 hL= ΔP/ρg hL= ϝ (L/D)(v2/2g) 0.197333 0.049334 0.529631 0.132408 0.948836 0.237210 Reynolds vs Pérdidas por Fricción 1.347593 0.336900 2.500000 1.663531 0.415885 2.009120 0.502282 2.000000 1.500000 hL= ϝ (L/D)(v2/2g) hL hL= Δ P/ρg 1.000000 0.500000 0.000000 20000.00 22000.00 24000.00 26000.00 28000.00 Reynolds Página 5
  6. 6. Hoja1 ASIENTO INCLINADO Q (L/min) Q (m3/s) ΔP (mbar) ΔP (Pa) L (m) D (m) A (m2) V (m/s) Re ϝ 21 0.000350 -3.0 -300 1 0.0170 0.000227 1.5420 26109.32 -0.001 20 0.000333 16.7 1670 1 0.0170 0.000227 1.4686 24866.02 0.007 19 0.000317 39.7 3970 1 0.0170 0.000227 1.3951 23622.72 0.017 18 0.000300 59.4 5940 1 0.0170 0.000227 1.3217 22379.42 0.029 17 0.000283 78.6 7860 1 0.0170 0.000227 1.2483 21136.11 0.043 16 0.000267 94.5 9450 1 0.0170 0.000227 1.1748 19892.81 0.058 15 0.000250 105.6 10560 1 0.0170 0.000227 1.1014 18649.51 0.074 14 0.000233 119.9 11990 1 0.0170 0.000227 1.0280 17406.21 0.097 13 0.000217 132.2 13220 1 0.0170 0.000227 0.9546 16162.91 0.124 12 0.000200 144.7 14470 1 0.0170 0.000227 0.8811 14919.61 0.159 11 0.000183 170.1 17010 1 0.0170 0.000227 0.8077 13676.31 0.222 hL= ΔP/ρg hL= ϝ (L/D)(v2/2g) Reynolds vs Pérdidas por Fricción -0.030674 -0.007668 2.000000 0.170750 0.042688 0.405914 0.101479 0.607337 0.151835 1.500000 0.803648 0.200913 0.966218 0.241556 1.079710 0.269929 1.000000 1.225921 0.306482 hL= ϝ (L/D)(v2/2g) hL 1.351683 0.337922 hL= Δ P/ρg 1.479490 0.369874 0.500000 1.739193 0.434800 0.000000 10000.00 15000.00 20000.00 25000.00 30000.00 -0.500000 Reynolds Página 6
  7. 7. Hoja1 DIAFRAGMA Q (L/min) Q (m3/s) ΔP (mbar) ΔP (Pa) L (m) D (m) A (m2) V (m/s) Re ϝ 20 0.000333 48.3 4830 1 0.0170 0.000227 1.4686 24866.02 0.019 19 0.000317 78.1 7810 1 0.0170 0.000227 1.3951 23622.72 0.034 18 0.000300 109.2 10920 1 0.0170 0.000227 1.3217 22379.42 0.053 17 0.000283 137.5 13750 1 0.0170 0.000227 1.2483 21136.11 0.075 16 0.000267 160.4 16040 1 0.0170 0.000227 1.1748 19892.81 0.099 15 0.000250 185.3 18530 1 0.0170 0.000227 1.1014 18649.51 0.130 hL= ΔP/ρg hL= ϝ (L/D)(v2/2g) Reynolds vs Pérdidas por Fricción 0.493845 0.123462 2.000000 0.798536 0.199635 1.800000 1.116519 0.279131 1.600000 1.405873 0.351470 1.400000 1.640015 0.410006 1.200000 1.894606 0.473654 1.000000 hL= ϝ (L/D)(v2/2g) hL 0.800000 hL= Δ P/ρg 0.600000 0.400000 0.200000 0.000000 18000.00 20000.00 22000.00 24000.00 26000.00 Reynolds Página 7
  8. 8. Hoja1 FILTRO Q (L/min) Q (m3/s) ΔP (mbar) ΔP (Pa) L (m) D (m) A (m2) V (m/s) Re ϝ 17.7 0.000295 83.5 8350 1 0.0170 0.000227 1.2997 22006.43 0.042 18.3 0.000305 62.6 6260 1 0.0170 0.000227 1.3437 22752.41 0.030 18.7 0.000312 49.8 4980 1 0.0170 0.000227 1.3731 23249.73 0.022 19 0.000317 42 4200 1 0.0170 0.000227 1.3951 23622.72 0.018 19.3 0.000322 31.2 3120 1 0.0170 0.000227 1.4172 23995.71 0.013 19.5 0.000325 24.3 2430 1 0.0170 0.000227 1.4318 24244.37 0.010 19.7 0.000328 17.4 1740 1 0.0170 0.000227 1.4465 24493.03 0.007 hL= ΔP/ρg hL= ϝ (L/D)(v2/2g) 0.853748 0.213438 0.640056 0.160015 Reynolds vs Pérdidas por Fricción 0.509182 0.127296 0.900000 0.429430 0.107358 0.319005 0.079752 0.800000 0.248456 0.062114 0.700000 0.177907 0.044477 0.600000 0.500000 hL= ϝ (L/D)(v2/2g) hL 0.400000 hL= Δ P/ρg 0.300000 0.200000 0.100000 0.000000 22000.0022500.00 23000.00 23500.00 24000.00 24500.00 25000.00 Reynolds Página 8

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