TAILING DUTY PUMP CALCULATION Name Data Flowrate required, Q (m3/hr) 220.000 Flowrate required, Q (l/s) 61.111 Flowrate required, Q (m3/s) 0.061 Solid S.G 1.800 Slurry S.G 1.200 Head produced (m slurry) Suction line Suction pipe length l (m) 3.000 Suction pipe diameter, Ds (m) 0.150 Discharge Line 1 Length of pipe l (m) 900.000 Discharge pipe inside diameter d (m) 0.150 Head calculation for 0.15 m diameter Flow, Q1 (m3/hr) 110.000 Flow, Q1 (m3/s) 0.031 Velocity V1 (m/s) 1.730 With data reference, friction factor can be determined f 0.023 Equivalent length 150.000 Head produced (m slurry) 24.630 Head Produced (m water) 27.066 Head calculation for 0.2 m diameter Discharge Line 2 Length of pipe l (m) 3800.000 Discharge pipe inside diameter d (m) 0.200 Head calculation for 0.2 m diameter Flow, Q2 (m3/hr) 220.000 Flow, Q2 (m3/s) 0.061 Velocity V2 (m/s) 1.946 With data reference, friction factor can be determined f 0.022 Equivalent length 350.000 Head produced (m slurry) 88.130 Head Produced (m water) 96.846 Statis head Z (m) 67.000 Total Head (m Slurry) 182.195 Total head (m Water) 200.215 Total head correction (m Water) 210.210 Settling velocity VL For Pipe 0.2 m diameter (m/s) 1.640 For Pipe 0.15 m diameter (m/s) 1.407 Power calculation Eficiency pump in water (%) 45.000 Eficiency motor (%) 80.000 P shaft-4/3E HH Pump (kWt) 56.732 P Motor-4/3E HH Pump (Watt) 70.915 Eficiency pump in water (%) 55.000 Eficiency motor (%) 80.000 P shaft-4/3EE HH Pump (kW) 92.834 P motor-4/3EE HH Pump (kW) 116.043 Calculation of second station In position 250 m from mandili Pond Static Head (m) 36.000 Pressure at 250 m from pond and at 65RL (m) 10.684 Total loss till 250 m from ponds 33.316 Discharge pressure at second pump (m) 80.684 (Pa) 791512.105 (Bar) 7.900 Calculation of tirth station In position 250 m from mandili Pond Static Head (m) 25.000 Pressure at 250 m from pond and at 65RL (m) 22.053 Total loss till 250 m from ponds 42.947 Discharge pressure at thirth pump (m) 92.053 (Pa) 903036.316 (Bar) 9.000
Posted on: Wed, 09 Jul 2014 01:11:21 +0000
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