Computations

I. Data Sheet

Centrifugal Pump

Trial 1 (2900rpm)

Pump Mover Speed n (rpm) Water Meter Pressure p (kg/〖cm〗^2 ) Total Dynamic Head Pump Power Input or Wattmeter W_(i ) (W) Pump Hydraulic Power Output

W_o (W) Efficiency (%)

Volume (Liter) Time (sec) Flow Rater W (lpm) Discharge Outlet p_2 Suction or Inlet p_1 Difference p_2 - p_1

2903 10 65 0.6 -0.12 464

2907 10 72 0.8 -0.1 453

2913 10 82 1.0 -0.09 437

2919 10 97 1.2 -0.08 420

2927 10 125 1.4 -0.07 396

2939 10 186 1.6 -0.05 366

2960 10 418 1.8 0.0 327

Trial 2 (2500rpm)

Pump Mover Speed n (rpm) Water Meter Pressure p (kg/〖cm〗^2 ) Total Dynamic Head Pump Power Input or Wattmeter W_(i ) (W) Pump Hydraulic Power Output

W_o (W) Efficiency (%)

Volume (Liter) Time (sec) Flow Rater W (lpm) Discharge Outlet p_2 Suction or Inlet p_1 Difference p_2 - p_1

2503 10 72 0.4 -0.08 302

2502 10 83 0.6 -0.06 290

2500 10 103 0.8 -0.05 276

2500 10 148 1.0 -0.03 246

2500 10 260 1.2 -0.0 216

Trial 3 (2000rpm)

Pump Mover Speed n (rpm) Water Meter Pressure p (kg/〖cm〗^2 ) Total Dynamic Head Pump Power Input or Wattmeter W_(i ) (W) Pump Hydraulic Power Output

W_o (W) Efficiency (%)

Volume (Liter) Time (sec) Flow Rater W (lpm) Discharge Outlet p_2 Suction or Inlet p_1 Difference p_2 - p_1

2003 10 87 0.2 -0.07 167

2002 10 115 0.4 -0.05 157

2003 10 170 0.6 -0.02 143

Trial 2 (1500rpm)

Pump Mover Speed n (rpm) Water Meter Pressure p (kg/〖cm〗^2 ) Total Dynamic Head Pump Power Input or Wattmeter W_(i ) (W) Pump Hydraulic Power Output

W_o (W) Efficiency (%)

Volume (Liter) Time (sec) Flow Rater W (lpm) Discharge Outlet p_2 Suction or Inlet p_1 Difference p_2 - p_1

1500 10 140 0.2 -0.03 85

Turbine Pump

Trial 1 (2900rpm)

Pump

Mover Speed n (rpm) Water Meter Pressure p (kg/〖cm〗^2 ) Total Dynamic Head Pump Power Input or Wattmeter W_(i ) (W) Pump Hydraulic Power Output

W_o (W) Efficiency (%)...