System Design

Hydraulic Lateral Sizing (Hazen-Williams & Christiansen F-Factor), Total Dynamic Head (TDH), Filtration & Solar PV Sizing

Emitter, Lateral & Submain Parameters

Lateral Pipe Length (m)

Emitters per Lateral

Internal Diameter (mm)

Number of Active Laterals

Operating Pressure H (m)

Static Suction + Delivery Lift (m)

Emitter Coeff k (q = k·H^x)

Emitter Exponent x (0.5 = Non-PC, 0.05 = PC)

Hazen-Williams Roughness C

Water Source

Engineering Hydraulic Output (FAO / Christiansen Standard)

Single Emitter Flow (q)

3.98 L/h

Total System Flow (Q)

9.96 m³/h (2.77 L/s)

Lateral Friction Loss (hf × F=0.355)

0.80 m

Max 20% limit: 2.00 m

Total Dynamic Head (TDH)

20.80 m

Required Pump Power

0.87 kW (1.16 HP)

Recommended Solar PV Array

1.30 kWp

Uniformity Check: Optimal (EU > 90%)

Recommended Filtration: Screen or Disk Filter (120 mesh / 130 micron — for tubewell sand & silt)

System Design

Hydraulic Lateral Sizing (Hazen-Williams & Christiansen F-Factor), Total Dynamic Head (TDH), Filtration & Solar PV Sizing

Emitter, Lateral & Submain Parameters

Lateral Pipe Length (m)

Emitters per Lateral

Internal Diameter (mm)

Number of Active Laterals

Operating Pressure H (m)

Static Suction + Delivery Lift (m)

Emitter Coeff k (q = k·H^x)

Emitter Exponent x (0.5 = Non-PC, 0.05 = PC)

Hazen-Williams Roughness C

Water Source

Engineering Hydraulic Output (FAO / Christiansen Standard)

Single Emitter Flow (q)

3.98 L/h

Total System Flow (Q)

9.96 m³/h (2.77 L/s)

Lateral Friction Loss (hf × F=0.355)

0.80 m

Max 20% limit: 2.00 m

Total Dynamic Head (TDH)

20.80 m

Required Pump Power

0.87 kW (1.16 HP)

Recommended Solar PV Array

1.30 kWp

Uniformity Check: Optimal (EU > 90%)

Recommended Filtration: Screen or Disk Filter (120 mesh / 130 micron — for tubewell sand & silt)

System Design

Hydraulic Lateral Sizing (Hazen-Williams & Christiansen F-Factor), Total Dynamic Head (TDH), Filtration & Solar PV Sizing

Emitter, Lateral & Submain Parameters

Lateral Pipe Length (m)

Emitters per Lateral

Internal Diameter (mm)

Number of Active Laterals

Operating Pressure H (m)

Static Suction + Delivery Lift (m)

Emitter Coeff k (q = k·H^x)

Emitter Exponent x (0.5 = Non-PC, 0.05 = PC)

Hazen-Williams Roughness C

Water Source

Engineering Hydraulic Output (FAO / Christiansen Standard)

Single Emitter Flow (q)

3.98 L/h

Total System Flow (Q)

9.96 m³/h (2.77 L/s)

Lateral Friction Loss (hf × F=0.355)

0.80 m

Max 20% limit: 2.00 m

Total Dynamic Head (TDH)

20.80 m

Required Pump Power

0.87 kW (1.16 HP)

Recommended Solar PV Array

1.30 kWp

Uniformity Check: Optimal (EU > 90%)

Recommended Filtration: Screen or Disk Filter (120 mesh / 130 micron — for tubewell sand & silt)