CIP Circuit Volume & Required-Flow Planner

Estimate pipe hold-up and the theoretical flow needed to reach a buyer-selected velocity. This is a quotation-planning aid, not a pump selection or pressure-drop calculation.

Enter one representative circuit

Internal pipe diameter (mm; a 2-in sanitary tube is about 47.5 mm)

Pipe length (m)

Equipment hold-up (L)

Comparable circuits

Target velocity (m/s)

Planning output

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Pipe hold-up, L

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One-circuit hold-up, L

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Total retained volume, L

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Required circuit flow

Note

The calculation uses pipe geometry plus the equipment hold-up you enter. Final pump duty also depends on elevation, fittings, spray devices, valves and pressure loss.

Send the circuit list for engineering review