This page calculate the minimum pump capacity for the give application
| General info | |||
| Seawater density, kg/m3 | |||
| mud density, kg/m3 | |||
| Air gap, m | |||
| Water depth, m | |||
| Flow, lpm |
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| Suction point depth (RKB), m | |||
| System | Discharg pipe | ||
| Upper pump | ID, inch | ||
| Installation depth, m | Length, m | ||
| Efficiency, % | |||
| Shared load, % | |||
| Max head, m | |||
| Casing ΔP max, bar | |||
| Casing ΔP min, bar | |||
| Max shaft power, kW | Middle pipe | ||
| Required suction, bar | ID, inch | ||
| Length, m | |||
| Lower pump | |||
| Installation depth, m | |||
| Efficiency, % | |||
| Shared load, % | |||
| Max head, m | Suction pipe | ||
| Casing ΔP max, bar | ID, inch | ||
| Casing ΔP min, bar | Length, m | ||
| Max shaft power, kW | |||
| Required suction, bar | |||
| Suction hose | |||
| System related | ID, inch | ||
| Length, m | |||
| Mud rhelolgy | |
| HB n | |
| HB k | |
| HB τ | |
| PL n | |
| System check | |
| Upper pump head | |
| Lower pump head | |
| Upper pump power | |
| Lower pump power | |
| Upper pump casing | |
| Lower pump casing | |
| Upper pump suction | |
| Lower pump suction | |
| Upper pump depth | |
| Relative position | |
| Summary | |||
| U-tube depth, m | |||
| Full hydraustatic, bar | |||
| Total friction, bar | |||
| Required head, m | |||
| Required shaft power, kW |
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| System | |||
| Friction, bar | |||
| Upper pump | |||
| Ambient pressure, bar | ΔP, U-tube, bar | ||
| Full hydraustatic, bar | ΔP, circulation, bar | ||
| U-tube hydraustatic, bar | |||
| discharge, bar | ΔP circulation, bar | ||
| suction, bar | |||
| required head, m | Friction, bar | ||
| required shaft power, kW | |||
| Lower pump | ΔP, U-tube, bar | ||
| Ambient pressure, bar | ΔP, circulation, bar | ||
| Full hydraustatic, bar | ΔP circulation, bar | ||
| U-tube hydraustatic, bar | |||
| discharge, bar | |||
| suction, bar | Friction, bar | ||
| required head, m | |||
| required shaft power, kW | |||
| Suction point pressure, bar | |||
| Ambient pressure, bar | Friction, bar | ||