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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
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
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