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Actual discharge at centrifugal pump outlet is the actual amount of the liquid outflow from the outlet of the centrifugal pump. Check FAQs
Q=πD1B1Vf1
Q - Actual Discharge at Centrifugal Pump Outlet?D1 - Diameter of Centrifugal Pump Impeller at Inlet?B1 - Width of Impeller at Inlet?Vf1 - Flow Velocity at Inlet of Centrifugal Pump?π - Archimedes' constant?

Volume of liquid at inlet Example

With values
With units
Only example

Here is how the Volume of liquid at inlet equation looks like with Values.

Here is how the Volume of liquid at inlet equation looks like with Units.

Here is how the Volume of liquid at inlet equation looks like.

0.056Edit=3.14160.19Edit0.018Edit5.21Edit
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Volume of liquid at inlet Solution

Follow our step by step solution on how to calculate Volume of liquid at inlet?

FIRST Step Consider the formula
Q=πD1B1Vf1
Next Step Substitute values of Variables
Q=π0.19m0.018m5.21m/s
Next Step Substitute values of Constants
Q=3.14160.19m0.018m5.21m/s
Next Step Prepare to Evaluate
Q=3.14160.190.0185.21
Next Step Evaluate
Q=0.0559775262201936m³/s
LAST Step Rounding Answer
Q=0.056m³/s

Volume of liquid at inlet Formula Elements

Variables
Constants
Actual Discharge at Centrifugal Pump Outlet
Actual discharge at centrifugal pump outlet is the actual amount of the liquid outflow from the outlet of the centrifugal pump.
Symbol: Q
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value should be greater than 0.
Diameter of Centrifugal Pump Impeller at Inlet
Diameter of centrifugal pump impeller at inlet is the diameter of the impeller at the inlet of the centrifugal pump.
Symbol: D1
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Width of Impeller at Inlet
The Width of Impeller at Inlet is the width of the impeller at the inlet of the pump.
Symbol: B1
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Flow Velocity at Inlet of Centrifugal Pump
Flow velocity at inlet of centrifugal pump is the velocity of the fluid at the inlet of the impeller or the centrifugal pump.
Symbol: Vf1
Measurement: SpeedUnit: m/s
Note: Value should be greater than 0.
Archimedes' constant
Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
Symbol: π
Value: 3.14159265358979323846264338327950288

Other Formulas to find Actual Discharge at Centrifugal Pump Outlet

​Go Volume of liquid at outlet
Q=πD2B2Vf2

Other formulas in Geometric and Flow Parameters category

​Go Speed ratio
Ku=u22[g]Hm
​Go Weight of liquid
Wl=yQ
​Go Static head
Hst=hs+hd
​Go Vane efficiency
ε=HactHe

How to Evaluate Volume of liquid at inlet?

Volume of liquid at inlet evaluator uses Actual Discharge at Centrifugal Pump Outlet = pi*Diameter of Centrifugal Pump Impeller at Inlet*Width of Impeller at Inlet*Flow Velocity at Inlet of Centrifugal Pump to evaluate the Actual Discharge at Centrifugal Pump Outlet, Volume of liquid at inlet formula is defined as the quantity of fluid entering the pump's inlet, which is a critical parameter in centrifugal pump design and operation, influencing the pump's performance, efficiency, and overall system behavior. Actual Discharge at Centrifugal Pump Outlet is denoted by Q symbol.

How to evaluate Volume of liquid at inlet using this online evaluator? To use this online evaluator for Volume of liquid at inlet, enter Diameter of Centrifugal Pump Impeller at Inlet (D1), Width of Impeller at Inlet (B1) & Flow Velocity at Inlet of Centrifugal Pump (Vf1) and hit the calculate button.

FAQs on Volume of liquid at inlet

What is the formula to find Volume of liquid at inlet?
The formula of Volume of liquid at inlet is expressed as Actual Discharge at Centrifugal Pump Outlet = pi*Diameter of Centrifugal Pump Impeller at Inlet*Width of Impeller at Inlet*Flow Velocity at Inlet of Centrifugal Pump. Here is an example- 0.055978 = pi*0.19*0.018*5.21.
How to calculate Volume of liquid at inlet?
With Diameter of Centrifugal Pump Impeller at Inlet (D1), Width of Impeller at Inlet (B1) & Flow Velocity at Inlet of Centrifugal Pump (Vf1) we can find Volume of liquid at inlet using the formula - Actual Discharge at Centrifugal Pump Outlet = pi*Diameter of Centrifugal Pump Impeller at Inlet*Width of Impeller at Inlet*Flow Velocity at Inlet of Centrifugal Pump. This formula also uses Archimedes' constant .
What are the other ways to Calculate Actual Discharge at Centrifugal Pump Outlet?
Here are the different ways to Calculate Actual Discharge at Centrifugal Pump Outlet-
  • Actual Discharge at Centrifugal Pump Outlet=pi*Diameter of Centrifugal Pump Impeller at Outlet*Width of Impeller at Outlet*Flow Velocity at Outlet of Centrifugal PumpOpenImg
Can the Volume of liquid at inlet be negative?
No, the Volume of liquid at inlet, measured in Volumetric Flow Rate cannot be negative.
Which unit is used to measure Volume of liquid at inlet?
Volume of liquid at inlet is usually measured using the Cubic Meter per Second[m³/s] for Volumetric Flow Rate. Cubic Meter per Day[m³/s], Cubic Meter per Hour[m³/s], Cubic Meter per Minute[m³/s] are the few other units in which Volume of liquid at inlet can be measured.
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