Bazins Formula for Discharge if Velocity is considered Formula

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Bazins Discharge with Velocity is a measure of the quantity of any fluid flow over unit time. The quantity may be either volume or mass. Check FAQs
QBv=m2gLwHStillwater32
QBv - Bazins Discharge with Velocity?m - Bazins Coefficient?g - Acceleration due to Gravity?Lw - Length of Weir Crest?HStillwater - Still Water Head?

Bazins Formula for Discharge if Velocity is considered Example

With values
With units
Only example

Here is how the Bazins Formula for Discharge if Velocity is considered equation looks like with Values.

Here is how the Bazins Formula for Discharge if Velocity is considered equation looks like with Units.

Here is how the Bazins Formula for Discharge if Velocity is considered equation looks like.

91.6557Edit=0.407Edit29.8Edit3Edit6.6Edit32
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Bazins Formula for Discharge if Velocity is considered Solution

Follow our step by step solution on how to calculate Bazins Formula for Discharge if Velocity is considered?

FIRST Step Consider the formula
QBv=m2gLwHStillwater32
Next Step Substitute values of Variables
QBv=0.40729.8m/s²3m6.6m32
Next Step Prepare to Evaluate
QBv=0.40729.836.632
Next Step Evaluate
QBv=91.6557262426391m³/s
LAST Step Rounding Answer
QBv=91.6557m³/s

Bazins Formula for Discharge if Velocity is considered Formula Elements

Variables
Functions
Bazins Discharge with Velocity
Bazins Discharge with Velocity is a measure of the quantity of any fluid flow over unit time. The quantity may be either volume or mass.
Symbol: QBv
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value should be greater than 0.
Bazins Coefficient
Bazins Coefficient is the constant value obtained by Head.
Symbol: m
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Acceleration due to Gravity
The Acceleration due to Gravity is acceleration gained by an object because of gravitational force.
Symbol: g
Measurement: AccelerationUnit: m/s²
Note: Value should be greater than 0.
Length of Weir Crest
Length of Weir Crest is the measurement or extent of Weir Crest from end to end.
Symbol: Lw
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Still Water Head
Still Water Head is the head of water which is still over weir.
Symbol: HStillwater
Measurement: LengthUnit: m
Note: Value can be positive or negative.
sqrt
A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number.
Syntax: sqrt(Number)

Other formulas in Flow Over Rectangular Sharp Crested Weir or Notch category

​Go Coefficient of Discharge given Discharge over Weir without considering Velocity
Cd=QFr'32(2g)LwSw32
​Go Coefficient of Discharge given Discharge Passing over Weir considering Velocity
Cd=QFr'32(2g)Lw((Sw+HV)32-HV32)
​Go Coefficient of Discharge given Discharge if Velocity not considered
Cd=QFr32(2g)(Lw-0.1nSw)Sw32
​Go Coefficient of Discharge given Discharge if Velocity considered
Cd=QFr32(2g)(Lw-0.1nHStillwater)(HStillwater32-HV32)

How to Evaluate Bazins Formula for Discharge if Velocity is considered?

Bazins Formula for Discharge if Velocity is considered evaluator uses Bazins Discharge with Velocity = Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Still Water Head^(3/2) to evaluate the Bazins Discharge with Velocity, The Bazins Formula for Discharge if Velocity is considered is a measure of the quantity of any fluid flow over unit time. The quantity may be either volume or mass. Bazins Discharge with Velocity is denoted by QBv symbol.

How to evaluate Bazins Formula for Discharge if Velocity is considered using this online evaluator? To use this online evaluator for Bazins Formula for Discharge if Velocity is considered, enter Bazins Coefficient (m), Acceleration due to Gravity (g), Length of Weir Crest (Lw) & Still Water Head (HStillwater) and hit the calculate button.

FAQs on Bazins Formula for Discharge if Velocity is considered

What is the formula to find Bazins Formula for Discharge if Velocity is considered?
The formula of Bazins Formula for Discharge if Velocity is considered is expressed as Bazins Discharge with Velocity = Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Still Water Head^(3/2). Here is an example- 91.65573 = 0.407*sqrt(2*9.8)*3*6.6^(3/2).
How to calculate Bazins Formula for Discharge if Velocity is considered?
With Bazins Coefficient (m), Acceleration due to Gravity (g), Length of Weir Crest (Lw) & Still Water Head (HStillwater) we can find Bazins Formula for Discharge if Velocity is considered using the formula - Bazins Discharge with Velocity = Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Still Water Head^(3/2). This formula also uses Square Root (sqrt) function(s).
Can the Bazins Formula for Discharge if Velocity is considered be negative?
No, the Bazins Formula for Discharge if Velocity is considered, measured in Volumetric Flow Rate cannot be negative.
Which unit is used to measure Bazins Formula for Discharge if Velocity is considered?
Bazins Formula for Discharge if Velocity is considered 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 Bazins Formula for Discharge if Velocity is considered can be measured.
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