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Height of Water above Crest of Weir is defined as the water surface height above crest. Check FAQs
Sw=(QBv1m2gLw)23
Sw - Height of Water above Crest of Weir?QBv1 - Bazins Discharge without Velocity?m - Bazins Coefficient?g - Acceleration due to Gravity?Lw - Length of Weir Crest?

Head when Bazin Formula for Discharge if Velocity is not considered Example

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With units
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Here is how the Head when Bazin Formula for Discharge if Velocity is not considered equation looks like with Values.

Here is how the Head when Bazin Formula for Discharge if Velocity is not considered equation looks like with Units.

Here is how the Head when Bazin Formula for Discharge if Velocity is not considered equation looks like.

2.0009Edit=(15.3Edit0.407Edit29.8Edit3Edit)23
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Head when Bazin Formula for Discharge if Velocity is not considered Solution

Follow our step by step solution on how to calculate Head when Bazin Formula for Discharge if Velocity is not considered?

FIRST Step Consider the formula
Sw=(QBv1m2gLw)23
Next Step Substitute values of Variables
Sw=(15.3m³/s0.40729.8m/s²3m)23
Next Step Prepare to Evaluate
Sw=(15.30.40729.83)23
Next Step Evaluate
Sw=2.00092965507993m
LAST Step Rounding Answer
Sw=2.0009m

Head when Bazin Formula for Discharge if Velocity is not considered Formula Elements

Variables
Functions
Height of Water above Crest of Weir
Height of Water above Crest of Weir is defined as the water surface height above crest.
Symbol: Sw
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Bazins Discharge without Velocity
Bazins Discharge without Velocity is a measure of the quantity of any fluid flow over unit time. The quantity may be either volume or mass.
Symbol: QBv1
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.
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 to find Height of Water above Crest of Weir

​Go Head over Crest for given Discharge without Velocity
Sw=(QFr'32Cd2gLw)23
​Go Head over Crest given Discharge Passing over Weir with Velocity
Sw=((QFr'32Cd2gLw)+HV32)23-HV
​Go Head given Discharge through Notch which is to be Calibrated
Sw=(QFr'kFlow)1n
​Go Head given Coefficient for Bazin Formula
Sw=0.003m-0.405

Other formulas in Hydraulic Head category

​Go Head when End Contractions is suppressed
HStillwater=(QFr'1.84Lw)23
​Go Head when Bazin Formula for Discharge if Velocity is considered
HStillwater=(QBvm2gLw)23
​Go Head given Coefficient using Bazin Formula and Velocity
HStillwater=0.003m-0.405

How to Evaluate Head when Bazin Formula for Discharge if Velocity is not considered?

Head when Bazin Formula for Discharge if Velocity is not considered evaluator uses Height of Water above Crest of Weir = (Bazins Discharge without Velocity/(Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest))^(2/3) to evaluate the Height of Water above Crest of Weir, The Head when Bazin formula for discharge if velocity is not considered is a measure of the potential of fluid at the measurement point. Height of Water above Crest of Weir is denoted by Sw symbol.

How to evaluate Head when Bazin Formula for Discharge if Velocity is not considered using this online evaluator? To use this online evaluator for Head when Bazin Formula for Discharge if Velocity is not considered, enter Bazins Discharge without Velocity (QBv1), Bazins Coefficient (m), Acceleration due to Gravity (g) & Length of Weir Crest (Lw) and hit the calculate button.

FAQs on Head when Bazin Formula for Discharge if Velocity is not considered

What is the formula to find Head when Bazin Formula for Discharge if Velocity is not considered?
The formula of Head when Bazin Formula for Discharge if Velocity is not considered is expressed as Height of Water above Crest of Weir = (Bazins Discharge without Velocity/(Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest))^(2/3). Here is an example- 2.00093 = (15.3/(0.407*sqrt(2*9.8)*3))^(2/3).
How to calculate Head when Bazin Formula for Discharge if Velocity is not considered?
With Bazins Discharge without Velocity (QBv1), Bazins Coefficient (m), Acceleration due to Gravity (g) & Length of Weir Crest (Lw) we can find Head when Bazin Formula for Discharge if Velocity is not considered using the formula - Height of Water above Crest of Weir = (Bazins Discharge without Velocity/(Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest))^(2/3). This formula also uses Square Root (sqrt) function(s).
What are the other ways to Calculate Height of Water above Crest of Weir?
Here are the different ways to Calculate Height of Water above Crest of Weir-
  • Height of Water above Crest of Weir=((Francis Discharge with Suppressed End*3)/(2*Coefficient of Discharge*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest))^(2/3)OpenImg
  • Height of Water above Crest of Weir=(((Francis Discharge with Suppressed End*3)/(2*Coefficient of Discharge*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest))+Velocity Head^(3/2))^(2/3)-Velocity HeadOpenImg
  • Height of Water above Crest of Weir=(Francis Discharge with Suppressed End/Constant of Flow)^(1/Number of End Contraction)OpenImg
Can the Head when Bazin Formula for Discharge if Velocity is not considered be negative?
No, the Head when Bazin Formula for Discharge if Velocity is not considered, measured in Length cannot be negative.
Which unit is used to measure Head when Bazin Formula for Discharge if Velocity is not considered?
Head when Bazin Formula for Discharge if Velocity is not considered is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Head when Bazin Formula for Discharge if Velocity is not considered can be measured.
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