Bazins Formula for Discharge if Velocity is not considered Calculator

✖Bazins Coefficient is the constant value obtained by Head.ⓘ Bazins Coefficient [m]			+10% -10%
✖The Acceleration due to Gravity is acceleration gained by an object because of gravitational force.ⓘ Acceleration due to Gravity [g]			+10% -10%
✖Length of Weir Crest is the measurement or extent of Weir Crest from end to end.ⓘ Length of Weir Crest [L_w]			+10% -10%
✖Height of Water above Crest of Weir is defined as the water surface height above crest.ⓘ Height of Water above Crest of Weir [S_w]			+10% -10%

✖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.ⓘ Bazins Formula for Discharge if Velocity is not considered [Q_Bv1]

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Bazins Formula for Discharge if Velocity is not considered

Formula

`"Q"_{"Bv1"} = "m"*sqrt(2*"g")*"L"_{"w"}*"S"_{"w"}^(3/2)`

Example

`"15.28934m³/s"="0.407"*sqrt(2*"9.8m/s²")*"3m"*("2m")^(3/2)`

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Download Flow Over Rectangular Sharp-Crested Weir or Notch Formulas PDF

Bazins Formula for Discharge if Velocity is not considered Solution

STEP 0: Pre-Calculation Summary

Formula Used

Bazins Discharge without Velocity = Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Height of Water above Crest of Weir^(3/2)
Q_Bv1 = m*sqrt(2*g)*L_w*S_w^(3/2)
This formula uses 1 Functions, 5 Variables

Functions Used

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., sqrt(Number)

Variables Used

Bazins Discharge without Velocity - (Measured in Cubic Meter per Second) - 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.
Bazins Coefficient - Bazins Coefficient is the constant value obtained by Head.
Acceleration due to Gravity - (Measured in Meter per Square Second) - The Acceleration due to Gravity is acceleration gained by an object because of gravitational force.
Length of Weir Crest - (Measured in Meter) - Length of Weir Crest is the measurement or extent of Weir Crest from end to end.
Height of Water above Crest of Weir - (Measured in Meter) - Height of Water above Crest of Weir is defined as the water surface height above crest.

STEP 1: Convert Input(s) to Base Unit

Bazins Coefficient: 0.407 --> No Conversion Required
Acceleration due to Gravity: 9.8 Meter per Square Second --> 9.8 Meter per Square Second No Conversion Required
Length of Weir Crest: 3 Meter --> 3 Meter No Conversion Required
Height of Water above Crest of Weir: 2 Meter --> 2 Meter No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

Q_Bv1 = m*sqrt(2*g)*L_w*S_w^(3/2) --> 0.407*sqrt(2*9.8)*3*2^(3/2)

Evaluating ... ...

Q_Bv1 = 15.2893384029526

STEP 3: Convert Result to Output's Unit

15.2893384029526 Cubic Meter per Second --> No Conversion Required

FINAL ANSWER

15.2893384029526 ≈ 15.28934 Cubic Meter per Second <-- Bazins Discharge without Velocity

(Calculation completed in 00.004 seconds)

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< 17 Flow Over Rectangular Sharp-Crested Weir or Notch Calculators

Rehbocks Formula for Discharge over Rectangular Weir

Go Francis Discharge with Suppressed End = 2/3*(0.605+0.08*(Height of Water above Crest of Weir/Height of Crest)+(0.001/Height of Water above Crest of Weir))*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Height of Water above Crest of Weir^(3/2)

Coefficient of Discharge given Discharge if Velocity considered

Go Coefficient of Discharge = (Francis Discharge*3)/(2*(sqrt(2*Acceleration due to Gravity))*(Length of Weir Crest-0.1*Number of End Contraction*Still Water Head)*(Still Water Head^(3/2)-Velocity Head^(3/2)))

Coefficient of Discharge given Discharge if Velocity not considered

Go Coefficient of Discharge = (Francis Discharge*3)/(2*(sqrt(2*Acceleration due to Gravity))*(Length of Weir Crest-0.1*Number of End Contraction*Height of Water above Crest of Weir)*Height of Water above Crest of Weir^(3/2))

Coefficient of Discharge given Discharge Passing over Weir considering Velocity

Go Coefficient of Discharge = (Francis Discharge with Suppressed End*3)/(2*(sqrt(2*Acceleration due to Gravity))*Length of Weir Crest*((Height of Water above Crest of Weir+Velocity Head)^(3/2)-Velocity Head^(3/2)))

Coefficient of Discharge given Discharge over Weir without considering Velocity

Go Coefficient of Discharge = (Francis Discharge with Suppressed End*3)/(2*(sqrt(2*Acceleration due to Gravity))*Length of Weir Crest*Height of Water above Crest of Weir^(3/2))

Coefficient when Bazin Formula for Discharge Velocity is not considered

Go Bazins Coefficient = Bazins Discharge without Velocity/(sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Height of Water above Crest of Weir^(3/2))

Bazins Formula for Discharge if Velocity is not considered

Go Bazins Discharge without Velocity = Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Height of Water above Crest of Weir^(3/2)

Francis Formula for Discharge for Rectangular Notch if Velocity is considered

Go Francis Discharge = 1.84*(Length of Weir Crest-0.1*Number of End Contraction*Still Water Head)*(Still Water Head^(3/2)-Velocity Head^(3/2))

Coefficient when Bazin Formula for Discharge if Velocity is considered

Go Bazins Coefficient = Bazins Discharge with Velocity/(sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Still Water Head^(3/2))

Bazins Formula for Discharge if Velocity is considered

Go Bazins Discharge with Velocity = Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Still Water Head^(3/2)

Francis Formula for Discharge for Rectangular Notch if Velocity not considered

Go Francis Discharge = 1.84*(Length of Weir Crest-0.1*Number of End Contraction*Height of Water above Crest of Weir)*Height of Water above Crest of Weir^(3/2)

Rehbocks Formula for Coefficient of Discharge

Go Coefficient of Discharge = 0.605+0.08*(Height of Water above Crest of Weir/Height of Crest)+(0.001/Height of Water above Crest of Weir)

Depth of Water Flow in Channel given Velocity Approach

Go Depth of Flow = Discharge by Approach Velocity/(Width of Channel1*Velocity of Flow 1)

Width of Channel given Velocity Approach

Go Width of Channel1 = Discharge by Approach Velocity/(Velocity of Flow 1*Depth of Flow)

Approach Velocity

Go Velocity of Flow 1 = Discharge by Approach Velocity/(Width of Channel1*Depth of Flow)

Coefficient for Bazin Formula

Go Bazins Coefficient = 0.405+(0.003/Height of Water above Crest of Weir)

Coefficient for Bazin Formula if Velocity is considered

Go Bazins Coefficient = 0.405+(0.003/Still Water Head)

Bazins Formula for Discharge if Velocity is not considered Formula

Bazins Discharge without Velocity = Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Height of Water above Crest of Weir^(3/2)
Q_Bv1 = m*sqrt(2*g)*L_w*S_w^(3/2)

What is meant by Bazins Formula for Discharge?

The Bazins Formula for Discharge if Velocity is not considered is a measure of the quantity of any fluid flow over unit time. The quantity may be either volume or mass.

How to Calculate Bazins Formula for Discharge if Velocity is not considered?

Bazins Formula for Discharge if Velocity is not considered calculator uses Bazins Discharge without Velocity = Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Height of Water above Crest of Weir^(3/2) to calculate the Bazins Discharge without Velocity, The Bazins Formula for Discharge if Velocity is not considered is a measure of the quantity of any fluid flow over unit time. The quantity may be either volume or mass. Bazins Discharge without Velocity is denoted by Q_Bv1 symbol.

How to calculate Bazins Formula for Discharge if Velocity is not considered using this online calculator? To use this online calculator for Bazins Formula for Discharge if Velocity is not considered, enter Bazins Coefficient (m), Acceleration due to Gravity (g), Length of Weir Crest (L_w) & Height of Water above Crest of Weir (S_w) and hit the calculate button. Here is how the Bazins Formula for Discharge if Velocity is not considered calculation can be explained with given input values -> 15.28934 = 0.407*sqrt(2*9.8)*3*2^(3/2).

FAQ

What is Bazins Formula for Discharge if Velocity is not considered?

The Bazins Formula for Discharge if Velocity is not considered is a measure of the quantity of any fluid flow over unit time. The quantity may be either volume or mass and is represented as Q_Bv1 = m*sqrt(2*g)*L_w*S_w^(3/2) or Bazins Discharge without Velocity = Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Height of Water above Crest of Weir^(3/2). Bazins Coefficient is the constant value obtained by Head, The Acceleration due to Gravity is acceleration gained by an object because of gravitational force, Length of Weir Crest is the measurement or extent of Weir Crest from end to end & Height of Water above Crest of Weir is defined as the water surface height above crest.

How to calculate Bazins Formula for Discharge if Velocity is not considered?

The Bazins Formula for Discharge if Velocity is not considered is a measure of the quantity of any fluid flow over unit time. The quantity may be either volume or mass is calculated using Bazins Discharge without Velocity = Bazins Coefficient*sqrt(2*Acceleration due to Gravity)*Length of Weir Crest*Height of Water above Crest of Weir^(3/2). To calculate Bazins Formula for Discharge if Velocity is not considered, you need Bazins Coefficient (m), Acceleration due to Gravity (g), Length of Weir Crest (L_w) & Height of Water above Crest of Weir (S_w). With our tool, you need to enter the respective value for Bazins Coefficient, Acceleration due to Gravity, Length of Weir Crest & Height of Water above Crest of Weir and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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