Coefficient of Permeability given Discharge and Length of Strainer Solution

STEP 0: Pre-Calculation Summary
Formula Used
Coefficient of Permeability in Well Hydraulics = Discharge/((2.72*Total Drawdown in Well*(Length of strainer+(Total Drawdown in Well/2)))/(log((Radius of Influence/Radius of well),10)))
KWH = Q/((2.72*st*(L+(st/2)))/(log((Rw/r),10)))
This formula uses 1 Functions, 6 Variables
Functions Used
log - Logarithmic function is an inverse function to exponentiation., log(Base, Number)
Variables Used
Coefficient of Permeability in Well Hydraulics - (Measured in Meter per Second) - Coefficient of Permeability in Well Hydraulics of soil in well hydraulics describes how easily a liquid will move through the soil.
Discharge - (Measured in Cubic Meter per Second) - Discharge is the rate of flow of a liquid.
Total Drawdown in Well - (Measured in Meter) - The Total Drawdown in Well is defined as the reduction in hydraulic head observed at a well in an aquifer, typically due to pumping a well as part of an aquifer test or well test.
Length of strainer - (Measured in Meter) - Length of strainer is measured from bottom of aquifer to top of it.
Radius of Influence - (Measured in Meter) - Radius of Influence measured from the center of the well to the point where drawdown curve meets the original water table.
Radius of well - (Measured in Meter) - Radius of well is defined as the distance from center of well to its outer boundary.
STEP 1: Convert Input(s) to Base Unit
Discharge: 1.01 Cubic Meter per Second --> 1.01 Cubic Meter per Second No Conversion Required
Total Drawdown in Well: 0.83 Meter --> 0.83 Meter No Conversion Required
Length of strainer: 2 Meter --> 2 Meter No Conversion Required
Radius of Influence: 8.6 Meter --> 8.6 Meter No Conversion Required
Radius of well: 7.5 Meter --> 7.5 Meter No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
KWH = Q/((2.72*st*(L+(st/2)))/(log((Rw/r),10))) --> 1.01/((2.72*0.83*(2+(0.83/2)))/(log((8.6/7.5),10)))
Evaluating ... ...
KWH = 3.11672861849258
STEP 3: Convert Result to Output's Unit
3.11672861849258 Meter per Second -->311.672861849258 Centimeter per Second (Check conversion here)
FINAL ANSWER
311.672861849258 311.6729 Centimeter per Second <-- Coefficient of Permeability in Well Hydraulics
(Calculation completed in 00.004 seconds)

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8 Coefficient of Permeability Calculators

Coefficient of Permeability given Discharge of Two Wells under Consideration
Go Coefficient of Permeability in Well Hydraulics = Discharge/((pi*(Depth of Water 2^2-Depth of Water 1^2))/(log((Radial Distance at Observation Well 2/Radial Distance at Observation Well 1),e)))
Coefficient of Permeability given Discharge in Unconfined Aquifer
Go Coefficient of Permeability in Well Hydraulics = Discharge/((pi*(Thickness of Unconfined Aquifer^2-Depth of Water^2))/(log((Radius of Influence/Radius of well),e)))
Coefficient of Permeability given Discharge and Length of Strainer
Go Coefficient of Permeability in Well Hydraulics = Discharge/((2.72*Total Drawdown in Well*(Length of strainer+(Total Drawdown in Well/2)))/(log((Radius of Influence/Radius of well),10)))
Coefficient of Permeability given Discharge from Two Wells with Base 10
Go Coefficient of Permeability in Well Hydraulics = Discharge/((1.36*(Depth of Water 2^2-Depth of Water 1^2))/(log((Radial Distance at Observation Well 2/Radial Distance at Observation Well 1),10)))
Coefficient of Permeability given Discharge in Unconfined Aquifer with Base 10
Go Coefficient of Permeability in Well Hydraulics = Discharge/((1.36*(Thickness of Unconfined Aquifer^2-Depth of Water^2))/(log((Radius of Influence/Radius of well),10)))
Coefficient of Permeability given Rate of Flow
Go Coefficient of Permeability in Well Hydraulics = (Rate of Flow/(Hydraulic Gradient*Area of Cross Section in Enviro. Engin.))
Coefficient of Permeability given Radius of Influence
Go Coefficient of Permeability in Well Hydraulics = (Radius of Influence/(3000*Total Drawdown in Well))^2
Coefficient of Permeability given Flow Velocity
Go Coefficient of Permeability in Well Hydraulics = (Flow Velocity/Hydraulic Gradient)

Coefficient of Permeability given Discharge and Length of Strainer Formula

Coefficient of Permeability in Well Hydraulics = Discharge/((2.72*Total Drawdown in Well*(Length of strainer+(Total Drawdown in Well/2)))/(log((Radius of Influence/Radius of well),10)))
KWH = Q/((2.72*st*(L+(st/2)))/(log((Rw/r),10)))

What is coefficient of permeability ?

The coefficient of permeability of a soil describes how easily a liquid will move through a soil. It is also commonly referred to as the hydraulic conductivity of a soil.

How to Calculate Coefficient of Permeability given Discharge and Length of Strainer?

Coefficient of Permeability given Discharge and Length of Strainer calculator uses Coefficient of Permeability in Well Hydraulics = Discharge/((2.72*Total Drawdown in Well*(Length of strainer+(Total Drawdown in Well/2)))/(log((Radius of Influence/Radius of well),10))) to calculate the Coefficient of Permeability in Well Hydraulics, The Coefficient of Permeability given Discharge and Length of Strainer calculates value of coefficient of permeability when we have prior information of other parameters used. Coefficient of Permeability in Well Hydraulics is denoted by KWH symbol.

How to calculate Coefficient of Permeability given Discharge and Length of Strainer using this online calculator? To use this online calculator for Coefficient of Permeability given Discharge and Length of Strainer, enter Discharge (Q), Total Drawdown in Well (st), Length of strainer (L), Radius of Influence (Rw) & Radius of well (r) and hit the calculate button. Here is how the Coefficient of Permeability given Discharge and Length of Strainer calculation can be explained with given input values -> 14827.23 = 1.01/((2.72*0.83*(2+(0.83/2)))/(log((8.6/7.5),10))).

FAQ

What is Coefficient of Permeability given Discharge and Length of Strainer?
The Coefficient of Permeability given Discharge and Length of Strainer calculates value of coefficient of permeability when we have prior information of other parameters used and is represented as KWH = Q/((2.72*st*(L+(st/2)))/(log((Rw/r),10))) or Coefficient of Permeability in Well Hydraulics = Discharge/((2.72*Total Drawdown in Well*(Length of strainer+(Total Drawdown in Well/2)))/(log((Radius of Influence/Radius of well),10))). Discharge is the rate of flow of a liquid, The Total Drawdown in Well is defined as the reduction in hydraulic head observed at a well in an aquifer, typically due to pumping a well as part of an aquifer test or well test, Length of strainer is measured from bottom of aquifer to top of it, Radius of Influence measured from the center of the well to the point where drawdown curve meets the original water table & Radius of well is defined as the distance from center of well to its outer boundary.
How to calculate Coefficient of Permeability given Discharge and Length of Strainer?
The Coefficient of Permeability given Discharge and Length of Strainer calculates value of coefficient of permeability when we have prior information of other parameters used is calculated using Coefficient of Permeability in Well Hydraulics = Discharge/((2.72*Total Drawdown in Well*(Length of strainer+(Total Drawdown in Well/2)))/(log((Radius of Influence/Radius of well),10))). To calculate Coefficient of Permeability given Discharge and Length of Strainer, you need Discharge (Q), Total Drawdown in Well (st), Length of strainer (L), Radius of Influence (Rw) & Radius of well (r). With our tool, you need to enter the respective value for Discharge, Total Drawdown in Well, Length of strainer, Radius of Influence & Radius of well and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Coefficient of Permeability in Well Hydraulics?
In this formula, Coefficient of Permeability in Well Hydraulics uses Discharge, Total Drawdown in Well, Length of strainer, Radius of Influence & Radius of well. We can use 7 other way(s) to calculate the same, which is/are as follows -
  • Coefficient of Permeability in Well Hydraulics = (Rate of Flow/(Hydraulic Gradient*Area of Cross Section in Enviro. Engin.))
  • Coefficient of Permeability in Well Hydraulics = (Flow Velocity/Hydraulic Gradient)
  • Coefficient of Permeability in Well Hydraulics = Discharge/((pi*(Thickness of Unconfined Aquifer^2-Depth of Water^2))/(log((Radius of Influence/Radius of well),e)))
  • Coefficient of Permeability in Well Hydraulics = Discharge/((1.36*(Thickness of Unconfined Aquifer^2-Depth of Water^2))/(log((Radius of Influence/Radius of well),10)))
  • Coefficient of Permeability in Well Hydraulics = (Radius of Influence/(3000*Total Drawdown in Well))^2
  • Coefficient of Permeability in Well Hydraulics = Discharge/((pi*(Depth of Water 2^2-Depth of Water 1^2))/(log((Radial Distance at Observation Well 2/Radial Distance at Observation Well 1),e)))
  • Coefficient of Permeability in Well Hydraulics = Discharge/((1.36*(Depth of Water 2^2-Depth of Water 1^2))/(log((Radial Distance at Observation Well 2/Radial Distance at Observation Well 1),10)))
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