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Self-Purification Constant is referred as the ratio of reoxygenation constant to deoxygenation constant. Check FAQs
f=Lt10-KDtcDc
f - Self-Purification Constant?Lt - Oxygen Equivalent?KD - Deoxygenation Constant?tc - Critical Time?Dc - Critical Oxygen Deficit?

Self Purification Constant given Critical Oxygen Deficit Example

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With units
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Here is how the Self Purification Constant given Critical Oxygen Deficit equation looks like with Values.

Here is how the Self Purification Constant given Critical Oxygen Deficit equation looks like with Units.

Here is how the Self Purification Constant given Critical Oxygen Deficit equation looks like.

0.5372Edit=0.21Edit10-0.23Edit0.5Edit0.0003Edit
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Self Purification Constant given Critical Oxygen Deficit Solution

Follow our step by step solution on how to calculate Self Purification Constant given Critical Oxygen Deficit?

FIRST Step Consider the formula
f=Lt10-KDtcDc
Next Step Substitute values of Variables
f=0.21mg/L10-0.23d⁻¹0.5d0.0003
Next Step Convert Units
f=0.0002kg/m³10-2.7E-6s⁻¹43200s0.0003
Next Step Prepare to Evaluate
f=0.000210-2.7E-6432000.0003
Next Step Evaluate
f=0.537153042553273
LAST Step Rounding Answer
f=0.5372

Self Purification Constant given Critical Oxygen Deficit Formula Elements

Variables
Self-Purification Constant
Self-Purification Constant is referred as the ratio of reoxygenation constant to deoxygenation constant.
Symbol: f
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Oxygen Equivalent
The Oxygen Equivalent is referred as the oxidizable organic matter present in sewage.
Symbol: Lt
Measurement: DensityUnit: mg/L
Note: Value should be greater than 0.
Deoxygenation Constant
Deoxygenation Constant is referred as the value obtained after decomposing of oxygen in sewage.
Symbol: KD
Measurement: First Order Reaction Rate ConstantUnit: d⁻¹
Note: Value should be greater than 0.
Critical Time
Critical Time refers to the minimum dissolved oxygen concentration occurs, found by differentiating the dissolved oxygen equation with respect to time.
Symbol: tc
Measurement: TimeUnit: d
Note: Value should be greater than 0.
Critical Oxygen Deficit
Critical Oxygen Deficit is referred as the condition where the deoxygenation rate exceeds the reoxygenation rate.
Symbol: Dc
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.

Other Formulas to find Self-Purification Constant

​Go Self Purification Constant
f=KRKD
​Go Self Purification Constant given Log value of Critical Oxygen Deficit
f=Lt10log10(Dc)+(KDtc)

How to Evaluate Self Purification Constant given Critical Oxygen Deficit?

Self Purification Constant given Critical Oxygen Deficit evaluator uses Self-Purification Constant = Oxygen Equivalent*10^(-Deoxygenation Constant*Critical Time)/Critical Oxygen Deficit to evaluate the Self-Purification Constant, The Self Purification Constant given Critical Oxygen Deficit formula is defined as the ratio of reoxygenation constant to deoxygenation constant or (R'/K') and it is equal to 0.50 to 5.0. Self-Purification Constant is denoted by f symbol.

How to evaluate Self Purification Constant given Critical Oxygen Deficit using this online evaluator? To use this online evaluator for Self Purification Constant given Critical Oxygen Deficit, enter Oxygen Equivalent (Lt), Deoxygenation Constant (KD), Critical Time (tc) & Critical Oxygen Deficit (Dc) and hit the calculate button.

FAQs on Self Purification Constant given Critical Oxygen Deficit

What is the formula to find Self Purification Constant given Critical Oxygen Deficit?
The formula of Self Purification Constant given Critical Oxygen Deficit is expressed as Self-Purification Constant = Oxygen Equivalent*10^(-Deoxygenation Constant*Critical Time)/Critical Oxygen Deficit. Here is an example- 0.537153 = 0.00021*10^(-2.66203703703704E-06*43200)/0.0003.
How to calculate Self Purification Constant given Critical Oxygen Deficit?
With Oxygen Equivalent (Lt), Deoxygenation Constant (KD), Critical Time (tc) & Critical Oxygen Deficit (Dc) we can find Self Purification Constant given Critical Oxygen Deficit using the formula - Self-Purification Constant = Oxygen Equivalent*10^(-Deoxygenation Constant*Critical Time)/Critical Oxygen Deficit.
What are the other ways to Calculate Self-Purification Constant?
Here are the different ways to Calculate Self-Purification Constant-
  • Self-Purification Constant=Reoxygenation Coefficient/Deoxygenation ConstantOpenImg
  • Self-Purification Constant=Oxygen Equivalent/10^(log10(Critical Oxygen Deficit)+(Deoxygenation Constant*Critical Time))OpenImg
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