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Reoxygenation Coefficient is referred as the parameter used in water quality modeling to describe the rate at which oxygen is transferred from the atmosphere to the water body. Check FAQs
KR=KDLt10-KDtcDc
KR - Reoxygenation Coefficient?KD - Deoxygenation Constant?Lt - Oxygen Equivalent?tc - Critical Time?Dc - Critical Oxygen Deficit?

Reoxygenation Coefficient given Critical Oxygen Deficit Example

With values
With units
Only example

Here is how the Reoxygenation Coefficient given Critical Oxygen Deficit equation looks like with Values.

Here is how the Reoxygenation Coefficient given Critical Oxygen Deficit equation looks like with Units.

Here is how the Reoxygenation Coefficient given Critical Oxygen Deficit equation looks like.

0.1235Edit=0.23Edit0.21Edit10-0.23Edit0.5Edit0.0003Edit
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Reoxygenation Coefficient given Critical Oxygen Deficit Solution

Follow our step by step solution on how to calculate Reoxygenation Coefficient given Critical Oxygen Deficit?

FIRST Step Consider the formula
KR=KDLt10-KDtcDc
Next Step Substitute values of Variables
KR=0.23d⁻¹0.21mg/L10-0.23d⁻¹0.5d0.0003
Next Step Convert Units
KR=2.7E-6s⁻¹0.0002kg/m³10-2.7E-6s⁻¹43200s0.0003
Next Step Prepare to Evaluate
KR=2.7E-60.000210-2.7E-6432000.0003
Next Step Evaluate
KR=1.42992129383395E-06s⁻¹
Next Step Convert to Output's Unit
KR=0.123545199787253d⁻¹
LAST Step Rounding Answer
KR=0.1235d⁻¹

Reoxygenation Coefficient given Critical Oxygen Deficit Formula Elements

Variables
Reoxygenation Coefficient
Reoxygenation Coefficient is referred as the parameter used in water quality modeling to describe the rate at which oxygen is transferred from the atmosphere to the water body.
Symbol: KR
Measurement: First Order Reaction Rate ConstantUnit: d⁻¹
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.
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.
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 Reoxygenation Coefficient

​Go Reoxygenation Coefficients
KR=KR(20)(1.016)T-20
​Go Reoxygenation Coefficient given Self Purification Constant
KR=KDf

Other formulas in Reoxygenation Coefficient category

​Go Reoxygenation Coefficient at 20 Degree Celsius
KR(20)=KR(1.016)T-20
​Go Stream Depth given Reoxygenation Coefficient
d=(3.9vk)11.5
​Go Temperature given Reoxygenation Coefficient at T degree Celsius
T=log((KRKR(20)),1.016)+20

How to Evaluate Reoxygenation Coefficient given Critical Oxygen Deficit?

Reoxygenation Coefficient given Critical Oxygen Deficit evaluator uses Reoxygenation Coefficient = Deoxygenation Constant*Oxygen Equivalent*(10^(-Deoxygenation Constant*Critical Time))/Critical Oxygen Deficit to evaluate the Reoxygenation Coefficient, The Reoxygenation Coefficient given Critical Oxygen Deficit formula is defined as the rate at which oxygen from the atmosphere is transferred into the water, replenishing the oxygen consumed by biological and chemical processes. This process is essential for maintaining adequate DO levels to support aquatic life. Reoxygenation Coefficient is denoted by KR symbol.

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

FAQs on Reoxygenation Coefficient given Critical Oxygen Deficit

What is the formula to find Reoxygenation Coefficient given Critical Oxygen Deficit?
The formula of Reoxygenation Coefficient given Critical Oxygen Deficit is expressed as Reoxygenation Coefficient = Deoxygenation Constant*Oxygen Equivalent*(10^(-Deoxygenation Constant*Critical Time))/Critical Oxygen Deficit. Here is an example- 10674.31 = 2.66203703703704E-06*0.00021*(10^(-2.66203703703704E-06*43200))/0.0003.
How to calculate Reoxygenation Coefficient given Critical Oxygen Deficit?
With Deoxygenation Constant (KD), Oxygen Equivalent (Lt), Critical Time (tc) & Critical Oxygen Deficit (Dc) we can find Reoxygenation Coefficient given Critical Oxygen Deficit using the formula - Reoxygenation Coefficient = Deoxygenation Constant*Oxygen Equivalent*(10^(-Deoxygenation Constant*Critical Time))/Critical Oxygen Deficit.
What are the other ways to Calculate Reoxygenation Coefficient?
Here are the different ways to Calculate Reoxygenation Coefficient-
  • Reoxygenation Coefficient=Reoxygenation Coefficient at Temperature 20*(1.016)^(Temperature-20)OpenImg
  • Reoxygenation Coefficient=Deoxygenation Constant*Self-Purification ConstantOpenImg
Can the Reoxygenation Coefficient given Critical Oxygen Deficit be negative?
No, the Reoxygenation Coefficient given Critical Oxygen Deficit, measured in First Order Reaction Rate Constant cannot be negative.
Which unit is used to measure Reoxygenation Coefficient given Critical Oxygen Deficit?
Reoxygenation Coefficient given Critical Oxygen Deficit is usually measured using the 1 Per Day[d⁻¹] for First Order Reaction Rate Constant. 1 Per Second[d⁻¹], 1 Per Millisecond[d⁻¹], 1 Per Hour[d⁻¹] are the few other units in which Reoxygenation Coefficient given Critical Oxygen Deficit can be measured.
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