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The Drying Surface Area is the total area in the drying mass transfer operation i.e. exposed in contact with the drying medium. Check FAQs
A=Mi(Constant)-Mctc⋅Nc
A - Drying Surface Area?Mi(Constant) - Initial Weight of Moisture for Constant Rate?Mc - Critical Weight of Moisture?tc - Constant Rate Drying Time?Nc - Rate of Constant Drying Period?

Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period Example

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Here is how the Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period equation looks like with Values.

Here is how the Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period equation looks like with Units.

Here is how the Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period equation looks like.

0.1Edit=49Edit-11Edit190Edit⋅2Edit
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Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period Solution

Follow our step by step solution on how to calculate Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period?

FIRST Step Consider the formula
A=Mi(Constant)-Mctc⋅Nc
Next Step Substitute values of Variables
∴ A=49kg-11kg190s⋅2kg/s/m²
Next Step Prepare to Evaluate
∴ A=49-11190⋅2
LAST Step Evaluate
∴A=0.1m²

Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period Formula Elements

Variables
Drying Surface Area
The Drying Surface Area is the total area in the drying mass transfer operation i.e. exposed in contact with the drying medium.
Symbol: A
Measurement: AreaUnit: m²
Note: Value should be greater than 0.
Formulas to find Drying Surface AreaOpen Variable
Initial Weight of Moisture for Constant Rate
The Initial Weight of Moisture for Constant Rate Period is the amount of moisture in kg present in the wet solid initially for drying operation.
Symbol: Mi(Constant)
Measurement: WeightUnit: kg
Note: Value should be greater than 0.
Formulas to find Initial Weight of Moisture for Constant RateOpen Variable
Critical Weight of Moisture
The Critical Weight of Moisture is the amount of moisture present in the solid at which the constant rate drying period ends and the falling period starts at the given conditions.
Symbol: Mc
Measurement: WeightUnit: kg
Note: Value should be greater than 0.
Formulas to find Critical Weight of MoistureOpen Variable
Constant Rate Drying Time
The Constant Rate Drying Time is the time taken for drying operation in the constant rate period.
Symbol: tc
Measurement: TimeUnit: s
Note: Value should be greater than 0.
Formulas to find Constant Rate Drying TimeOpen Variable
Rate of Constant Drying Period
The Rate of Constant Drying Period is the rate of drying that takes place for a given set of drying conditions in the constant rate period.
Symbol: Nc
Measurement: Mass FluxUnit: kg/s/m²
Note: Value should be greater than 0.
Formulas to find Rate of Constant Drying PeriodOpen Variable

Other Formulas to find Drying Surface Area

​Go Drying Surface Area based on Initial to Critical Moisture Content for Constant Rate Period
A=WS⋅Xi(Constant)-Xctc⋅Nc
​Go Drying Surface Area based on Initial to Final Moisture Content for Constant Rate Period
A=WS⋅Xi(Constant)-Xf(Constant)tc⋅Nc
​Go Drying Surface Area based on Initial to Final Weight of Moisture for Constant Rate Period
A=Mi(Constant)-Mf(Constant)tc⋅Nc
​Go Drying Surface Area based on Critical to Final Moisture Content for Falling Rate Period
A=(WStf)⋅(Xc-XEqNc)⋅(ln(Xc-XEqXf(Falling)-XEq))

Other formulas in Drying from Initial to Critical Moisture category

​Go Total Drying Time based on Constant Drying Time and Falling Drying Time
t=tc+tf
​Go Constant Drying Time from Initial to Critical Moisture Content
tc=WS⋅(Xi(Constant)-Xc)(A⋅Nc)
​Go Constant Drying Time from Initial to Critical Weight of Moisture
tc=Mi(Constant)-McA⋅Nc
​Go Critical Moisture Content based on Initial Moisture Content for Constant Rate Period
Xc=Xi(Constant)-(A⋅tc⋅NcWS)

How to Evaluate Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period?

Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period evaluator uses Drying Surface Area = (Initial Weight of Moisture for Constant Rate-Critical Weight of Moisture)/(Constant Rate Drying Time*Rate of Constant Drying Period) to evaluate the Drying Surface Area, The Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period formula is defined as the drying surface area required for drying the solid from initial to critical weight of moisture in the constant rate drying period. Drying Surface Area is denoted by A symbol.

How to evaluate Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period using this online evaluator? To use this online evaluator for Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period, enter Initial Weight of Moisture for Constant Rate (Mi(Constant)), Critical Weight of Moisture (Mc), Constant Rate Drying Time (tc) & Rate of Constant Drying Period (Nc) and hit the calculate button.

FAQs on Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period

What is the formula to find Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period?
The formula of Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period is expressed as Drying Surface Area = (Initial Weight of Moisture for Constant Rate-Critical Weight of Moisture)/(Constant Rate Drying Time*Rate of Constant Drying Period). Here is an example- 0.1 = (49-11)/(190*2).
How to calculate Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period?
With Initial Weight of Moisture for Constant Rate (Mi(Constant)), Critical Weight of Moisture (Mc), Constant Rate Drying Time (tc) & Rate of Constant Drying Period (Nc) we can find Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period using the formula - Drying Surface Area = (Initial Weight of Moisture for Constant Rate-Critical Weight of Moisture)/(Constant Rate Drying Time*Rate of Constant Drying Period).
What are the other ways to Calculate Drying Surface Area?
Here are the different ways to Calculate Drying Surface Area-
  • Drying Surface Area=Dry Weight of Solid*(Initial Moisture Content for Constant Rate Period-Critical Moisture Content)/(Constant Rate Drying Time*Rate of Constant Drying Period)OpenImg
  • Drying Surface Area=Dry Weight of Solid*(Initial Moisture Content for Constant Rate Period-Final Moisture Content for Constant Rate Period)/(Constant Rate Drying Time*Rate of Constant Drying Period)OpenImg
  • Drying Surface Area=(Initial Weight of Moisture for Constant Rate-Final Weight of Moisture for Constant Rate Period)/(Constant Rate Drying Time*Rate of Constant Drying Period)OpenImg
Can the Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period be negative?
No, the Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period, measured in Area cannot be negative.
Which unit is used to measure Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period?
Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period is usually measured using the Square Meter[m²] for Area. Square Kilometer[m²], Square Centimeter[m²], Square Millimeter[m²] are the few other units in which Drying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period can be measured.
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