FormulaDen.com

Physics Chemistry Math Chemical Engineering Civil Electrical Electronics Electronics and Instrumentation Materials Science Mechanical Production Engineering Financial Health

Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period Formula

GoDrying Surface Area based on Initial to Critical Moisture Content for Constant Rate Period Formula

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

Fx Copy

LaTeX Copy

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 = (\frac{M c - M Eq}{t f \cdot N c}) \cdot (\ln (\frac{M c - M Eq}{M f(Falling) - M Eq}))

A - Drying Surface Area?M_c - Critical Weight of Moisture?M_Eq - Equilibrium Weight of Moisture?t_f - Falling Rate Drying Time?N_c - Rate of Constant Drying Period?M_f(Falling) - Final Weight of Moisture for Falling Rate Period?

Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period Example

With values

With units

Only example

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

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

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

0.1124 = (\frac{11 - 5}{37 \cdot 2}) \cdot (\ln (\frac{11 - 5}{6.5 - 5}))

0.1124m² = (\frac{11kg - 5kg}{37s \cdot 2kg/s/m²}) \cdot (\ln (\frac{11kg - 5kg}{6.5kg - 5kg}))

0.1124 = (\frac{11 - 5}{37 \cdot 2}) \cdot (\ln (\frac{11 - 5}{6.5 - 5}))

Tip: Use pencil ( Pencil

) icon above to edit Input Values and Units.

Calculate

Recalculate

Solution

Copy

Reset

You are here -

Home » Category

Engineering » Category

Chemical Engineering » Category

Mass Transfer Operations » fx Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period

Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period Solution

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

FIRST Step Consider the formula

A = (\frac{M c - M Eq}{t f \cdot N c}) \cdot (\ln (\frac{M c - M Eq}{M f(Falling) - M Eq}))

Next Step Substitute values of Variables

∴

A = (\frac{11kg - 5kg}{37s \cdot 2kg/s/m²}) \cdot (\ln (\frac{11kg - 5kg}{6.5kg - 5kg}))

Next Step Prepare to Evaluate

∴

A = (\frac{11 - 5}{37 \cdot 2}) \cdot (\ln (\frac{11 - 5}{6.5 - 5}))

Next Step Evaluate

∴

A = 0.112402245496207m²

LAST Step Rounding Answer

∴

A = 0.1124m²

Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period Formula Elements

Variables

Functions

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 Area

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: M_c

Measurement: WeightUnit: kg

Note: Value should be greater than 0.

Formulas to find Critical Weight of Moisture

Equilibrium Weight of Moisture

The Equilibrium Weight of Moisture is the amount of moisture in kg present in the solid that is in equilibrium with the solid for the given drying conditions.

Symbol: M_Eq

Measurement: WeightUnit: kg

Note: Value should be greater than 0.

Formulas to find Equilibrium Weight of Moisture

Falling Rate Drying Time

The Falling rate drying time is the time taken for drying operation in the falling rate period.

Symbol: t_f

Measurement: TimeUnit: s

Note: Value should be greater than 0.

Formulas to find Falling Rate Drying Time

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: N_c

Measurement: Mass FluxUnit: kg/s/m²

Note: Value should be greater than 0.

Formulas to find Rate of Constant Drying Period

Final Weight of Moisture for Falling Rate Period

The Final Weight of Moisture for Falling Rate Period is the amount of moisture in kg present in the solid after the completion of drying operation.

Symbol: M_f(Falling)

Measurement: WeightUnit: kg

Note: Value should be greater than 0.

Formulas to find Final Weight of Moisture for Falling Rate Period

The natural logarithm, also known as the logarithm to the base e, is the inverse function of the natural exponential function.

Syntax: ln(Number)

Other Formulas to find Drying Surface Area

Go Drying Surface Area based on Initial to Critical Moisture Content for Constant Rate Period

A = W S \cdot \frac{X i(Constant) - X c}{t c \cdot N c}

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

A = \frac{M i(Constant) - M c}{t c \cdot N c}

Go Drying Surface Area based on Initial to Final Moisture Content for Constant Rate Period

A = W S \cdot \frac{X i(Constant) - X f(Constant)}{t c \cdot N c}

Go Drying Surface Area based on Initial to Final Weight of Moisture for Constant Rate Period

A = \frac{M i(Constant) - M f(Constant)}{t c \cdot N c}

Other formulas in Drying from Critical to Final Moisture category

Go Total Drying Time based on Constant Drying Time and Falling Drying Time

t = t c + t f

Go Constant Drying Time from Initial to Critical Moisture Content

t c = W S \cdot \frac{(X i(Constant) - X c)}{(A \cdot N c)}

Go Constant Drying Time from Initial to Critical Weight of Moisture

t c = \frac{M i(Constant) - M c}{A \cdot N c}

Go Critical Moisture Content based on Initial Moisture Content for Constant Rate Period

X c = X i(Constant) - (\frac{A \cdot t c \cdot N c}{W S})

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

Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period evaluator uses Drying Surface Area = ((Critical Weight of Moisture-Equilibrium Weight of Moisture)/(Falling Rate Drying Time*Rate of Constant Drying Period))*(ln((Critical Weight of Moisture-Equilibrium Weight of Moisture)/(Final Weight of Moisture for Falling Rate Period-Equilibrium Weight of Moisture))) to evaluate the Drying Surface Area, The Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period formula is defined as the drying surface area required for drying from critical to final weight of moisture in the falling rate period for the specified drying conditions. Drying Surface Area is denoted by A symbol.

How to evaluate Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period using this online evaluator? To use this online evaluator for Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period, enter Critical Weight of Moisture (M_c), Equilibrium Weight of Moisture (M_Eq), Falling Rate Drying Time (t_f), Rate of Constant Drying Period (N_c) & Final Weight of Moisture for Falling Rate Period (M_f(Falling)) and hit the calculate button.

FAQs on Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period

What is the formula to find Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period?

The formula of Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period is expressed as Drying Surface Area = ((Critical Weight of Moisture-Equilibrium Weight of Moisture)/(Falling Rate Drying Time*Rate of Constant Drying Period))*(ln((Critical Weight of Moisture-Equilibrium Weight of Moisture)/(Final Weight of Moisture for Falling Rate Period-Equilibrium Weight of Moisture))). Here is an example- 0.112402 = ((11-5)/(37*2))*(ln((11-5)/(6.5-5))).

How to calculate Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period?

With Critical Weight of Moisture (M_c), Equilibrium Weight of Moisture (M_Eq), Falling Rate Drying Time (t_f), Rate of Constant Drying Period (N_c) & Final Weight of Moisture for Falling Rate Period (M_f(Falling)) we can find Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period using the formula - Drying Surface Area = ((Critical Weight of Moisture-Equilibrium Weight of Moisture)/(Falling Rate Drying Time*Rate of Constant Drying Period))*(ln((Critical Weight of Moisture-Equilibrium Weight of Moisture)/(Final Weight of Moisture for Falling Rate Period-Equilibrium Weight of Moisture))). This formula also uses Natural Logarithm (ln) function(s).

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)
Drying Surface Area=(Initial Weight of Moisture for Constant Rate-Critical Weight of Moisture)/(Constant Rate Drying Time*Rate of Constant Drying Period)
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)

Can the Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period be negative?

No, the Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period, measured in Area cannot be negative.

Which unit is used to measure Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period?

Drying Surface Area based on Critical to Final Weight of Moisture for Falling 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 Critical to Final Weight of Moisture for Falling Rate Period can be measured.

Let Others Know

✖

Facebook

Twitter

Copied!

: Value
: Unit

Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period Formula

​GoDrying Surface Area based on Initial to Critical Moisture Content for Constant Rate Period Formula

​GoDrying Surface Area based on Initial to Critical Weight of Moisture for Constant Rate Period Formula

Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period Example

Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period Solution

Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period Formula Elements

Other Formulas to find Drying Surface Area

Other formulas in Drying from Critical to Final Moisture category

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

FAQs on Drying Surface Area based on Critical to Final Weight of Moisture for Falling Rate Period

Variable Name

GoDrying Surface Area based on Initial to Critical Moisture Content for Constant Rate Period Formula

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