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Time factor of storage type heat exchanger Formula

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The Time Factor is a measure that indicates the duration required for heat transfer processes within a heat exchanger, influencing its efficiency and performance. Check FAQs

n = \frac{h Conv \cdot SA \cdot t total}{cs \cdot ML}

n - Time Factor?h_Conv - Convective Heat Transfer Coefficient?SA - Surface Area?t_total - Total Time Taken?cs - Specific heat of matrix material?ML - Mass of Solid?

Time factor of storage type heat exchanger Example

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Here is how the Time factor of storage type heat exchanger equation looks like with Values.

Here is how the Time factor of storage type heat exchanger equation looks like with Units.

Here is how the Time factor of storage type heat exchanger equation looks like.

8.16 = \frac{0.51 \cdot 18 \cdot 78.4314}{15 \cdot 5.8824}

8.16 = \frac{0.51W/m²*K \cdot 18m² \cdot 78.4314s}{15J/(kg*K) \cdot 5.8824}

8.16 = \frac{0.51 \cdot 18 \cdot 78.4314}{15 \cdot 5.8824}

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Time factor of storage type heat exchanger Solution

Follow our step by step solution on how to calculate Time factor of storage type heat exchanger?

FIRST Step Consider the formula

n = \frac{h Conv \cdot SA \cdot t total}{cs \cdot ML}

Next Step Substitute values of Variables

∴

n = \frac{0.51W/m²*K \cdot 18m² \cdot 78.4314s}{15J/(kg*K) \cdot 5.8824}

Next Step Prepare to Evaluate

∴

n = \frac{0.51 \cdot 18 \cdot 78.4314}{15 \cdot 5.8824}

Next Step Evaluate

∴

n = 8.1599996532

LAST Step Rounding Answer

∴

n = 8.16

Time factor of storage type heat exchanger Formula Elements

Variables

Time Factor

The Time Factor is a measure that indicates the duration required for heat transfer processes within a heat exchanger, influencing its efficiency and performance.

Symbol: n

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Time Factor

Convective Heat Transfer Coefficient

The Convective Heat Transfer Coefficient is a measure of the heat transfer rate between a solid surface and a fluid in motion, influencing the efficiency of heat exchangers.

Symbol: h_Conv

Measurement: Heat Transfer CoefficientUnit: W/m²*K

Note: Value can be positive or negative.

Formulas to find Convective Heat Transfer Coefficient

Surface Area

The Surface Area is the total area exposed to the surrounding environment, influencing heat transfer efficiency in heat exchangers and impacting overall system performance.

Symbol: SA

Measurement: AreaUnit: m²

Note: Value can be positive or negative.

Formulas to find Surface Area

Total Time Taken

The Total Time Taken is the duration required for a specific process or operation within the context of heat exchangers in mechanical systems.

Symbol: t_total

Measurement: TimeUnit: s

Note: Value can be positive or negative.

Formulas to find Total Time Taken

Specific heat of matrix material

The Specific heat of matrix material is the amount of heat required to raise the temperature of a unit mass of the matrix material by one degree Celsius.

Symbol: cs

Measurement: Specific Heat CapacityUnit: J/(kg*K)

Note: Value can be positive or negative.

Formulas to find Specific heat of matrix material

Mass of Solid

The Mass of Solid is the total weight of a solid material, which is essential for analyzing heat transfer and mechanical properties in heat exchanger applications.

Symbol: ML

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Mass of Solid

Other formulas in Physical Parameters of Heat Exchanger category

Go Correction factor in heat exchanger

f = \frac{Q}{U \cdot A \cdot ΔT m}

Go Area of heat exchanger

A = \frac{Q}{U \cdot ΔT m \cdot f}

Go Mass flow rate of hot fluid

mh = (ϵ \cdot \frac{C min}{ch}) \cdot (\frac{1}{\frac{T1 - t2}{T1 - t1}})

Go Mass flow rate of cold fluid

mc = (ϵ \cdot \frac{C min}{cc}) \cdot (\frac{1}{\frac{t2 - t1}{T1 - t1}})

How to Evaluate Time factor of storage type heat exchanger?

Time factor of storage type heat exchanger evaluator uses Time Factor = (Convective Heat Transfer Coefficient*Surface Area*Total Time Taken)/(Specific heat of matrix material*Mass of Solid) to evaluate the Time Factor, Time factor of storage type heat exchanger formula is defined as a measure of the efficiency and effectiveness of heat transfer in storage type heat exchangers, reflecting the relationship between heat transfer surface area and the total heat capacity of the system. Time Factor is denoted by n symbol.

How to evaluate Time factor of storage type heat exchanger using this online evaluator? To use this online evaluator for Time factor of storage type heat exchanger, enter Convective Heat Transfer Coefficient (h_Conv), Surface Area (SA), Total Time Taken (t_total), Specific heat of matrix material (cs) & Mass of Solid (ML) and hit the calculate button.

FAQs on Time factor of storage type heat exchanger

What is the formula to find Time factor of storage type heat exchanger?

The formula of Time factor of storage type heat exchanger is expressed as Time Factor = (Convective Heat Transfer Coefficient*Surface Area*Total Time Taken)/(Specific heat of matrix material*Mass of Solid). Here is an example- 7.843137 = (0.51*18*78.43137)/(15*5.882353).

How to calculate Time factor of storage type heat exchanger?

With Convective Heat Transfer Coefficient (h_Conv), Surface Area (SA), Total Time Taken (t_total), Specific heat of matrix material (cs) & Mass of Solid (ML) we can find Time factor of storage type heat exchanger using the formula - Time Factor = (Convective Heat Transfer Coefficient*Surface Area*Total Time Taken)/(Specific heat of matrix material*Mass of Solid).

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Time factor of storage type heat exchanger Formula

Time factor of storage type heat exchanger Example

Time factor of storage type heat exchanger Solution

Time factor of storage type heat exchanger Formula Elements

Other formulas in Physical Parameters of Heat Exchanger category

How to Evaluate Time factor of storage type heat exchanger?

FAQs on Time factor of storage type heat exchanger

Variable Name