FormulaDen logo
FormulaDen.com
Search
Physics Chemistry Math Chemical Engineering Civil Electrical Electronics Electronics and Instrumentation Materials Science Mechanical Production Engineering Financial Health
Fx Copy
LaTeX Copy
The Effectiveness of Heat Exchanger is a measure of how efficiently a heat exchanger transfers heat compared to the maximum possible heat transfer. Check FAQs
ϵ=1-exp(-1⋅NTU⋅(1-C))1-C⋅exp(-1⋅NTU⋅(1-C))
ϵ - Effectiveness of Heat Exchanger?NTU - Number of Transfer Units?C - Heat Capacity Ratio?

Effectiveness of double pipe counter flow heat exchanger Example

With values
With units
Only example

Here is how the Effectiveness of double pipe counter flow heat exchanger equation looks like with Values.

Here is how the Effectiveness of double pipe counter flow heat exchanger equation looks like with Units.

Here is how the Effectiveness of double pipe counter flow heat exchanger equation looks like.

0.9988Edit=1-exp(-1⋅12Edit⋅(1-0.5Edit))1-0.5Edit⋅exp(-1⋅12Edit⋅(1-0.5Edit))
Solution
Copy
Reset
Share
You are here -
HomeIcon Home » Category Physics » Category Mechanical » Category Heat and Mass Transfer » fx Effectiveness of double pipe counter flow heat exchanger

Effectiveness of double pipe counter flow heat exchanger Solution

Follow our step by step solution on how to calculate Effectiveness of double pipe counter flow heat exchanger?

FIRST Step Consider the formula
ϵ=1-exp(-1⋅NTU⋅(1-C))1-C⋅exp(-1⋅NTU⋅(1-C))
Next Step Substitute values of Variables
∴ ϵ=1-exp(-1⋅12⋅(1-0.5))1-0.5⋅exp(-1⋅12⋅(1-0.5))
Next Step Prepare to Evaluate
∴ ϵ=1-exp(-1⋅12⋅(1-0.5))1-0.5⋅exp(-1⋅12⋅(1-0.5))
Next Step Evaluate
∴ϵ=0.998759085952469
LAST Step Rounding Answer
∴ϵ=0.9988

Effectiveness of double pipe counter flow heat exchanger Formula Elements

Variables
Functions
Effectiveness of Heat Exchanger
The Effectiveness of Heat Exchanger is a measure of how efficiently a heat exchanger transfers heat compared to the maximum possible heat transfer.
Symbol: ϵ
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Formulas to find Effectiveness of Heat ExchangerOpen Variable
Number of Transfer Units
The Number of Transfer Units is a dimensionless measure that indicates the efficiency of a heat exchanger in transferring heat between two fluids.
Symbol: NTU
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Formulas to find Number of Transfer UnitsOpen Variable
Heat Capacity Ratio
The Heat Capacity Ratio is the ratio of the heat capacity of a substance at constant pressure to that at constant volume, influencing thermal performance in heat exchangers.
Symbol: C
Measurement: NAUnit: Unitless
Note: Value can be positive or negative.
Formulas to find Heat Capacity RatioOpen Variable
exp
n an exponential function, the value of the function changes by a constant factor for every unit change in the independent variable.
Syntax: exp(Number)

Other Formulas to find Effectiveness of Heat Exchanger

​Go Effectiveness NTU method
ϵ=QCmin⋅(TH1-TC1)
​Go Effectiveness in double pipe parallel flow heat exchanger
ϵ=1-exp(-1⋅NTU⋅(1+C))1+C
​Go Effectiveness of double pipe counter flow heat exchanger given C equal to 1
ϵ=NTU1+NTU
​Go Effectiveness when mc-cc is minimum value
ϵ=(mc⋅ccCmin)⋅(TC2-TC1TH1-TC1)

How to Evaluate Effectiveness of double pipe counter flow heat exchanger?

Effectiveness of double pipe counter flow heat exchanger evaluator uses Effectiveness of Heat Exchanger = (1-exp(-1*Number of Transfer Units*(1-Heat Capacity Ratio)))/(1-Heat Capacity Ratio*exp(-1*Number of Transfer Units*(1-Heat Capacity Ratio))) to evaluate the Effectiveness of Heat Exchanger, Effectiveness of double pipe counter flow heat exchanger formula is defined as a measure of the heat exchanger's ability to transfer heat compared to the maximum possible heat transfer under ideal conditions. It reflects the efficiency of the heat exchange process. Effectiveness of Heat Exchanger is denoted by ϵ symbol.

How to evaluate Effectiveness of double pipe counter flow heat exchanger using this online evaluator? To use this online evaluator for Effectiveness of double pipe counter flow heat exchanger, enter Number of Transfer Units (NTU) & Heat Capacity Ratio (C) and hit the calculate button.

FAQs on Effectiveness of double pipe counter flow heat exchanger

What is the formula to find Effectiveness of double pipe counter flow heat exchanger?
The formula of Effectiveness of double pipe counter flow heat exchanger is expressed as Effectiveness of Heat Exchanger = (1-exp(-1*Number of Transfer Units*(1-Heat Capacity Ratio)))/(1-Heat Capacity Ratio*exp(-1*Number of Transfer Units*(1-Heat Capacity Ratio))). Here is an example- 0.998759 = (1-exp(-1*12*(1-0.5)))/(1-0.5*exp(-1*12*(1-0.5))).
How to calculate Effectiveness of double pipe counter flow heat exchanger?
With Number of Transfer Units (NTU) & Heat Capacity Ratio (C) we can find Effectiveness of double pipe counter flow heat exchanger using the formula - Effectiveness of Heat Exchanger = (1-exp(-1*Number of Transfer Units*(1-Heat Capacity Ratio)))/(1-Heat Capacity Ratio*exp(-1*Number of Transfer Units*(1-Heat Capacity Ratio))). This formula also uses Exponential Growth (exp) function(s).
What are the other ways to Calculate Effectiveness of Heat Exchanger?
Here are the different ways to Calculate Effectiveness of Heat Exchanger-
  • Effectiveness of Heat Exchanger=Heat Exchanged/(Smaller Value*(Entry Temperature of Hot Fluid-Entry Temperature of Cold Fluid))OpenImg
  • Effectiveness of Heat Exchanger=(1-exp(-1*Number of Transfer Units*(1+Heat Capacity Ratio)))/(1+Heat Capacity Ratio)OpenImg
  • Effectiveness of Heat Exchanger=Number of Transfer Units/(1+Number of Transfer Units)OpenImg
About | Contact | Disclaimer | Terms | Privacy Policy
© 2025. Developed & Maintained by softUsvista Inc.
Copied!