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Work required means work that is necessary in order to provide a covered service sought in connection application. Check FAQs
W=2(ncnc-1)m[R]T1((P3P1)nc-12nc-1)
W - Work Required?nc - Polytropic Index For Compression?m - Mass of Refrigerant in kg Per Minute?T1 - Suction Temperature at Low Pressure Compressor?P3 - Discharge Pressure of High Pressure Compressor?P1 - Suction Pressure of Low Pressure Compressor?[R] - Universal gas constant?

Minimum Work required when Temperature at end of Cooling in Intercooler is fixed Example

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With units
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Here is how the Minimum Work required when Temperature at end of Cooling in Intercooler is fixed equation looks like with Values.

Here is how the Minimum Work required when Temperature at end of Cooling in Intercooler is fixed equation looks like with Units.

Here is how the Minimum Work required when Temperature at end of Cooling in Intercooler is fixed equation looks like.

16.1988Edit=2(1.2Edit1.2Edit-1)0.0304Edit8.3145300Edit((15Edit0.0024Edit)1.2Edit-121.2Edit-1)
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Minimum Work required when Temperature at end of Cooling in Intercooler is fixed Solution

Follow our step by step solution on how to calculate Minimum Work required when Temperature at end of Cooling in Intercooler is fixed?

FIRST Step Consider the formula
W=2(ncnc-1)m[R]T1((P3P1)nc-12nc-1)
Next Step Substitute values of Variables
W=2(1.21.2-1)0.0304kg/min[R]300K((15Bar0.0024Bar)1.2-121.2-1)
Next Step Substitute values of Constants
W=2(1.21.2-1)0.0304kg/min8.3145300K((15Bar0.0024Bar)1.2-121.2-1)
Next Step Convert Units
W=2(1.21.2-1)0.0005kg/s8.3145300K((1.5E+6Pa243Pa)1.2-121.2-1)
Next Step Prepare to Evaluate
W=2(1.21.2-1)0.00058.3145300((1.5E+6243)1.2-121.2-1)
Next Step Evaluate
W=16.1988463856131J
LAST Step Rounding Answer
W=16.1988J

Minimum Work required when Temperature at end of Cooling in Intercooler is fixed Formula Elements

Variables
Constants
Work Required
Work required means work that is necessary in order to provide a covered service sought in connection application.
Symbol: W
Measurement: EnergyUnit: J
Note: Value can be positive or negative.
Polytropic Index For Compression
Polytropic Index For Compression is that defined via a polytropic equation of state of the form P∝ρ1+1/n, where P is pressure, ρ is density, and n is the polytropic index.
Symbol: nc
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Mass of Refrigerant in kg Per Minute
Mass of Refrigerant in kg Per Minute is the mass on or by which the work is done.
Symbol: m
Measurement: Mass Flow RateUnit: kg/min
Note: Value should be greater than 0.
Suction Temperature at Low Pressure Compressor
Suction Temperature at Low Pressure Compressor is the temperature of the refrigerant at the inlet or during the suction stroke.
Symbol: T1
Measurement: TemperatureUnit: K
Note: Value can be positive or negative.
Discharge Pressure of High Pressure Compressor
Discharge Pressure of High Pressure Compressor is the pressure of the refrigerant at the point where it exits the High Pressure compressor. It is also called Condenser Pressure.
Symbol: P3
Measurement: PressureUnit: Bar
Note: Value can be positive or negative.
Suction Pressure of Low Pressure Compressor
Suction Pressure of Low Pressure Compressor is the pressure of the refrigerant at the point where it enters the Low pressure compressor. It is also called Evaporator pressure.
Symbol: P1
Measurement: PressureUnit: Bar
Note: Value can be positive or negative.
Universal gas constant
Universal gas constant is a fundamental physical constant that appears in the ideal gas law, relating the pressure, volume, and temperature of an ideal gas.
Symbol: [R]
Value: 8.31446261815324

Other Formulas to find Work Required

​Go Minimum Work required when Cooling Ratio is fixed
W=(ncnc-1)m[R]((T1(P3P1)nc-12nc+Td(P3P1)nc-12nc-T1-T3))
​Go Minimum Work required when Cooling Ratio is fixed and Intercooling is Perfect
W=2(ncnc-1)m[R]Tr((P3P1)nc-12nc-1)

Other formulas in Minimum Work category

​Go Cooling ratio
q=T2-T3T2-T1
​Go Discharge Temperature at High Pressure Compressor given Cooling Ratio
T3=T2-q(T2-T1)
​Go Suction Temperature at Low Pressure Compressor given Cooling Ratio
T1=(T2q)-T2+T3q
​Go Discharge Temperature at High pressure compressor when Cooling ratio is constant
T3=P1(q+(1-q)(P2P1)nc-1nc)

How to Evaluate Minimum Work required when Temperature at end of Cooling in Intercooler is fixed?

Minimum Work required when Temperature at end of Cooling in Intercooler is fixed evaluator uses Work Required = 2*(Polytropic Index For Compression/(Polytropic Index For Compression-1))*Mass of Refrigerant in kg Per Minute*[R]*Suction Temperature at Low Pressure Compressor*((Discharge Pressure of High Pressure Compressor/Suction Pressure of Low Pressure Compressor)^((Polytropic Index For Compression-1)/(2*Polytropic Index For Compression))-1) to evaluate the Work Required, Minimum Work required when Temperature at end of Cooling in Intercooler is fixed formula is defined as the minimum energy required to cool the air in an intercooler when the temperature at the end of cooling is fixed, which is essential in designing and optimizing intercooling systems in various industrial applications. Work Required is denoted by W symbol.

How to evaluate Minimum Work required when Temperature at end of Cooling in Intercooler is fixed using this online evaluator? To use this online evaluator for Minimum Work required when Temperature at end of Cooling in Intercooler is fixed, enter Polytropic Index For Compression (nc), Mass of Refrigerant in kg Per Minute (m), Suction Temperature at Low Pressure Compressor (T1), Discharge Pressure of High Pressure Compressor (P3) & Suction Pressure of Low Pressure Compressor (P1) and hit the calculate button.

FAQs on Minimum Work required when Temperature at end of Cooling in Intercooler is fixed

What is the formula to find Minimum Work required when Temperature at end of Cooling in Intercooler is fixed?
The formula of Minimum Work required when Temperature at end of Cooling in Intercooler is fixed is expressed as Work Required = 2*(Polytropic Index For Compression/(Polytropic Index For Compression-1))*Mass of Refrigerant in kg Per Minute*[R]*Suction Temperature at Low Pressure Compressor*((Discharge Pressure of High Pressure Compressor/Suction Pressure of Low Pressure Compressor)^((Polytropic Index For Compression-1)/(2*Polytropic Index For Compression))-1). Here is an example- 17.43083 = 2*(1.2/(1.2-1))*0.000506*[R]*300*((1500000/243)^((1.2-1)/(2*1.2))-1).
How to calculate Minimum Work required when Temperature at end of Cooling in Intercooler is fixed?
With Polytropic Index For Compression (nc), Mass of Refrigerant in kg Per Minute (m), Suction Temperature at Low Pressure Compressor (T1), Discharge Pressure of High Pressure Compressor (P3) & Suction Pressure of Low Pressure Compressor (P1) we can find Minimum Work required when Temperature at end of Cooling in Intercooler is fixed using the formula - Work Required = 2*(Polytropic Index For Compression/(Polytropic Index For Compression-1))*Mass of Refrigerant in kg Per Minute*[R]*Suction Temperature at Low Pressure Compressor*((Discharge Pressure of High Pressure Compressor/Suction Pressure of Low Pressure Compressor)^((Polytropic Index For Compression-1)/(2*Polytropic Index For Compression))-1). This formula also uses Universal gas constant .
What are the other ways to Calculate Work Required?
Here are the different ways to Calculate Work Required-
  • Work Required=(Polytropic Index For Compression/(Polytropic Index For Compression-1))*Mass of Refrigerant in kg Per Minute*[R]*((Suction Temperature at Low Pressure Compressor*(Discharge Pressure of High Pressure Compressor/Suction Pressure of Low Pressure Compressor)^((Polytropic Index For Compression-1)/(2*Polytropic Index For Compression))+Discharge Temperature of Refrigerant*(Discharge Pressure of High Pressure Compressor/Suction Pressure of Low Pressure Compressor)^((Polytropic Index For Compression-1)/(2*Polytropic Index For Compression))-Suction Temperature at Low Pressure Compressor-Discharge Temperature at High Pressure Compressor))OpenImg
  • Work Required=2*(Polytropic Index For Compression/(Polytropic Index For Compression-1))*Mass of Refrigerant in kg Per Minute*[R]*Suction Temperature of Refrigerant*((Discharge Pressure of High Pressure Compressor/Suction Pressure of Low Pressure Compressor)^((Polytropic Index For Compression-1)/(2*Polytropic Index For Compression))-1)OpenImg
Can the Minimum Work required when Temperature at end of Cooling in Intercooler is fixed be negative?
Yes, the Minimum Work required when Temperature at end of Cooling in Intercooler is fixed, measured in Energy can be negative.
Which unit is used to measure Minimum Work required when Temperature at end of Cooling in Intercooler is fixed?
Minimum Work required when Temperature at end of Cooling in Intercooler is fixed is usually measured using the Joule[J] for Energy. Kilojoule[J], Gigajoule[J], Megajoule[J] are the few other units in which Minimum Work required when Temperature at end of Cooling in Intercooler is fixed can be measured.
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