Suman Ray Pramanik
Indian Institute of Technology (IIT), Kanpur
Suman Ray Pramanik has created this Calculator and 25+ more calculators!

## < 9 Other formulas that you can solve using the same Inputs

Power required to maintain pressure inside the cabin(excluding ram work)
Input Power=((Mass of air*Specific Heat Capacity at Constant Pressure*Actual temperature of Rammed Air)/(Compressor efficiency))*((Cabin Pressure/Pressure of rammed air)^((Heat Capacity Ratio-1)/Heat Capacity Ratio)-1) GO
Power required to maintain pressure inside the cabin(including ram work)
Input Power=((Mass of air*Specific Heat Capacity at Constant Pressure*Ambient air temperature)/(Compressor efficiency))*((Cabin Pressure/Atmospheric Pressure)^((Heat Capacity Ratio-1)/Heat Capacity Ratio)-1) GO
C.O.P. of simple air evaporative cycle
Actual Coefficient of Performance=(210*Tonnage of Refrigeration)/(Mass of air*Specific Heat Capacity at Constant Pressure*(Actual end temp of isentropic compression-Actual temperature of Rammed Air)) GO
Refrigeration Effect Produced
Refrigeration Effect Produced=Mass of air*Specific Heat Capacity at Constant Pressure*(Inside temperature of cabin-Actual temperature at end of isentropic expansion) GO
Heat rejected during cooling process
Heat Rejected=Mass of air*Specific Heat Capacity at Constant Pressure*(Actual end temp of isentropic compression-Temperature at the end of cooling process) GO
Expansion Work
Work =Mass of air*Specific Heat Capacity at Constant Pressure*(Temperature at the end of cooling process-Actual temperature at end of isentropic expansion) GO
Power required for refrigeration system
Input Power=(Mass of air*Specific Heat Capacity at Constant Pressure*(Actual end temp of isentropic compression-Actual temperature of Rammed Air))/60 GO
Power required for refrigeration system
Input Power=(Mass of air*Specific Heat Capacity at Constant Pressure*(Actual end temp of isentropic compression-Actual temperature of Rammed Air))/60 GO
Compression Work
Work =Mass of air*Specific Heat Capacity at Constant Pressure*(Actual end temp of isentropic compression-Actual temperature of Rammed Air) GO

### Air Fuel Ratio Formula

Air to Fuel Ratio=Mass of air/Mass of fuel
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Temperature After a Given Time GO
Mean Effective Pressure GO
Otto Cycle Efficiency GO
Degree of Saturation GO
Dew Point Depression GO
By Pass Factor GO
Carnot Cycle of Heat Engine GO
Absolute Humidity GO
Volumetric Efficiency GO
Partial pressure of Water Vapour GO
Diesel Efficiency GO
Indicated Thermal Efficiency GO
Brake Thermal Efficiency GO
Ranking Cycle Efficiency GO
Brayton Cycle Efficiency GO
Real Heat Pump GO
Real Heat Engine GO
Thermal Efficiency of Heat Engine GO
performance of heat pump GO
work of heat pump GO
Carnot Cycle of Heat Pump GO
Overall Efficiency GO
Sensible Heat Factor GO
Coefficient of Performance of absorption system GO
Refrigerator Work GO
Coefficient of Performance of Refrigerator GO
Carnot Cycle of Refrigerator GO
Real Refrigerator GO
Absolute Temperature GO
Turbine Efficiency GO
Compressor Efficiency GO
Cooled Compressor Efficiency GO
Nozzle Efficiency GO
Work done in an isobaric process GO
Relative Density GO
Density Of Two Liquids GO
Entropy Balance Equation GO
Specific Entropy GO
Compressibility Factor GO
Reduced Temperature GO
Reduced Pressure GO
Pseudo-Reduced Specific volume GO
Degree Of Freedom GO
Helmholtz free energy GO
RMS speed GO
Average speed of gases GO
Most probable speed GO
Equipartition energy GO
Equipartition energy for molecule having n degrees of freedom GO
Molar internal energy of an ideal gas GO
Thermal efficiency given Mechanical energy GO
Thermal efficiency given Waste energy GO
Thermal efficiency of a Carnot engine GO
Coefficient of Performance of Refrigerator given the heat in the cold and hot reservoir GO
Coefficient of Performance of Heat Pump given the heat in the cold and hot reservoir GO
Coefficient of Performance of Heat Pump given work and heat in the cold reservoir GO
Coefficient of Performance of Refrigerator given work and heat in the cold reservoir GO
Change in momentum GO
Change in kinetic energy GO
Change in potential energy GO
Stefan–Boltzmann law GO
Newton's law of cooling GO
Pressure GO
Specific heat GO
Ratio of specific heat GO
Entropy change at constant volume GO
Entropy change at constant pressure GO
Entropy change variable specific heat GO
Specific heat ratio GO
Specific Heat of Gas Mixture GO
Molar Internal Energy of an Ideal Gas GO
Work Done in Isobaric Process GO
Ideal Gas Law for Calculating Volume GO
Ideal Gas Law for Calculating Pressure GO
Specific Gas Constant GO
Pressure Ratio in Isentropic Process GO
Temperature Ratio When Isentropic Pressure is Given GO
Temperature Ratio when Isentropic Specific Volume is Given GO
Isentropic Pressure at point 2 GO
Isentropic Pressure at point 1 GO
Isentropic temperature 2 given pressure ratio GO
Isentropic temperature 1 given pressure ratio GO
Isentropic temperature 1 given specific volume GO
Isentropic temperature 2 given specific volume GO
Relative Humidity GO
Specific Humidity GO
Vapour Quality GO
Saturated Mixture Specific Enthalpy GO
Isobaric work GO
Polytropic work GO
Isothermal work given volume ratio GO
Isothermal work given pressure ratio GO
Isothermal work given temperature GO
Shaft power GO
Spring work GO
Van der Waals equation GO
Irreversibility GO
Isothermal Work Done by the gas GO
Latent heat GO
Specific heat at constant volume GO
Isothermal Compression Of An Ideal Gas GO
Thermal stress of a material GO
Thermal Expansion GO
Internal Energy When Helmholtz Free Energy Is Given GO
Temperature When Helmholtz free Energy is Given GO
Entropy When Helmholtz Free Energy is Given GO
Temperature Of The Gas When RMS Velocity Of The Gas Is Given GO
Molar Mass Of The Gas When RMS Velocity Of The Gas Is Given GO
Temperature Of The Gas When Average Speed Of Gas Is Given GO
Molar Mass of the Gas When Average Speed of the Gas is Given GO
Temperature of the Gas When Most Probable Speed of Gas is Given GO
Molar Mass of the Gas When Most Probable Speed of the Gas is Given GO
Temperature of the Gas When Equipartition energy is Given GO
Temperature Of The Gas When Equipartition energy for molecule is Given GO
Degree of Freedom When Equipartition Energy is Given GO
Temperature of Ideal Gas When Internal Energy of the Ideal Gas is Given GO
Number of Moles When Internal Energy of Ideal Gas is Given GO
Degree of Freedom When Molar Internal Energy Of An Ideal Gas is Given GO

## What is Air Fuel Ratio?

Air Fuel Ratio is the ratio of the mass of air to the mass of fuel during combustion. it dictates the efficiency and the efficiency of combustion as well as the performance of the engine.

## How to Calculate Air Fuel Ratio?

Air Fuel Ratio calculator uses Air to Fuel Ratio=Mass of air/Mass of fuel to calculate the Air to Fuel Ratio, Air Fuel Ratio is the ratio of the mass of air to the mass of fuel during combustion. Air to Fuel Ratio and is denoted by AFR symbol.

How to calculate Air Fuel Ratio using this online calculator? To use this online calculator for Air Fuel Ratio, enter Mass of air (mair) and Mass of fuel (mfuel) and hit the calculate button. Here is how the Air Fuel Ratio calculation can be explained with given input values -> 14.7 = 14.7/1.

### FAQ

What is Air Fuel Ratio?
Air Fuel Ratio is the ratio of the mass of air to the mass of fuel during combustion and is represented as AFR=mair/mfuel or Air to Fuel Ratio=Mass of air/Mass of fuel. Mass of air is both a property of air and a measure of its resistance to acceleration when a net force is applied and Mass of fuel is both a property of fuel and a measure of its resistance to acceleration when a net force is applied to it.
How to calculate Air Fuel Ratio?
Air Fuel Ratio is the ratio of the mass of air to the mass of fuel during combustion is calculated using Air to Fuel Ratio=Mass of air/Mass of fuel. To calculate Air Fuel Ratio, you need Mass of air (mair) and Mass of fuel (mfuel). With our tool, you need to enter the respective value for Mass of air and Mass of fuel and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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