Author name: Aathif Muzain C

The Overall Pressure Ratio (OPR) in aircraft design is a significant parameter that characterizes the compression process in a gas turbine engine. It is defined as the ratio of the total pressure at the compressor’s exit to the total pressure at the compressor’s inlet. The formula for calculating the Overall Pressure Ratio is as follows: […]

The Mass Flow Rate of Core Air in aircraft design refers to the rate at which air passes through the engine core of a turbofan engine and undergoes the combustion process. It is typically calculated using the following formula: The Total Mass Flow Rate is the overall rate at which air enters the engine, typically

The Mass Flow Rate of Bypass Air in aircraft design refers to the rate at which air bypasses the engine core in a turbofan engine. It is typically calculated using the following formula: The Bypass Ratio is the ratio of the mass of air that bypasses the engine core to the mass of air that

The Bypass Ratio in aircraft design is a crucial parameter that relates to the design of turbofan engines. It represents the ratio of the mass of air that bypasses the engine core (flows around the outside of the engine) to the mass of air that passes through the engine core (goes through the combustion process).

The Mass Flow Rate of Air in aircraft design refers to the rate at which air enters or exits an aircraft’s engine or system. It is typically calculated using the following formula: The Density of Air is the mass of air per unit volume and is typically measured in kilograms per cubic meter (kg/m³). The

The Cross-Sectional Area of the Inlet in aircraft design refers to the effective area through which air enters the engine. It can be calculated using the following formula: The Mass Flow Rate of Air is the rate at which air enters the engine, typically measured in kilograms per second (kg/s). The Inlet Velocity is the

The inlet velocity of air, also known as the approach velocity, is the speed at which the air enters the aircraft engine before combustion. This velocity is essential in aircraft design and can be calculated using the following formula:. The Mass Flow Rate of Air is the rate at which air enters the engine, typically

The exit velocity of exhaust gases from an aircraft engine can be calculated using the following formula: The Thrust Force is the force produced by the engine, typically measured in Newtons (N). The Mass Flow Rate of Exhaust Gases is the rate at which mass (air and fuel) is expelled from the engine, typically measured

The thrust produced by a gas turbine engine in aircraft design is typically calculated using the following formula: The mass flow rate of air is measured in kilograms per second (kg/s). The exit velocity of exhaust gases and the inlet velocity of air are both measured in meters per second (m/s).

In aircraft design, the efficiency of an engine is often referred to as the thermal efficiency or overall efficiency of the propulsion system. It represents the ratio of useful work or power output of the engine to the total energy input from fuel. The efficiency is expressed as a percentage. The formula for the efficiency