Aircraft Design Calculator

The rate of climb (RoC) is a measure of how fast an aircraft can ascend vertically in a climb. It’s a crucial performance parameter in aircraft design and aviation, as it relates to an aircraft’s ability to gain altitude quickly. The formula for calculating the rate of climb is as follows:     Rate of […]

The Reynolds number (Re) is a dimensionless parameter used in fluid mechanics and aircraft design to determine the flow regime of a fluid (usually air) over a surface, such as an aircraft wing. It helps predict the behavior of the fluid flow, particularly whether it is laminar (smooth and orderly) or turbulent (chaotic and irregular).

Aerodynamic efficiency in the context of aircraft design often refers to the aircraft’s ability to generate lift with minimal drag. A key parameter that represents aerodynamic efficiency is the lift-to-drag ratio (L/D). The lift-to-drag ratio quantifies how effectively an aircraft can generate lift (which is essential for supporting its weight in flight) while minimizing the

The climb gradient, often denoted as “G,” is a measure of the rate at which an aircraft can climb vertically with respect to its forward motion. It is typically expressed as a percentage and represents the change in altitude per unit of horizontal distance covered. In aircraft design and aviation, the climb gradient is an

In aircraft design and aviation, “power available” refers to the maximum power that an aircraft’s engine(s) can produce under specific operating conditions. It is a critical parameter for assessing an aircraft’s performance capabilities, including its ability to climb, accelerate, and maintain certain speeds. The formula for calculating power available depends on the type of engine

The Mach number, often denoted as “M,” is a dimensionless parameter used in aircraft design and aerodynamics to represent an aircraft’s speed relative to the speed of sound in the surrounding air. It is a fundamental measure of an aircraft’s velocity and is critical for understanding the aerodynamic behavior of the aircraft at high speeds.

In aircraft design and aviation, “specific fuel consumption” (SFC) is a measure of an aircraft engine’s efficiency in terms of fuel consumption. It quantifies the amount of fuel required by the engine to produce a certain amount of thrust or power over a specified period. SFC is typically expressed in units of mass of fuel

In aircraft design and aerodynamics, “load factor” refers to the ratio of the aerodynamic forces acting on an aircraft to the aircraft’s weight. It is a measure of the aircraft’s acceleration in response to these forces, and it is expressed as a dimensionless number or in units of gravitational acceleration (g), which is approximately 9.81

In aircraft design, the term “range” refers to the maximum distance an aircraft can travel on a single tank of fuel or a single battery charge in the case of electric aircraft. It is a critical performance parameter because it determines how far an aircraft can fly without needing to refuel or recharge, which is

Wing loading (WL) is a fundamental aerodynamic parameter used in aviation to describe the distribution of an aircraft’s weight over its wing’s surface area. It is typically expressed in units of force per unit area, such as pounds per square foot (lb/ft²) in the Imperial system or newtons per square meter (N/m²) in the International