Propulsion Calculator

The expansion ratio optimization formula typically depends on the specific context, such as in thermodynamics, fluid dynamics, or engineering design. Where: Ae​ is the exit area or cross-sectional area at the outlet. At​ is the throat area or the minimum cross-sectional area of the nozzle or passage.

Thermal management refers to the strategies, techniques, and technologies used to control the temperature within systems, devices, or environments to ensure optimal performance, safety, and reliability. Where: Q is the rate of heat transfer (in watts or BTUs per hour). U is the overall heat transfer coefficient (in watts per square meter per degree Celsius

Heat transfer analysis is the study and quantification of the exchange of thermal energy between systems or components within a system. It involves understanding how heat is transferred from one object or medium to another due to temperature differences. A common formula used in heat transfer analysis, particularly for steady-state conduction through a material with

Radiative cooling is a process by which a material cools down by emitting thermal radiation. This phenomenon occurs when an object loses heat by emitting infrared radiation to its surroundings, typically to outer space. Where: P is the power radiated per unit area (in watts per square meter). σ is the Stefan-Boltzmann constant (5.67×10−85.67×10−8 W

The formula to calculate cavitation in a pump typically involves the Net Positive Suction Head (NPSH) available and the NPSH required. Cavitation occurs when the NPSH available is less than the NPSH required. The formula can be represented as: Where: NPSHavailable​ is the Net Positive Suction Head available. NPSHrequired​ is the Net Positive Suction Head

Feed system pressure drop Calculator calculates the feed system pressure drop depends on various factors such as flow rate, pipe length, pipe diameter, fluid properties, and any additional components like valves or fittings. However, a commonly used formula for pressure drop in a pipe due to friction is the Darcy-Weisbach equation: Where: ΔP is the

Turbopump efficiency refers to the ratio of the actual work output of a turbopump to the ideal work input required for its operation. In simpler terms, it measures how effectively a turbopump converts the energy it receives into useful work, such as pumping fluid or gas. Where: The turbopump does the actual work. the ideal

Thrust chamber pressure refers to the internal pressure within the combustion chamber of a rocket engine during operation. It is the pressure generated by the combustion of propellant inside the engine. This pressure is crucial for the propulsion system as it drives the expulsion of exhaust gases through the engine nozzle, producing the thrust necessary

Flow separation refers to the phenomenon where a fluid flow detaches from a surface, typically due to adverse pressure gradients or changes in flow direction. The formula to predict flow separation is complex and depends on various factors such as Reynolds number, surface roughness, and flow conditions. However, one common criterion used to predict flow

The adiabatic flame temperature refers to the maximum temperature achieved during the complete combustion of a fuel in the absence of heat exchange with the surroundings (adiabatic conditions). It represents the highest temperature attainable when all the heat released by the combustion process is retained within the system and is not lost to the surroundings.