Liquid rocket propulsion
Veytec Propulsion Systems
Liquid rocket engine design and analysis, from first principles.
- GOx + denatured alcoholPropellants
- Pressure-fedFeed system
- 2 engine variantsHeat-sink & regen-cooled
- ~100–500 lbf classThrust class
Capabilities
Engine design, from the fundamentals up
Performance analysis
Specific impulse, characteristic velocity, thrust coefficient, and thrust from first-principles thermodynamics.
Chamber & injector design
Combustion chamber and injector concept development.
Nozzle design
Nozzle design and expansion studies.
Cooling
Regenerative and film cooling concepts.
Thermal analysis
Heat transfer and thermal environment estimates.
Materials & margins
Materials selection and pressure margin assessment.
Propellants
A simple, approachable propellant pair
Oxidizer
Gaseous oxygen (GOx)
A simple, gas-fed oxidizer well suited to small development engines.
Fuel
Denatured alcohol
An ethanol-based fuel that is storable, readily available, and clean-burning, with a long heritage in early rocketry.
Follow the build
Videos are on the way
Design walkthrough
How the engine and booster fit together.
Test stand build
Building a safe place to run the engine.
First hot-fire
The first time the engine lights.
About
Careful work, from first principles
Veytec Propulsion Systems is a single-member North Carolina LLC focused on early-stage liquid rocket engine design and analysis. We work carefully, from the fundamentals up.