Oxygen-Ethanol Rocket Engine: ADRC for Variable Thrust Control
Variable Thrust Experiment of Gas Oxygen-Ethanol Liquid Rocket Engine: Based on Oxygen Pressure Closed-loop ADRC Active Disturbance Rejection Control.
Description:
This video showcases an advanced control system for a liquid rocket engine, integrating precise pressure control and robust thrust management. The system features an ESP32 platform, high-precision ADCs, and sophisticated control algorithms including PID and ADRC. It highlights the effective closed-loop oxygen pressure control and thrust response, and proposes improvements such as closed-loop fuel pump control and a combustion chamber pressure feedback loop. Additionally, an LSTM model was trained to simulate valve characteristics, enhancing the system’s predictive capabilities. This project lays the groundwork for future advancements in rocket engine control technology.