In the Fall of 2018, the team began the Helios engine project. Helios is a pressure-fed bi-propellant liquid engine designed to produce 350lbf and is fed with diluted Ethanol & LOX by an accompanying test stand. Helios's two main goals are to:
...
We built the test stand, integrated the chamber assembly onto the test stand, and conducted leak testing in Nov 2023. We are finalizing our testing procedures and aim to hot fire soonSuccessfully fired on May 16th, 2024!
Specifications:
Heat-sink cooled
Pressure-fed, gN2
Chamber pressure @ 500 psi
Made out of 1018C Steel
360 lbf thrust, 5 second burn
...