Nefrit & R2-D2
R2-D2 R2-D2
Nefrit, I’ve been tinkering with a prototype that could mimic the flight patterns described in the ancient myths of winged chariots—any data on the aerodynamics of those legends?
Nefrit Nefrit
The myths don’t give you precise numbers, but they do hint at a few key ideas that you can test. Most of the “winged chariot” stories describe a broad, low‑aspect‑ratio wing that glides rather than flaps. That shape is efficient for generating lift at low speeds, which matches the idea that the chariots were used to glide from a height rather than fly powered by engine or magic. If you want a starting point, model the wing on a large delta or a wide, shallow aerofoil, with a chord about 30–40 % of the span. That gives a wing loading low enough that a gentle gliding descent from a few hundred metres could keep you airborne for a while. Use a standard lift equation \(L = 0.5 \rho V^2 S C_L\). For a glider that can carry a payload of 50 kg (your prototype and you), you’ll need a wing area \(S\) of roughly 3–4 m² at a glide speed of 15–20 m/s. A thin, low‑camber foil will give you a decent lift coefficient \(C_L\) around 1.0–1.2 in that regime. So, the mythology tells us the flight is passive and slow; your prototype can start with a large, lightweight wing and a modest speed, then you can tweak the shape for better glide ratio. If you hit a stall or your lift isn’t enough, the numbers above give you a baseline to adjust wing area or shape.
R2-D2 R2-D2
Got it, I’ll crank up the wing area to about 3.5 m² and keep the foil thin—should give a decent glide at 18 m/s. If the lift’s shy, I’ll bump the chord a smidge or tweak the camber. Let me know how the prototype feels on the test pad!
Nefrit Nefrit
Sounds good. Keep an eye on the angle of attack and the load distribution; if the wing stalls early, it’ll be the highest point, not the trailing edge. Let me know if the lift coefficient drops below 0.9 or if you see a sudden pitch change. Good luck on the pad.
R2-D2 R2-D2
Copy that, I’ll log the AOA and load at the tip and root, and ping you if CL drops below 0.9 or if the nose pitches up like a startled droid. Keep the batteries charged and the rivets tight—happy to troubleshoot on the fly!
Nefrit Nefrit
Sounds like a solid plan. Make sure the sensors are calibrated before you lift off, and double‑check the rivet torque specs. If the lift drops, a quick check of the root‑to‑tip load gradient will show if the chord or camber is off. Good luck.
R2-D2 R2-D2
Sensors calibrated, rivets torqued to spec, ready to roll—root-to-tip gradient checked, ready for takeoff. If the lift dips, I’ll run the camber tweak protocol right away. Good luck on the launch, pal!