Helicopter Rotor Downwash – Excessive wind, FOD and brownouts

What is helicopter rotor downwash? Rotor downwash is a commonly ignored phenomenon that occurs during helicopter hover in close proximity to a ground surface. It has the potential to cause significant damage to nearby vehicles and objects, as well as people. Figure 1 shows the impact of helicopter rotor downwash while hovering over water and […]

Is that a bird? Is it a plane? No… it's JJR's drone inspecting

Cool Mission?

Outwash flow measurement around the subscale tandem rotor in ground effect - ScienceDirect

Cool Mission?

A moving plane drops a package at a speed of 30 m/s. What is the

Helicopter Downdraft Dangers

A package is dropped from a hovering helicopter at an altitude of

Rotor Wash - Aviation Safety

A package slides down a frictionless chute from a height of 3.00 m

Outwash flow measurement around the subscale tandem rotor in ground effect - ScienceDirect

A helicopter drops a 50 kg package from rest at a height of 160 m

PDF] Rotorwash Operational Footprint Modeling