Cheap drones could replace search-and-rescue choppers

时间:2017-12-09 03:01:11166网络整理admin

By Duncan Graham-Rowe THE US military’s uncrewed aerial vehicles are a critical component of its search-and-destroy missions in warring regions. But could UAVs instead be used to save lives by flying search-and-rescue (SAR) missions in the nation’s large national parks? Michael Goodrich, Lanny Lin and colleagues at Brigham Young University in Provo, Utah, took a commercially available propeller-driven plane with a 1.2-metre wingspan, optimised for low-speed flight, and adapted it to both fly and search autonomously. Their idea is to provide SAR teams with a cheap alternative to helicopters,