that in April, Florida-based Undefined Applied sciences unveiled its silent (or a minimum of comparatively quiet) eVTOL drone, Silent Ventus. The drone is powered by ion propulsion. “Silent Ventus is a vivid instance of our intent of making a sustainable, progressive, and less-noisy city atmosphere,” mentioned Tomas Pribanic, Founder and CEO of Undefined Applied sciences, within the assertion. “The design brings us nearer to our last product and permits us to showcase the dual-use of our expertise.” In accordance with Undefined Applied sciences’ web site, the drone as we speak “makes use of progressive physics ideas to generate noise ranges under 70 dB.” This may make it excellent to be used all through the U.S., the place acceptable noise ranges for residential, industrial, and industrial zones vary from 50 to 70 dB.
“Ionic wind,” often known as electroaerodynamic thrust, is a bodily precept that was first recognized within the Twenties and describes a wind, or thrust, that may be produced when a present is handed between a skinny and a thick electrode. If sufficient voltage is utilized, the air inbetween the electrodes produces adequate thrust to propel a small plane. Watch a background video on ION propulsion . For extra data, see an press launch on Silent Ventus, .