Interestingengineering.com reported 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 surroundings,” mentioned Tomas Pribanic, Founder and CEO of Undefined Applied sciences, within the assertion. “The design brings us nearer to our closing product and permits us to showcase the dual-use of our expertise.” In response to Undefined Applied sciences’ web site, the drone at present “makes use of revolutionary physics ideas to generate noise ranges under 70 dB.” This might make it supreme 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,” also called 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 ample thrust to propel a small plane. Watch a background video on ION propulsion right here. For extra info, see an Undefined Applied sciences press launch on Silent Ventus, right here.