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UNMANNED AIRCRAFT SYSTEM (UAS) WITH ACTIVE ENERGY HARVESTING AND POWER MANAGEMENT

  • US 20170297707A1
  • Filed: 12/23/2016
  • Published: 10/19/2017
  • Est. Priority Date: 09/28/2012
  • Status: Active Grant
First Claim
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1. A battery optimization system for a rotary-wing aircraft comprising:

  • a. a battery-powered airframe having a plurality of powered and unpowered rotors, data and power buses, and sensors selected from the group consisting of a wind speed/direction sensor, an altimeter and a magnetometer;

    b. an on-board GNC system in electronic communication with said data and power buses through which said autopilot is connected to said sensors, said autopilot also being in electronic communication with said powered and unpowered rotors;

    c. one or more batteries in electrical communication with said system;

    d. electric motors connected to and for driving each powered rotor, said electric motors being in electrical communication with said system;

    e. a micro-generator connected to each unpowered rotor, said micro-generator being in electrical communication with said system;

    f. a battery controller for, when in hover, loiter, or in-flight mode, directing power from said micro-generators to either one or more batteries thereby recharging it/them, or directing power to said power bus thereby powering said aircraft electronics whereby battery drain is minimized.

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