Abstract: A power generation system including an airborne electricity generator, a tether assembly configured to carry electricity from the generator to land, the tether assembly having a first end portion coupled to the generator, and a winch assembly configured to reel the tether assembly onto a drum, wherein the winch assembly is configured to apply a reel tension to the tether assembly reeled onto the drum that is lower than a tension in the first end portion of the tether assembly.

Abstract: A power generation system including an airborne electricity generator, a tether assembly configured to carry electricity from the generator to land, the tether assembly having a first end portion coupled to the generator, and a winch assembly configured to reel the tether assembly onto a drum, wherein the winch assembly is configured to apply a reel tension to the tether assembly reeled onto the drum that is lower than a tension in the first end portion of the tether assembly.

Abstract: A flying apparatus having a frame configured to couple to a high voltage tether system, and at least one motor module mounted to the frame, the module including a holding structure attached to the frame, a rotating structure, including a rotor shaft, configured to rotate relative to the holding structure, a rotor attached to the rotor shaft and a plurality of motors attached to the holding structure, each including a drive shaft configured to engage with the rotor shaft, wherein the motors are configured to receive electrical energy from the tether system and drive the drive shafts to create a torque on the rotor shaft to thereby rotate the rotor and create lift to fly the apparatus from the ground to a desired position aloft while remaining coupled to the tether system.