Solar powered steam turbines, gas turbines, generation sets composed of steam turbine generators for use in generating electricity; heat exchangers being part of machines, solar-powered electricity generators; drive systems for heliostats and components therefor consisting of direct current motors, alternating current servo motors, gears, planetary gears, gear boxes for orienting reflective mirrors or solar panels; motors, gears and drives for orientating solar panels; motors, gears and drives for orientating reflective mirrors; actuators, namely, multi-turn actuators, part-turn actuators, and linear actuators; apparatus and equipment for assembly and installation of heliostats, namely, power operated assembly jigs, gluing jigs, welding jigs, vibratory pile drivers, and hydraulic pile drivers