China has achieved a major engineering breakthrough in high-altitude wind power, with the domestically developed S4000 airborne wind power system recently completing a full-process flight test at a test base in northwest China.The successful test marks
  • ladicius@lemmy.world
    3·
    3 hours ago

    Stratospheric? They winch those blimps up to 15 kilometres and more? How heavy are the ropes they use? Wild.

    • khannie@lemmy.worldEnglish
      1·
      1 hour ago

      Article says:

      It can reach a maximum operating altitude of 4,000 meters

      Still very impressive.