This undated photo shows the world's most powerful direct-drive floating wind turbine in Fuqing, East China's Fujian province. [Photo/China Huaneng Group/Handout via Xinhua] BEIJING -- China has ...
Abstract: In engineering state-of-the-art MW-level powertrains for future aircraft, a recurring consideration is whether to go for direct drive or geared propulsion systems, with strong proponents on ...
Abstract: Quasi-Direct Drive Actuators are built by combining such high torque density Permanent magnet synchronous motor with a low gear ratio planetary reducer. It has high open loop force ...
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