Abstract: There are several ways to reduce the ripple magnitude for direct torque-controlled permanent magnet synchronous motor (PMSM) drives. In this work, the compensated duty ratio optimized direct ...

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 ...

Shenzhen Creality 3D Technology Co., Ltd., better known as Creality, is a world-leading brand of consumer 3D printers, established in 2014. Creality are known for their popular Ender-3, HALOT, and ...

QIDI Tech has made a significant advance in the consumer 3D printing market with the launch of the Q1 Pro. This Q1 Pro seems to be the very first consumer 3D printer to feature active chamber heating.