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Brushless DC motor (BLDC) and permanent magnet synchronous motor (PMSM) differences

1, structural differences, brushless DC motors usually rotor poles using tile magnets, after the magnetic circuit design, you can get trapezoidal wave of air gap magnetic density, stator winding more concentrated whole pitch winding, so the induction counter-electromotive force is also trapezoidal wave. Brushless DC motor control requires position information…
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The 9th China International Modern Agriculture Expo

From April 8 to 10, the “Ninth China International Modern Agriculture Expo” was successfully held at the Beijing International Exhibition Center. The conference aims to further promote the structural reform of agricultural supply side, improve the level of agricultural technology and equipment, innovate the modern agricultural science and technology innovation…
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2017 National Vehicle Open (Shenzhen Station) kicks off

The purpose of the event: to promote RC model movement, promote national culture, give RC players a high-level communication platform Competition Name: 2017 National Vehicle Model Open (Shenzhen Station) Competition time: December 15, 16, 17 Venue: Shenzhen Baoan Stadium (Oriental Off-Road Group tentatively Dasha River) Organizer: D1RC drifting first person…

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