Abstract: The Hall-sensor-controlled brushless dc (BLDC) motors are often considered in low-cost applications due to their simplicity of control and good performance in a wide range of operating ...

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Abstract: We propose a one-millimeter-scale linear ultrasonic motor and its feedback control system with a Hall sensor. The size of the stator measures 1.6 mm in height, 1.6 mm in width, and 0.3 mm in ...

Ryan de Villiers is a budding automotive journalist based in South Africa and serving as one of the newest additions to the CarBuzz team. He immediately pursued a career in journalism after finishing ...

We build a jet engine-powered merry-go-round out of questionably weak materials, then try to spin it up like it is a normal theme park ride. The plan is simple - fire up the engine, test the controls, ...