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日期：八月 22, 2017

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Performance comparison between servo motor and stepper motor

Performance comparison between servo motor and stepper motor Stepper motor, as an open loop control system, has an essential connection with modern digital control technology. In the current digital control system, the application of stepper motor is very extensive. With the advent of full digital AC servo system, that is also more and more used in digital control system. In order to adapt to the development trend of digital control, the stepper motor or digital AC servo motor is used as the executive motor in the motion control system. Although the two methods are similar in control mode (pulse train and directional signal), there are great differences in performance and application. 1, the control accuracy is different The step angle of two phase hybrid stepping motor is generally 1.8 degree and 0.9 degree, and the step angle of five phase hybrid stepping motor is generally 0.72 degree and 0.36 degree. There are some high performance stepper motor subdivision by smaller step...

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