According to the loops of the total digital DC timing and applied self-adaptive principles, deduce the mathematic model of the speed, armature voltage and armature electrical current loops.
本文针对全数字直流调速器回路、应用自适应原理，通过数学推导，得出了速度环、电枢电压环、电枢电流环的数学模型。
In order to improve the accuracy and smoothness of door's running, a timing method is put forward which is that taking advantage of voltage curve to control the speed curve.
采用电压曲线控制门机运行速度，提高了门机运行的精确性和平滑性。
In order to improve the accuracy and smoothness of door's running, a timing method is put forward which is that taking advantage of voltage curve to control the speed curve.
采用电压曲线控制门机运行速度，提高了门机运行的精确性和平滑性。
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