... commutation current 换向电流 commutation curve 换向曲线 commutation cycle 换向周期 ...
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The design of return curves of the grooved drum thread guide trench has direct impact on the movement of yarn, the distribution of yarn loops, vibration and noise.
槽筒导丝沟槽换向曲线的设计,直接影响纱线络筒时的运动规律、纱圈在筒子上分布状况、振动冲击及噪声。
参考来源 - 玻璃纤维络筒机槽筒卷绕运动规律仿真研究·2,447,543篇论文数据，部分数据来源于NoteExpress
文中导出了计算直流电机换向器片间电压分布曲线的基本公式和试验验证；
Basic formulas for the calculation of bar to bar voltage distributing curve of DC motor commutator are derived and test-verified.
本文论述了宽调速比直流电动机无火花换向区曲线分散的基本原因，并给出工程控制措施。
The paper introduces the basic cause of the sparkless space dispersion for DC motor with the wide adjustable speed ratio, and gives the control methods of projects.
阀芯的特殊结构，保证任意两缸换向时的流量曲线的良好衔接，从而减少换向冲击。
Special structure of the spool can ensure that the flow curve of any change to the two-cylinder has the good convergence, and thereby the shock of exchange is reduced.
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