2) frequency fluctuation
频率波动，频率起伏
3) optimal startting frequency
最佳起动频率
1.
Pulse frequency optimal control mathematics model,optimal startting frequency s mathematics model and maximum operating frequency s mathematics model are established based on the analysis of stepper motor s torque-frequency characteristic and systemic motion equation.
在分析步进电动机的矩频特性、系统的运动方程式的基础上,建立脉冲频率优化控制的数学模型、最佳起动频率的数学模型和最高运行频率的数学模型,并计算获得脉冲频率优化控制曲线。
4) no-load starting frequency
无载起动频率
5) variable-frequency startup
变频起动
1.
Research on variable-frequency startup for synchronous motor;
同步电机变频起动策略研究
2.
Based on the small disturbance linearized method,the cause of the oscillation occurred in the variable-frequency startup of ALA rotor motor driven by inverter was analyzed in this paper.
借助步进电动机消除低频振荡的方法,通过在转子上加装机械惯性阻尼器,提高了系统的抗干扰能力,使电机的变频起动性能有了明显的改善。
6) variable frequency starting
变频起动
1.
The variable frequency starting of diesel engines is a key technique of AC diesel locomotives.
柴油机变频起动是交流传动内燃机车的一个关键技术 ,本文根据柴油机变频起动系统的实际构成 ,建立相应的数学模型 ,用Saber软件进行仿真 ,并对仿真结果进行分析。
2.
The paper introduces principle and application of variable frequency starting system of high voltage synchronous motor by UKL "Khemz" import.
介绍一种由乌克兰“汉姆斯”引进的高压同步电动机的变频起动装置。
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条