The induction motor tracking control based on passivity principle is analyzed in case of general unknown time-varying load torque and rotor resistance.
研究了负载转矩和转子电阻在一般的未知时变情形时对异步电动机期望时变电磁转矩的渐近跟踪控制问题。
The characteristic parameters of AE which were defined based on vibration analysis under varying load, rotating speed and damage type were also studied.
定义了基于振动分析的声发射信号特征参数，研究了各特征参数随转速、载荷和损伤类型的变化规律。
An integrated model and its solution for the coordinated optimization problem considering time-varying load demand in distribution systems are proposed in this paper.
针对负荷变化时的配电网综合优化问题，提出了完整的模型及求解算法。
With the consideration of the varying load of power system, a complete mathematical representation of dynamic reactive power optimization and its calculation method are presented.
根据电力系统实际运行中负荷不断变化的情况，提出了动态无功优化问题的完整数学描述和计算方法。
Based on the vibration analysis of AE signals under varying load and rotating speed, the patterns of damage vibration of rolling element bearings under varying load and rotating speed were researched.
对各典型状态滚动轴承在不同转速和载荷下的声发射信号进行了振动分析，研究了滚动轴承的损伤振动随转速和载荷的变化规律。
Based on the vibration analysis of AE signals under varying load and rotating speed, the patterns of damage vibration of rolling element bearings under varying load and rotating speed were researched.
对各典型状态滚动轴承在不同转速和载荷下的声发射信号进行了振动分析，研究了滚动轴承的损伤振动随转速和载荷的变化规律。
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