The power system instability caused by oscillation under periodical load disturbance was analyzed.
分析了电力系统在周期性负荷扰动下的振荡失稳问题。
This paper mainly deals with the relation between energy efficiency and parameters of rare earth permanent magnet synchronous motor (REPMSM)operating under periodical load.
本文着重论述了在周期性负载下，稀土永磁同步电动机效率与参数之间的相关性。
The fractal erosion of safe basin in a power system disturbed by a periodical load is studied, and the erosion extent induced by different disturbance values is numerically analyzed.
作者研究了在周期性负荷扰动下电力系统安全盆的分形侵蚀，通过数值仿真给出了不同的扰动值对安全盆的侵蚀程度。
The state variables analysing method and interrelation analysing method are combined effectively in calculating the sustained steady state dynamic performance of REPMSM under periodical load.
本文将在周期性负载下稀土永磁同步电动机持续稳态的动态特性的状态变量法与相关技术这两种现代分析方法有机地结合在一起。
In odontoid chain drive, the chain bears a periodical alternating load, in which the impact load produced while the link meshes into the tooth of sprocket makes comparatively big effect.
在齿形链传动中，链条承受周期性的交变载荷，其中链节啮入轮齿时产生的冲击载荷影响较大。
Periodical analysis showed that abrupt change of sediment load happened in 1968 and 1984, which divided the variation process of river sediment load into three stages.
中国主要河流入海泥沙还具有明显的三个阶段变化特征，即分别在1968年和1984年前后发生了突变。
Periodical analysis showed that abrupt change of sediment load happened in 1968 and 1984, which divided the variation process of river sediment load into three stages.
中国主要河流入海泥沙还具有明显的三个阶段变化特征，即分别在1968年和1984年前后发生了突变。
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