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。
The security cost consists of the system reserve cost, the rescheduling cost and the expected system instability cost.
安全成本由备用成本、再调度成本和期望失稳损失组成。
The capacitive current inner loop is used to suppress system instability and the capacitive current is obtained by estimation.
算法引入电容电流内环以抑制系统不稳定的现象，电容电流信号通过估计过程得到。
Load shedding is usually conducted during emergency periods, such as capacity shortages, system instability, or voltage control.
切负荷通常在紧急时期进行，如在容量不足、系统不稳定或电压控制时。
This model takes into account the transient stability constraints and contingency occurrence probability and system instability impacts.
该模型计及了暂态稳定性约束、事故发生概率及系统失稳损失。
The delay can influence control performance, it can even cause system instability, which brings difficulties to analysis and design of NCS.
网络时延会降低控制系统的性能，甚至导致系统失稳，这给NCS分析、设计带来了很大的困难。
It is concluded that the RTDHT pre-testing based on virtual shaking-table not only offers guidance on real RTDHT tests but also prevents possible equipment damage caused by system instability.
基于虚拟振动台对实时耦联动力试验进行研究，既能对真实试验提出指导又可避免试验系统失稳对设备的损害，是一种实用且必要的研究手段。
System instability may possibly occur if the control law designed in the case of no time delay is used for the control system with time delay.
若按无时滞时的控制设计对时滞系统进行控制，系统响应有可能出现发散。
System instability may possibly occur if the control law designed in the case of no time delay is used for the control system with time delay.
若按无时滞时的控制设计对时滞系统进行控制，系统响应有可能出现发散。
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