实验结果表明本文控制方案不仅能使中小功率异步电动机轻载运行时节能，还使其电磁转矩振荡减小。
These results indicate that the proposed control scheme not only saves energy while in light running of medium-low power asynchronous motors but also decreases the surge of the electromagnetic torque.
对一个仅含有直流输电线路的系统，采用复转矩系数——测试信号法，对其次同步振荡特性进行了分析。
Using the test signal method, a detailed analysis of subsynchronous oscillation for a HVDC system is performed.
同步转矩及阻尼转矩是两个在动态稳定研究中广泛应用的概念，它们对于电力系统低频振荡分析尤为重要。
Synchronizing torque and damping torque are two concepts widely used in dynamic stability studies and especially important to low-frequency oscillation analysis.
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