In this era of instability and intolerance, we need to promote better understanding through the power of music.
在这个动荡不安，人与人之间不甚宽容的年代，我们需要利用音乐的力量来更好的了解彼此。
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。
Under this environment, voltage instability may result when reactive power support is insufficient.
在这一环境下，如果无功功率支持不足，就可能出现电压失稳。
The influence of laser power, welding speed and the focus position to the laser welding process as well as the assist gas to the instability of the welding process are analyzed.
分析了激光功率、焊接速度和焦点位置对焊接过程的影响以及保护气体对焊接过程不稳定性的影响。
The stability margin, instability margin and stability domain were introduced to implement quantitative analyse for power market stability.
引入稳定裕度与失稳裕度指标，以及稳定域的概念，实现了电力市场稳定性的量化分析。
Meanwhile, under two-group instability modes, it is discovered that the curves between electric power of generator unit and rotator's angle in relative to center of inertia is a sine curve.
同时本文在二群失稳模式的假设下，得出了机组电磁功率与转子相对惯性中心角的变化曲线为一正弦曲线。
Instability exists mostly in power electronic converters with close loop feedback control.
闭环反馈控制功率电子变换系统容易发生不稳定现象。
Instability in a power system may be manifested in many different ways depending on the system configuration and operating mode.
在电力系统的不稳定可能会表现在经营方式和多种不同的方式取决于系统配置。
Some analysts said Saudi Arabia's leadership would not allow Mr. Saleh to return to power after months of frustrating efforts to cajole him to step down amid growing instability.
有些分析家认为沙特阿拉伯领导人将不允许萨利赫返回政坛，尤其在各种不稳定因素不断增长，历经数月痛苦的努力来诱使他下台的情况下。
In this paper, effects of hard lim it of the excitation and the loop of power system stabilizer PSS to the system oscillatory instability and chaos are studied.
文中研究了发电机励磁顶值和PSS回路对电力系统的振荡失稳和混沌现象的影响。
The shape, width and peak of the power gain spectra of modulation instability will be influenced by the size relationship of the perturbation frequencies of the two waves.
两光波扰动频率的大小关系会影响不稳定增益谱的谱宽、峰值和形状。
The voltage stability degree of a power system can be represented by that of the power transmission path, which is most prone to voltage instability.
电压失稳本质上是一种局部现象，系统的电压稳定程度可以由最易于电压失稳的功率传输路径的电压稳定性来表征。
Special attention: As the machine to a high-voltage requirements, then the power can only be one-way, it may not be applicable to the local of voltage instability.
特别注意：由于本机对电压的稳定要求极高，只能单线接电源，对电压不稳定的地区可能不太适用。
Since 1970s, the nonlinear, the instability and theunbalance of the voltage have become more and more serious due to the electronic device and other nonlinear load in power network.
自二十世纪七十年代以来，由于电力电子器件及其它非线性负荷在电网中大量的投入使用，使电网的非线性、不稳定性和不对称性日趋严重。
Considering the sensitivity of virtual nodal voltage to line reactance and variation of reactive power of power grid comprehensively, the voltage instability index is put forward.
综合考虑节点电压关于线路电抗和系统无功功率变化的灵敏度，提出了电压失稳指标。
Flow instability in parallel channels is one of the important factors that affect operation safety of all large-capacity power boilers and nuclear reactor systems.
平行通道流动不稳定性的问题是影响各种大型电站锅炉和反应堆系统安全运行的重要因素之一。
Using singular perturbation model, by the example of a simple power system losing stability in big disturbance, this paper analyses the mid-long term instability mechanisms affected by slow dynamics.
采用奇异摄动模型，通过一个简单电力系统在大干扰下发生中长期失稳的实例，分析了慢动态对系统中长期失稳的影响。
The right knee pain upon sudden standing up from sitting position is due to the instability of the knee joint most likely resulted from weaken muscle power around the knee.
坐下后突然站起来导致右腿膝盖痛，是因为膝盖的周围肌力变弱而引起膝关节不稳定所致的。
The study of voltage stability about multi-infeed DC transmission systems is a new research field, so that voltage instability may probably threaten the security and stability of power grid.
多直流馈入输电系统的出现给电压稳定研究带来了全新的课题，电压失稳有可能成为这类电网安全稳定运行的最大威胁。
The calculation results can be taken as the judging basis for the abundance of motor critical instability and critical voltage instability in power system.
所获结果可作为判断电力系统中异步电动机临界失步和临界电压失稳裕度的依据。
The low-frequency instability in variable speed constant frequency doubly fed induction generator(DFIG) widely used in wind power generation is investigated.
研究了广泛应用于风力发电的变速恒频双馈感应电机系统中的低频不稳定现象。
Matching the quality of some pieces of instability, poor performance, especially the battery, the inverter controller, the impact of the whole power system efficiency and reliability.
有的配套件质量不稳定，性能差，特别是蓄电池，逆变控制器，影响整机发电系统的效率和可靠性。
The condition and power gain spectra of modulation instability induced by the cross-phase modulation in the case of cubic-quintic nonlinearity are analyzed.
分析了三、五阶非线性共存时的交叉相位调制不稳定条件和增益谱。
Preventing voltage instability is an important aspect of safety and stability in power system.
防止电压失稳是电力系统安全稳定运行的一个重要方面。
Preventing voltage instability is an important aspect of safety and stability in power system.
防止电压失稳是电力系统安全稳定运行的一个重要方面。
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