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- Input voltage within the permissible range, output voltage instability should be immediately checked. 输入电压在允许范围内,输出电压不稳定应立即进行检查。输入电压允许超范围,输出电。
- Undervoltage load shedding is one of the important means to prevent power system voltage instability. 低压减载是解决电力系统电压失稳的重要手段之一。
- In view of the voltage instability caused by the increasing air conditioner load, an OLTC emergency control principle is given. 针对空调负荷增长引起的电压失稳问题，给出了相应的OLTC紧急控制原则。
- Scope of application: The power supply system, widely used in areas without electricity, frequent power outages, voltage instability region and connecting AC inconvenient places. 应用范围:本供电系统,广泛应用于无电地区、经常停电地区、电压不稳地区和不方便连接交流电的地方。
- 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。
- Voltage instability predictor (VIP) based on PMU is a method for analyzing voltage stability using local measurements and it employs the least squares fitting method to track the Thevenin parameters. 基于同步相量测量装置(PMU)的电压失稳预测(VIP)指标是基于本地相量测量数据进行电压稳定性分析的方法,它利用最小二乘拟合技术来实时跟踪系统的戴维南等值参数。
- Abstract: Instant voltage compensation when the power grid sags is important to protecting the customer against collapse, especially those who suffers a lot from voltage instability. 摘要：为了保证对电压质量要求较高的敏感负载正常工作，需要及时补偿供电系统的电压波动以维持用户电压稳定。
- 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。
- Under the light of energy function method, angle instability and voltage instability can be thought as different unstable mode, and be distinguished from each other by characteristic of UEP. 在能量函数法的思想下，功角稳定和电压稳定的关系可以通过不稳定平衡点模式来研究，并由不稳定平衡点模式的不同而区分出两者。
- The riot can be considered a symptom of political instability. 这次暴动可看作是政治上不稳定的征兆。
- Its voltage has not been exceeded. 它的电压没有超过。
- Critics point to the continuing instability of the company. 评论家们强调公司的形势继续不稳。
- Conceptual Analysis on the Mechanisms of Mid and Longer-term Voltage Instability 对中长期电压失稳机理的定性探讨
- A Study on Probability of Voltage Instability Based on the Stochastic Characteristic of Load Margin Index 基于负荷裕度随机特性的电压失稳概率问题研究
- Undervoltage Load Shedding to Avoid Voltage Instability Considering Dynamic Load Model 考虑负荷动态的低电压切负荷
- More instability, not less, is the likely outcome. 结果可能是更多的不稳定，而不是更少。
- The riot is a symptom of political instability. 这次暴动是政治上不稳定的征兆。
- voltage instability 电压不稳定性
- Note the polarity of the voltage drop across R. 注意R上电压降的极性。
