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- static voltage fluctuation 稳态电压扰动
- What is voltage fluctuation? How is it different from voltage variation? 什麽是电压波动?它与电压变化有什麽不同?
- A method for on-line static voltage stability margin calculation is presented. 提出了一种可在线应用的静态电压稳定裕度计算方法。
- Exhibitors with very sensitive equipment are advised to bring their own stabilizer to cater for voltage fluctuation. 参展商如使用较敏感的仪器,请自备稳定器以作电压变动之用。
- Voltage fluctuation bandwidth is between 0 and 35 Hz, with a perceptibility maximum around 8.8Hz. 此现象称为闪变。电压波动的频率为0-35hz;而可察觉的最大值为8.;8hz。
- The results show that the IGA can reduce network losses, and improve system static voltage stability. 实例计算表明,采用该方法对配电网进行无功优化不仅可以降低有功网损,还能提高系统静态电压稳定性。
- The most important issue of restraining and supervising the voltage fluctuation and flicker is to track the signal. 对电压波动和闪变进行有效监视与管理,首要任务是要准确提取电压波动信号。
- DOES THE VOLTAGE FLUCTUATE OR DROP OFF? 电压波动或消失?
- The measure result of the crosstalk is agree with the data under the static voltage condition and the principle of the optical switch. 系统通道间串扰的测试结果与静态电压下测试的光开关消光比数据及光开关的工作原理相符。
- Based on Fuzzy control, this paper studies and designs TSC-SVC controller to eliminate the voltage fluctuation and flicker. 本文研究并设计了基于模糊控制的TSC型动态无功补偿控制器,抑制快速波动性负荷造成的电压波动和闪变。
- The mathematical model and relevant numerical algorithm for online multi-contingency preventive control to avoid static voltage collapse are proposed. 提出在线多预想故障静态电压崩溃预防控制问题的数学模型及相应的数值计算方法。
- In electronics, a circuit for converting AC voltage to low voltage DC in such a way that the output is regulated to minimize noise and voltage fluctuation. 在电子技术中,把交流电转换成低电压直流电的一种电路。这种电路的输出是经过调整的,使它的噪声及电压波动都很小。
- The regional load margin index(I RLM) is defined,with which the static voltage stability of Guangdong AC / DC hybrid power grid in 2005 is studied. 为了进行风电并网后电力系统电压稳定性的评估,利用具有概率特征的负荷裕度指标,提出了一种含风电场电力系统电压稳定概率分析的混合方法。
- Pan Xiong, Xu Guoyu.OPF Based ATC calculation with static voltage stability constraints [J].Proceedings of the CSEE, 2004,24(12): 86-91. [8]潘雄;徐国禹.;基于最优潮流并计及静态电压稳定性约束的区域间可用输电能力计算[J]
- In electronics,a circuit for converting AC voltage to low voltage DC in such a way that the output is regulated to minimize noise and voltage fluctuation. 在电子技术中,把交流电转换成低电压直流电的一种电路。这种电路的输出是经过调整的,使它的噪声及电压波动都很小。
- The voltage fluctuation introduced the glitter of lighting (the light flickering), and this glitter is called flicker which causes much uneasiness to daily work and life. 由电网电压波动引起的照明灯光闪烁现象 ,即闪变 ,给人们的日常工作和生活带来了许多不便。
- The model of multi-infeed AC/DC system was given firstly and based on that practical parameters and analytic methods of static voltage stability were presented and discussed. 就目前广东电网中存在的多馈入直流的交直流混合电网静态电压稳定问题进行了研究,给出了研究静态电压稳定性的模型,对静态电压稳定性的判断指标从交流、直流和交直流混合3个角度进行了分析;
- Dynamic Voltage Restorer (DVR) is a new type of power quality regulating device by which the influence of voltage fluctuation on sensitive loads can be effectively suppressed. 动态电压恢复器是一种新型电能质量调节装置,它能有效抑制电网电压波动对敏感负载的影响。
- My two feet hopped in turn on different foot prints, the static voltage difference between my two feet was very small, and therefore I could not be electrocuted like birds. 我的两只脚轮换着在不同的脚印上跳,两只脚之间的静电电势差很小,所以我就像小鸟那样电不死。
- The controlling system has many work patterns,such as manual,semiautomatic,and automatic,and can compensate for the effect of voltage fluctuation to welding current. 控制系统具有手动、半自动、全自动等工作方式,可自动补偿网压波动对焊接电流的影响。