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- impact of reactive power 无功冲击
- The thesis focused on testifying the impact of the sensitivity equation and the Nine-Area Theory on voltage control and reactive power dispatch. 本论文结合灵敏度方程式及九区图法理论,运用于变电所电压及虚功率控制;
- And expounds innovational and good compensative project in urban distribution by analyzing applied technology of reactive power compensation. 并通过对无功补偿应用技术的分析,提出了创新的配电网优化补偿方案。
- Voltage control is performed by the SMES system injecting or absorbing adjustable levels of reactive power. 电压控制是通过SMES系统发出或吸收数量可调节的无功来实现的。
- The sources of reactive power (vars) are machine vars, capacitor and reactor vats. 无功功率来自电机、电容器和电抗器。
- The method of ERC is used to set out the coefficient of reactive power value which to measure the difference. 无功灵敏度系数对实际的电网无功调度具有重要的作用。 本文以等效无功补偿法为基础实例测量发电厂对变电所的无功灵敏度系数。
- Traditional design method of reactive power compensation for substation should be reformed. 传统的变电站无功补偿设计方法应该与时俱进改革。
- In view of the load characteristic of countryside network, puts forward a practical method of reactive power compensation. 农网无功补偿方法及其降损分析临泉供电局,安徽文章针对农村电网的负荷特点,提出无功补偿的实用方法。
- The rating of a synchronous condenser is the magnitude of reactive power that the unit can supply continuously at rated voltage. 同步调相机的额定容量是调相机在额定电压下能连续提供的无功功率量。
- The simulation object list indicates that the active reactive power compensation can carry on the compensation of reactive power very well. 仿真结果表明,有源无功功率补偿器能很好地进行无功功率的补偿。
- JIN Long-zhang,DING Yu-shan.Practical technique of reactive power compensation [ M ].Beijing: China Water Resource and Hydroelectrical Press, 1997. [1]靳龙章;丁毓山.;电网无功补偿实用技术[M]
- According to the requirement of reactive power compensation,the paper presents a software and hardware design method of the STATCOM based on DSP. 根据配电网无功功率补偿的工程要求,提出了一种基于DSP的静止同步补偿器(STATCOM)软硬件设计方法。
- This strategy adopts the hierarchical balance optimization of reactive power and improves the traditional "nine-zone diagram" control method. 该控制策略采用无功分层分区平衡优化原则,改进了传统的变电站“九区图”控制方法。
- In this paper,a model of reactive power planning based on fuzzy multiobjective planning method and a solution of Augmented Lagrange Method(ALM)are presented. 本文运用模糊集理论建立了电力系统模糊多目标无功规划模型和alm 求解方法。
- It's difficult to assess the impact of the President's speech. 总统讲话的巨大影响很难估计。
- By calculating the taps of transformer and the value of reactive power, we can realize rapid and accurate adjustment. This method is easy to spread the use of it. 摘要通过实时计算出应改变的变压器变比和应投切的电容器容量,使调节迅速准确。该方法计算量小,计算过程简单,容易推广使用。
- The impact of the report is augmented by its timing. 由于发表的时间选得好,这篇报导的影响更大了。
- To the complicated power net work,defining the simplify way of optimal distribution of reactive power in power net work can predigest the consideration. 对稍微复杂的电力网,采用确定电力网无功功率最优分布的简化算法,可以使无功优化的计算过程大为简化。
- HVDC power modulation can improve the stability of AC/DC systems,but the converter will consume much of reactive power,which influences the AC system voltage. 直流功率调制能有效地提高交直流系统的稳定性,但同时直流换流站也要消耗大量的无功,影响交流系统的电压稳定。
- 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。