| 1. | Quality of electric energy supply harmonics in public supply network
电能质量公用电网谐波 |
| 2. | Quality of electric energy supply . admissible three - phase voltage unbalance factor
电能质量三相电压允许不平衡度 |
| 3. | Quality of electric energy supply . permissible deviation of frequency for power system
电能质量电力系统频率允许偏差 |
| 4. | The quality of electric energy ， its measurement methods and so on , are discussed
本文主要阐述了有关电能质量、电能质量的标准及其相关检测的方法等基本内容。 |
| 5. | Analysis on power supply mode of electric traction system and the effects of traction load on the quality of electric energy
电力牵引系统供电方式及其负荷对电能质量影响的分析研究 |
| 6. | In conventional feeder automation scheme , fault isolation depends on master station or substation . but the quality of electric energy provided by above scheme is not very good
目前有通信通道的馈线自动化的故障处理，大多由远方变电站或二级主站集中处理，这种完全依赖通信的集中控制模式供电可靠性较差。 |
| 7. | It governs the speed , the operating mode and power output of hydraulic turbine . its performance exerts important influence on the quality of electric energy and operational reliability of the hydro power plants
它调节发电机频率、运行方式以及水轮机功率的输出，其性能的好坏直接影响着电能品质和水电站的安全运行。 |
| 8. | The agc and avc of hydropower station are very important and complex softwares that control hydropower station in providing power to electric system , and play an important role in ensuring the quality of electric energy
水电站厂内agc 、 avc是控制电站向电力系统提供有功功率和无功功率的重要软件，对保证电能质量起到至关重要的作用。 |
| 9. | Thirdly , power system frequency as weighing the quality of electric energy needs to be monitored ; on the other hand , as the important feedback state for implementing the security and steady controls , it requires being real - time constructed again
再次，电力系统频率一方面作为衡量电能质量的指标，需加以动态监测；另一方面作为实施安全稳定控制的重要状态反馈量，要求能实时重构。 |
