Steady-state power quality detection algorithms are discussed in this paper, the accuracy of which is verified by measuring various power quality indices.
论文首先研究了稳态电能质量检测方法，通过测试各项稳态电能质量指标验证了方法的准确性。
This system can not only timely monitor the wind power quality indices, but also has the function of power-down protection, alarm, communication, preservation and display.
本系统可适时测量风力发电电能质量指标，具有掉电保护、报警、通信、保存、显示功能。
Using attribute recognition theory and according to the measurement attribute of objective data in power quality indices, the index measurement evaluation matrix (MEM) is built.
利用属性识别理论，根据电能质量指标客观数据的测度属性建立指标测度评价矩阵。
Based on indices of electric power quality, we consider power fluctuation an additive index of electric power quality for a wind farm in real conditions.
在电能质量各分项指标的基础上，针对风电场的实际情况，引入了功率波动作为附加的电能质量指标。
Analysis results showed that by these five indices, features of different disturbances can be extracted effectively. The proposed approach provides a new idea for power quality analysis.
分析表明，通过上述五项指标可以有效地提取不同扰动的特性，为电能质量分析提供新思路。
Analysis results showed that by these five indices, features of different disturbances can be extracted effectively. The proposed approach provides a new idea for power quality analysis.
分析表明，通过上述五项指标可以有效地提取不同扰动的特性，为电能质量分析提供新思路。
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