The correct detection of the voltage sag characteristics (its magnitude, duration and phase Angle jump) is of great importance for the power quality evaluation and its mitigation.
对于电压凹陷的三大特征量幅值、持续时间和相位跳变的准确检测是电压质量评估与抑制干扰首先要解决的重要课题。
Note: J.D Power is a company who does evaluation quality on cars and auto systems.
注：j.d Power是一个评估汽车和汽车系统质量的公司。
This method can provide reference to electric utilities and users for evaluation of power quality, offering the parameter for equipment manufacturers to test equipment performance.
该方法可作为电力公司和用户评价电能质量的参考，并为设备制造商测试设备性能提供了参量。
The economic evaluation on the damage caused by index deviation of the power quality is helpful to adopt proper improving measures.
对电能质量指标偏离产生的危害进行经济评估，有助于合理采用相应的改善措施。
This method can provide the reference for electric utilities and users for evaluation of power quality, offering the economic parameters to evaluate voltage sag under electric markets environment.
该方法可作为电力公司和用户评价电能质量的参考，并为电力市场环境下合理评价电压凹陷提供了经济指标。
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。
Quality function of chemical power is completely evaluated and analyzed by misty comprehensive evaluation model.
以模糊综合评价模型对化学电源的质量功能进行综合评价分析。
This paper studies the construction of the coal burning power plant and presents a synthetic evaluation method for the construction quality cost analysis and the construction quality evaluation.
本文以火电厂建设工程为研究对象，提出了建设工程质量成本分析和建设工程质量综合评价方法。
It is significant in design of traction power supply systems and evaluation of relative power quality problems to build a proper electric load model for the electric multiple units (EMU).
动车组电气负荷建模对牵引供电系统的设计以及电能质量相关问题的评估具有重要意义。
It is significant in design of traction power supply systems and evaluation of relative power quality problems to build a proper electric load model for the electric multiple units (EMU).
动车组电气负荷建模对牵引供电系统的设计以及电能质量相关问题的评估具有重要意义。
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