Suzhou Electric Appliance Research Institute
期刊号: CN32-1800/TM| ISSN1007-3175

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多角度的电压质量治理方案评估方法设计及应用

来源:电工电气发布时间:2018-06-15 14:15 浏览次数:579
多角度的电压质量治理方案评估方法设计及应用
 
郜幔幔
(徐州供电公司,江苏 徐州 221005)
 
    摘 要:目前中压馈线的电压质量治理方案的选择缺乏全面、量化的指导方法,提出多角度的电压质量治理方案评估方法。从电压质量改善效果、线损改善效果、投资成本和投资效益等四个角度提出电压质量治理方案评估指标体系;从改变线路参数、增添额外设备、两两措施组合等方面总结设计常用的电压质量治理方案及其实施方式;依据中压馈线的实际情况,选择不同类型的典型线路,仿真分析实施各种电压质量治理方案前后的效果,从多个角度分析评估各电压质量治理方案特点,并以综合评估值的排序指导电压质量治理方案的选择。以某中压配网的实例分析,验证了所提方法的有效性和实用性。
    关键词:中压馈线;电压质量;方案评估;多角度
    中图分类号:TM714.2 ;TM732     文献标识码:A     文章编号:1007-3175(2018)06-0027-06
 
Method Design and Application of Multi-Angle Voltage Quality Management Scheme Evaluation
 
GAO Man-man
(Xuzhou Power Supply Company, Xuzhou 221005, China)
 
    Abstract: There are voltage quality management schemes of medium voltage feeder lines lacking of comprehensive and quantitative guidance at present. This paper proposed a multi-angle evaluation method for voltage quality management schemes and the evaluation index system from four angles, such as the effects of voltage quality and line loss improvement, investment costs and benefits etc. The commonly used voltage quality management schemes were summarized and designed from the aspects of changing line parameters, adding additional equipment and combining two measures. According to the actual situation of medium voltage feeder lines, the typical lines of different types were selected to simulate and analyze the effects before and after the implement of various voltage quality management schemes. This paper analyzed and evaluated the characteristics of various voltage quality management schemes from multi-angle and calculated the comprehensive evaluation value which could be used to guide the selection of management schemes. The instance analysis of certain medium voltage distribution network verifies the effectiveness and practicability of the proposed method.
    Key words: medium voltage feeder line; voltage quality; scheme evaluation; multi-angle
 
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