| | | | | 灰色预测及决策在电力负荷预测中的应用研究 | | | 毛弋 | | | 由于整个电力系统制约因素的复杂性,大量随机特性和不稳定特性存在于负荷预测的始终,这恰好是灰色理论所研究对象的一个特性,本文建立了CM预测模型、残差辨识和灰色决策模型,并按所给的判据,针对一组具体实例,作了一次有意义的探讨,其结果比传统方法在精度上得以提高,风险度降到更小。 【作者单位】:湖南大学电气工程系 【关键词】:负荷预测;隶属度函数;关联度;灰色预测;灰色决策 【分类号】:TM715 【DOI】:cnki:ISSN:1007-0397.0.1995-03-005 【正文快照】: 0引言随着国民经济的发展,能源问题已成为一个迫切需要解决的问题,而如何合理规划和利用我国的电力资源,又是能源问题的一个重要组成部分,其中负荷预测仍是主要问题,它是整个电网规划的基础和保障。电力负荷预测是建立在一定的历史数据基础上的,目前国内外有统计型、连续 | | |
| | | 推荐 CAJ下载 PDF下载 | | | CAJViewer7.0阅读器支持所有CNKI文件格式,AdobeReader仅支持PDF格式 | | | | THE STUDY OF THE APPLICATION OF GREY-FORECAST AND GREY-DECISION IN LONG OR MIDD-LONG LOAD FORECAST OF THE POWER SYSTEM | | | Mao yi(Deparment of electrical engineening;Hunan University) | | | As the Complicated randomness and vnstable of the condition in the whole power system exists from beginning to end in the process of the load forecarst, it is just the characteristic of the object which we studied in the grey system,we set up a grey-forecast module,a remain-identification module and grey-decision module in this paper, we have a discriminant was given, We have gained the percision more better and the risk more lower than before 【Keyword】:Loadforecast;degress of Subordinated function degress of relation;greyforecast;grey-decision |
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