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基于可信性理论的输电网规划方法

, PP. 166-171

Keywords: 输电网规划,双重不确定性,可信性理论,随机模糊模拟,改进量子遗传算法

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Abstract:

输电网规划中存在着大量的随机性和模糊性的不确定性因素,传统方法将其分开考虑,作为单重不确定问题进行建模和求解;可信性理论是数学基础领域最近完成的数学分支,提供了随机性和模糊性综合评估的严格数学基础;运用可信性理论建立了双重不确定性的输电网规划模型,模拟了新增发电机节点出力、新增节点负荷变化值和新增线路造价的不确定性因素,结合随机模糊模拟技术和改进量子遗传算法对模型进行了求解,最后用一个18节点系统算例验证了所提模型和方法的有效性。

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