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电网技术  2010 

潮流计算中的二层链表与有序节点关联信息生成法

, PP. 87-92

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Abstract:

为提高牛顿法的潮流计算效率,创建了一种下三角二层链表结构。该结构实现了导纳矩阵与雅可比矩阵的同构存储,以及导纳矩阵元素到雅可比子阵的定位查询功能,提高了矩阵链表单元空间的开辟效率,及其矩阵元素值的形成与修正效率。基于半动态编号方法,提出了一种有序节点关联信息生成法。该方法能够建立包括注入元的下三角链表节点的有序关联节点信息,提高链表空间的开辟效率。5个算例的仿真结果验证了所提方法的有效性,在求解大型电力系统潮流计算时有优势。

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