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ZHANG Lin, LIAO Long-fei, YU Juan, ZHU Li-li, ZHU Li, . 考虑元件特性与物理约束的静态等值方法[J]. Journal of University of Electronic Science and Technology of China, 2015, 44(5): 712-718. DOI: 10.3969/j.issn.1001-0548.2015.05.013
Citation:
ZHANG Lin, LIAO Long-fei, YU Juan, ZHU Li-li, ZHU Li, . 考虑元件特性与物理约束的静态等值方法[J]. Journal of University of Electronic Science and Technology of China, 2015, 44(5): 712-718. DOI: 10.3969/j.issn.1001-0548.2015.05.013
ZHANG Lin, LIAO Long-fei, YU Juan, ZHU Li-li, ZHU Li, . 考虑元件特性与物理约束的静态等值方法[J]. Journal of University of Electronic Science and Technology of China, 2015, 44(5): 712-718. DOI: 10.3969/j.issn.1001-0548.2015.05.013
Citation:
ZHANG Lin, LIAO Long-fei, YU Juan, ZHU Li-li, ZHU Li, . 考虑元件特性与物理约束的静态等值方法[J]. Journal of University of Electronic Science and Technology of China, 2015, 44(5): 712-718. DOI: 10.3969/j.issn.1001-0548.2015.05.013
考虑元件特性与物理约束的静态等值方法
ZHANG Lin
,
LIAO Long-fei
,
YU Juan
,
ZHU Li-li
,
ZHU Li
,
Graphical Abstract
Graphical Abstract
Abstract
Abstract
在难以获得外网实时同步信息,但又必须考虑外网对内网的影响时,采用基于边界处实时状态信息的非拓扑静态等值方法成为解决上述问题的有效途径。该文针对单端口互联电网提出考虑外网元件特性与参数物理约束的静态等值方法,外网对内网电压和功率的支撑作用通过外网中各元件的特性实现。因此,首先将外网主要元件特性尽可能全面地通过合理的等值参数保留在外网等值电路中,提出基于外网元件特性的单端口等值电路;然后,基于该等值电路和边界节点处的多时段实时状态信息建立量测方程,并在分析等值电路参数物理意义的基础上提出带约束的静态等值优化模型。在新英格兰39节点系统中验证了该方法所计算的等值参数符合实际物理意义,且能较大程度地提高静态安全分析精度。
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