月刊
ISSN 1000-7229
CN 11-2583/TM
电力建设 ›› 2023, Vol. 44 ›› Issue (6): 91-100.doi: 10.12204/j.issn.1000-7229.2023.06.010
李国庆1(), 张斌1(), 肖桂莲1(), 刘大贵1(), 范慧静2(), 甄钊2(), 任惠2()
收稿日期:
2022-07-22
出版日期:
2023-06-01
发布日期:
2023-05-25
作者简介:
李国庆(1981),男,硕士,高级工程师,主要从事电网调度运行、水电及新能源研究工作,E-mail:448776957@qq.com;基金资助:
LI Guoqing1(), ZHANG Bin1(), XIAO Guilian1(), LIU Dagui1(), FAN Huijing2(), ZHEN Zhao2(), REN Hui2()
Received:
2022-07-22
Online:
2023-06-01
Published:
2023-05-25
Supported by:
摘要:
随着我国新型电力系统建设进程的不断推进,电力系统运行工况的不确定性大大增加,抗扰动能力更低,连锁故障发生率更高,演化时间更短。传统的基于潮流计算的方法依赖对场景的枚举考虑随机因素,时效性和准确率都难以应对高占比新能源电网复杂的运行工况,因此,提出一种挖掘历史数据规律的基于多尺度特征集的高占比新能源电网连锁故障数据驱动辨识方法,充分考虑历史运行数据中包含的随机信息。从宏观、中观、微观3个层次提取能够表征复杂网络拓扑特征与系统运行状态的特征指标,构成特征指标集;基于双向长短期记忆神经网络学习历史连锁故障过程中复杂网络特征指标与系统运行状态间的映射关系,构建高占比新能源电网连锁故障辨识模型,并通过新疆电网拓扑验证了所提模型的有效性。
中图分类号:
李国庆, 张斌, 肖桂莲, 刘大贵, 范慧静, 甄钊, 任惠. 基于多尺度特征集的高占比新能源电网连锁故障数据驱动辨识方法[J]. 电力建设, 2023, 44(6): 91-100.
LI Guoqing, ZHANG Bin, XIAO Guilian, LIU Dagui, FAN Huijing, ZHEN Zhao, REN Hui. Data-Driven Cascading Failure Prediction Method for High-Proportion Renewable Energy Systems Based on Multi-scale Topological Features[J]. ELECTRIC POWER CONSTRUCTION, 2023, 44(6): 91-100.
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