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Improved 1DCNN arc detection algorithm for DC microgrid based on PSO-MRFO

delete2025-09-30
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PRE
AI
X
Xue Li
B
B. Li *
Z
Zhe Zhou
X
Xinxin Zhu
DOI:10.1088/2631-8695/ae024bdelete
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摘要

摘要

En 中文
直流微电网中的电弧故障很容易升级为严重事故,例如火灾和其他危险灾害。因此,对直流电弧故障进行深入研究并及时检测是极其必要的。在电弧故障检测中,通常使用基于人工智能的检测技术。然而,该技术存在两个主要局限性,即缺乏多样的电弧电流数据以及超参数的优化不足。这些局限性可能导致电弧检测精度不足。最终,直流微电网中的电弧故障无法得到及时准确的检测。为解决此问题,本文提出了一种使用一维卷积神经网络(1DCNN)的电弧故障检测方法,并通过混合粒子群优化和蝠鲼觅食优化(PSO-MRFO)算法进行优化。首先,在广泛的运行条件下获取原始直流电弧故障数据,以丰富1DCNN的训练样本多样性,并采用Tsfresh库提取的电弧特征来丰富输入特征空间。其次,为显著提升1DCNN的性能,将粒子群优化(PSO)的快速局部搜索能力与蝠鲼觅食优化(MRFO)的强大全局探索能力相结合,并辅以局部最优逃逸机制,构建混合PSO-MRFO算法。通过概率机制动态选择PSO或MRFO来更新粒子位置,同时采用滚动觅食策略主动避免局部最优。实验结果表明,PSO-MRFO算法在全局搜索能力和收敛速度方面均优于其组成算法。此外,经PSO-MRFO优化的1DCNN在检测性能上显著超越其他替代模型。
Keyword:
1DCNN
series arc fault detection
PSO
MRFO

期刊

E
Engineering Research Express
IF:
1.6
论文数:
2.1K
被引数:
0

机构

S
shanghai university
学者数:
3.9W
论文数: 2.7W
被引数: 52
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