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Dynamic Ripple Tracking Method in DC Distribution Network
ID：49 View Protection：ATTENDEE Updated Time：2023-11-20 13:45:36 Hits：974 Oral Presentation

Start Time：2023-12-09 10:00（Asia/Shanghai）

Duration：15min

Session：S4 Power system and automation » S4Power system and automation

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Abstract
针对直流配电网动态纹波监测和电能计量的迫切需求，提出一种直流电网动态纹波跟踪方法。首先，考虑波纹的动态特性，引入泰勒级数建立动态纹波表示模型;同时，利用快速傅里叶变换（FFT）对单频数据纹波的频域信息进行分析，并采用迭代插值和多项式拟合校正方法进行频率估计。其次，采用基于粗测频率、离散傅里叶变换结果校正和最小二乘法的离线矩阵计算，得到准确的纹波参数值;最后，通过在频率斜坡变化、幅度变化和频率同时振荡等动态条件下进行仿真，实现了动态纹波的精确测量。
Keywords
Ripple; Dynamic; DC distribution network; Frequency estimation
Speaker
Hongyan Li
1/5000 翻译 There is Southwest Jiaotong University

Submission Author
Hongyan Li Southwest Jiaotong University
Ling Fu Southwest Jiaotong University
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Important Date

  • Conference Date

    Dec 08

    2023

    to

    Dec 10

    2023

  • Nov 01 2023

    Draft paper submission deadline

  • Dec 10 2023

    Registration deadline

Sponsored By
IEEE IAS
Organized By
Southwest Jiaotong University (SWJTU)
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