Search Results for author: Lei Kou

Found 13 papers, 0 papers with code

Image encryption for Offshore wind power based on 2D-LCLM and Zhou Yi Eight Trigrams

no code implementations2 Jun 2023 Lei Kou, Jinbo Wu, Fangfang Zhang, Peng Ji, Wende Ke, Junhe Wan, Hailin Liu, Yang Li, Quande Yuan

In this paper, we propose a new encryption algorithm for offshore wind power based on two-dimensional lagged complex logistic mapping (2D-LCLM) and Zhou Yi Eight Trigrams.

Optimal scheduling of park-level integrated energy system considering ladder-type carbon trading mechanism and flexible load

no code implementations3 Mar 2023 Hongbin Sun, Xinmei Sun, Lei Kou, Benfa Zhang, Xiaodan Zhu

In an attempt to improve the utilization efficiency of multi-energy coupling in park-level integrated energy system (PIES), promote wind power consumption and reduce carbon emissions, a low-carbon economic operation optimization model of PIES integrating flexible load and carbon trading mechanism is constructed.

Scheduling

Quantitative Method for Security Situation of the Power Information Network Based on the Evolutionary Neural Network

no code implementations26 Nov 2022 Quande Yuan, Yuzhen Pi, Lei Kou, Fangfang Zhang, Bo Ye

This study proposes a method for quantifying security situation of the power information network based on the evolutionary neural network.

Deep Reinforcement Learning Microgrid Optimization Strategy Considering Priority Flexible Demand Side

no code implementations11 Nov 2022 Jinsong Sang, Hongbin Sun, Lei Kou

The existing research takes into account the power constraints of the microgrid and fails to ensure a sufficient supply of electric energy for a single flexible load.

reinforcement-learning Reinforcement Learning (RL)

A Random Forest and Current Fault Texture Feature-Based Method for Current Sensor Fault Diagnosis in Three-Phase PWM VSR

no code implementations8 Nov 2022 Lei Kou, Xiao-dong Gong, Yi Zheng, Xiu-hui Ni, Yang Li, Quan-de Yuan, Ya-nan Dong

The current sensor faults may bring hidden danger or damage to the whole system; therefore, this paper proposed a random forest (RF) and current fault texture feature-based method for current sensor fault diagnosis in three-phase PWM VSR systems.

Fault Detection

A survey on the development status and application prospects of knowledge graph in smart grids

no code implementations2 Nov 2022 Jian Wang, Xi Wang, Chaoqun Ma, Lei Kou

With the advent of the electric power big data era, semantic interoperability and interconnection of power data have received extensive attention.

Decision Making

Data-driven design of fault diagnosis for three-phase PWM rectifier using random forests technique with transient synthetic features

no code implementations2 Nov 2022 Lei Kou, Chuang Liu, Guo-wei Cai, Jia-ning Zhou, Quan-de Yuan

A three-phase pulse-width modulation (PWM) rectifier can usually maintain operation when open-circuit faults occur in insulated-gate bipolar transistors (IGBTs), which will lead the system to be unstable and unsafe.

Review on Monitoring, Operation and Maintenance of Smart Offshore Wind Farms

no code implementations1 Nov 2022 Lei Kou, Yang Li, Fangfang Zhang, Xiaodong Gong, Yinghong Hu, Quande Yuan, Wende Ke

In recent years, with the development of wind energy, the number and scale of wind farms are developing rapidly.

Fault diagnosis for open-circuit faults in NPC inverter based on knowledge-driven and data-driven approaches

no code implementations31 Oct 2022 Lei Kou, Chuang Liu, Guo-wei Cai, Jia-ning Zhou, Quan-de Yuan, Si-miao Pang

Finally, the diagnosis results of online fault diagnosis experiments show that the proposed classifier can locate the open-circuit fault of IGBTs in NPC inverter under the conditions of different loads.

Fault Diagnosis for Power Electronics Converters based on Deep Feedforward Network and Wavelet Compression

no code implementations27 Oct 2022 Lei Kou, Chuang Liu, Guowei Cai, Zhe Zhang

Secondly, the wavelet transform is used to remove the redundant data of the features, and then the training sample data is greatly compressed.

Review for AI-based Open-Circuit Faults Diagnosis Methods in Power Electronics Converters

no code implementations26 Sep 2022 Chuang Liu, Lei Kou, Guowei Cai, Zihan Zhao, Zhe Zhang

Power electronics converters have been widely used in aerospace system, DC transmission, distributed energy, smart grid and so forth, and the reliability of power electronics converters has been a hotspot in academia and industry.

Data Encryption based on 9D Complex Chaotic System with Quaternion for Smart Grid

no code implementations3 Jun 2022 Fangfang Zhang, Zhe Huang, Lei Kou, Yang Li, Maoyong Cao, Fengying Ma

In this paper, a new 9D complex chaotic system with quaternion is proposed for the encryption of smart grid data.

Management

Multi-source data processing and fusion method for power distribution internet of things based on edge intelligence

no code implementations30 Mar 2022 Quande Yuan, Yuzhen Pi, Lei Kou, Fangfang Zhang, Yang Li, Zhenming Zhang

In this paper, an edge intelligence-based PD-IoT multi-source data processing and fusion method is proposed to solve the problems of confusing storage and insufficient fusion computing performance of multi-source heterogeneous distribution data.

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