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Analysis of Grounding Performance of Tower Grounding Electrodes in Elevated Terrain IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-18 Yihua Dan, Zhanlong Zhang, Siqi Bu, Chak-Nam Wong, Puiyu Lin
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Analysis and Weakening of Sequence Impedance Coupling in Grid-Forming Converters IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-13 Mahmoud A. Elshenawy, Amr Radwan, Yasser Abdel-Rady I. Mohamed
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Common-Mode Frequency of Power Systems Affected by Voltage Dynamics IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-13 Huisheng Gao, Huanhai Xin, Guang Hu, Hui Yuan, Linbin Huang, Ping Ju
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A Novel Curve of Moisture Equilibrium of Oil Paper Based on the Effect of Electric Field IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-12 Hao Luo, Li Cheng, Zhiling Chen, Wangjun Deng, Xuetong Zhao, Lijun Yang, Ruijin Liao
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A Flux Matching Method for Mitigating the Inrush Current of Single-Phase Transformers IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-12 Amir Aghazadeh, Ehsan Hajipour, Vladimir Terzija, Sadegh Azizi
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Experimental Investigation of Power-to-Voltage Sensitivity Profiles of Residential Loads for Load Management Studies IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-10 Qiucen Tao, Maëva Courcelle, Johanna Geis-Schroer, Thomas Leibfried, Giovanni De Carne
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Operation of a Standalone Microgrid with an Advanced Discrete Generalized Integrator Based FLL Control IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-10 Sudip Bhattacharyya, Bhim Singh
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Selective Harmonic Compensation in SPC Grid-Forming Converters for Improving Power Quality in Weak Grid IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-10 Andres Tarraso, Jose Ignacio Candela, Joan Rocabert, Pedro Rodríguez
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Design-Oriented Large-Signal Stability Analysis of Synchronous Reference Frame Phase-Locked Loop IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-04 Miguel Carreño, Jie Song, Oriol Gomis-Bellmunt, Robert Griñó
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Partial Discharge Monitoring of C3F7CN/CO2 Mixture Retrofilled in Gas Insulated Busbar IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-04 Prem Ranjan, Maria Oancea, Qinghua Han, Faisal Omar Bahdad, Constantinos Onoufriou, Malcolm Seltzer-Grant, Roberto Fernandez Bautista, Lujia Chen
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A Novel Graphical Method for Interpretating Dissolved Gases and Fault Diagnosis in Power Transformer Based on Dynamique Axes in Circular Form IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-03 Abdelmoumene Hechifa, Chouaib Labiod, Abdelaziz Lakehal, Arnaud Nanfak, Diaa-Eldin A. Mansour
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Modelling the Unintentional Emissions of Single-phase Power Electronic Converters for Distortion Studies in the 2-150 kHz Range IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-03 Adam J. Collin, Jan Meyer, Pooya Davari, Jiri Drapela, Gary W. Chang, Roberto Langella
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Perturbation-Based Load Sensitivity Identification for Solid-State Transformer-Based Load Control IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-03 Maëva Courcelle, Qiucen Tao, Johanna Geis-Schroer, Thomas Leibfried, Giovanni De Carne
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Optimal Shunt Reactor Planning for Offshore Wind Farm IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-03 G. Y. Li, C. Sinatra, W. Y. Huang, G. W. Chang
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A New Online Power Reversal Strategy for LCC-HVDC Systems Utilizing Round Power Mode IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-03 Meng Chen, Ying Xue, Waisheng Zheng, Yiping Chen, Nan Chen, Conghuan Yang, Zhixuan Li
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Implementation and Testing A Robust Data-repairing Method for Protection IEDs on Process Bus IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-03 Mohammad K. Katoulaei, Charles M. Adrah, Hans K. Høidalen
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Topology and Control of Multiport DC Circuit Breaker Integrating Current-limiting and Fast Fault Clearing Capabilities IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-03 Yunfeng Huang, Huangqing Xiao, Ping Yang, Ying Huang
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Operating Reliability of In-grid HTS Power Cables Based on Electromagnetic–Thermal–Hydraulic Analysis IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-03 Hanyu Liang, Jie Sheng, Xuan Zhou, Ran Li, Zhijian Jin
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Influence of Induction Machine Loads on Islanding Detection by Inverter-Based Distributed Generation IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-02 Junji Kondoh
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An Estimation Method for Soft Fault Reflection Coefficient of Power Cable Based on Sliding-Window TLS-ESPRIT IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-02 Zhirong Tang, Kai Zhou, Yefei Xu, Pengfei Meng, Hongzhou Zhang
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Wideband Impedance Passivation of MMCs for Suppressing Harmonic Oscillations IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-09-02 Pengxiang Huang, Heng Wu, Luigi Vanfretti, Oriol Gomis-Bellmunt
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Non-Invasive Approach to Harmonic Responsibility Assignment Based on Conservative Power Theory IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-29 Matheus B. Arcadepani, Alexandre C. Moreira, Helmo K. Morales-Paredes
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Short-Line Fault Interruption Performance Comparison of SF6 Alternatives IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-28 Paweł Pietrzak, Joseph T. Engelbrecht, Deepshikha Kumari, Christian M. Franck
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Regional Fault Location of Distribution Network based on Distributed Observation and Fusion of Multi-Source Evidence IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-28 Miaomiao Zhou, Mengshi Li, Xiaosheng Xu, Qinghua Wu
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An Experimental Circuit Breaker for Benchmarking the Intrinsic Interruption Performance of SF6 Alternative Gas Mixtures IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-28 Mahir Muratovic, Joseph T. Engelbrecht, Philipp Simka, Paweł Pietrzak, Fabian Machler, Stefan Erismann, Christian M. Franck
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Quantifying Photovoltaic DC Interference on Buried Pipelines: Exploring Theory, Conducting Experiments and Field Testing IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-26 C. A. Charalambous, A. Dimitriou, C. Melios, N. Kioupis, T. Manolis
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Optimizing Transformer Fault Detection Performance through the Synergy of AI and Statistical Analysis for Multi-Fault Classification IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-26 Dhruba Kumar, Saurabh Dutta, Hazlee Azil Illias
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SONet: A small object detection network for power line inspection based on YOLOv8 IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-26 Weicheng Shi, Xiaoqin Lyu, Lei Han
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Region-based Active Learning for Insulator Defect Diagnosis using Aerial Images of Electric Transmission Networks IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-26 Kaidi Qiu, Yuan Cao, Di Jiang, Lei Chen, Qiang Yang
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A Deep-Learning Surrogate Model for the Fast Calculation of Temperature Distribution of ±500kV RIP Bushings IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-26 Luming Xin, Zehua Wu, Qingyu Wang, Baoying Wu, Linjie Zhao, Jianwei Cheng, Qiang Zeng, Zongren Peng
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Relaxed Nonlinear Vector Fitting for Calculation of Rational Approximation of Systems Defined by Input/Output Responses in the Frequency Domain IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-26 Abner Ramirez, Bjørn Gustavsen
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Advanced Wideband Line/Cable Modeling for Transient Studies IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-26 Abner Ramirez, Jesus Morales, Jean Mahseredjian, Ilhan Kocar
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Capacity Design of Cascaded Diode Rectifier-MMC Based HVDC for Offshore Wind Farm Integration IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-23 Ganghua Zhang, Wang Xiang, Xia Chen, Jinyu Wen
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A dual-stage solid-state fault-current limiter for flexible DC distribution networks IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-23 Zhihui Dai, Yiran Li
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Advancing GIS Operational Monitoring: A Novel Voiceprint Recognition Method Using Grassmann Manifold and Multi-Kernel Functions IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-23 Tianyao Ji, Zigang Liu, Xiaoliang Zhuang, Qiankun Li, Luliang Zhang, Q. H. Wu
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A High-Performance Low-Cost Resonant DC Load Switch Exclusively Utilizing Semi-Controlled Devices IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-22 Bei Zhang, Xiangyu Zhang, Tianpei Shan, Junyu Luo, Wei Li, Lei Qi
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Stability Analysis of Real-World Subsynchronous Oscillations via Black-Box EMT Models IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-21 Rahul Halugudde Ramakrishna, Zhixin Miao, Lingling Fan
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Soft Single-pole Reclosing Control for MMC-Connected AC Transmission Lines IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-21 Ning Tong, Jun Li, Guiyuan Li, Weihuang Huang, Runbin Cao, Yu Wang
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Dynamic Simulation of Rail Potential and Stray Current Distribution Based on Fast Adaptive Boundary Element Algorithm IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-08-12 Linjie Zhou, Wei Liu, Zhe Pan, Yuning Tang, Songyuan Li, Jianbang Niu
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Dynamic Equivalents of Active Distribution Networks Based on Active Synthesis Load Units IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-04-01 Shanhua Hu, Yalou Li, Xing Zhang, Qing Mu, Pengfei Tian
The traditional Active Distribution Network (ADN) equivalence method focuses on the characteristics of individual units while disregarding the distinctions from one unit to another. The low accuracy of the typical equivalent model for ADN under large disturbances affects the results of grid stability analysis. This paper proposes a novel dynamic equivalence method for ADNs based on Active Synthesis
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Estimation of Off-Nominal Parameters of Three-Winding Transformers Using Lagrange Interpolation IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-29 Sylwester Robak, Jan Machowski
Three-winding transformers equipped with on-load tap changers are widely used in power systems. The impact of tap-changer control across the entire range of regulation from the maximum tap to the minimum tap needs to be taken into account in some power system analyses. This article demonstrates that described in literature and applied in some computer packages certain modeling assumptions for three-winding
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Power Swing in Systems With Inverter-Based Resources鈥擯art II: Impact on Protection Systems IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-28 Mohamad-Amin Nasr, Ali Hooshyar
After introducing and analytically proving the distinctive dynamics associated with power swing of inverter-based resources (IBRs) in Part I, Part II of this article investigates the implications of such dynamics for power system protection. The paper sheds light on some of the major consequences of IBRs' unique power swing patterns. The study employs theoretical analysis and detailed PSCAD/EMTDC simulation
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Power Swing in Systems With Inverter-Based Resources鈥擯art I: Dynamic Model Development IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-28 Mohamad-Amin Nasr, Ali Hooshyar
While power swing is a well-understood phenomenon in conventional power systems, the power swing characteristics of systems with inverter-based resources (IBRs) remain significantly under-theorized. This paper demonstrates that this knowledge gap carries practical ramifications, including the potential to undermine the stability and reliable protection of future grids, where swing dynamics can be heavily
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Incorporating the LEMP Impact on Lightning Surge Analysis of Transmission Lines in EMT Simulators IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-27 Akifumi Yamanaka, Kazuyuki Ishimoto, Akiyoshi Tatematsu
Electromagnetic transient (EMT) analysis is an important tool to estimate the lightning performance of transmission lines. In this paper, we advanced the EMT analysis method for transmission lines by incorporating the lightning electromagnetic pulse (LEMP) impact. Analyses by the proposed method clarify the mechanism of the LEMP impact on lightning overvoltages of transmission lines: the LEMP induces
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IEEE Transactions on Power Delivery Information for Authors IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-25
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Study on the Mechanism and Electrical Characterization of the Distribution Porcelain Insulator Incipient Fault in the Non-Effectively Grounded System IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-22 Zihan Cong, Yadong Liu, Yingjie Yan, Ke Wang, Xiuchen Jiang
The porcelain insulator incipient fault (PIIF) is a self-clearing discharge process caused by water entering the crack of the porcelain insulator. It will not result in a tripping operation but may evolve into a permanent grounding fault after multiple occurrences, leading to various types of accidents, such as wire breaks, power outages, fires, and personal electric shocks. This paper uncovered the
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Power Distribution Systems Optimal Outage Restoration with Miscoordination Detection IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-22 Konrad Schmitt, Manohar Chamana, Meisam Mahdavi, Stephen Bayne, Luciane Canha
Distribution networks are susceptible to de-energizing many customers during an outage event. Through distribution network reconfiguration (DNR) techniques, outage events can be partially or entirely restored by rerouting power to customers in a new configuration that also isolates the faulted string. To improve reliability indices, utilities have been deploying many reclosers per feeder, increasing
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Implementation and Feasibility of Environmental Electric Field Measurement Based on Unmanned Aerial Vehicle IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-20 Kun-Long Chen, Hong-Shuo Chen
An environmental electric field (EF) measurement technology is proposed, based on an unmanned aerial vehicle (UAV) for working in the vicinity of high-voltage overhead lines. In this technology, the designed EF sensor and selected distance sensor are mounted on the UAV to realize non-contact EF measurement. Based on a parallel capacitor plate structure, the designed EF sensor implements a single-axis
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A Novel Pilot Protection Scheme Based on Differential Voltage for Hybrid LCC/MMC HVDC Transmission Lines IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-20 Ke Han, Yu Chen, Minghao Wen, Ruizhi Ma
The wide application of hybrid LCC/MMC HVDC system will be a trend in the future, and the performance of DC overhead line protection directly affects the safety of the system. The differential protection is used as backup protection to deal with high fault resistance conditions. However, it needs a long time delay to avoid mal-operation because of the distributed capacitance current. A new pilot protection
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Dual Fundamental Frequency HSS-Based Reduced Order Impedance Modeling of AC/AC Modular Multilevel Converter for Tundish Heating IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-19 Gelin Huang, Fujun Ma, Hongqi Ding, Qixiang Yang, Rui Fan, Lei Wang
Due to the specificity of continuous casting production, the application of ac/ac MMC structure in induction heating power supply requires the realization of frequency conversion from grid AC to low and medium single-phase AC, which makes the conventional modeling methods inappropriate. In this article, an HSS-based reduced order impedance model is proposed. Firstly, due to the complexity of the internal
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A Harmonic Impedance on Utility Side Estimation Method Based on Laplace Mixture Model IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-19 Yu Fan, Fangwei Xu, Chang Wang, Qin Shu
With the advancement of new power systems, an increasing number of new energy power stations and nonlinear loads are connecting to the grid. This has led to a more serious problem of harmonic pollution, with an increase in harmonic sources within the power grid. Estimating the harmonic impedance on the utility side is crucial for assessing harmonic emissions and evaluating harmonic contributions. However
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A Generalized Equivalence Method for the Calculation of Low-Frequency EMI on Pipeline Networks Considering Polarization Effect IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-19 Min-zhou Liu, Yan-zhao Xie, Yu-ying Wu, Riccardo Trinchero, Igor Simone Stievano
Large-scale pipeline networks may be subject to wide-area and spatially nonuniform external electromagnetic interference. This paper presents a generalized and efficient algorithm for the calculation of inductive and conductive coupling to pipeline networks based on the two-port equivalent circuit. In the modified transmission line model of the pipeline, the external inteference are characterized by
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Graph Theory-Based Topology Derivation for Diverter Switches of Vacuum-Type OLTCs IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-19 Chenguang Yan, Zhangheng Liu, Kai Ding, Hongxi Yang, Shiqi Kang, Peng Zhang, Hao Liu, Che Xu, Baohui Zhang
Vacuum-type on-load tap changers (OLTCs) are widely adopted in ultra-high voltage converter transformers to perform frequent voltage regulation without interrupting the load current. The diverter switch topology is the key basis of switching procedures and mechanical design for OLTCs. Due to the lack of an effective topology derivation method, the acquisition of diverter switch topologies with symmetrical
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Positive-Sequence Modeling of Droop-Controlled Grid-Forming Inverters for Transient Stability Simulation of Transmission Systems IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-18 Wei Du, Quan H. Nguyen, Song Wang, Jinho Kim, Yuan Liu, Songzhe Zhu, Francis K. Tuffner, Zhenyu Huang
This article describes a positive-sequence model to represent two widely reported droop-controlled grid-forming inverters for transmission system transient stability simulation studies. Methods of how to develop the equivalent voltage source behind impedance to represent inverters with and without inner control loops, modeling of P-f and Q-V droop controls, active and reactive power limiting modeling
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A Novel Mathematical鈥揚hysical Arc Model and its Application to the Simulation of High-Impedance Arc Faults in Distribution Networks IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-18 Tong Zhou, Qing Yang, Tao Yuan, Hengxin He, Hongwen Liu
High-impedance arc faults (HIAFs) occur frequently in distribution networks. An electric arc can easily cause serious accidents. The detection and prevention of arc faults are crucial for the safety of electrical systems and equipment. The electrical characteristics of an electric arc are influenced by various factors such as the environmental pressure, current magnitude, and arc length. Describing
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Improved Numerical Modeling of Electro-Thermal Coupling of MOVs Based on PSO Algorithm IEEE Trans. Power Deliv. (IF 3.8) Pub Date : 2024-03-18 Chen Long, Yunfan Bai, Yifei Wu, Yi Wu, Mingzhe Rong, Yu Xiao
Metal oxide varistors (MOVs) have been widely employed in DC interruptions to absorb system energy and clamp overvoltage. Specifically, for operating conditions that require continuous actions, such as reclosing, the cumulative effect of temperature may affect the electrical characteristics, which in turn impacts the equalization performance of the whole component. A numerical simulation model that