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هوش محاسباتی در مهندسی برق
ISSN 2821-0689 · University of Isfahan · 84 artikel di indeks
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Artikel Jurnal Teks lengkap
Mixed Optical-Radio Secure Uplink Transmission Employing Reconfigurable Intelligent Surfaces
Mobile radio communications have been used for a long time, and in recent years, new generations, including 5G and 6G, have been studied by researchers and made available to the public. In addition to these high-speed communications, very high-speed wireless optical communications in the core…
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Multi-objective optimization of the performance of an energy hub including renewable resources and storage devices
In this paper, a multi-objective performance optimization of an energy hub, including electrical, heating, and cooling power, has been conducted to simultaneously minimize fuel and environmental costs. To account for the uncertainties in the modeling parameters, such as the amount of power…
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Planning the Optimal Replacement of Fast Charging Stations for Electric Vehicles in Distribution Networks Considering the Impact of EV User's Behavior
The use of electric vehicles (EVs) as an emerging sector in transportation is effective in reducing global warming. In this paper, the optimal replacement of a fast charging station (FCS) considering the impact of EV users’ behavior is investigated. The behavior of users is investigated to reduce…
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Internal Fault Diagnosis in Power Transformers Using Dissolved Gas Analysis and Deep Learning Technique
The most common method for detecting internal faults in power transformers is the dissolved gas analysis (DGA) technique. The application of deep learning approaches in analyzing dissolved gases in oil faces challenges related to the scarcity of reliable labeled datasets, leading to overfitting and…
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Design and Implementation of Correct Operation of Transmission Line Distance Relay in the Presence of SVC under Asymmetrical Faults in Power Systems without Utilizing Communication Systems
This paper addresses the design and implementation of correct distance relay operation for transmission lines during single-phase asymmetric faults in the presence of SVC. The method used is based on utilizing negative, positive, and zero sequence currents to detect the effect of the Static Var…
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A Differential-Distance Protection-Based Algorithm for Securing Double-Circuit Transmission Lines Against False Data Injection Cyberattacks
Nowadays, communication networks play a crucial role in the integrated management of power systems, improving operational conditions, and implementing protective algorithms. However, the extensive utilization of these networks introduces challenges, including increased vulnerability of power…
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Localization and Tracking of a Moving Signal Source Using a UAV and Reinforcement Learning
Accurate localization is of significant importance in various applications, such as search and rescue operations. UAVs are regarded as a suitable solution for this purpose due to their agility and greater line-of-sight capabilities. In this research, a UAV is responsible for two-dimensional…
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A Novel Phase Shift Hybrid Control Method for Full-Bridge Buck DC-DC Converters Based on Type 3 Voltage Loop Compensator and Overcurrent Protection
In this article, a new hybrid control strategy for full-bridge DC-DC converters based on the phase shift control method is presented. The proposed control method has two loops of current control and voltage control, which is designed by using two operational amplifiers and creating a type 3…
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Model-based Predictive Torque Control for Matrix Converter Fed Induction Motor Drive with Reactive Power Mitigation
Because of the inherent limitations of traditional AC-DC-AC converters, especially in electric motor drives, Matrix Converters (MCs), have attracted increasing attention as an alternative. Unlike traditional converters, MCs eliminate the necessity of a DC-link capacitor, support bidirectional power…
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Fusion of Functional and Anatomical Images Based on Cartoon-Texture Analysis and Pulse-Coupled Neural Network
MRI and PET (or SPECT) image fusion enable the simultaneous visualization of anatomical details provided by the MRI image and functional details provided by the PET (or SPECT) image. This paper introduces a new image fusion framework for MRI and PET (or SPECT) medical images, which utilizes the…
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Resilience-Oriented Power Distribution System Planning and Outage Management Based on Operational Situation Awareness
Resilience characteristics in power systems and distribution networks refer to the system's ability to withstand severe disturbances with a low probability of occurrence. This paper proposes a two-level planning framework designed to increase resilience and manage outages in the distribution system…
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Numerical Study of ACET Assisting Concentrator for On-chip Analytical Detection of Low-concentration Analytes
Miniaturization has been widely applied in biosensing and immunosensing applications nowadays. Due to low Reynolds number flow, microchips usually suffer from mass transport and low detection yield. It should be noted that the antibody is immobilized on the surface of the biosensor, and the antigen…
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Face and Speech Emotion Recognition Using GSOAR Model
In recent years, dynamic emotion recognition has become a crucial component for enhancing natural human-computer interaction. This paper proposes an advanced method for recognizing emotions in video files by combining facial and speech features, with a novel focus on improving the segmentation…
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Transmission network voltage stability assessment using a new line stability index
Voltage stability assessment is one of the critical topics concerning the stability of power systems. With the increasing loading of transmission networks and its impact on downstream networks, the importance of studying this issue has gained attention even more. By presenting a new index, this…
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Four-channel Control of Master-slave Robotic System with User’s Force Transfer during Obstacle Collision at the Remote Site based on Input-to-state Stability
The possibility of transferring the sense and force of the user on the driver side to the follower robot has always been discussed in master/slave systems. It has gained special importance in recent research. In the present study, the control torque of the slave side is adjusted by transferring the…
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Introducing a Novel Clustering Method for Distribution Networks to Enhance Network Performance and Ensure Load Supply in the Event of Contingencies: A Fuzzy Function-Based Approach
To improve the resiliency of the distribution system during normal and emergency conditions, approaches for planning and operating are required so that the network can supply more loads during normal and emergency times. Thus, with the cellular approach in network planning, according to the…
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A Scalable Ensemble Learning-Based Model for Optimal Placement of Circuit Breaker and Sectionalizer in Power Distribution Systems with the Aim of Reliability Improvement
The number and location of switching devices (e.g., circuit breakers and sectionalizers) should be optimally determined in power distribution systems to reduce system interruptions and associated costs. However, existing mathematical optimization algorithms, such as classic and metaheuristic…
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Optimal Power Management and Energy Cost Saving for the Hybrid Microgrids under Uncertainties of Wind Speed and Solar Radiation Considering Demand Side Management (DSM)
Because the energy production of wind turbines (WT) and PV is highly dependent on wind speed and solar radiation, the financial consequences of weather changes in a hybrid microgrid (HMG) have been analyzed. To provide optimal performance of the microgrid, demand side management (DSM) has been also…
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Diagnosing the type and location of the transformer fault by analyzing the dissolved gas using fuzzy logic
There are many methods to diagnose transformer faults, including dissolved gas analysis (DGA), done in two conventional and smart ways. This paper presents a new method based on fuzzy logic and 5 DGA methods (key gas method, Durenberg's ratio method, Rogerˊs ratio method, IEC method, and Duval…
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Design and Construction of Position Sensorless Controller of Permanent Magnet Synchronous Motor with Internal Magnet based on Improved Phase-Locked Loop
In recent years, the use of permanent magnet synchronous motors has become popular. These engines are cheaper, lighter, and more durable. However, to control these motors, accurate information about the position of the rotor is necessary. For this reason, various methods have been used to improve…