ahmed.kassem

Prof. Ahmed Kassem

استاذ - قائم بعمل عميد كلية الهندسة بسوهاج

كلية الهندسة

العنوان: كلية الهندسة -جامعة سوهاج

4

إعجاب
2020 | الكلمات المفتاحية Load frequency control, Fuzzy logic control, Mine blast algorithm,
Optimal design of fuzzy PID controller for deregulated LFC of multi-area power system via mine blast algorithm
This paper presents a novel optimal fuzzy proportional–integral–derivative (fuzzy PID) controller for load frequency control (LFC) designed by a proposed approach of mine blast algorithm (MBA) for multi-interconnected areas. The system includes reheat thermal connected power systems with the effect of the governor dead zone and turbine generation rate constraint nonlinearity. The proposed approach is used to determine the optimal ... إقراء المزيد

Power management strategy for battery electric vehicles
This study presents a novel power management strategy (PMS) for a small urban electric vehicle. Enhancing battery electric vehicles driving range and their batteries' lifetime are possible through developing a more effective PMS for them. Fuzzy logic control (FLC) is proposed to control the power control unit (PCU) of the battery management system. The control devices used are verified and ... إقراء المزيد

2019 | الكلمات المفتاحية Load frequency control, Renewable energy sources, Antlion optimizer,
Antlion optimizer-ANFIS load frequency control for multi-interconnected plants comprising photovoltaic and wind turbine
This paper proposes optimal load frequency control (LFC) designed by Adaptive Neuro Fuzzy Inference System (ANFIS) trained via antlion optimizer (ALO) for multi-interconnected system comprising renewable energy sources (RESs). Two systems are modeled and investigated; the first one has two plants of grid connected photovoltaic (PV) system with maximum power point tracker (MPPT) and thermal plant while the second comprises ... إقراء المزيد

2018 | الكلمات المفتاحية Hybrid Wind/storage Generation,
Modeling and Control Design of an Autonomous Hybrid Wind/Energy Storage Generation Unit
The purpose of the present paper is to investigate a controller design and simulations of autonomous hybrid wind turbine system with variable-speed permanent magnet synchronous generator (PMSG) and a system for storing energy. The proposed system is mainly composed of a wind turbine drives permanent magnet synchronous generator, uncontrolled rectifier, DC/DC converter, DC/AC inverter and static loads. Furthermore, the mathematical ... إقراء المزيد

Firefly Optimization Algorithm for the Reactive Power Control of an Isolated Wind-Diesel System
This paper investigates the application of firefly optimization algorithm to design an optimal control for voltage stability of a stand-alone hybrid renewable generation unit based on reactive power control. The studied renewable generation unit mainly consists of a permanent magnet induction generator driven by wind turbine and a synchronous generator driven by diesel engine. A STATCOM is used to stabilize ... إقراء المزيد

Review, analysis and improving the utilization factor of a PV-grid connected system via HERIC transformerless approac
This paper proposed an improved Highly Efficient and Reliable Inverter Concept (HERIC) inverter with photovoltaic (PV)-grid connected power system. However, transformerless inverter based on HERIC topology is considered as one of the most reliable, efficient, and approximately leakage free inverters with the PV-grid connected systems. The main drawback of this inverter is drawing a discontinuous current from the photovoltaic generating ... إقراء المزيد

2017 | الكلمات المفتاحية photovoltaic; energy storage system; art,
Optimal control based on maximum power point tracking (MPPT) of an autonomous hybrid photovoltaic/storage system in micro grid applications
This paper investigates how to increase the efficiency of a photovoltaic/energy storage generation unit supplying dynamic loads by regulating and managing both the photovoltaic generator and the storage battery charge-discharge modes. The proposed photovoltaic/energy storage unit is proposed to supply an induction motor driven industrial pump with controlled speed and/or a DC motor driven water pump. An optimal proportional-integral-derivative control ... إقراء المزيد

Optimal Control of an Autonomous Variable Speed Wind Generation System based on Bacteria Foraging Optimization Technique
A developed control strategy for an isolated wind generation unit is presented. The proposed system mainly consists of an induction generator driven by a wind turbine, synchronous machine, consumer load, discrete dump load, and gate turn-off thyristor based power electronics converter. Two control loops are used in this study. The first regulates the load bus voltage based on the excitation ... إقراء المزيد

2014 | الكلمات المفتاحية wind power, MPC,
Reactive power control for voltage stability of standalone hybrid wind-diesel power system based on functional model predictive control
This study investigates the application of the model predictive control (MPC) approach for voltage stability of an isolated hybrid wind-diesel generation system based on reactive power control. This scheme consists of a synchronous generator (SG) for a diesel-generator (DG) system and an induction generator (IG) for a wind energy conversion system. A static voltage automatic regulator (VAR) compensator (SVC) is ... إقراء المزيد

2014 | الكلمات المفتاحية wind power, SMC,
Load parameter waveforms improvement of a standalone wind-based energy storage system and Takagi–Sugeno fuzzy logic algorithm
The application of the Takagi-Sugeno (TS) fuzzy approach for voltage and frequency control of an isolated wind turbine (WT) system with variable-speed permanent magnet synchronous generator (PMSG) and a system for storing energy during wind speed and load variations is investigated. Energy storage systems are needed for power balance and power quality in autonomous wind energy systems. Initially, the holistic ... إقراء المزيد