Number of Articles: 16
A Dynamic Optimal Power Flow of a Power System Based on Genetic Algorithm
Volume 40, Issue 2 , February 2022, Page 290-300
Abstract
The traditional concepts and practices of power systems are superimposed by economic market management. So OPF has become complex, and classical optimization methods were used to solve ... Read More ...Experimental Study of F2833x/Texas Ins. for Constructing Speed Controller on a Synchronous Motor Based on SVPWM Method
Volume 40, Issue 2 , February 2022, Page 301-310
Abstract
Microprocessor programming algorithms in electrical inverter drive systems are essential in developing and formulating modern methods in closed control circuits. The microprocessor ... Read More ...The Proposition of Three Approaching Ways to Implement Tan-sigmoid Activation Function in FPGA
Volume 40, Issue 2 , February 2022, Page 311-321
Abstract
Hyperbolic tangents and Sigmoid are commonly used for Artificial Neural Networks as activation functions. The complex equation of the activation function is one of the most difficult ... Read More ...A combining two ksvm classifiers based on True pixel values and Discrete wavelet transform for mri-based brain tumor detection and Classification
Volume 40, Issue 2 , February 2022, Page 322-333
Abstract
The studies on brain tumor detection and classification are continuing to improvethe specialists’ ability in diagnosis. Magnetic Resonance Imaging (MRI) is one ofthe most common ... Read More ...The Structural and Optical Properties of Nanocrystalline Fe3O4 Thin Films Prepared by PLD
Volume 40, Issue 2 , February 2022, Page 334-342
Abstract
In this study, thin films of pure iron oxide (Fe3O4) were prepared using pulsedlaser deposition technique under vacuum (2×10-3 mbar) using Nd: YAG laser atdifferent laser energies ... Read More ...Effects of pumping profiles on the temperature distributions in doubleend pumped solid-state lasers: A comparison study
Volume 40, Issue 2 , February 2022, Page 343-349
Abstract
In this work, the effects of pumping profiles on the temperature distributions in solid-state lasers pumped by laser diode from two different end faces were studied. With different ... Read More ...Effect of Fiber-Telescope Coupling Losses on Wideband Wavelength Division Multiplexing in Free Space Optical Communications
Volume 40, Issue 2 , February 2022, Page 350-357
Abstract
The effect of telescope losses (TL) on wideband wavelength division multiplexing (Wideband-WDM) based on free-space optical communication (FSOC) is investigated via OptiSystem software. ... Read More ...Eccentricity Effect on Radial Forces of Bearingless BLDC Motor: Study and Analysis
Volume 40, Issue 2 , February 2022, Page 358-368
Abstract
The bearingless BLDC motor gathers all advantages of the BLDC motor and bearingless machine, and this motor is extensively used in blood and artificial heart pumps. In a bearingless ... Read More ...Optimizing the Performance of Wireless Sensor Network Based on Software Defined Network and Gaussian Filter
Volume 40, Issue 2 , February 2022, Page 379-385
Abstract
This paper presents software defining network SDN control in wireless sensor networks (WSN) to estimate packet flow, which relies on a Gaussian filter to filter the transmitted signal. ... Read More ...A Comparative Study of Perturb and Observe (P&O) and Incremental Conductance (INC) PV MPPT Techniques at Different Radiation and Temperature Conditions
Volume 40, Issue 2 , February 2022, Page 376-385
Abstract
The biggest challenge in the solar system is to extract the maximum output powerfrom photovoltaic (PV) panels under different solar radiation and temperatureconditions. This paper presents ... Read More ...FPGA-Based Single-Phase PV Inverter Using Unipolar and Bipolar SPWM Control Techniques
Volume 40, Issue 2 , February 2022, Page 386-395
Abstract
The study presents circuitry modeling and methodology to integrate solar photovoltaic (PV) energy with grid (AC) sources to supplement household appliances during a power cut-off or ... Read More ...A Comprehensive Comparison for Different Hybrid Based Localization Algorithms for Indoor Communications
Volume 40, Issue 2 , February 2022, Page 396-403
Abstract
The era of the wireless communication-based indoor environment has resulted in several challenges represented by signal reflection, diffraction, and attenuation. Thereby, it affects ... Read More ...Synthesized of GaN Nanostructure Using 1064 nm Laser Wavelength by Pulsed Laser Ablation in Liquid
Volume 40, Issue 2 , February 2022, Page 404-411
Abstract
GaN nanostructure was Synthesized using Pulsed laser ablation in liquid ethanol with Nd:YAG laser at pulsed laser ablation energy of 1600 mj and laser wavelength of 1064 nm. The nanoparticle ... Read More ...Numerical Simulation of the Self-Imaging at Different Cascaded Optical Fiber Specifications
Volume 40, Issue 2 , February 2022, Page 412-421
Abstract
Cascaded optical fiber single mode-no core-single mode fiber (SNS) attracted attention for being the base of various photonic devices. These devices are used in optical communication, ... Read More ...Physical Properties of Pure Gold Nanoparticles and Gold Doped ZnO Nanoparticles Using Laser Ablation in Liquid For Sensor Applications
Volume 40, Issue 2 , February 2022, Page 422-427
Abstract
In this paper, the effect of using laser ablation of pure gold targets to obtain gold Nano rods and for pure zinc targets to obtain zinc oxide nanoparticles was studied separately in ... Read More ...Performance Comparison of Serial and Parallel Hybrid Fiber Amplifier under Optimum Pump Conditions
Volume 40, Issue 2 , February 2022, Page 428-432