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650 articles for “Simulation”
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DESIGN AND ANALYSIS OF ITERATED STAR SHAPED STAR SLOTTED FRACTAL ANTENNA
Abstract: In this paper, A Novel star shaped iterated fractal antenna with circular slot in midway is proposed. Proposed antenna is very small in size and ground of antenna also defected by cutting approximately half PEC material. In this proposed antenna number of iterations has been applied. This proposed Antenna is simulated by CST-MWS (Computer Simulation Technology – Microwave Studio) and different simulated results are analyzed. The self similarity property of …
Published in International Journal of Microwave Engineering and Technology · Vol. 1, Issue 2, 2015 · pp. 1–6 Read article
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A Single Band Hexagonal Shape Microstrip Dipole Antenna for LTE Application
Abstract: ABSTRACT The dipole antenna or dipole aerial is one of the most important and usually used types of RF antenna. It is widely used on its own, and it is also incorporated into lots different RF antenna layout where it forms the driven element for the antenna. In this paper, strive has been made to analyse new single band hexagonal shape dipole antenna for LTE application. The simulate and experiment …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 1, 2019 · pp. 31–35 Read article
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Analysis of Energy Efficiency of Standalone PV Cell Through HC Algorithm and Transconductance
Abstract: This research could be used to analyze in the development of maximum power point tracking (MPPT) algorithm. This thesis presents the modeling and simulation of hill climbing (HC) MPPT using novel Single Ended Primary Inductance Converter (SEPIC). This research firstly introduces a practical model of photovoltaic by which the photovoltaic array’s model is obtained. The HC algorithm is used to track the maximum power from the solar panel. The MPP …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 3, Issue 2, 2017 · pp. 26–31 Read article
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Performance Comparison of SRF-PLL and STF Control Algorithm for Power Quality Improvement
Abstract: Electrical power distribution system power quality improvement is a major issue. Controlling grid connected converters (GCCs) in adverse grid conditions is also a challenge. This condition cannot be ignored due to rapid growth in the use of inverter-interfaced renewable power generation sources and non-linear loads. The SRF (Synchronous reference frame)- PLL (Phase-locked loop) and extended self-tuning filter are simulated and compared under distributed power generation for mitigation of harmonics, reactive …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 7, Issue 2, 2021 · pp. 34–45 Read article
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A Star Shape Wideband Antenna for Microwave Energy Harvesting
Abstract: The paper proposes a Wideband star shape Microstrip Antenna, with particularly intended to wide bandwidth, small size for utilizing in microwave energy harvesting system. The antenna simulated with half ground is having a lower VSWR (Voltage Standing Wave Ratio) of 1.1 at a design frequency of 3.55 GHz, and a 2:1 VSWR bandwidth of 3.267GHz achieved. The structure of antenna is finally decided after analyzing various dimensional effects on bandwidth, …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 1, Issue 1, 2015 · pp. 27–31 Read article
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A Single Band Microstrip Dipole Antenna for PFDA Applications
Abstract: ABSTRACT This paper presents the simulation and experimental effects of a single band microstrip dipole antenna. The precise ness of this antenna design is because of its simple structure and feeding mechanism with low production cost. The antenna is designed at a substrate with εr = 4.4 and height h = 1.6mm for 1.504 GHz frequency bands. The resonance of antenna I -37dB achieve at the resonant frequency of 1.504GHz …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 5, Issue 1, 2019 · pp. 6–9 Read article
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A Detailed Lumped Model for Vinyl Acetate Emulsion Polymerization
Abstract: Abstract A mathematical model was developed to simulate emulsion polymerization of vinyl acetate monomer in isothermal, batch and semi-batch reactors. The recipe components included monomer (vinyl acetate), initiator (potassium persulfate), surfactant (sodium dodecyl sulfate) and water as the dispersion medium. The two important phenomena, particle nucleation and particle growth, were modeled in adequate detail. The mechanistic details included: particle formation via micellar nucleation; coupling of the radical concentration in the …
Published in International Journal of Polymer Science and Engineering · Vol. 5, Issue 1, 2019 · pp. 1–12 Read article
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Thermal Management Of Cylindrical Lithium-Ion Battery Using A Wavy Tube
Abstract: To maintain a proper temperature range and eliminate local temperature disparities, thermal management is required for lithium-ion batteries in electric vehicles. A wavy tube is presented for a liquid cooling cylindrical lithium-ion battery module in this research. On the suggested battery module, three-dimensional transient simulations were run, and numerical improvements were made by changing the wavy contact angle of the wavy tube. The heat dissipation efficiency and temperature field homogeneity …
Published in International Journal of Manufacturing and Materials Processing · Vol. 9, Issue 2, 2023 · pp. 10–22 Read article
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Production of Dental Materials by Computer-Aided Manufacturing Technologies
Abstract: The aim of the present paper is to make a review of the modern trends in the development of the technologies for production of dental materials. An understanding of the currently available bonding strategies to CA/CAM materials can help the clinician to select the most indicated system for each category of materials. Three are the main trends in production technologies in dentistry last 30 years: digitalization, simulation and implementation of …
Published in International Journal of Computer Aided Manufacturing · Vol. 3, Issue 1, 2017 · pp. 36–39 Read article
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Thermal Analysis of Earth Heat Exchanger Using Air as a Medium
Abstract: Thermal energy is the main concept of an earth air tube heat exchanger (EATHE), which uses the thermal energy of the ground for cooling and heating of the fluid medium. Here, air is used as cooling medium. The air cools in summer and gets heated in winter due to the temperature difference between the air and underground surface. However, for the study of the surface heat convection study of model …
Published in International Journal of Computer Aided Manufacturing · Vol. 4, Issue 1, 2018 · pp. 1–17 Read article
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Design of Real-Time Candy Vending Machine Using Verilog HDL
Abstract: This project focuses on the implementation of a real-time candy vending machine using Verilog Hardware Description Language (HDL). The main objective is to design a digital system that simulates the operation of a candy machine, including accepting coin inputs and monitoring the total inserted amount in real time. Verilog HDL is used to model the system’s behavior at the register– transfer level, making it suitable for academic and conceptual understanding …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 12, Issue 1, 2026 · pp. 11–17 Read article
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Evaluation of Deformation Behavior of a Structural Pipe Bracket Under Static Loading Using Finite-Element Analysis
Abstract: This study presents a comprehensive structural integrity assessment and comparative static response analysis of an industrial support bracket subjected to varying mechanical loading conditions using the finite element method (FEM). Industrial brackets are essential load-bearing components in mechanical and structural systems, where adequate stiffness, strength, and dimensional stability are critical for ensuring operational reliability and structural safety. The primary objective of this investigation is to evaluate the influence of material …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 12, Issue 2, 2026 · pp. 1–12 Read article
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Autonomous Multi-Agent Sensor Network for Distributed Environmental Instrumentation
Abstract: Environmental monitoring requires intelligent, scalable, and autonomous instrumentation systems capable of continuously sensing, processing, and communicating heterogeneous data under dynamic conditions. This study proposes an Autonomous Multi-Agent Sensor Network for Distributed Environmental Instrumentation, integrating distributed sensor nodes, edge computing, multi-agent collaboration, adaptive data fusion, and intelligent decision-making to achieve reliable real-time monitoring of environmental parameters. Each sensor agent autonomously performs local sensing, anomaly detection, energy-aware communication, and cooperative information exchange …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 12, Issue 2, 2026 Read article
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Vehicle to Grid and Grid to Vehicle single phase Grid
Abstract: This paper contains the modeling and intelligent control of Vehicle-to-Grid and Grid-to-Vehicle single-phase bidirectional converter. It is suggested to have a hybridized double-loop control architecture including an outer DC-link voltage regulation loop and an inner grid current control loop. A voltage control loop is added to a DC-link voltage adjustment system with fuzzy logic controller (FLC), to adjust dynamic performance under various operating conditions controlled by adaptively regulating the DC-link …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 12, Issue 2, 2026 Read article
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A Review on LIFI- Data Transmitting System
Abstract: Using visible light as a channel for high-speed data transfer, Li-Fi (Light Fidelity) is a quickly developing wireless communication technology that offers a highly effective and cutting-edge substitute for traditional radio frequency (RF)-based systems like Wi-Fi and Bluetooth. With the exponential growth of connected devices and the increasing demand for faster and more reliable communication, the RF spectrum is becoming congested, leading to reduced performance and interference issues. In order …
Published in International Journal of Digital Communication and Analog Signals · Vol. 12, Issue 2, 2026 Read article
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Establishment of a Sensitive LC-MS Method for Pharmacokinetic Evaluation of Decitabine and Cedazuridie in Rat Plasma
Abstract: A simple, rapid, and highly sensitive liquid chromatography–mass spectrometry (LC–MS) method was successfully developed and validated for the simultaneous determination of Decitabine and Cedazuridine in plasma matrices. The method demonstrated excellent linearity across the selected calibration range, with correlation coefficients (R²) consistently exceeding 0.999 for both analytes, indicating strong analytical performance. Method validation was carried out in accordance with ICH Q2(R2) and US FDA bioanalytical method validation guidelines, ensuring compliance …
Published in International Journal of Green Chemistry · Vol. 12, Issue 1, 2026 · pp. 34–42 Read article
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Electric Vehicle Integration to Stabilize the Grid by Improving Power Quality
Abstract: This paper presents power quality improvement in terms of voltage and frequency regulation for electric vehicles connected to the grid, with a focus on Vehicle-to-Grid (V2G) and Grid-to-Vehicle (G2V) action. Efficient management of power flow is required to regulate voltage and ensure reliability, which helps to enhance grid stability. The main aim is to optimize the power flow in both directions to improve grid stability and reduce losses. Here, a …
Published in International Journal of Analog Integrated Circuits · Vol. 12, Issue 2, 2026 Read article
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Establishment of a Sensitive LC-MS Method for Pharmacokinetic Evaluation of Decitabine and Cedazuridie in Rat Plasma
Abstract: Abstract A simple, rapid, and highly sensitive liquid chromatography–mass spectrometry (LC–MS) method was successfully developed and validated for the simultaneous determination of Decitabine and Cedazuridine in plasma matrices. The method demonstrated excellent linearity across the selected calibration range, with correlation coefficients (R²) consistently exceeding 0.999 for both analytes, indicating strong analytical performance. Method validation was carried out in accordance with ICH Q2(R2) and US FDA bioanalytical method validation guidelines, ensuring …
Published in International Journal of Green Chemistry · Vol. 12, Issue 1, 2026 · pp. 34–42 Read article
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Conversion of Heat Absorbed (Waste Heat) in a Building for Electricity Generation Using a Thermoelectric Generator
Abstract: This study investigates the feasibility of thermoelectric generators (TEGs) for recovering waste heat from building systems and converting it into electrical energy through the Seebeck effect. A journal-scale simulation framework integrating ANSYS thermal modeling with MATLAB/Simulink electrical analysis was developed to evaluate TEG deployment on building envelope surfaces at the Federal Polytechnic Nyak Shendam, Nigeria. Results demonstrate a proportional increase in electrical output with rising temperature gradients, confirming predictable thermoelectric …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 12, Issue 1, 2026 · pp. 8–16 Read article
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An Energy-Efficient CMOS Analog Front-End for Wearable Biomedical Monitoring Applications
Abstract: Because wearable biomedical monitoring technologies allow for continuous, real-time, and remote measurement of physiological parameters, they are quickly becoming a key component of contemporary healthcare. These systems place stringent demands on the analog front-end (AFE), which must accurately acquire and condition extremely low-amplitude biopotential signals such as electrocardiogram (ECG), electroencephalogram (EEG), and electromyogram (EMG) while operating under severe power and size constraints. This paper presents the design and simulation of …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 12, Issue 1, 2026 · pp. 1–10 Read article