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1106 articles for “control”
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Comprehensive Review of Membrane Fouling Control Mechanisms
Abstract: One of the biggest problems with membrane-based separation procedures is membrane fouling. As particles, organic matter, microbes, and other materials build up on the membrane’s surface or inside its pores, the effectiveness of membranes – such as those used in reverse osmosis, ultrafiltration, and microfiltration – declines over time. The effectiveness and longevity of the membrane are eventually lowered because of this fouling, which causes a drop in flux and …
Published in International Journal of Polymer Science and Engineering · Vol. 11, Issue 2, 2025 · pp. 1–9 Read article
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Fire-Fighting Robot Autonomous and Manual Control via Bluetooth
Abstract: Abstract— With the appearance of technology, humans square measure replaced with robots in dangerous things. we tend to aim to style automaton capable of sleuthing and suppressing fires. by creating and deploying a manual and automated firefighting robot that can use water to identify and put out fires. In this study, we demonstrate both a manually operated and an autonomous robot that can go approach a fire and use water …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 11, Issue 1, 2025 Read article
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Strategy and Simulation of Smart Prepaid-PostpaidElectricity Meter with Alarm and Anti-Theft Controller
Abstract: Prepaid electricity meters with electrical protection generally control internal electricity and external electricity theft as whole electricity. Internal electricity theft occurs after the electrical energy is captured by the meter, while external electricity theft occurs before the electrical power reaches the meter. The percentage of electricity revenue was lost due to electricity theft and mismanagement. However, most of these losses are due to electricity theft. Illegal electricity use must be …
Published in International Journal of Microwave Engineering and Technology · Vol. 10, Issue 2, 2024 · pp. 12–23 Read article
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Emission Control Technologies for Reduction of NOx and Particulate Matter from Automotive Diesel Engines
Abstract: In consequence of their efficiency and torque, diesel engines have long been valued, especially for heavy-duty applications. But worries about their emissions—especially those of nitrogen oxides (NOx) and particulate matter (PM)—have prompted stricter laws all around the world. Modern emission control technologies for lowering NOx and PM emissions from automotive diesel engines are reviewed in this paper. There is discussion of several methods, such as diesel particulate filters (DPF), selective …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 10, Issue 1, 2024 · pp. 1–6 Read article
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Hot and Cold Fluid: The Concepts of Split Range Control Model
Abstract: The MATLAB tools were used in the research for monitoring the potential of hot and cold fluid application and the integrity of split range control model as related to the effect of temperature. The temperature of the cold fluid was within the room temperature and the temperature of the hot fluid was at elevated temperature. The research showcases decrease in hot fluid with increase in cold fluid, which demonstrate the …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 9, Issue 1, 2023 · pp. 28–39 Read article
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Anti-Theft Control of Automatic Teller Machine Using Wireless Sensors
Abstract: ABSTRACTThis paper addresses the security about the Automatic Teller Machine (ATM). The previous methods are having some disadvantages and the robbery has been continued. The objective of the proposed work is to know the Enhanced smart ATM security system which is developed using the proteus software and advanced technologies. To avoid the money theft in the ATM and for protection of the machine this project approaches some new methodologies using …
Published in International Journal of Broadband Cellular Communication · Vol. 5, Issue 2, 2019 · pp. 1–9 Read article
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Controller for Higher Order DC-DC Converter
Abstract: ABSTRACT Conventional boost converter is having two energy storage elements (one capacitor and one inductor). So, it is usually called as second order boost converter. It operates under two modes. In the first switch is on and the diode is off due to which inductor current rises linearly. The rate of inductor current will be in the ratio of input voltage to the inductance. Diode blocks the capacitor from being …
Published in International Journal of Digital Communication and Analog Signals · Vol. 5, Issue 1, 2019 · pp. 19–23 Read article
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Dynamic system identification for looper tension control Using BPNN & Kalman Filtering
Abstract: System identification is an important area in control system. This paper discuss some of the reasons that causes the slow convergence of Back Propagation Neural Network (BPNN). This paper also comment on the effect of the number of neurons in the hidden layer when apply BPNN with Kalman Filtering to dynamic system identification for a looper tension control. BPNN is based on LMS, and uses steepest descent method to find …
Published in International Journal of Electrical Power System and Technology · Vol. 1, Issue 1, 2015 · pp. 38–43 Read article
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Optimal Tuning of PID Controller for a Continuous Stirred Tank Reactor (CSTR) Using Ant Colony Optimization
Abstract: Ant colony optimization (ACO)-based proportional integral derivative (PID) controller has been proposed for tuning optimized PID parameters in a continuous-stirred tank reactor (CSTR) process. In our proposed work, we have found that the tuning should have minimum value for rise time, peak time, settling time, etc. to be effective to design a CSTR system by optimal PID tuning. The simulation results of the proposed work reveal that the ACO-based PID …
Published in International Journal of Electrical Power System and Technology · Vol. 4, Issue 2, 2018 · pp. 32–38 Read article
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Simulation and Design of Closed Loop Controlled Buck - Boost Converter
Abstract: In this paper we propose to model some practical power electronic converters used in the intermediate power conversion process for e.g. wind, solar, and battery system. The small-signal models are derived from the differential equations. Based on the models, simulation and experimental results is be provided to validate the proposed controllers. A mathematical and simulation model of a practical Buck-Boost converter is developed, it will be employed for closed loop …
Published in International Journal of Electrical Power System and Technology · Vol. 7, Issue 1, 2021 · pp. 13–23 Read article
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Wind Power: Voltage and Power Quality Control System
Abstract: Power quality is a critical issue in a power system. The nonlinear nature of loads causes the majority of the pollution problems in the power system. Wind power, in general, does not contribute to voltage regulation in grids due to the large amount of non-linear equipment, impact, and fluctuating loads. Wind power is also frequently a source of voltage sag or swell. Power systems are frequently regarded as insufficient because …
Published in International Journal of Electrical Power System and Technology · Vol. 7, Issue 2, 2021 · pp. 21–26 Read article
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A Novel Method for Power Conditioning Control with Mitigation of Voltage Sag using FACTS Devices
Abstract: One of the most accessible energy sources is electrical energy. It is easily converted into other forms of energy. The dependence on electrical energy has grown significantly as a result of technological innovation. Banks, post offices, computer and telecommunication networks, and networks for railroads are just a few applications that just cannot run without power. These applications also need for high-quality energy. The most prevalent issue is a sag or …
Published in International Journal of Electrical Power System and Technology · Vol. 8, Issue 2, 2022 · pp. 9–14 Read article
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Evaluation of Two Distinct AI Control Methods to Enhance Power Quality
Abstract: Artificial Intelligence techniques are the latest techniques utilized for the improvement of electrical performance. This study examines and contrasts various artificial harmonic reduction methods for source current. Artificial Intelligence may include Fuzzy logic and Artificial Neural Network. The goal of the modeling is to improve the power quality through the application of principles that cannot be expressed as "true" or "false" but rather as "partially true" called as Fuzzy logic …
Published in International Journal of Electrical Power System and Technology · Vol. 8, Issue 2, 2022 · pp. 15–26 Read article
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STUDY AND IMPLEMENTATION OF INP MIS STRUCTURE AND GaAs FET DEVICES for ELECTRIC CONTROL APPLICATIONS.
Abstract: Compound semiconductors are well known for its high speed due to its higher mobility. Indium Phosphide and Gallium Arsenide are the compound semiconductor material considered in this paper for its study and characterization. Indium Phosphide MIS devices can be fabricated and its characteristics are studied. Here Indium Phosphide MIS capacitor is used as test vehicle for fabrication of other MIS devices. We noted down its breakdown voltage and leakage current. …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 2, Issue 2, 2016 · pp. 25–31 Read article
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High-Performance FinFET Based 8T SRAM with Enhanced Performance Parameters Using Self-Controllable Voltage level (SVL) Technique
Abstract: The scaling of standard single-gate bulk CMOS faces great challenge in the nanometer regime due to the severe short-channel effects (SCE) which causes significant increase in the leakage current. In this paper, a high-performance eight transistor (8T) SRAM has been proposed for reduction in leakage current and power consumption using double-gate FinFET with the proposed technique. Double gate FinFET has better SCEs performance compared to conventional CMOS. In this paper, …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 5, Issue 1, 2019 · pp. 16–24 Read article
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Analysis of THD in Voltage Source Inverter with Constant Current Controller for Solar PV Cell
Abstract: A common method in the study of voltage source inverters is the hypothesis of a voltage-type input source even in the case of renewable energy (RE). When a converter is supplied by an RE, such as a photovoltaic (PV) generator, the dc-link voltage is usually controlled by the converter with closed loop to extract maximum power from the source. The main aim of the paper is to analyze the total …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 2, Issue 1, 2016 · pp. 7–14 Read article
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Multifunctional Shunt Hybrid Power Filter and Thyristor Controlled Reactor for Distributed Generation Integration and Power Quality Improvement
Abstract: This project presents a multifunctional PV fed SHPF-TCR compensator for achieving maximum benefits from these grid-interfacing inverters. The inverter is controlled to perform as a multi-function device by incorporating active power filter functionality. An inverter can be used as power converter to insert the power created from RES to the grid, and shunt APF to reimburse load current harmonics. A SHPF-TCR compensator of a TCR and a SHPF has been …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 3, Issue 2, 2017 · pp. 13–25 Read article
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Integrated Flyback Converter with MPPT Control for Photovoltaic Applications
Abstract: This study consists of the analysis and modeling of a maximum power point tracking (MPPT)-controlled flyback integrated converter for a photovoltaic system. Here MPPT is used to maximize power withdrawal under all certain conditions such as when the solar radiation is less. MPPT introduced in photovoltaic system also tracks the regularly fluctuating maximum power point. Buck-boost flyback integrated converter is used as a DC-DC converter in the proposed system. This …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 4, Issue 2, 2018 · pp. 33–40 Read article
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Formulation and Characterization of Polyhydroxyalkanoates Copolymer Nanoparticles for Controlled Drug Release
Abstract: The present study was focused on the formulation of polyhydroxyalkanoates copolymer nanoparticles (PHANPs) for in vitro controlled release of the drugs, viz. levofloxacin and amoxicillin. The PHANPs were synthesized by a triple emulsion method and conjugated with amoxicillin and levofloxacin to improve its remedial bioavailability. The PHANPs and drug conjugatedPHANPs were analysed using Scanning Electron Microscopy (SEM), Fourier Transform Infrared (FTIR) spectroscopy and X-Ray Diffraction (XRD). The cell viability % …
Published in International journal of Nanobiotechnology · Vol. 6, Issue 2, 2020 · pp. 1–11 Read article
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Risk Factors of Hypertension among Refugees in Gaza Strip-Palestine – Case Control Study
Abstract: Background: hypertension constitutes a major public health problem in the Middle East and other countries. There should be an effective management via introduction of preventive and health education measures. The main aim of this study was to identify the risk factors of hypertension among refugees in the Gaza Strip.Materials and methods: A case-control study design was adopted to conduct this study within the period June – November 2020. The study …
Published in International Journal of Cardiovascular Nursing · Vol. 7, Issue 2, 2021 · pp. 26–33 Read article