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741 articles for “STEP”
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Investigation of FPGA based PWM Control Technique for AC Motors
Abstract: This paper proposes a Random Frequency PWM synchronized for a three phase inverter implemented with use of Field Programmable Gate Array (FPGA) and applied to a 1-hp induction motor drive system for the reduction of harmonics and improvement of fundamental peak voltage. For providing alternating output voltage with a specific magnitude and frequency to industrial applications, three-phase inverter is preferred. The gating signals to the inverter are produced by means …
Published in Journal of Power Electronics and Power Systems · Vol. 3, Issue 2, 2013 · pp. 16–22 Read article
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Study of Crude Oil Degradation Using Bio-stimulant: The Concept of Remediation Application
Abstract: The Total Petroleum Hydrocarbon (TPH) degradation was monitored in a batch reactor with the addition of bio-stimulants of palm oil processed waste water (POPWW) and NPK fertilizer in contaminated clay soil medium. The comparative study on the performance of both bio-simulants revealed that the NPK fertilizer was more effective than the palm oil processed waste water (POPWW). This study is based on the overview on the degradation of petroleum hydrocarbon …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 2, 2023 · pp. 13–23 Read article
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Design Process and Methodology for Engineering Product Development
Abstract: Engineering design process is a very important field in developing an engineering product. It guides the engineer in productive thinking. The steps involved and stages in the development of an engineering product is determined by the design process. Engineering design process was developed and is still being developed for the process of achieving better products in the market and also for standardization. For instance, every engineering product must undergo analysis …
Published in Journal of Production Research & Management · Vol. 12, Issue 3, 2022 · pp. 46–52 Read article
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Transient Analysis of Electronic Circuits Including Zener Diodes
Abstract: This paper addresses the transient analysis of the electronic circuits incorporating Zener diodes. It starts with suggesting a new Zener diode model. The model is based on efficiently utilized step functions of the applied voltage. It includes also the diode’s main technical parameters such as its resistances in both the forward and reverse current directions as well as its Zener’s breakdown voltage. The sharp discontinuities of the step-functions are dealt …
Published in Journal of VLSI Design Tools and Technology · Vol. 11, Issue 3, 2021 · pp. 1–9 Read article
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Anthropometric Characteristics and Nutritional Status based on Body Mass Index of Adults in Rural Orissa, India – A Cross-sectional Survey
Abstract: The authors sought to examine anthropometric characteristics and nutritional status based on body mass index (BMI) of adults in Rural Orissa, India. A total of 250 subjects who met inclusion criteria were enrolled in the study. Anthropometric characteristics such as height, weight, mid upper arm circumference were measured and body mass index (BMI) was calculated by the standard equation. Chronic energy deficiency (CED) was evaluated to find out the severity …
Published in Journal of Nursing Science & Practice · Vol. 4, Issue 2, 2014 · pp. 19–22 Read article
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Comparative Analysis of Vertical Geometric Irregular Buildings by Fragility Curve Using Pushover Analysis
Abstract: The present work deals with the analysis of vertical geometric irregular structures, such as step buildings and setback buildings, which exhibit stiffness irregularity at different locations. These structures are analyzed using pushover analysis, a nonlinear static analysis method that provides insight into the performance of buildings under seismic loading by incrementally applying lateral forces until a target displacement is reached or the structure collapses. Stiffness irregularities in buildings can significantly …
Published in Journal of Offshore Structure and Technology · Vol. 11, Issue 2, 2024 · pp. 1–14 Read article
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AGRISMART: Crop and Soil Management System
Abstract: Agriculture has played a crucial role in developing countries where the majority of the rural population relies on it for their livelihoods. A finer-grade crop classification has become crucial in the context of precision agriculture. In recent years, the volume of open image data has grown significantly. This can be used in combination with machine learning techniques to classify crop types in the agricultural industry. The proposed crop species recognition …
Published in Journal of Remote Sensing & GIS · Vol. 16, Issue 3, 2025 · pp. 50–55 Read article
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Design and Implementation of a 4-Bit Breadboard CPU Using Digital Integrated Circuits
Abstract: This paper presents the design and hardware realization of a simple 4-bit CPU built using discrete TTL integrated circuits on a breadboard. The CPU employs a 4-bit common data bus with tri-state buffers for device arbitration, three 4-bit registers (Register A, Register B, and an Output Register) implemented with 74LS175 quad D flip-flops, and a 4-bit ALU for addition/subtraction using a 74LS83 adder and XOR gates. Manual control signals (load, …
Published in Journal of Electronic Design Technology · Vol. 17, Issue 2, 2026 · pp. 30–42 Read article
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An Overview of Elliptical Low Pass Filter by using Defected Ground Structure Method
Abstract: Calculation and differentiation of the response of elliptical low pass filter (LPF) with and without using defected ground structure (DGS) was done. In the present work, return loss, bandwidth and gain have been evaluated. All the designs are printed on the FR4 lossy substrate of dielectric constant ( ) of 4.3, substrate thickness of 1.6 mm and loss tangent of 0.02. Moreover, the effect of controlling parameters namely slots and …
Published in Journal of Microwave Engineering and Technologies · Vol. 4, Issue 2, 2017 · pp. 13–16 Read article
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Pore Distributions in Porous Anodic Aluminum Oxide (PAAO) Surfaces of Pure and Commercial Aluminum Substrates
Abstract: Porous anodic aluminum oxide (PAAO) surfaces were developed on pure aluminum (PA) and commercial aluminum (CA) substrates by anodization as a function of voltage in phosphoric acid bath at 278 K and were analyzed by scanning electron microscopy. The interpore distances were plotted in the form of frequency histograms to examine pore-ordering characteristics. Self-ordered porous structures have been obtained at 200 and 160 V for PA and CA substrates respectively …
Published in Journal of Materials & Metallurgical Engineering · Vol. 2, Issue 1-3, 2012 · pp. 143–153 Read article
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A High Static Gain Modified SEPIC Converter for Renewable Applications
Abstract: This paper presents a high step-up DC-DC converter based on the modified single ended primary inductance converter (SEPIC) for achieving high static gain. This converter topology is the combination of a classical boost converter and a conventional SEPIC converter. For low input and high output voltage applications, the modified SEPIC converter provides low switch voltage, low input current ripple and high step-up static gain. Therefore, this converter is suitable for …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 2, 2015 · pp. 19–40 Read article
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Text Mining An Introduction, Technology, Techniques and Applications
Abstract: AbstractThis work presents a review of text mining areas, as long as the most familiar techniques and technologies are used., Including the proposals depending on the applications. There exits the various methods and devices/technologies to mine the contents and frequent data for future enhancement and decision-making purposes. The correct usage of right techniques helps for the speed enhancement. It reduces the time and efforts to extract useful information. Some of …
Published in Journal of Communication Engineering & Systems · Vol. 10, Issue 3, 2020 · pp. 30–37 Read article
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Forensic Face Portrait Fabrication and Identification
Abstract: In today's world, the general crime rate is increasing by the day, and law enforcement agencies must discover ways to speed up the overall process and assist them in bringing criminals to justice. Face recognition technology, for example, might be used to identify and authenticate the perpetrator. The traditional strategy is to employ forensic sketch artists' hand-drawn face sketches to identify the offender; updating this would necessitate identifying the culprit …
Published in Journal of Communication Engineering & Systems · Vol. 12, Issue 1, 2022 · pp. 21–30 Read article
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In Silico Identification of Antimalarial Drug Targets and Screening of Potential Inhibitors in Plasmodium vivax
Abstract: AbstractMalaria is an infectious disease caused by the protozoan of the genus Plasmodium. It is a major problem in third-world countries, with hundreds of millions of infections and millions of fatalities annually. Plasmodium vivax is the most frequent and widely distributed cause of recurring (Benign tertian) malaria. Due to emergence of drug-resistance, one has to explore new dimensions in order to curb the menace. We propose a two-step strategy—first step …
Published in Research and Reviews : Journal of Computational Biology · Vol. 9, Issue 1, 2020 · pp. 52–75 Read article
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Nano-enhanced Bio-based Phase Change Materials: A Brief Revie
Abstract: The high latent temperatures and variable melting points of bio-based phase change materials make them ideal for thermal control. This covers heat regulation for medical and pharmaceutical items, building comfort, and high-end electronics and automobiles. In recent years, research and application of energy-saving materials and technologies in buildings has increased strength. Modern construction technology aims to keep old and new structures energy efficient. TES employing PCMs is an energy-efficient approach. …
Published in Journal of Polymer & Composites · Vol. 11, Issue 4, 2023 · pp. 15–27 Read article
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Development of Spanish Version of Home-Based Video Module of Balance Exercises for Peripheral Vestibular Disordered Patients
Abstract: Any disturbances affecting one or more of the balance organs lead to imbalance difficulties and as a consequence, the quality of life of the affected individuals can be seriously affected, especially if the episodes end with injuries or even fatal accidents. Bal Ex is the first home-based video guided workout that was created by Zainun and her colleagues in 2009. Ten languages are currently supported by Bal Ex, including Cantonese, …
Published in International Journal of Brain Sciences · Vol. 1, Issue 2, 2024 · pp. 33–41 Read article
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Depiction-inspired Recipe Generator Using Deep Learning
Abstract: Machine learning has become a crucial part of modern life, influencing various domains. Its applications range from enhancing data-driven business decisions to enabling autonomous vehicles. Advances in machine learning have brought about notable changes in how we interact with technology. In the culinary world, the idea of creating food recipes from images has gained increasing interest. This entails the development of innovative systems that seamlessly convert visual input, such as …
Published in Journal of Open Source Developments · Vol. 11, Issue 2, 2024 · pp. 47–55 Read article
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A Survey on the Evolution of AI (Artificial Intelligence) and Robotics
Abstract: This is the age of new technology and gadgets to improve the livelihood of human beings in aspects of every manner while arranging the host of facilities for every task related to our daily lifestyle. To improve the machine and their working manner smartly only programming is not enough it takes a lot more than just programming and here the implementation of AI tools takes place to improve the quality, …
Published in Journal of Advancements in Robotics · Vol. 11, Issue 3, 2024 · pp. 10–17 Read article
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Implementation of the Tridiagonal Matrix Algorithm (TDMA) in C: A Practical Approach
Abstract: This paper presents a practical implementation of the tridiagonal matrix algorithm (TDMA), also known as the Thomas algorithm, using the C programming language. The TDMA is a commonly used algorithm for solving systems of linear equations where the coefficient matrix is tridiagonal. The paper draws a detailed step-by-step process of the algorithm’s development, from forward elimination to backward substitution, with a focus on minimizing computational difficulty compared to standard Gaussian …
Published in Recent Trends in Programming languages · Vol. 11, Issue 3, 2024 · pp. 36–43 Read article
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Intellectual Brilliance: Patents and Copyrights in Publications
Abstract: Intellectual property rights play a vital role in safeguarding creativity and innovation, with copyrights and patents being fundamental tools in this process. This study offers an in-depth exploration of these concepts, focusing on their processes, importance, and practical applications, particularly within the healthcare sector. By delving into the nuances of intellectual property, provides valuable insights into how these rights empower creators and innovators to protect their contributions and further global …
Published in International Journal of Sustainability · Vol. 1, Issue 2, 2024 · pp. 6–11 Read article