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488 articles for “co-efficient factor”
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Power Quality Improved AC-DC Sepic converter Used for Welding application
Abstract: Abstract— In this paper high frequency isolated ac-dc single phase single ended primary inductance converter (SEPIC) are proposed. Due to use of HF transformer more gain and high power is obtain. Proposed converter offers increased gain which is step-down in nature having less stress on current and also high efficiency. This paper described analysis modeling, and simulation of proposed converter. The performance is described in terms of power quality like …
Published in Recent Trends in Electronics Communication Systems · Vol. 6, Issue 1, 2019 · pp. 24–30 Read article
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Performance Analysis of Heat Pump and Air Conditioning System Using R-32 Refrigerant & Theoretical Comparison With R-290 Refrigerant
Abstract: An extensive performance analysis of a heat pump air conditioning system for both cooling and heating applications is included in this research. The purpose of the research is to assess the system's overall performance, energy consumption, and efficiency under various operating scenarios. The research incorporates a range of experimental techniques. An overview of the heat pump air conditioning system's parts and operation is given at the outset of the examination. …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 3, 2024 · pp. 14–21 Read article
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Multi-Criteria Assessment of Renewable Energy Technologies for Solar Buildings Using Waspas Method
Abstract: This research comprehensively evaluates renewable energy alternatives for solar buildings using the WASPAS multi-criteria decision-making framework. The analysis covers six distinct energy technologies: geothermal heat pumps, wind turbines, biomass heating systems, micro-hydro installations, fuel cells and building-integrated energy efficiency systems. These options are assessed against four key criteria: energy efficiency, economic viability, environmental sustainability and technical feasibility. The WASPAS methodology combines both summative and multiplicative techniques to produce reliable rankings. …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 17, Issue 2, 2026 Read article
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Intelligent Planning of Transmission Networks: Addressing Uncertainties Through Artificial Intelligence
Abstract: Power grid planning is a critical aspect of power grid topology, traditionally relying on manual methods that are prone to various uncertainties. These uncertainties, both subjective (stemming from human judgment) and objective (resulting from data limitations), can significantly affect the reliability and efficiency of the planning process. This paper presents an artificial intelligence (AI) method aimed at improving the smart planning of transmission networks. By utilizing AI, the proposed method …
Published in Journal of Computer Technology & Applications · Vol. 15, Issue 3, 2024 · pp. 40–46 Read article
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Affordable Automation: Strategies for Cost Reduction and Efficiency Improvement in Daily Robotics
Abstract: The study examined how robotics technologies can increase productivity in industries. As we all know, artificial intelligence (AI) is on the rise in the market, and industries are becoming increasingly reliant on AI to handle multifaceted tasks. Robotics is one of the most prominent fields in manufacturing and science, where engineers are focusing on developing robots that can perform specific tasks and deliver accurate results. As technology progressed, by 2005, …
Published in International Journal of Robotics and Automation in Mechanics · Vol. 3, Issue 1, 2025 · pp. 7–16 Read article
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Smart Farming Using Mesh Network
Abstract: The increasing demand for food production due to the growth of the world population has led to various challenges in agriculture. Factors such as the reduction of the rural workforce and the rise in production costs have made it necessary to find innovative solutions to enhance productivity and efficiency. Smart farming, which integrates agricultural practices with the Internet of Things (IoT), has become a promising method to tackle these challenges. …
Published in International Journal of Wireless Security and Networks · Vol. 2, Issue 2, 2024 · pp. 10–19 Read article
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A Review on Emerging Topology of LUO Converter
Abstract: AbstractLUO converters are novel series of chopper which convert fix DC voltage into variable DC voltage magnitude. Converters are popular structure that conventionally implemented with regulation of voltage and having higher (THD) Total Harmonic Distortion, lower power factor for power transmitting process. For DC application LUO Converter topology can be favored. DC-DC chopper has advantages such as better output regulation, compact size, high efficiency, and minimum cost. This paper represents …
Published in Journal of Instrumentation Technology & Innovations · Vol. 10, Issue 2, 2020 · pp. 1–6 Read article
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Short-Term Load Demand Forecasting using Chaos Theory and ANFIS
Abstract: In the electrical power sector, forecasting of load demand is an important process for effective planning of future expansion and periodical operations including unit commitments, fuel scheduling, short-term maintenance, security assessments, reducing spinning reserve, reliability analysis etc. Accurate load predictions are also necessary to utilize the electrical energy efficiently and to minimize the conflicts between the demand and supply of electricity. As electric load pattern of a region is very …
Published in Trends in Electrical Engineering · Vol. 6, Issue 2, 2016 · pp. 50–57 Read article
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Smart Parking Solutions: Optimizing Urban Mobility Through Real-Time Apps
Abstract: The changing nature of urban transport has made the city more complicated, with a spiking number of vehicles and a lack of parking facilities. Smart Parking Solutions provide innovative solutions to solve this problem by using real-time information, mobile apps and IoT. The present study presents the aspect of integrating smart parking systems into the urban transportation systems and the role of real-time apps in maximizing parking efficiencies in relation …
Published in Trends in Mechanical Engineering & Technology · Vol. 15, Issue 2, 2025 · pp. 36–61 Read article
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Comprehensive and Economic Solution to Fire and Electrical Safety in Industrial Setup: A Case Study in Bogura
Abstract: Fire and building collapses are the most unexpected devastating problems in Bangladesh. Although the government has taken various safety measures for Ready-mate Garments (RMG) sector. However, Non- RMG factories are still lacking of safety measures. Finding an economic and efficient and effective fire and electrical safety for sustainable operation is still challenges. In this research, we are reporting a case study in Bogura where we implementation an economic and sustainable …
Published in Journal of Industrial Safety Engineering · Vol. 7, Issue 1, 2020 · pp. 13–21 Read article
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Optimization of Fuel Injection Parameters in LHR Engines Using Fish Oil Methyl Ester Blends for Enhanced Performance and Emission Reduction
Abstract: The need for alternative fuels has become increasingly critical due to the depletion of petroleum resources, growing automobile usage, and environmental concerns. Fish oil methyl ester, derived from fish oil, presents a promising alternative biodiesel, which can be produced from both edible and non-edible oils as well as animal fats. Diesel engines are valued for their efficiency, reliability, and durability, with performance and emissions being influenced significantly by factors such …
Published in Journal of Thermal Engineering and Applications · Vol. 11, Issue 3, 2024 · pp. 18–35 Read article
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A Review Paper of Automated Driving & ADAS Technologies
Abstract: Automated driving and Advanced Driver Assistance Systems (ADAS) are transforming road mobility, promising enhanced safety, improved traffic efficiency, and greater accessibility. This review presents a comprehensive synthesis of core technologies, system architectures, sensor modalities, perception and decision-making algorithms, and evaluation methodologies underpinning contemporary ADAS and automated driving. We provide a detailed discussion of the functional components—sensors (camera, radar, LiDAR, ultrasonic), localization, perception, prediction, planning, control, and human–machine interfaces—and how these …
Published in Journal of Automobile Engineering and Applications · Vol. 13, Issue 1, 2026 · pp. 1–8 Read article
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Design and Development of Household Water Boiler to utilize Marking Nut as Fuel
Abstract: This paper aims to offer an efficient solution to utilize unused Marking Nutshells as fuel. Conventional fuels like wood and coal are commonly used for heating water. These may be consumed directly to heat water. Marking Nut (Bibba Shells) is an alternative to conventional fuels for heating water because it is widely available. At some places, people have started using Marking Nutshells as fuel in water boiling as it consists …
Published in Trends in Mechanical Engineering & Technology · Vol. 9, Issue 3, 2019 · pp. 1–6 Read article
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The Role and Influence of Emotional Intelligence in Shaping Job Crafting: An Empirical Study
Abstract: The project titled "The Role and Influence of Emotional Intelligence in Shaping Job Crafting: An Empirical Study" explores the significant influence of Emotional Intelligence (EI) on job crafting while also examining how demographic factors impact this relationship. In today’s evolving workplace, employees are increasingly reshaping their roles to align better with their skills, values, and motivational process known as job crafting. Emotional intelligence, which includes the capacity to identify, comprehend, …
Published in International Journal of Manufacturing and Production Engineering · Vol. 2, Issue 2, 2024 · pp. 15–23 Read article
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Exploring the State-of-the-art in Plug-in Hybrid Electric Vehicle Design and Modeling: A Review
Abstract: This document provides a thorough explanation of the process involved in designing and developing plug-in hybrid electric vehicles (PHEVs). A viable way to lessen greenhouse gas emissions and reliance on conventional internal combustion engine vehicles is through plug-in hybrid electric vehicles (PHEVs), which have gained popularity in response to growing concerns about environmental sustainability and the depletion of fossil fuels. The main elements, design factors, difficulties, and developments in the …
Published in International Journal of Electrical Machine Analysis and Design · Vol. 1, Issue 2, 2023 · pp. 8–15 Read article
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CdS-Based Photocatalytic Nanostructures: A Promising Material for Various Environmental Applications
Abstract: Modern technological and industrial progress has significantly increased the use of chemicals in product development, leading to greater contamination of water sources by conventional pollutants (such as organic dyes and heavy metals) and harmful microorganisms. Wastewater treatment processes now reveal “emerging pollutants,” including pharmaceuticals, endocrine disruptors, and agricultural chemicals. Certain emerging pollutants, though harmless in some cases, can pose serious risks to various organisms. To address this, researchers are exploring …
Published in Research & Reviews : Journal of Physics · Vol. 14, Issue 1, 2025 · pp. 33–53 Read article
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Comprehensive Analysis of Advanced Methods, Materials and Technologies for Portable Water Purifier in Domestic and Industrial Applications
Abstract: Safe drinking water is still a major problem in developing countries, especially in areas with water scarcity, pollution or poor infrastructure. Portable water purifiers have come to the fore as solutions that are realistic to narrow this gap providing flexibility and accessibility in household and industrial environments as well. In this study, promising techniques, materials and technologies used in portable water treatment equipment design have been reviewed. We review important …
Published in Trends in Mechanical Engineering & Technology · Vol. 15, Issue 2, 2025 · pp. 8–19 Read article
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Smart E-Health Consultation Portal
Abstract: The Smart E-Health Consultation Portal is an e-healthcare application that allows access to high-quality, efficient, and accessible medical care services via remote consultation of doctors & patients. Patients can communicate with their healthcare provider through video, voice, or chat communication which eliminates geographic and temporal boundaries. Factors that influence a patient's perception of satisfaction consist of clear and timely responses from their healthcare provider, a guarantee of privacy when using …
Published in Research and Reviews: A Journal of Health Professions · Vol. 16, Issue 1, 2026 Read article
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Reproductive Challenges in Tropical Dairy Cows: Exploring Stressors and Mitigation Strategies for Sustainable Development
Abstract: Reproductive efficiency in tropical dairy cows is often compromised by a range of environmental, nutritional, and management-related stressors. These stressors, including heat, humidity, poor-quality feed, disease, and parasitic infestations, significantly affect fertility, leading to prolonged calving intervals, reduced conception rates, and increased reproductive disorders. Heat stress, in particular, has been identified as a primary factor influencing reproductive performance by disrupting hormonal balance, reducing feed intake, and impairing overall cow health. …
Published in Research and Reviews : Journal of Veterinary Science and Technology · Vol. 15, Issue 2, 2026 · pp. 7–26 Read article
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Zero Trust Implementation Challenges in Legacy and Wireless Network Systems
Abstract: This article titled "Zero Trust Implementation Challenges in Legacy Systems and Wireless Network Systems" delves into the evolving landscape of cybersecurity, emphasizing the inadequacy of traditional perimeter-based security models in the face of modern cyber threats. The Zero Trust Security framework is highlighted as an essential advancement in this scenario, emphasizing the core idea of "never trust, always verify." This paradigm shift underscores the importance of continuous verification, least privilege …
Published in International Journal of Wireless Security and Networks · Vol. 3, Issue 1, 2025 · pp. 39–50 Read article