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447 articles for “Bridge”
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A Hybrid Cascaded Multilevel Inverter using Space Vector Pulse Width Modulation
Abstract: This paper proposes a topology of hybrid cascaded multilevel inverter consisting of two inverters namely main inverter and auxillary inverter. Main inverter consists of three-leg inverter with single DC source and auxillary inverter consists of three H-bridge two-leg inverter with separate DC sources for each H-bridge. Switches used in our proposed method are IGBT (insulated-gate bipolar transistor). The proposed model consists of 18 switches. The switches are controlled by space …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 1, 2015 · pp. 14–19 Read article
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Software and Hardware Implementation of Quasi z Source Inverter in DC-DC Converter with DC Motor as Load
Abstract: DC/DC power converters are employed in applications like telecom, industrial, automotive, military, aerospace and motor drives. The dc/dc converter market is forecast to grow at a strong rate to $ 4.3 billion by 2016. The primary factor limiting the widespread application of low voltage producing renewable energy sources to motor load is interfacing of converter system. The traditional voltage source inverter (VSI) cannot be dealt without overrating of inverter because …
Published in Journal of Power Electronics and Power Systems · Vol. 5, Issue 3, 2015 · pp. 97–107 Read article
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The Energization Transients of 6-Pulse Rectifier Circuits
Abstract: This paper addresses the energization transients of 6-pulse rectifier circuits. It applies anefficient representation of the diodes in order to describe their performance in both theforward and reverse directions. Without any loss of generality, the suggested method isapplied to the classical un-controlled six-valve full-wave rectifier bridge configuration. Theeffect of the load resistance, the eventual presence of smoothing shunt-capacitors and seriesinductors as well as the waveform of the supply voltage is …
Published in Journal of Power Electronics and Power Systems · Vol. 10, Issue 1, 2020 · pp. 18–30 Read article
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Development of Slip Power Recovery Scheme sing Buck-Boost Chopper for Performance enhancement of Wound Rotor IM Drive
Abstract: This paper presents the mathematical modeling and testing of wound rotor induction motor drive (WRIMD) to develop the slip power recovery scheme (SPRS) using buck-boost chopper control techniques improving the performance of drive. The main focus of this research work is on the understanding of methodological development of Simulink model of SPRS. Various mathematical equations describing performance characteristics of WRIMD using SPRS with buck-boost chopper are derived. The performance parameters …
Published in Journal of Power Electronics and Power Systems · Vol. 12, Issue 2, 2022 · pp. 44–63 Read article
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A Case Study on R.C.C Cast in situ Pile Capacities for Flyover Foundations
Abstract: Bangladesh is a densely populated country in the world. So, for the movement of this large population needs a good transport system. Every day people are moving hundreds of kilometers for their personal and official works and using different road transport system. Reality is the roads are very narrow. The present situation says people are making traffic jams though not intentionally. People have to work or stay at home, though …
Published in Recent Trends in Civil Engineering & Technology · Vol. 4, Issue 2, 2014 · pp. 1–6 Read article
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Multipoint Deflection Analysis using Non-Contact Image-Based System
Abstract: Abstract: In this paper, the experimental study proposes a non‐contact image‐based system for multipoint deflection measurement through image processing based on a low‐cost consumer‐grade camera. Deflection monitoring is one alternative method that can become the indicators of bridge feasibility since this method is easy, effective, and can be used for multi-temporal application. The objective of this study is to determine the deflection of simply supported beam of span 1.2 m …
Published in Recent Trends in Sensor Research & Technology · Vol. 6, Issue 1, 2019 · pp. 13–17 Read article
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Investment Analysis and communication Issues for Road Assets
Abstract: The main purpose of this work is to develop good practices for management of infrastructures. The scope of this practice is mainly focused on pavement network, but it also includes other road assets like bridges, culverts and signs. A preventive maintenance, rehabilitation and reconstruction investment analysis is performed for these assets. The analysis and budgeting is performed for 20 years period to maintain and preserve the existing service level for …
Published in Trends in Transport Engineering and Applications · Vol. 7, Issue 1, 2020 · pp. 1–16 Read article
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Analysis of Thermally Actuated Micromirrors
Abstract: Use of microelectromechanical system (MEMS) to craft deformable mirror is in the embryonic stage. However, MEMS micromirrors hold significant advantages in speed, compactness, and economy in comparison to macroscale counterparts. The MEMS micromirrors are fabricated by silicon batch processing or micrometer scale lithographic pattering technique which offer flexibility in low volume manufacturing and inter batch variations. The project is a structural study and involves the modeling of various geometries for …
Published in Journal of Mechatronics and Automation · Vol. 6, Issue 3, 2019 · pp. 17–23 Read article
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Composite Fluid Hydraulic Lift
Abstract: In the industrial application hydraulic lifts have a variety of applications on a massive scale. As the energy resources required for the operation are relatively high as compared to the output provided by lifts, there is an alarming rate to optimize the process. So, to bridge the gap we have come up with an innovative and exclusive fabrication of the hydraulic lift systems based on the use of Composite Fluids …
Published in Recent Trends in Fluid Mechanics Read article
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Synthesis, Characterization and Antibacterial Activity of Mono- and Binuclear Co(II) and Cr(III) Mixed-Ligand Complexes Derived from α-Amino Acid and 1,10- Phenanthroline with 1,3-Diaminopropan as a Spacer
Abstract: Mixed-ligand complexes of Co(II) and Cr(III) ions were synthesized from the reaction of metals chloride salts with α-amino acid (H2L1) as a primary ligand and 1,10-phenanthroline (L2) as secondary ligand. The ligand 2-(benzo[d]thiazol-2-ylamino)-2-(2-hydroxynaphthalen-1-yl) acetic acid (H2L1) has been synthesized from the condensation reaction of inobenzothiazol with 2-hydroxy-1-naphthaldehyde in the presence of HCN as three components–one pot reaction. H2L1 considered as a tridentate chelater of ONO-coordination binding type toward the metals, …
Published in Journal of Polymer & Composites · Vol. 11, Issue 2, 2023 · pp. 107–120 Read article
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Study The Effect of Metakaolin Powder in Hot Mix Asphalt as Mineral Filler
Abstract: Mineral fillers are crucial for bridging the spaces between the internal particles of the asphalt matrix. The purpose of this study is to investigate the mechanical properties of hot mix asphalt as well as the impact of utilising Metakaolin (MK) as a mineral filler. Coarse aggregate, fine aggregate, and filler are the main components of hot mix asphalt (HM). With or without modifiers, materials and asphalt binders. HMA components have …
Published in Journal of Polymer & Composites · Vol. 11, Issue 10, 2023 · pp. 9–15 Read article
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A Trends in Dietary Supplement Related to Exercise Nutrition
Abstract: A product made to address physiological or nutritional demands that might occur during sports activity is called a dietary supplement. It could offer a convenient method for fulfilling specific nutritional needs during exercise, or it could be utilized to prevent or address common nutritional deficiencies experienced by athletes. It is crucial to include the supplement in a thorough plan for the best possible sports nutrition or clinical care of nutritional …
Published in International Journal of Nutritions · Vol. 1, Issue 2, 2024 · pp. 1–6 Read article
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Breaking Barriers: How Telemedicine is Reshaping Access and Quality in Healthcare
Abstract: Thanks to advancements in telecommunications technology, telemedicine has become a disruptive force in the delivery of healthcare, bridging geographical and accessibility gaps. This article offers a thorough examination of the advantages, difficulties, and potential applications of telemedicine in healthcare. Telemedicine has a number of benefits, one of which is that it makes healthcare more accessible, especially for underprivileged groups living in rural or isolated places. Telemedicine makes it possible for …
Published in Emerging Trends in Personalized Medicines · Vol. 1, Issue 1, 2024 · pp. 1–4 Read article
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Productive Food Waste Tracking Application
Abstract: In the contemporary world, food waste has emerged as a critical global issue with profound consequences for the environment, economy, and societal well-being. The challenge at hand is the efficient management of food resources to combat this issue. Problem: Food waste, a significant problem, leads to the squandering of valuable resources, contributes to environmental degradation through greenhouse gas emissions, and exacerbates food insecurity, particularly among vulnerable populations. Solution: To address …
Published in Journal of Multimedia Technology & Recent Advancements · Vol. 11, Issue 1, 2024 · pp. 14–23 Read article
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An Automation Detection for Sign Language Using AI
Abstract: Sign language recognition has attracted considerable interest because of its ability to facilitate communication between the deaf community and the public, thereby bridging communication divides. Traditional approaches to sign language recognition often face challenges in accurately interpreting the complex and nuanced gestures inherent in sign languages. However, recent advancements in deep learning techniques have shown promising results in improving the accuracy and robustness of sign language recognition systems. This study …
Published in Recent Trends in Programming languages · Vol. 11, Issue 1, 2024 · pp. 1–14 Read article
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Integrated risk assessment framework for mixed use real estate development: Retail–office configuration
Abstract: Mixed-use real estate development is a multifaceted challenge that offers significant potential benefits, yet developers and urban planners face skepticism and uncertainty. Despite the promise of enhancing property values, promoting secure neighborhoods, stimulating economic vitality, and creating synergies, the associated risks demand a critical examination. This research seeks to address this gap by constructing a comprehensive risk assessment framework for mixed-use real estate projects. The literature review underscores the substantial …
Published in International Journal of Rural and Regional Development · Vol. 2, Issue 1, 2024 · pp. 22–36 Read article
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Understanding Significance, Challenges and Barriers in Home-Based Medical Care – A Thematic Review of Literature
Abstract: Home-based medical care (HBMC) is emerging as a cornerstone of modern healthcare, offering a pragmatic solution to the evolving needs of patients. This form of care, which delivers personalized and patient-centric services, catering to individual needs within the familiar environment of their homes, is gaining traction for its ability to improve patient outcomes while simultaneously reducing healthcare costs. This thematic review of the literature aims to shed light on the …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 14, Issue 1, 2024 · pp. 66–71 Read article
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Inlay Work in Interiors: From Tradition to Innovation, Materiality to Mastery
Abstract: Inlay work, an ancient decorative technique, continues to captivate and inspire within the realm of interior design. This research paper delves into the multifaceted world of inlay work, tracing its rich history, exploring its contemporary applications, and speculating on its future in interior design. The historical evolution of inlay work serves as the foundation for this exploration. From its origins in ancient civilizations such as Egypt and Mesopotamia to its …
Published in International Journal of Trends in Humanities · Vol. 1, Issue 1, 2024 · pp. 01–12 Read article
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Real-time Voice-over Translation
Abstract: The real-time voice-over translation project stands as a pioneering endeavor poised to reshape the landscape of cross-cultural communication. In response to the escalating demand for fluid interaction amidst linguistic diversity, this initiative sets out to engineer a transformative solution. Its core objective lies in the seamless mediation of language barriers during real-time exchanges. Through the fusion of cutting-edge speech recognition and machine translation technologies, the project endeavors to fabricate a …
Published in International Journal of Computer Science Languages · Vol. 2, Issue 1, 2024 · pp. 24–32 Read article
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Dynamic Analysis of Reinforced Tall Structural Systems Connected in Series
Abstract: In recent years, there has been a notable surge in the development of multi-tower connected structures. This architectural phenomenon encompasses the creation of interconnected high-rise buildings that feature shared elements like podiums, sky bridges, or other forms of physical connection. These structures are designed to create a cohesive and functional complex that offers a range of amenities and promotes a sense of community. Dynamic analysis of horizontally connected reinforced concrete …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 224–234 Read article