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36 articles for “propulsion”
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Novel Structure of Driving Coil to Improve the Performance of Reluctance Type Electromagnetic Launcher
Abstract: An electromagnetic launcher has established itself as the system with great potential against the traditional propulsion system in power system, industry, space and defence-based applications. The performance of these launchers is represented by the force exerted on the projectile of the launching system. Better the force better is the impact of projectile. Present field of research aims to the improvement of reluctance coilgun type electromagnetic launcher based on the novel …
Published in Trends in Electrical Engineering · Vol. 14, Issue 1, 2024 · pp. 11–24 Read article
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A simple analytical theory for the preliminary structural design of submarine
Abstract: An Underwater Vehicle (UV) is designed to function underwater and range from an Autonomous UV to a submarine. The main difficulty that UV designers face is minimizing the weight of the pressure hull to maximize payload and propulsion velocity while reducing construction cost and time by employing appropriate material and design approaches. Herein, we examine applications geared toward submarines as well as the creation and development of an analytical model …
Published in Journal of Offshore Structure and Technology · Vol. 11, Issue 1, 2024 · pp. 1–11 Read article
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Design and Analysis of Foldable Electric Bicycle
Abstract: This paper presents the design and development of a foldable electric bicycle, aimed at addressing the challenges of urban transportation and environmental sustainability. The proposed bicycle features a compact and lightweight design, allowing for easy folding and storage, making it ideal for commuting and short-distance travel. The electric powertrain is powered by a rechargeable lithium-ion battery, providing a range of up to 50 km on a single charge. The bicycle's …
Published in Journal of Aerospace Engineering & Technology · Vol. 14, Issue 1, 2024 · pp. 7–18 Read article
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Review on the NVH Sources in an Electric Vehicle and Their Respective Contribution in Overall Noise from an Electric Vehicle
Abstract: NVH, which stands for noise, vibration, and harshness, typically ranks within the top five attributes in terms of priority during the design phase of automotive vehicles. As electric vehicles become increasingly prevalent in modern transportation, the management of Noise, Vibration, and Harshness (NVH) has emerged as a critical aspect of vehicle design and refinement. This review paper aims to provide a thorough examination of the NVH sources within EV powertrains …
Published in Journal of Automobile Engineering and Applications · Vol. 11, Issue 2, 2024 · pp. 1–15 Read article
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Fuel Less Slingshot Rocket to Flies a Certain Distance Using Costless and Ecofriendly Fuel
Abstract: In this study, the rocket travels a certain distance by utilizing the force provided by the alternative of using potassium nitrate (KNO3) and sugar (C12H22O11). this initial burst reduces the amount of fuel needed for the rocket to achive the necessary speeds and altitudes. Slingshot physics involves using stored elastic energy to shoot something at high speed. This energy comes from specially made elastic bands for slingshots and is initially …
Published in Journal of Aerospace Engineering & Technology · Vol. 14, Issue 2, 2024 · pp. 14–19 Read article
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From Concept to Road: A Review of Chassis Design for Electric Vehicles
Abstract: The automotive industry is undergoing a rapid transformation propelled by the electric vehicle (EV) revolution, with the chassis serving as a pivotal element. In this paper chassis designs the unique characteristics of electric vehicles. The traditional internal combustion engine (ICE) chassis is being redefined to optimize performance, safety, and efficiency for electric propulsion systems. The absence of a traditional engine and the integration of electric motors pose new challenges and …
Published in Trends in Electrical Engineering · Vol. 14, Issue 2, 2024 · pp. 20–27 Read article
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A Review on Various Types of Motors Used in Electric Vehicles
Abstract: To maintain environmental equilibrium, a “green revolution” is required, as modern society relies excessively on fossil fuels to fund its indulgences. The pursuit of sustainable energy and reducing carbon dioxide emissions from internal combustion engines has motivated scientists and engineers to investigate and create unique driving systems. Vehicle emissions have decreased significantly because of the introduction of hybrid automobiles. Electric vehicles (EVs) rely on various types of motors to convert …
Published in Journal of Thermal Engineering and Applications · Vol. 11, Issue 2, 2024 · pp. 35–43 Read article
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Exploring Electric Skateboards: Comprehensive Insights into Design and Modeling
Abstract: Environmental protection and energy conservation have become primary concerns in the 21st century, prompting accelerated efforts to plan and develop electric vehicle (EV) technology. EVs offer numerous advantages, including zero emissions, the establishment of a new automobile industry, economic development, and the creation of efficient and smart transportation systems. This project introduces a foot-controlled steering system designed to enhance vehicle control, making it suitable for various road conditions and reducing …
Published in Trends in Electrical Engineering · Vol. 14, Issue 3, 2024 · pp. 39–45 Read article
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Technological Advancements in Agricultural Spraying Drones: A Review of Efficiency and Environmental Impact
Abstract: Developing an unmanned aircraft system with cutting-edge sensors for accurate pesticide and fertilizer delivery, crop monitoring, and resource optimization in agriculture is the main goal of the agricultural spraying drone project. The initiative intends to minimize chemical usage and lessen environmental effects while providing a sustainable and environmentally friendly alternative. Real-time monitoring, obstacle avoidance, GPS-based navigation, and data analytics are some of the key features. Airframe design, propulsion, cargo delivery, …
Published in Journal of Aerospace Engineering & Technology · Vol. 14, Issue 3, 2024 · pp. 1–11 Read article
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IoT and Autonomous RC Boats for Water Quality Assessment: Trends, Challenges, and Future Prospects
Abstract: Nowadays the application of Internet of things (IoT) increasing in many applications like drone, remote control vehicles, electrical vehicle, etc. In this paper we proposed a way to check quality of water present in vast water bodies by Remote Controlled (RC) Boat. This RC environmental monitor boat collects water quality data and sends it online via the Internet of Things. So that we maintain the water by clean from received …
Published in Journal of Microelectronics and Solid State Devices · Vol. 12, Issue 1, 2025 · pp. 13–21 Read article
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Patellar Mobility in Elite Swimmers of Jorhat Swimming Society: A Cross-Sectional Study
Abstract: Background: Patellar mobility is vital for swimmers, affecting leg propulsion and injury risk. Understanding its role in swimming biomechanics enhances insights into knee stability and performance across different strokes. Aim: To assess patellar mobility in elite swimmers of Jorhat Swimming Society, Jorhat, Assam. Purpose: To explore the relationship between patellar mobility and swimming stroke styles, specifically focusing on knee biomechanics during the stroke. Methodology: A cross-sectional study involving 27 elite …
Published in International Journal of Orthopedic Nursing and Practices · Vol. 3, Issue 1, 2025 · pp. 1–6 Read article
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Accuracy Improvement for Propeller Cavitation Noise Prediction Using UDF
Abstract: Recently, there has been an increase in demand for propulsion systems with higher hydrodynamic performance and lower underwater-radiated noise, as environmental issues are gaining more attention in addition to the traditional military necessity. It is important to reduce cavitation noise when designing propellers of the ships, especially for oceanographic research vessels because they use acoustic instruments and cavitation noise can interfere with their operation. It is well known that, when …
Published in Journal of Experimental & Applied Mechanics · Vol. 16, Issue 2, 2025 · pp. 18–26 Read article
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Design of Maritime Empennage Unmanned Aerial Vehicle (UAV): A Comprehensive Study
Abstract: This project presents a comprehensive study on the design and development of a maritime empennage unmanned aerial vehicle (UAV) tailored for operations in coastal and naval environments. The primary objective is to engineer an efficient, stable, and mission-adaptable UAV with an optimized empennage configuration that enhances aerodynamic performance and control in maritime conditions. The study involves a systematic design process encompassing mission requirement analysis, conceptual and preliminary design, aerodynamic modeling, …
Published in Journal of Aerospace Engineering & Technology · Vol. 16, Issue 1, 2026 Read article
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Design and Development of a Mini Drone for Educational Applications
Abstract: This paper describe the complete process of designing, building, and testing a small unmanned aerial vehicle (UAV), normally referred to as a drone. The plan combines key concept from aerodynamics, electronics, control engineering, and embedded programming to produce a functional sample. The drone was developed using trivial structural materials and affordable components, including brushless DC motors, electronic speed controller (ESCs), a flight controller, various sensors, and a lithium-polymer (Li-Po) battery. …
Published in Journal of Aerospace Engineering & Technology · Vol. 16, Issue 1, 2026 Read article
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Trends, Challenges, and the Future of Unmanned Aerial Systems
Abstract: The rapid evolution of unmanned aerial vehicles (UAVs), commonly referred to as drones, has transformed numerous domains — from military surveillance and logistics to precision agriculture and atmospheric research. This paper examines the current state of drone technology, industry trends, regulatory frameworks, socio-economic impacts, ethical considerations, and future research directions. With contributions from multidisciplinary studies, this review emphasizes emerging technologies, performance metrics, risk factors, and opportunities for innovation. In recent …
Published in International Journal on Drones · Vol. 2, Issue 1, 2026 · pp. 27–33 Read article
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Human Exploration of Mars: Challenges and Prospects for Sustainable Presence
Abstract: Human goals to Mars signify one of the most ambitious aims of present space exploration. While robotic missions have considerably extended our knowledge of the Martian atmosphere, sending humans to Mars proposes an extensive range of difficult hardships that must be tackled before such missions can become a reality. This review paper examines the most significant technical, biological, psychological, and logistical challenges associated with human exploration of Mars. The most …
Published in Research & Reviews : Journal of Space Science & Technology · Vol. 15, Issue 2, 2026 Read article