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480 articles for “mechanical energy”
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A Comprehensive Review on Piezoelectric Composites for Energy Harvesting and Sensing
Abstract: The capacity of piezoelectric composites to transform mechanical energy into electrical energy and vice versa has drawn a lot of interest recently. This property makes them very appealing for use in energy harvesting and sensing applications. These materials combine the high piezoelectric performance of ceramics with the mechanical flexibility and processability of polymers or other matrices, enabling a wide range of practical uses in flexible electronics, wearable systems, and embedded …
Published in International Journal of Electro-Mechanics and Material Behaviour · Vol. 3, Issue 1, 2025 · pp. 19–24 Read article
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Influence of SlS Parameters on Strength and Fatigue Durability of Polyamide-12
Abstract: Selective Laser Sintering (SLS), a laser-based polymer powder bed fusion process, has gained prominence in the fabrication of high-performance thermoplastics such as Polyamide-12 (PA12). This paper provides an extensive review of how key SLS process parameters—such as laser power, scan speed, hatch spacing, and energy density—affect the mechanical properties of PA12 components, with a specific focus on tensile strength and fatigue resistance. Studies demonstrate that increasing energy input enhances particle …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 178–191 Read article
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Captive Energy Generation by Using Gym Equipment
Abstract: This project aims to create a sustainable energy source by converting exercise equipment into devices capable of generating electrical power. Traditionally, the mechanical energy produced during workouts is wasted as it dissipates within exercise machines. This project aims to capture and convert that otherwise unused energy into usable electricity. By integrating an alternator-based system into fitness equipment, the mechanical motion generated by users during exercise can be transformed into electrical …
Published in Journal of Microwave Engineering and Technologies · Vol. 12, Issue 3, 2025 · pp. 21–26 Read article
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Engineering Perspectives: Thermal and Structural Examination of Disc Brakes for Light Vehicles
Abstract: The procedure of braking transforms the kinetic energy of a car into mechanical energy that needs to be released as heat. High temperatures may result from the frictional heat produced at the disc and pad interface during the braking phase. Frictional heat produced on the rotor surface can contribute to an excessive rise in temperature, which can have unfavorable effects including premature wear, brake fluid vaporization (BFV), thermally excited vibrations …
Published in International Journal of Electrical Machine Analysis and Design · Vol. 1, Issue 2, 2023 · pp. 16–23 Read article
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Footstep Power Generation Using Piezoelectric Materials: A Renewable Approach for Smart Infrastructure
Abstract: The rapid depletion of fossil fuels and the increasing global demand for sustainable energy have necessitated the development of decentralized energy harvesting systems. This paper presents a comprehensive study on footstep-based power generation using piezoelectric materials as a viable renewable energy solution for smart infrastructure. The proposed system converts mechanical energy generated from human locomotion into electrical energy using optimized piezoelectric transducer arrays integrated beneath floor tiles. The study covers …
Published in Trends in Electrical Engineering · Vol. 16, Issue 1, 2025 Read article
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Energy Harvesting Circuits with Piezoelectric Material: Design, Integration, and Optimization
Abstract: Piezoelectric energy harvesters (PHE) have drawn significant interest as a method of harvesting environment energy to power because of its compatibility and high energy density. Integrating piezoelectric energy harvesters into wireless sensor networks, Internet of Things (IoT)) devices, and wearable electronics enhances their functionality and also increases sustainability. This integration can be lead to the development of self-powered devices that can operate continuously without the need for external power sources. …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 1028–1039 Read article
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Sustainable technology: Energy harvesting floors
Abstract: The development of technology, particularly in the realm of sustainable energy solutions like energy harvesting floors, is pivotal in addressing environmental challenges and advancing towards a more sustainable future. Energy harvesting floors, kinetic or piezoelectric floors, use the piezoelectric effect to convert mechanical energy from footsteps into usable electricity. These innovative floors offer advantages, including renewable energy generation, sustainability, seamless integration into existing infrastructure, minimal maintenance requirements, and increased efficiency. …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 15, Issue 1, 2025 · pp. 19–29 Read article
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AutoGen Bike: A Self-Sustaining Smart Electric Bike with Integrated AI Safety Systems
Abstract: This is the paper which gives the information about the self-sustaining electric bike. This also tells the idea about how energy is produced during its usage. The “Auto gen bike” is the most useful aspect that can change the future of the electric bikes. This also helps in the conservation of natural resources and nature. This also helps in the accidents happening to the two-wheel vehicle. This is achieved by …
Published in Journal of Automobile Engineering and Applications · Vol. 12, Issue 2, 2025 · pp. 41–49 Read article
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Comparative analysis of carbon fibre and E-glass fibre characteristics
Abstract: In the contemporary automotive industry, the imperative focus on energy efficiency has driven the central role of lightweight, addressing challenges such as emissions reduction and fuel efficiency. Extensive research is underway to develop lightweight materials enhance recyclability, integration feasibility, and overall fuel efficiency These experiments were conducted in agreement with ASTM D638, ASTM D790-03, and ASTM D790 standards to ensure adherence to industry standards and facilitate meaningful comparisons. For the …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 253–267 Read article
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A Novel Approach for Power Generation from Ocean Waves Using Ratchet and Pawl Mechanism
Abstract: Renewable energy sources collectively contribute around 29% to 30% of global electricity generation. Solar and wind power’s intermittency and weather dependency pose challenges for unreliable energy generation, requiring storage solutions like batteries and environmental considerations. By considering the above-mentioned factors, ocean wave energy stands out as a promising and consistent renewable source. Ocean wave energy is highly predictable and consistent, offering a dependable power supply with minimal greenhouse gas emissions …
Published in Recent Trends in Fluid Mechanics · Vol. 11, Issue 1, 2024 · pp. 1–7 Read article
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An Overview on Energy Harvesting Using Piezoelectric Material for Wi-Fi Systems
Abstract: The rapid proliferation of wireless-networked devices has intensified the demand for sustainable, maintenance-free power sources that can keep small-scale Wi-Fi modules operational in hard-to-reach or infrastructure-limited environments. This study investigates the feasibility of harvesting ambient mechanical energy using piezoelectric transduction technology and directly feeding the harvested power to a low-power Wi-Fi communication subsystem. A compact energy-harvesting module was engineered from lead-zirconate-titanate (PZT) cantilevers with resonant frequencies tuned to the dominant …
Published in International Journal of Electro-Mechanics and Material Behaviour · Vol. 4, Issue 1, 2026 · pp. 56–63 Read article
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Modeling of the Mechanism of Generating Processes of Water Electrolysis and Photosynthesis with Solar Energy Used for Productions of Gas Oxygen and Hydrogen, of Concentrate of the High-calorie Microalgae Chlorella, and for Industrial Wastewater Treatment
Abstract: The use of solar energy for generation of the process of water electrolysis, permitting the oxygen and hydrogen gases production, concentration of the high-calorie fast productive Chlorella microalgae, and industrial wastewater treatment is the most promising direction today. This is explained by the complete absence of electrical energy consumption for the implementation of these industrial technological projects. No less interesting is the process of photosynthesis of phytoplankton cells, which also …
Published in International Journal of Advance in Molecular Engineering · Vol. 1, Issue 1, 2023 · pp. 7–21 Read article
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Assembly Process and Performance of A Micro Steam Power Plant
Abstract: Energy is an indispensable component of modern society, driving everything from industrial processes to household appliances, among the various sources of energy, steam power, a form of heat energy has played a pivotal role in the development of human civilization, paving the way for the Industrial Revolution and subsequent technological advancements. This study focused on the assembly and performance evaluation of a 5 kW steam power plant. The components of …
Published in International Journal of Industrial and Product Design Engineering · Vol. 2, Issue 2, 2024 · pp. 38–48 Read article
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Fracture Analysis of FRP Composites under Thermo-Mechanical Loads for Different Geometry Cutouts
Abstract: Fiber-reinforced composites (FRPs) are used extensively in structural and non-structural components of the aerospace and automotive industries. To utilize these materials for structural applications, it is necessary to understand the fracture behavior of the material. In the present investigation of carbon fiber laminates, studies were carried out to understand the fracture toughness characteristics of the carbon fiber laminates with mechanical, thermal, and thermo-mechanical loadings of modes I, II, and III. …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 3, Issue 2, 2025 · pp. 1–10 Read article
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Modelling -Based Evaluation of Hybrid Natural Synthetic Fiber Polymer Composites for Sustainable Energy Applications
Abstract: The growing need of lightweight, high-performance, and green energy system materials has increased the research on hybrid polymer composites. This paper gives a modelling-based evaluation of polymer matrix composites which are reinforced using natural fibers like jute, sisal, bamboo in a combination with synthetic glass fibers to be used in sustainable energy sources. An analytical model has been used to assess the effect of hybrid fiber composition on mechanical, thermal, …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 682–688 Read article
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Exploring Composite Materials for Energy Harvesting in Electric Vehicles: A Comprehensive Review
Abstract: Energy harvesting, an increasingly dynamic field, holds promise for powering various devices by extracting energy from surrounding sources. Composite materials, blending mechanical and electrical properties, emerge as ideal candidates for energy harvesting applications. Despite their burgeoning utilization in electric vehicle (EV) energy capture, the full realization of their potential remains subject to ongoing evaluation. This editorial comprehensively examines composite materials' mechanical properties, electrical conduction, thermal stability, and affordability concerning EV …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 1–15 Read article
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Design And Implementation of A Smart Dustbin System Integrated With Solar Panel For Sustainable Waste Management
Abstract: India is a rapidly developing country in the world. As a growing economy it is important to manage its waste. In India on an average 64 million tons of detritus is produced which ranks 5th in the global scenario. Nowadays in many localities garbage is thrown around arbitrarily and roads are full of litter. These unplanned things cause many problems and sometimes it may cause hazardous diseases. With the potential …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 15, Issue 2, 2024 · pp. 1–5 Read article
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Optimizing MEMS-Based Energy Harvesting with Piezoelectric and Thermoelectric Polymer Composites
Abstract: This research explores the development and performance of polymer-based composites, particularly Polyvinylidene Fluoride (PVDF) and Electro active Polymers (EAPs), in MEMS-based energy harvesting systems. PVDF, a flexible piezoelectric material, is combined with ceramic powders such as lead zirconatetitanate (PZT) to enhance its piezoelectric response while retaining mechanical flexibility. EAPs, including ionic polymer-metal composites (IPMCs) and dielectric elastomers, are investigated for their ability to generate electrical power from mechanical deformations, offering …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 221–237 Read article
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Unified Mass–Energy Dissolution Cosmology (UMEDC): A Staged Framework for Cosmic Energy Transformation and Late-Time Acceleration
Abstract: The ΛCDM model successfully describes the universe’s expansion but remains fundamentally descriptive: it assigns fixed densities to matter, dark matter, and dark energy without providing a unifying physical mechanism behind their coexistence or evolution. In this work, we introduce the Unified Mass–Energy Dissolution Cosmology (UMEDC), a novel framework based on the staged transformation M → DM → DE, where ordinary matter gradually dissolves into a dark-matter-like reservoir, which subsequently transforms …
Published in International Journal of Universe · Vol. 1, Issue 2, 2025 · pp. 18–34 Read article
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Potential Applications of Ceramic Matrix Composites: Advancements, Benefits and Challenges
Abstract: Ceramic Matrix Composites (CMCs) are materials that mix or fuse ceramic fibres with a ceramic matrix to synthesize a composite/compound. CMCs may be manufactured from a range of ceramic materials, including carbon, carbon fibers, silicon carbide, glass ceramic, alumina, etc. The CMC’s final qualities are determined by its production method and the type of filler employed. Recent breakthroughs in CMC technology have resulted in considerable performance gains, making them suitable …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 99–107 Read article