Search
381 articles for “flexural”
-
Investigation on Open Loop Position Control of Amplified Piezoactuator
Abstract: Amplified piezoelectric actuators (APAs) consist of stacked piezoelectric actuators inside a flexural mechanical amplifier which helps in amplifying the displacements of the piezostacks in static and dynamic conditions. Accounting for their precision movement and dynamic characteristics, these actuators are extensively used in micropositioning, active damping, and microactuation applications. In this paper, FEM analysis of mechanical flexural amplifier of APA230L piezoactuator was performed to estimate its stiffness in the horizontal direction …
Published in Journal of Mechatronics and Automation · Vol. 2, Issue 1, 2015 · pp. 16–24 Read article
-
ANALYSIS AND DESIGN OF R.C.C. BRIDGE
Abstract: The thickness of pier is found taking width of deck slab variable, width of girder, depth of girder variable. The thickness of any structure gives flexural rigidity against bending. Span of girder also taken variable. More bending is taken when more loads on the structure & flexural rigidity mainly depends upon thickness of the structure. The design and analysis of R.C.C. bridges involve careful consideration of various factors, including the …
Published in Journal of Structural Engineering and Management · Vol. 10, Issue 1, 2023 · pp. 41–45 Read article
-
Experimental Investigation for Strengthening the Nanocomposite Cementitious Materials with a Nanoscale Modification
Abstract: For the last few decades, researchers have widely used nanopolymer to control the mechanical properties of cementitious materials as a micro reinforcement. This paper examines and compares the mechanical and microstructure property of nanofiber cementitious material. Twenty-four sets of beam/cube cast with carbon nanofibers (CNFs) cementitious material where CNFs were used from 0.1%, 0.2%, and 0.3% of cement weight. The nanoparticles were scattered using a surfactant and an ultrasonic probe …
Published in Recent Trends in Civil Engineering & Technology · Vol. 12, Issue 2, 2022 · pp. 10–24 Read article
-
Bond Response of RCC Cube by using Glass Fiber Reinforced Polymer Bar
Abstract: The results of an experimental examination into the flexural and bond characteristics of Glass fibre reinforced polymer material in structural concrete are presented in this paper. In this study, glass fibre reinforced polymer bars of varied diameters were used. The performance of these bars with full and partial steel bar replacement is investigated. The major goal of this inquiry is to use Glass fibre reinforced polymer bars in water retaining …
Published in Journal of Structural Engineering and Management · Vol. 8, Issue 3, 2021 · pp. 1–6 Read article
-
Investigation of Mechanical Characteristics of 3D Printed Composite Materials (Polyoxymethylene and Nylon (PA6))
Abstract: Metals and thermosetting polymers are being replaced by 3D printed fiber reinforced composites because of their lightweight construction and mechanical performance. The adoption of 3D printing technology is due to reduced material waste, design freedom, and the ability to construct complicated structures. A technique for additive manufacturing that can create intricately functional parts is fused deposition modeling. The 3D printed nylon fiber reinforced polyoxymethylene samples are fabricated with different proportions …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 53–64 Read article
-
Assessing the Sensitivity of the Strength Properties of Asphalt Concrete Mixture to the Variation in Asphalt Binder Content
Abstract: The variationsin the asphalt cement binder content withinthe job mix formula, may exhibit a great influence on the required strength properties of asphalt concrete mixture. The present investigation deals with asphalt concrete mixtures which are usually implemented for wearing course pavement layer. The mixtures were prepared at optimum binder content of 4.8 %, and at ± 0.5 % of the optimum binder content and subjected to the short-term ageing process.Slab …
Published in Trends in Transport Engineering and Applications · Vol. 9, Issue 2, 2022 · pp. 26–34 Read article
-
Latex Modified Concrete for Development of Sustainable Architecture
Abstract: To improve the performance of concrete, latex polymer and fly ash are mixed with concrete. This paper presents the effects of using additive material styrene-butadiene rubber (SBR) Latex and Admixture Fly Ash as a partial replacement to cement in mortar mixes. In this research comparison between with or without the replacement of fly ash and polymer is studied for Compressive strength, split tensile strength, flexural strength and ultrasonic pulse velocity …
Published in Emerging Trends in Chemical Engineering · Vol. 6, Issue 2, 2019 · pp. 39–49 Read article
-
Influence of Waste Marble Powder by Partially Replacement of the Cement with M30 Grade to form Green Concrete
Abstract: This paper presents the study of concrete mix design using marble powder. Along the rapid growth of human needs in many sectors, a significant decrease in the availability and viability of the natural resources was always faced. Leaving the waste materials to the environment directly can cause environmental problem. Hence the reuse of waste material has been emphasized. The use of waste marble powder (dust) was proposed in partial replacement …
Published in Journal of Construction Engineering, Technology & Management · Vol. 8, Issue 2, 2018 · pp. 28–32 Read article
-
Effect of Steel Slag and Bagasse Ash on Strength of Concrete
Abstract: An experimental investigation was carried out to evaluate the strength properties of concrete. The concrete mix of M-50 grade was designed and produced by replacing steel slag partially with fine aggregate and bagasse ash partially with cement. The mix proportions were prepared with varying percentage of bagasse ash including one control mix of steel slag. Bagasse ash in concrete was replaced with 0, to 20% with an interval of 5% …
Published in Journal of Experimental & Applied Mechanics · Vol. 8, Issue 1, 2017 · pp. 1–10 Read article
-
Investigation of Mechanical Characteristics of 3D Printed Composite Materials (Thermoplastic Urethane and Nylon (PA6))
Abstract: 3D printing has emerged as a game-changer, progressively replacing conventional metals and thermosetting polymers, primarily due to its capacity to create lightweight structures with impressive mechanical attributes. The technology's advantages, such as minimized material wastage, design adaptability, and the ability to craft intricate structures, have propelled its widespread adoption. Within the realm of additive manufacturing, Fused Deposition Modeling (FDM) stands out as a technique capable of producing intricate functional components. …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 65–76 Read article
-
Effects of Carbon Fiber on Strength of Concrete
Abstract: Experimental investigations were carried out to evaluate the effect of carbon fibers on strength of concrete. The concrete mix of M-25 grade was considered and produced by replacing carbon fibers with cement. Modified concrete is produced by adding carbon fibers with various percentages as 0 to 0.6% at an interval of 0.2% with 10 and 20 mm in length. The compressive and flexural strengths are considered for investigations. Cube of …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 3, Issue 3, 2016 · pp. 1–8 Read article
-
Assessment of Railway Steel Girder Bridge of Two Tracks
Abstract: Relationship for load of train and depth of steel girder is established in different forms. Also, the depth of steel girder is found for maximum applied load (W = 60 t; i.e., load of one bogie of train). The flexural strength requirement is to be taken into account. Also, the depth of girder is taken to be const and span between two piers, width of pier is to be found. …
Published in Trends in Transport Engineering and Applications · Vol. 9, Issue 3, 2022 · pp. 24–29 Read article
-
Nano Positioning for Large Scanning Range for XY Mechanism
Abstract: In this study, an XY flexure stage that provides a variety of motion options while reducing incorrect motions is designed and assessed. In the flexure design, the double parallelogram flexure modules are positioned methodically and symmetrically. The performance of the flexure stage is assessed using finite element analysis, and experimental testing is performed to validate the findings. The built-in prototype of the flexure stage has dimensions of 350 mm x …
Published in Journal of Microelectronics and Solid State Devices · Vol. 12, Issue 1, 2025 · pp. 30–35 Read article
-
Comprehensive Experimental Analysis of the Mechanical Properties and Enhancements of Natural Fiber Composites
Abstract: This research investigates the mechanical characteristics of bio-composites reinforced using jute and sisal fibers. Natural fibers have emerged as promising alternatives because of their low density, renewability, biodegradability and approving mechanical properties. The research involved fabricating bio-composite plates using the hand lay-up method with varying orientations of jute and sisal fibers. The mechanical parameters, including tensile strength, impact strength, and flexural strength, were rigorously assessed and compared across various fiber …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 45–53 Read article
-
Effect of Curing Time on Physico-mechanical Properties on Dental Composite
Abstract: This study aim to investigate the influence of curing time on physical and mechanical properties of a dental composite cured by using LED light with intensity of 1500 mW/cm2 in the range of 440-480 nm. We prepared the glass ionomer powder by fusion of various inorganic components at high temperature and studied the influence of silica/alumina ratio keeping other inorganic salts such as Calcium fluoride (CaF2), Sodium Fluoride (NaF), Calcium …
Published in Journal of Polymer & Composites · Vol. 10, Issue 3, 2022 · pp. 36–47 Read article
-
Evaluation of the Properties of Sugarcane Bagasse Composites
Abstract: Many of the researches are ongoing towards these natural fibre composites in order to replace few materials like plastic and ceramics. In this work we have focused on the preparation of a polymer matrix composite using sugarcane bagasse fibre which intern helpful to study regarding its mechanical behavior. Over the past thirty years of composite materials history says that it has been the dominant emerging materials which have proved with …
Published in Journal of Production Research & Management · Vol. 10, Issue 2, 2020 · pp. 20–23 Read article
-
Fabrication and Evaluation of Mechanical Properties of Banana Fiber Reinforced Epoxy Composites
Abstract: Natural fiber reinforced composites are gaining attention in recent days due to eco-friendly nature, sustainability, low cost and easy availability. The natural fibers are enriched with favorable mechanical properties which diversify artificial fibers are bio-degradable, nonhazardous, light weight. In this submission, specimens of the banana fiber reinforced epoxy composites are developed to evaluate the mechanical properties. The composite sample specimens are designated with different fiber orientations using the hand lay-up …
Published in Trends in Mechanical Engineering & Technology · Vol. 10, Issue 1, 2020 · pp. 37–47 Read article
-
Investigation of Mechanical Properties of Jute and Bamboo Natural Fiber Composites
Abstract: Natural fibers have become increasingly popular in recent decades. Natural fiber composites are also becoming increasingly popular in a various industries, including automobiles, furniture, packaging, construction and sports. Natural fibers have several advantages over synthetic fibers, including low cost, low density, reduced damage to processing equipment, good relative mechanical properties, renewability, and biodegradability. Natural fibers were also introduced with the goal of producing lighter composites, and they have shown a …
Published in Journal of Production Research & Management Read article
-
Investigating the Functionality of Graphene Fiber Reinforced Plastic (GFRP) Laminates
Abstract: The increased adaptability and usefulness of glass-fiber reinforced polymer has led to its widespread adoption. GFRP laminates can be improved by including filler materials to improve their already impressive set of qualities. The demand for the research and development of advanced composites with enhanced properties has never been greater, and this is especially true for composites that are lightweight but have enhanced tensile and flexural qualities. An example of a …
Published in Journal of Polymer & Composites · Vol. 11, Issue 6, 2023 · pp. 1–9 Read article
-
Strategic Enhancement of Composite Strength Explored Through Comprehensive Integration of Flax Fiber and Cenosphere in Epoxy Resin Matrices
Abstract: The Current research delves into the mechanical attributes of composite specimens, integrating flax fiber and cenosphere fillers within an epoxy resin matrix catalyzed by K-6 hardener. Executing a meticulous approach involving a vacuum bagging method and a specific formulation of 10 wt.% cenosphere, 50% epoxy resin, and 40% flax fibers, the study rigorously scrutinized tensile and flexural strengths. Notably, the first specimen exhibited a peak tensile strength of 94.329 MPa, …
Published in Journal of Polymer & Composites · Vol. 11, Issue 13, 2023 · pp. 199–217 Read article