Search
267 articles for “pre-stressed materials”
-
ANALYSIS AND OPTIMIZATION OF SINGLE CYLINDER IC ENGINE CONNECTING ROD
Abstract: Connecting rod is an intermediate link between the piston and the crank shaft, which is responsible to transmit reciprocating motion of the piston to rotary motion of the crank shaft. These connecting rods are made of Carbon steel, because of its strength, durability, and lower cost. However, steel with its high mass density exerts excessive stresses on the crankshaft of a high speed engine. Recently Aluminium Alloys have been taken …
Published in Journal of Catalyst & Catalysis · Vol. 5, Issue 2, 2018 · pp. 26–33 Read article
-
Structural Analysis of a Household Refrigerator by Autodesk Fusion 360
Abstract: The main objective of this paper is to analyse and discuss the stress distribution of a household refrigerator under a given load and decide whether the material of the model is suitable and feasible for household conditions or not. In this paper, static stress analysis is done on the tray of the household refrigerator. The geometric model used for analysis is created using Autodesk Fusion 360 and the analysis is …
Published in Trends in Machine design · Vol. 8, Issue 3, 2021 · pp. 32–36 Read article
-
IMPLEMENTATION OF LIGHT WEIGHT CARBON COMPOSITE DRIVESHAFT FOR A LIGHT COMMERCIAL VEHICLE
Abstract: The automotive drive shaft is a crucial component for power and torque transmission in vehicles, with a tubular shape that spins due to engine power. The current drive shaft is made of heavy-duty mild steel, increasing the vehicle's weight and fuel consumption. To reduce the weight, a composite material called carbon fiber was used. Carbon fiber showed better performance in driveshaft operation, and its properties were evaluated using universal testing …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 52–65 Read article
-
Interior Design and Well-being: Enhancing Mental Health through Design
Abstract: In contemporary society, where stressors abound and mental health concerns are prevalent, the role of interior design in promoting well-being has garnered increasing attention. This abstract provides an in-depth exploration of how strategic design interventions can positively impact mental health and enhance overall quality of life. Beginning with an examination of the psychological foundations, this abstract elucidates the intricate relationship between design elements and mental states. It discusses how factors …
Published in International Journal of Behavioral Sciences · Vol. 1, Issue 1, 2024 · pp. 9–18 Read article
-
Fluid-Structure Interaction Analysis of a Rubber Bellow Segment made of Hyper Elastic Material
Abstract: Fluid-structure interaction (FSI) is the interaction of a moveable and/or deformable structure that is immersed in a fluid and/or contains a fluid. Motion of the structure causes a change in the fluid’s stresses that act on the structure’s wetted surface, which in turn causes a change in the structure’s motion. The present research analyses the deformation produced in a hyper elastic rubber bellow segment due to the pressure generated by …
Published in Recent Trends in Fluid Mechanics · Vol. 3, Issue 2, 2016 · pp. 21–30 Read article
-
Factors Affecting Shear Stress on Tablet Hardness and Disintegration
Abstract: The quality and effectiveness of pharmaceutical tablets depend heavily on several factors influencing shear stress on tablet hardness and disintegration. These factors include formulation composition, wherein the selection and concentration of excipients and active ingredients affect how the tablet material responds to shear stress. Additionally, the compression force, speed, and duration during tablet compression are critical, impacting tablet hardness and disintegration properties. Tablet geometry and design, along with tablet press …
Published in Research and Reviews: A Journal of Pharmaceutical Science · Vol. 15, Issue 2, 2024 · pp. 1–19 Read article
-
Technical Review Of Manufacturing Defects In Cold Forged M6 Nuts
Abstract: This review delves into the intricacies of M6 cold forged nuts, a pivotal component in many assemblies. These nuts are essential for maintaining structural integrity, yet their production can often lead to defects that compromise their performance. Key issues include material flaws, such as impurities and inconsistencies, dimensional inaccuracies that can affect fit and function, and surface roughness that can impact the nut's strength and durability. Material flaws can arise …
Published in Journal of Materials & Metallurgical Engineering · Vol. 14, Issue 1, 2024 · pp. 01–06 Read article
-
Affect of Finite Element Modelling on Static Behavior of Underwater Shell
Abstract: The objective of the present study is to compare and contrast different numerical models based on their mesh quality and material properties in predicting the response of an underwater shell under an external pressure of 1 MPa. Two different mesh qualities with the same element size are developed for solid geometries without and with slicing the solids at geometric discontinuities to enhance the element quality. From the static response of …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 154–163 Read article
-
Structural Health Monitoring of Polypropylene Fiber- Reinforced Composite Using Accelerometer Sensors
Abstract: This study explores the application of accelerometer sensors for structural health monitoring (SHM) in evaluating the performance of polypropylene fiber-reinforced composites (PFRC). Incorporating polypropylene fibers into concrete enhances its structural integrity and durability. However, accurately assessing PFRC behavior under various conditions is crucial for its practical application in construction. This research employs advanced accelerometer sensor technology for real-time monitoring and assessment of PFRC performance. Experimental investigations captured and analyzed the …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 621–634 Read article
-
Effect of Solution Heat Treatment and Aging on the tensile Properties of Ti-6Al-4V Alloy Component Manufactured by Wire Arc Additive Manufacturing
Abstract: Wire Arc Additive Manufacturing (WAAM) is a cost-effective technique for fabricating components from the Ti-6Al-4V alloy, known for its high strength and utility in demanding applications. To maximize its strength, the alloy undergoes Solution Treating and Aging heat treatment, comprising three key steps: (i) Solution Treating: The alloy is heated to 950°C (just below the β transus) and held for 1 hour, increasing the β phase proportion. This step sets …
Published in International Journal of Machine Systems and Manufacturing Technology · Vol. 3, Issue 2, 2025 · pp. 1–6 Read article
-
The Role of Polymer Chemistry in Developing a Novel Polymer-Based Retromolar Endotracheal Tube
Abstract: This study presents the development and characterization of a novel polymer-based modified endotracheal tube designed for retromolar intubation. The tube is manufactured using medical-grade polyvinyl chloride (PVC) with reinforced polymeric structures to enhance flexibility while maintaining lumen integrity. The incorporation of a preformed lateral curvature mitigates airway resistance and airflow reduction caused by manual bending, ensuring an optimal balance between rigidity and adaptability. Additionally, the integration of polymer-based ligature wires …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 14–20 Read article
-
Microbially Modified Sustainable Cementitious Composites Using Industrial Ash Fillers
Abstract: The growing demand for sustainable, durable construction materials has driven the development of bio-engineered cementitious composites incorporating industrial by-products and self-healing mechanisms. This study investigates a microbially modified cementitious composite that integrates industrial ash fillers with bacteria-based self-healing technology to enhance mechanical performance and microstructural integrity while reducing cement consumption. Cement was partially replaced with industrial ash at 20%, 30%, and 40% replacement levels, and a uratolytic bacterial strain (Bacillus …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 331–350 Read article
-
Modelling of Large Elasto-plastic Deformations by EFGM
Abstract: Current work reports modelling and simulation of geometric and material nonlinearities arising due large elasto-plastic displacements in structural specimens by invoking enriched element free Galerkin method (EFGM). The displacement approximations are constructed by using moving least square approach. Standard displacement based approximations are modified by incorporating suitable enrichment functions depending on the nature of interfaces present in the components. Large deformations give rise to geometric nonlinearities which have been modelled …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 130–143 Read article
-
Recent Progress in Near-Surface Mounted Fiber-Reinforced Polymer Strengthening Systems: Composite Materials, Adhesive Technologies, and Interfacial Bonding
Abstract: Fiber-reinforced polymer (FRP) composites have emerged as one of the most promising classes of advanced engineering materials for structural strengthening and rehabilitation owing to their high specific strength, excellent corrosion resistance, fatigue durability, and design flexibility. Among various strengthening approaches, near-surface mounted (NSM) systems have gained significant attention because they provide enhanced bond performance, improved protection against environmental exposure, and superior utilization of FRP reinforcement compared with conventional externally bonded …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 1145–1153 Read article
-
Self Healing Material: An Introduction
Abstract: Self-healing materials have emerged as a transformative innovation for sustainable infrastructure and advanced applications such as wearable electronics and smart transportation systems. These materials possess the intrinsic ability to repair damage autonomously or with minimal external intervention, thereby extending service life and reducing maintenance costs. Inspired by biological systems, self-healing mechanisms are broadly classified into extrinsic approaches, such as microcapsule and vascular networks based healing, and intrinsic mechanisms involving reversible …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 604–611 Read article
-
Optimization Of Solar Drying Parameters for Turmeric and Papaya Leaves: Effects on Nutritional and Bioactive Compound Retention
Abstract: This study focuses on the optimization of solar drying parameters for turmeric and papaya leaves, based on their impact on retention of nutritional and bioactive compounds. One of the most crucial postharvest procedures is solar drying as it decreases the moisture content in plant materials, thereby increasing shelf life and preserving quality. This study considers traditional methods as open sun drying (OSD) and advanced solar dry techniques, including Hybrid Indirect …
Published in International Journal of Electrical Power and Machine Systems · Vol. 3, Issue 1, 2025 · pp. 29–37 Read article
-
Experimental Analysis of Residual Stress, Micro-Hardness and Corrosion Behavior of HVOF Sprayed Composite Coating
Abstract: The utilisation of non-traditional composite coating materials, enhanced lubrication, and surface geometry optimisation have all contributed to the tribological performance. Piston rings are among the most crucial engine parts since friction causes between 40 and 45 percent of all energy loss. Fuel efficiency, power loss, and exhaust pollutants are all strongly impacted by the piston assembly's tribological performance. The present study's primary goal was to develop composite coating by using …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 77–82 Read article
-
A Comprehensive Study of Radial Load Fluctuation on Alloy Wheels for Electric Vehicles
Abstract: Electric Vehicle’s alloy wheels are designed to allow for better heat dissipation. Manufacturers carry out many tests of a wheel to be sure, that the wheel will fit for safety reason as also their comfortability level is even bigger. Therefore, a specific design was selected for which the simulations of alloy wheel were performed under real loading conditions. The main objective of this research is to analyze the effects of …
Published in International Journal of Mechanical Dynamics and Systems Analysis · Vol. 2, Issue 2, 2024 · pp. 47–56 Read article
-
Critical Review of Fatigue Properties of Friction Stir Welds of Aluminum Alloys
Abstract: Friction Stir Welding (FSW) is a solid state welding technique being developed for various metals and alloys. It allows joining of high strength aluminum alloys which is generally difficult to weld with conventional welding techniques. This joining technique is energy efficient, environment friendly, and versatile. FSW is considered to be the most significant development in metal joining in a decade. It is expected to have various weld properties to meet …
Published in Journal of Materials & Metallurgical Engineering · Vol. 4, Issue 1, 2014 · pp. 1–6 Read article
-
Bio-inspired Thermo-responsive and Self-Healing Polymer–PCM Hybrids for Next-Generation Smart Textile Applications
Abstract: The integration of phase change materials (PCMs) into flexible polymers represents a promising strategy for developing smart textiles with advanced thermal regulation and mechanical adaptability. However, the challenges of PCM leakage, poor mechanical strength, and durability under cyclic stress have limited their practical applications. In this study, we present a novel self-healing and elastic composite based on thermoplastic polyurethane (TPU) incorporating 30 wt% microencapsulated PCM (mPCM) and dynamic disulfide bonds …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 228–238 Read article