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984 articles for “Pre-stressing”
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Design of C-Frame for Assembly of Mechanical Power Press
Abstract: The aim is to generate the model for assembly operation known as mechanical press machine. Using the concept of reverse engineering, the C-frame has been designed considering stress distribution, deflection, and design specification. Thus, a reciprocating piston is used which apply force upon component with the help of a special tool mounted on the piston. The optimum objective of this study is to observe the finite element modeling of ‘C’ …
Published in Trends in Machine design · Vol. 3, Issue 1, 2016 · pp. 24–29 Read article
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Design Optimization of A Riveted Joint Used in Back Plate of A Pendulum Absorber Assembly
Abstract: Riveted joints are widely used for fastening sheet metal components. Cylindrical rivets are generally preferred but due to space constraints in some cases, other geometries are being explored. In this work, a practical case of a rectangular riveted assembly for back plate of pendulum absorber assembly commonly used in modern vehicles for damping secondary vibrations is considered and an iterative simulation study for design optimization has been conducted using finite …
Published in Trends in Mechanical Engineering & Technology · Vol. 5, Issue 1, 2015 · pp. 36–50 Read article
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Thermal Response of Thick Beam Subjected to Thermo-mechanical Loads by Using HyperbolicShear Deformation Theory
Abstract: In this paper, a hyperbolic shear deformation theory (HPSDT) taking into account transverse shear deformation effect is presented for thermo-mechanical stress analysis of thick isotropic beam subjected to thermo-mechanical. The displacement field contains two variables. The hyperbolic sine and cosine function is used in the displacement field in terms of thickness Co-ordinate to represent the effect of shear deformation. The most important feature of the theory is that, the transverse …
Published in Journal of Structural Engineering and Management · Vol. 3, Issue 3, 2016 · pp. 22–30 Read article
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Analysis of Natural Frequency for Three-Dimensional Model of Transformer Winding Using FEA
Abstract: AbstractPower transfer winding is prone to a number of events of a short circuit. However, over a period of time, capabilities of winding to withstand forces generated during such events decrease. In order to understand the behavior of winding at excitation, study of natural frequency is an important parameter. In this paper, winding’s radial and axial modes are studied with the help of finite element approach. Three-dimensional (3D) and two-dimensional …
Published in Journal of Instrumentation Technology & Innovations · Vol. 8, Issue 1, 2018 · pp. 8–12 Read article
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Fillet Weld Analysis Utilizing ANSYS: Study of Meshing Method
Abstract: The present paper discusses about all the aspects of the fillet weld–weld types, weld geometries, boundary conditions have been reviewed. A wide amount of literature survey has also been conducted. Weld toes and weld roots are the section where maximum stress is developed, also called as stress concentration zone. The present paper focuses on the fillet or T-joint type weld joint. ANSYS—a Finite Element (FE)—has been used to simulate the …
Published in Journal of Mechatronics and Automation · Vol. 3, Issue 1, 2016 · pp. 49–56 Read article
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High Strength Bolt Tightening and Verification Techniques for Steel Connections: In-Depth Study and National Survey
Abstract: The current means and methods of verifying that high strength bolts have been properly tightened is very laborious and time consuming. In some cases, the techniques require special equipment and in other cases the verification itself may be somewhat subjective. While some commercially available verification techniques do exist, there are drawbacks such as being costly, time-consuming, and impractical to use in the field. The main objectives of this project were …
Published in Journal of Construction Engineering, Technology & Management · Vol. 12, Issue 1, 2022 · pp. 19–32 Read article
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Optimizing Nutrient Utilization and Microbial Protein Synthesis in Ruminants: Strategies for Enhanced Feed Efficiency and Sustainable Productivity
Abstract: This review investigates strategies to optimize nutrient utilization and microbial protein synthesis in ruminants, aiming to improve feed efficiency and enhance overall livestock productivity sustainably. It focuses on key aspects of feed formulation, including balancing non-structural carbohydrates with protein sources, incorporating bypass proteins, and selecting high-quality forages that improve fiber digestibility. The review examines various feed processing techniques such as steam-flaking, pelleting, and ammonia treatment, which enhance nutrient bioavailability and …
Published in International Journal of Nutritions · Vol. 3, Issue 1, 2026 · pp. 42–53 Read article
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Bio-Inspired FGPCs for Biomedical and Structural Applications
Abstract: Bio-inspired functionally graded polymer composites (FGPCs) represent a new class of smart materials that use gradient material distributions to enhance mechanical and biological properties, mimicking natural systems like bones, shells, and plant stems. FGPCs exhibit smooth gradient distributions across interfaces, which improves biocompatibility and reduces the risk of failure under complex loading and environmental conditions. In this study, bio-inspired FGPCs were designed, fabricated, and validated using a combined experimental and …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 456–481 Read article
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Stress based topology optimization of axial tubes under impact to improve energy absorption
Abstract: The present study is aimed at designing a stress constrained topology optimized tube to improve the specific energy absorption (SEA) and reduce the peak crushing force. The research was aimed to develop an axial tube to withstand high impact loads thus improving the crash worthiness of the structure. Crash analysis of a 3D deformable circular tube having different thickness of 0.5 mm, 1 mm, 1.5 mm and 2 mm with …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 210–220 Read article
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Advanced Modeling and Static Analysis of Inverted Umbrella Roof Shell Using ANSYS
Abstract: In this objective paper, an inverted umbrella roof shell are designing and modeling for the static analysis in ANSYS (15) using finite element method. The finite element analysis is carried by using total deformation and normal stresses in longitudinal direction and on X and Y plane to determine, respectively. Responses of umbrella roof shell results are linear and quadratic variation of the membrane displacements in the inverted direction are investigated …
Published in Journal of Structural Engineering and Management · Vol. 4, Issue 2, 2017 · pp. 31–35 Read article
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Role of Lifestyle Modifications in Controlling Hypertension in View of Traditional System of Medicine: An Appraisal
Abstract: Hypertension, a long-recognized condition, has been documented across various ancient medical systems including Chinese, Greeko-Arabic, and Indian Ayurvedic traditions. These traditional medicines identified correlations between pulse quality and vascular health, emphasizing the importance of managing arterial hardness. Historical figures, such as Huang Ti, Ali Ibn Abbas Majoosi, and Ibne Sina provided early insights linking dietary habits, such as salt intake, and mental stress to hypertension. Modern understanding further delineates hypertension …
Published in Research and Reviews : A Journal of Ayurvedic Science, Yoga and Naturopathy · Vol. 12, Issue 1, 2025 · pp. 37–42 Read article
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Infertility-Psychosomatic Aspect
Abstract: We are in the 21st century and the society is now facing a stressful situation. As a result we need to face many problems like physical and mental ailments. Psychological distress is generally recognized as a contributing factor to infertility. Ayurveda reiterated that human being is a psychosomatic unit, so to establish fertility, healthy mind and body are necessary. Out of total presentations, female infertility of idiopathic origin accounts for …
Published in Journal of AYUSH: Ayurveda, Yoga, Unani, Siddha and Homeopathy · Vol. 4, Issue 2, 2015 · pp. 14–16 Read article
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A Study on Mental Health, Psychological Support and Life Satisfaction For Tribal Community In Nilgiris-TN
Abstract: This research investigates the mental health challenges, psychological support systems, and overall life satisfaction among tribal communities in the Nilgiris district of Tamil Nadu. These indigenous groups, including the Todas, Kotas, Irulas, and Kurumbas, are undergoing significant social transitions due to modernization, environmental change, and cultural shifts: factors that increasingly influence their mental well-being. The primary objectives of this study are to assess the prevalence of mental health issues such …
Published in International Journal of Community Health Nursing And Practices · Vol. 3, Issue 2, 2025 · pp. 41–45 Read article
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Effect of NaCl Stress on Seedlings Growth and Biochemical Changes of Soybean (Glysin max) Co-3
Abstract: Present study was investigated the effect of NaCl stress on seed germination, pigments content, protein and proline content of soybean (Glycine max L.). The soybean plant was exposed to increasing concentrations of 0, 50, 100 and 150 mM NaCl salt stress. The 7th day old plant was exposed to salt stress. The results indicated that increasing concentrations of NaCl salt solution showed decrease in the percentage of germination, pigments concentration, …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 4, Issue 2, 2014 · pp. 13–16 Read article
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Concrete Compressive Stress-Induced Crack Analysis and the Main Causes of Concrete Cracks in Construction
Abstract: The findings of experimental investigations into the micromechanical behaviour of concrete under various loading scenarios are presented in this work. Concrete specimens with normal and high strengths were examined under uniaxial compression in constrained spaces. Injection of a low melting point alloy was done into the concrete specimens' pores and fissures. To preserve the load-induced stress microcracks and the pictures from the cross sections of the concrete specimens photographed by …
Published in Journal of Experimental & Applied Mechanics · Vol. 13, Issue 2, 2022 · pp. 11–15 Read article
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Assessment of Water Quality and Quantity Trends at Reuse Locations within the Bahr El- Baqar Drainage Catchment under Water Stress Reduction Scenarios
Abstract: Many countries face the pressing challenge of water scarcity, affecting around 20% of the global population in areas with water shortages. Egypt, one of the most populous countries in Africa and the Middle East, is severely impacted by this issue. To address this, Egypt is focusing on developing alternative water resources, including the reuse of agricultural drainage water for irrigation. In this study, the SIWARE model was employed to evaluate …
Published in Journal of Water Resource Engineering and Management · Vol. 12, Issue 3, 2025 · pp. 1–11 Read article
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Influence of Constant Micro Strain Levels on the Strength Properties of the Asphalt Concrete mixture
Abstract: Asphalt concrete mixture is designed to resist the deformation and vehicular traffic loading throughout its service life. However, when the asphalt concrete pavement practices over loading within the service life period, it exhibits cracking and rutting. In the present investigation, an attempt has been taken to understand the strength performance of asphalt concrete when practicing variable levels of constant stresses. Asphalt concrete mixture was prepared at optimum asphalt cement requirement …
Published in Trends in Transport Engineering and Applications · Vol. 10, Issue 3, 2023 · pp. 29–35 Read article
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Study on the Failures of Raw Water Tower Structural Joints When the Air Gap of the Jack up Rigs is Increased
Abstract: 1. ABS Rules for Building and Classing Offshore Installations.2. Guidelines for Site Specific Assessment of Mobile Jack-up Units. SNAME T&R 5-5A.3. ABS. RP-2A, WSD, Recommended Practice for Planning, Designing and Constructing Fixed Offshore Platforms- Working Stress Design. 21st Edn. Dec 2000; Suppl 1–3.4. Ohta T, Yamauchi H, Toriumi M. Design Method of Leg Structure of Jack-up Rigs. NKK Corporation, Engineering Research Centre, Kawasaki, Japan. 1st International Offshore and Polar Engineering …
Published in Journal of Offshore Structure and Technology · Vol. 6, Issue 1, 2019 · pp. 39–48 Read article
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Retained Placenta in Dairy Cows: Causes, Consequences and Effective Strategies for Sustainable Dairy Development
Abstract: Retained placenta (RP) is a common reproductive disorder in dairy cows that poses a significant threat to reproductive efficiency, milk yield, and overall herd productivity. The condition, characterized by the failure to expel fetal membranes within 24 hours post-calving, results from a complex interplay of metabolic, endocrine, nutritional, and management-related factors. Key causative agents include dystocia, twin births, premature calving, mineral imbalances, oxidative stress, immune suppression, and hormonal disruptions, particularly …
Published in Research and Reviews: A Journal of Health Professions · Vol. 15, Issue 3, 2025 · pp. 1–11 Read article
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Three-Dimensional Finite Element Modeling Study of Stress Distribution in Calcaneal Fracture
Abstract: The calcaneus is one of the biggest load-bearing tarsal bone in human body and therefore, many authors stress the importance of its biomechanical modeling and analysis in several aspects. We predicted possible fracture lines’ characteristics throughout the reconstruction of three-dimensional finite element modeling from CT slices and biomechanical analysis of stress state within talo-calcaneal complex, and its clinical validity was identified by comparing with radiographic/intraoperative findings. We reconstructed the 3-D …
Published in Research and Reviews : Journal of Surgery · Vol. 10, Issue 2, 2021 · pp. 11–34 Read article