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627 articles for “limitations”
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Exploring the Flow Physics during Unsteady Shock Interactions Using CFD and Numerical Analysis
Abstract: Numerical reproductions were done to analyze a Shock Interaction component in the twofold wedge design. The first wedge edge is steady in quite a while. Huge contrasts in stream structure were seen between the calculations with different edges on second wedge. The most exceptional violent variances happened toward the edges of the whole area. Symmetric and antisymmetric movements of the detachment district were recognized in the immediate stream utilizing restrictive …
Published in International Journal of Mechanics and Design · Vol. 5, Issue 2, 2019 · pp. 40–55 Read article
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Remotely Operated Underwater Vehicle (ROV): State of the Art
Abstract: This study focuses on the analysis and development of Remotely Operated Underwater Vehicles (ROVs), encompassing their modeling, design, and control systems. It also addresses the inherent challenges related to their structural limitations, durability, and ease of operation. ROVs are robotic systems that can perform tasks in hazardous offshore environments and are equipped with various sensors to collect data. The objective of this paper is to examine the development of various …
Published in International Journal of Mechanics and Design · Vol. 9, Issue 1, 2023 · pp. 24–28 Read article
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Experimental Study of Twin Cylinder
Abstract: The experimental study conducted on a twin-cylinder engine offers valuable insights into the performance characteristics and operational behavior of this configuration. This research delves into the intricate dynamics governing twin-cylinder engines, focusing on parameters such as power output, fuel efficiency, emissions, and overall engine dynamics. Through meticulous experimentation and analysis, various operating conditions and load scenarios are explored to comprehensively understand the engine's behavior across different regimes. The experimental findings …
Published in International Journal of Mechanics and Design · Vol. 9, Issue 2, 2023 · pp. 33–48 Read article
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Modeling of 6 DOF Shake Table and Its Control
Abstract: This paper focuses on the modeling of 6 DOF shake table and implementation of controller and inverse kinematics. Shake tables are widely used to validate the structural integrity and reliability of a specimen during earthquake. Hence shake tables are used to simulate the acceleration spectra of earthquake. Modeling helps to analyze the system and its parameters for better understanding. The inverse kinematics are developed using degree of freedom (DOF) control …
Published in International Journal of Manufacturing and Materials Processing · Vol. 2, Issue 2, 2016 · pp. 56–60 Read article
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A Comprehensive Study On Optimization Of Neural Networks And Global Minimization
Abstract: The neural network toolbox is one of the commonly used, powerful, commercially available software tools for the constructing new networks and forms a inter linkage between each other. The software is user-friendly, permits flexibility and convenience in interfacing with other toolboxes in the same environment to develop a full application the wide range of applications and has a wide range of scope in making models with linear and non-linear functionalities …
Published in International Journal of Manufacturing and Materials Processing · Vol. 2, Issue 1, 2016 · pp. 11–18 Read article
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Effect of Heat Treatment on Fatigue Behavior of Carbon Steel
Abstract: This research comprises a study of the effect of heat treatment on fatigue behavior carbon steel and it was concluded that the increase of fatigue strength is directly proportional to increase in tensile strength. The best results were obtained for the specimen tempered at comparatively low temperature (2000C). These specimens have also shown the highest endurance limit this is perhaps due to the fact that these specimens possess vary high …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 1, 2018 · pp. 32–35 Read article
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A Review on Reduction of Scrap in Foundry by Using of Quality Control Tools
Abstract: Casting is one of the oldest manufacturing processes and is a primary manufacturing process. Products originating from castings are the input for many manufacturing processes such as forging, machining, rolling, wire drawing, extrusion, and welding. Therefore, the product made from casting should be a good quality product without defects or with minimum defects. Indeed, the quality of the products reduces as a reason of many process parameters such as molten …
Published in International Journal of Manufacturing and Materials Processing · Vol. 6, Issue 1, 2020 · pp. 6–17 Read article
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A Review of Recent Developments in Solid State-Based Metal Additive Manufacturing: Friction Stir Additive Technique
Abstract: In the age of machines, the whole industry needs light-weight and high strength for lighter devices, machines, etc. The core aerospace industry needs lighter materials for satellites and rockets. Friction Stir Additive Technology (FSAT)represents an innovative approach aimed at leveraging the principles of layered build (AM) layer by layer using solid state (FSW) friction stir welding technology. These represent a particular class of friction-based additive technology (FAT) and can easily …
Published in International Journal of Manufacturing and Materials Processing · Vol. 8, Issue 2, 2022 · pp. 17–25 Read article
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Thermal Management Of Cylindrical Lithium-Ion Battery Using A Wavy Tube
Abstract: To maintain a proper temperature range and eliminate local temperature disparities, thermal management is required for lithium-ion batteries in electric vehicles. A wavy tube is presented for a liquid cooling cylindrical lithium-ion battery module in this research. On the suggested battery module, three-dimensional transient simulations were run, and numerical improvements were made by changing the wavy contact angle of the wavy tube. The heat dissipation efficiency and temperature field homogeneity …
Published in International Journal of Manufacturing and Materials Processing · Vol. 9, Issue 2, 2023 · pp. 10–22 Read article
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Performance Analysis of Gradient-Based Focus Measures in a Parallax Affected SFF Scenario
Abstract: Abstract For scene reconstruction, shape from focus (SFF) is a popular technique in the field of computer vision. This is the fact that the SFF technique is based the focus levels of the pixels of the image preserves depth information. Conventionally, when there is a relative motion between the camera and the scene, SFF is implemented by using telecentric lenses, which avoid parallax effects. This becomes the chief component for …
Published in International Journal of Computer Aided Manufacturing · Vol. 1, Issue 2, 2016 · pp. 1–12 Read article
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New Proposal and Design to Add Retarders in Automotive
Abstract: Today, the issue of occupant safety is one of the most important issues in the automotive industry. Oneof the most important factors in improving the braking performance of cars has been considered in thearticle is the use of auxiliary brakes. Among the common auxiliary brakes that were proposed in carsand used by experimental test, we can mention retarder brakes. Used in heavy vehicles in passengercars will also be widely used …
Published in International Journal of Computer Aided Manufacturing · Vol. 7, Issue 1, 2021 Read article
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Analysis of Six Stroke in an Internal Combustion Engine
Abstract: In the present time, increasing use of auto-vehicles requires more need of fuel and eventually it produces more emissions. But fuel and natural resources are limited in amount. So the aim is to reduce the emissions and fuel consumption in the engines. In that case, six-stroke engine is the great solution. Six-stroke engine is the modified form of four stroke engine. It contains two additional strokes (power stroke by air, …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 1, Issue 1, 2015 · pp. 48–51 Read article
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A Review on Performance and Emission Characteristics of Diesel Engine Fueled With Biodiesel
Abstract: With increasing energy demands in the transport sectors and power generation together with the limited availability of fossil fuels and the adverse environmental effects causing from their use attracts a lot off researchers towards finding alternative fuels to successively substitute conventional fuels. Among the alternative fuels, biodiesel has received great attention due to their attractive characteristics of being renewable in nature. A lot of research has been done on performance …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 1, Issue 2, 2015 · pp. 32–38 Read article
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Effect of Secondary Air Injection in Redesigned Exhaust Pipe of Two-Stroke Internal Combustion Engine
Abstract: The emission produced by two-stroke internal combustion engine is not under the limits of vehicle emission norms mentioned by pollution department. An experimental study was performed for more fundamental understanding of effect of secondary air injection on exhaust emissions of two-stroke cycle engine during cold starting period by redesigning the exhaust pipe. The pressurized secondary air is injected in the newly designed exhaust pipe near the exhaust port with the …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 3, Issue 2, 2017 · pp. 1–5 Read article
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Slop-Moment Matrix Method and General Deflection Equation
Abstract: In this paper, Slop-Moment matrix method and general deflection equation will be presented, Slop-Moment matrix method is a method for structural analysis by which the support moments can be found for structural elements (1-d) like beams, one-way slabs, bridge girder,…etc. it enables the engineers to conduct structural analysis with very wide options, There are no limitations on number of spans, number and type of loads, end support conditions, section property …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 3, Issue 1, 2017 · pp. 1–6 Read article
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Analytical Modeling of Brick–Mortar Couplet
Abstract: This paper is a presentation of the finite element modeling of stress in a brick–mortar couplet. The brick–mortar couplet here serves as a meaningful substitute for a brick wall structure. In this work, the basic steps in derivation of the element stiffness matrix for a plane stress problem using the displacement approach are presented. The main purpose in the work is to verify the nodal displacements, which in turn would …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 6, Issue 1, 2020 · pp. 5–13 Read article
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Vibration Control Techniques for Flexible Space Structures: A Review
Abstract: Flexible space structures are susceptible to vibrations caused by a variety of external factors, including mechanical disturbances, temperature fluctuations, and microgravity environments. It Is Essential To Manage These Vibrations To Insure The Performance, Stability, And Durability Of Space Systems. This review paper provides a thorough analysis of the most effective state-of-the-art vibration control methods used in flexible space structures. Numerous Active, Semi-Active, and Passive Control Strategies Are Examined, Along With …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 9, Issue 2, 2023 · pp. 26–31 Read article
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A Study to Evaluate the Effectiveness of Video-Assisted Technique on the Knowledge of Preoperative Cardiac Patients Regarding Cardiac Rehabilitation in Selected Hospital at Amritsar
Abstract: Background: Cardiac disease worldwide with significant ethnic and regional variation and increasing morbidity and mortality as well as health care burden from myocardial infarction has been recognized latterly. Rehabilitation is important in terms of cost-effectiveness of cardiac care and rehabilitation. Cardiac rehabilitation aims to reverse limitations experienced by patients who have suffered the adverse pathophysiologic and psychological consequences of cardiac event. This present study is quasi experimental in nature in …
Published in International Journal of Cardiovascular Nursing · Vol. 2, Issue 1, 2016 · pp. 23–27 Read article
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ALTERATION IN BLOOD OXYGEN LEVEL DUE TO BAG AND TUBE VENTILATION BEFORE SUCTIONING AMONG PATIENTS ON MECHANICAL VENTILATOR
Abstract: Patient on ventilator suffer from gag reflex and hyper ventilation during suctioning. Hyper oxygenation before and after suctioning should be performed to decrease the occurrence of arterial desaturation with suctioning. Hypoxemia can be minimized by preoxygenating the patient with 100% oxygen prior to suctioning and between each pass of the suction catheter. This is mainly done by pushing 100% oxygen with bag device. The duration of each suction pass should …
Published in International Journal of Cardiovascular Nursing · Vol. 3, Issue 1, 2017 · pp. 1–8 Read article
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Aerobic Exercise Prescription in Chronic Obstructive Pulmonary Disease Patients Using Six-Minute Walk Test: A Narrative Review
Abstract: Chronic obstructive pulmonary disease (COPD) is a disease that has significant pulmonary effect, leads to airflow limitation. The main cause of COPD is cigarette smoking. Other than that, there are various causes that results in COPD. In this, various respiratory parts get affected pathologically. chest X-ray, spirometry and exercise tests are used to diagnose it. Six-minute walk test (6 MWT) is one of the very reliable parameters to assess and …
Published in International Journal of Cardiovascular Nursing · Vol. 7, Issue 1, 2021 · pp. 1–16 Read article