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1900 articles for “pro/engineer”
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Investigation of Fracture Mechanics in Composite Materials Through Experimental Testing
Abstract: Understanding the fracture mechanics of composite materials is essential to appreciating their durability and structural integrity. The goal of this research article's extensive experimental analysis is to clarify how composite materials fracture under various loading scenarios. The study makes use of cutting-edge experimental methods to describe the beginning, spreading, and eventual failure of cracks in composite structures. An understanding of the fundamental mechanisms controlling fracture in composites is obtained by …
Published in Journal of Experimental & Applied Mechanics · Vol. 14, Issue 2, 2023 · pp. 10–14 Read article
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Stiffness of Concrete Flexural Members Increases on Use of Shape Memory Alloy Bars as Reinforcement
Abstract: This paper describes the properties of Shape Memory Alloys (SMAs) and its useful aspect towards utilization in civil engineering structures. The non-linear material behavior in terms of shape memory effect, superelasticity, martensite damping and variable stiffness is presented. The values of effective moment of inertia and cracking moment, of treated and controlled Reinforced Concrete (RC) beams were determined using ACI 318, AS 3600 and CEB-FIP model codes. Treated beams were …
Published in Recent Trends in Civil Engineering & Technology · Vol. 2, Issue 1-3, 2012 · pp. 124–138 Read article
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Problems and Difficulties in the Additive Manufacturing of Composites with Carbon Fiber Reinforcement for Medical Application
Abstract: Amputation is more prevalent than one may think due to an accident, war, or disease. Prosthetics and associated orthotics have a combined global market value of $2.8 billion. Carbon fibre has found a market due to increased demand for foot prostheses. Fused deposition modeling (FDM) is a rapidly advancing three-dimensional (3D) printing technique. PEEK (polyether-ether-ketone) is a biocompatible, high-performance polymer that could potentially be utilised as an orthopedic surgery implant …
Published in International Journal of Fracture Mechanics and Damage Science · Vol. 1, Issue 1, 2023 · pp. 8–12 Read article
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A Review on Evolution of Medicine After and During Corona
Abstract: As of the beginning of 2023, 6.7 million people had perished from COVID-19, according to the World Health Organization. However, there have also been some positive developments, such as the notable decline in influenza-related deaths in the first year of the pandemic as a result of masking and social isolation, as well as the quick adoption of vaccines utilizing cutting-edge technologies like mRNA vaccines, which hold out great promise for …
Published in Research and Reviews: A Journal of Pharmacology · Vol. 14, Issue 1, 2024 · pp. 1–9 Read article
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Influence of Center Cut Geometry and Power Law Index on the Free Vibration of Functionally Graded Shells
Abstract: This study explores the influence of power law variations and center cut geometries on the vibrational characteristics of functionally graded material (FGM) shells using finite element analysis (FEA). Stainless steel-alumina oxide (Al2O3) composites serve as the FGM, offering a unique blend of ceramic heat resistance and metallic toughness. Power law functions within APDL tailor material properties across the shell thickness. The research investigates vibrations under various boundary conditions (CCCC, CCFF, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 4, 2024 · pp. 194–209 Read article
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Performance Analysis of Heat Pump and Air Conditioning System Using R-32 Refrigerant & Theoretical Comparison With R-290 Refrigerant
Abstract: An extensive performance analysis of a heat pump air conditioning system for both cooling and heating applications is included in this research. The purpose of the research is to assess the system's overall performance, energy consumption, and efficiency under various operating scenarios. The research incorporates a range of experimental techniques. An overview of the heat pump air conditioning system's parts and operation is given at the outset of the examination. …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 3, 2024 · pp. 14–21 Read article
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Effect of 3D Printing Process Parameters on the Tensile Strength of Polylactic Acid (PLA)
Abstract: This study employs the Taguchi approach to systematically analyze and optimize critical Fused Deposition Modeling (FDM) parameters, focusing on their effect on the tensile strength of 3D-printed Polylactic Acid (PLA) components. The study explores three levels of layer thickness (0.15 mm, 0.25 mm, and 0.3 mm), infill densities (25%, 50%, and 75%), and nozzle temperatures (200°C, 205°C, and 210°C) across three infill patterns: Triangular, Gyroid, and Zig-zag. A total of …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 128–140 Read article
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Sustainable Air Conditioning Technologies: Innovations and Future Prospects
Abstract: The increasing demand for air conditioning across the globe, especially in emerging economies, has placed a significant strain on energy resources and contributed to rising greenhouse gas emissions. Conventional air conditioning systems, which largely rely on vapor compression cycles and high-GWP (global warming potential) refrigerants, are energy-intensive and environmentally unsustainable. In response to these challenges, there has been a growing focus on developing sustainable air conditioning technologies that are energy-efficient, …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 12, Issue 2, 2025 · pp. 26–31 Read article
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Performance Enhancement of COC-Modified LLDPE Films: Optimization of Stiffness, Tear Resistance, and Barrier through Plasma Surface Modification
Abstract: This study explores the development of high-performance packaging materials by blending commodity Linear Low-Density Polyethylene (LLDPE) with engineering cyclic olefin copolymer (COC) as a performance modifier. To leverage the processability of LLDPE alongside the structural rigidity of COC, blends were prepared at various weight ratios (95/05, 90/10, 85/15, and 80/20) using twin-screw melt extrusion, followed by the production of films and sheets via blown film extrusion and compression molding. The …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 128–143 Read article
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Fundamental Principles of Fluid Behavior and Emerging Trends in Modern Fluid Mechanics Research
Abstract: Fluid behavior forms the foundation of numerous engineering technology and scientific applications, including aerospace flows, energy systems, and environmental processes. This paper presents a comprehensive overview of the fundamental principles governing fluid behavior, with a strong emphasis on their relevance to recent trends in fluid mechanic’s research. Core concepts such as fluid statics, fluid dynamics, and conservation laws are discussed to establish a solid theoretical framework. The study further examines …
Published in Recent Trends in Fluid Mechanics · Vol. 13, Issue 1, 2026 · pp. 14–21 Read article
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Development of an Intelligent and Statistical Model for Prediction of Rock Mass Deformation Modulus
Abstract: The rock mass deformation modulus (Em) takes into account the plastic and the elastic deformation of the rock mass. It has been widely used for designing structures such as dams, tunnels, caverns, and mines, etc. Since the tests available for ascertaining Em are expensive and time consuming, several equations were suggested in the past. However, it has been found that the existing models are limited to specific type of rock …
Published in Journal of Geotechnical Engineering · Vol. 6, Issue 2, 2019 · pp. 39–50 Read article
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Negative skin friction and Neutral plan on the pile in collapsible soil:A Review Study
Abstract: The use of the pile in geotechnical engineering has become interesting due to the many challenges facing the installation process and the problems that may occur suddenly during construction if it is not taken into account. construction of piles in collapsing soil such as soft soil or gypsum soil leads to losses in the bearing capacity of the pile by creating an imaginary additional loading that is above the pile …
Published in Journal of Geotechnical Engineering · Vol. 9, Issue 1, 2022 · pp. 6–25 Read article
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Advancements in Autonomous Fire-Fighting Robots: Enhancing Safety and Efficiency
Abstract: This paper centers around the development and assembly of a firefighting robot engineered to sense and extinguish fires. The robot integrates environmental sensing and proportional motor control principles to adeptly identify and combat fire incidents. It relies on sensors such as thermistors, ultraviolet sensors, or flame sensors to detect the presence of flames. Once a fire is detected, the robot triggers an electronic valve to dispense water sprinkles onto the …
Published in Journal of Mechatronics and Automation · Vol. 10, Issue 2, 2023 · pp. 19–28 Read article
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Modeling and Optimization of Continuous Gas Lift Performance in Libya Oil Field
Abstract: With a massive number of oil and gas field becoming mature, the upstream engineering is facing new challenge. How to develop , or at least steady production while keeping obtainable reserves at their existing level, As matter of fact unstable production in gas lift wells. The Key issues most operators encounter with oil fields are the effects of high water production that may lead to wells died and decrease in …
Published in Journal of Petroleum Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 40–48 Read article
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Implementation of Automated Pesticide Sprinkler in Existing Crop Cultivation Culture
Abstract: Advancement in agriculture helps in finding new solutions to improve efficiency. A way is to inculcate available data systems and technologies in the form of more smart machines to decrease wastage and focus on more efficient energy systems. We are now working towards sustainable in the 21st century. Today, mobiles and smart phones have become the most inseparable things in our lives. Smart Phones running on android applications are becoming …
Published in Journal of Production Research & Management · Vol. 10, Issue 2, 2020 · pp. 13–16 Read article
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Three Zone Distance Protection of Transmission Line Using MHO and Quadrilateral Characteristics
Abstract: To protect transmission line from faults 3-zone distance protection is widely used as it also provides backup protection. This study aims at simulating three-step protection using PSCAD software under different fault conditions in different zones. Also how relay malfunctions under presence of fault resistance. Finally, quadrilateral characteristic of relay is drawn which solves the problem of under-reach of relay due to fault resistance.Keywords: Distance protection, fault resistance, MHO characteristics, quadrilateral …
Published in Trends in Electrical Engineering · Vol. 9, Issue 1, 2019 · pp. 17–30 Read article
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Need and Analysis of Green Transportation in India
Abstract: At present, transport sector basically relies on vehicles operated by internal combustion (IC) engine and depends on fossil fuels as a source of energy to propel the vehicles. These vehicles cause environmental and human health issues due to the emitted toxic gases. Apace usage of fossil fuels results in rapid depletion of these resources and price inflammation; it stimulates to find alternatives in transportation technology. This brings out an innovative …
Published in Trends in Transport Engineering and Applications · Vol. 5, Issue 2, 2018 · pp. 32–37 Read article
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Improvising on Demand Protocol to Improved Energy Utilization in Wireless Sensor Network
Abstract: AbstractIn the 21st century, the advancement in technology is the wireless networks. In wireless networks, intelligent sensors are deployed in a physical area called as WSN (Wireless Sensor Network). All the sensor nodes are attached to a network and batteries are needed to provide energy to the nodes. Batteries may be in charged or discharged mode. During communication of all the sensor nodes, lot of energy is consumed. The main …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 1, 2019 · pp. 22–29 Read article
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Balancing Data Utility and Data Privacy using Synthetic Data for Cyber Physical Systems
Abstract: Cyber-physical systems are becoming famous and indispensable part of smart environment. As we say so, the need for preserving the trust of users is also multiplying with time. The CPS should be designed in such a way that the private and sensitive data of users in a CPS ecosystem needs to be protected without effecting the utility of data. This issue leads to a trade-off between the two aspects which …
Published in Journal of Computer Technology & Applications · Vol. 12, Issue 2, 2021 · pp. 33–36 Read article
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DC Motor Controller by PWM Technique
Abstract: Abstract: This project is expected to control the speed of a DC (Direct Current) engine using PWM (pulse-width-modulation) control with the 8051 plan microcontroller. The speed of the DC engine is explicitly relating to the voltage associated over its way, in case the voltage over the engine terminal is moved, at that point the speed can be changed. This venture uses the above rule to control the speed of the …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 7, Issue 3, 2019 · pp. 1–4 Read article