International Journal of Engineering
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Development of Temperature-strain Prediction Based on Deformation-induced Heating Mechanism in SCM440 Surface Cracked Shaft under Ultrasonic Excitation
(Materials and Energy Research Center, 2024-01-01)The mechanisms behind temperature and material deformation in vibrothermography remain questionable, presenting a gap in understanding. This study investigates the deformation-induced mechanism, focusing solely on the heat ...
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Optimization of Operating Parameters of a Scroll Expander Based on Response Surface and NSGA II
(Materials and Energy Research Center, 2024-01-01)Adjusting the operating parameters to optimize the performance of the scroll expander has been a hot research topic among scholars. This paper innovatively combines the response surface method and NSGA2 algorithm for ...
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Corrosion Behavior Evaluation of Nanolayered CrN/CrAlN Coatings on Titanium and Ti6Al4V Substrates
(Materials and Energy Research Center, 2024-01-01)In recent years, implants are used as prostheses to replace and protect bone. Titanium, as an implantable material, needs to improve corrosion and wear properties for better performance. Therefore, in the current study ...
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Formation Control and Obstacle Avoidance of a Multi-Quadrotor System Based on Model Predictive Control and Improved Artificial Potential Field
(Materials and Energy Research Center, 2024-01-01)The purpose of this article is to control the formation and pass static and dynamic obstacles for the quadrotor group, maintain the continuity and flight formation after crossing the obstacles, and track the moving target. ...
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Seismic Vulnerability of Irregular Reinforced Concrete Buildings Considering the Soil-structure Interaction
(Materials and Energy Research Center, 2024-01-01)In this study, we present an investigation into the seismic vulnerability assessment of medium-rise reinforced concrete structures featuring vertical geometric irregularity (setback). We considered the effects of the ...
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Physical, Mechanical, and Thermal Properties of Polyvinyl Alcohol/Nanocrystalline Cellulose Bioplastic Film
(Materials and Energy Research Center, 2024-01-01)The bioplastic film based on Polyvinyl Alcohol (PVA) for food packaging has been widely developed because of its biodegradable properties and safety. Nanocrystalline cellulose (NCC) is used as filler to improve mechanical ...
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Predictive Modelling and Optimization of Double Ring Electrode Based Cold Plasma Using Artificial Neural Network
(Materials and Energy Research Center, 2024-01-01)Cold Atmospheric Pressure Plasma (CAP) is very potent and impactful technology implemented for both technological and biomedical applications. This paper focuses on the implementation of artificial neural network (ANN) for ...
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Optimal Prediction of Shear Properties in Beam-Column Joints Using Machine Learning Approach
(Materials and Energy Research Center, 2024-01-01)The failure of shear-type beam-column joints in reinforced concrete (RC) frames during severe earthquake attacks is a critical concern. Traditional methods for determining joint shear capacity often lack accuracy due to ...
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Experimental Study of Thermal Ageing and Hydrogen Embrittlement Effect on the Equipments of a Rocket Engine
(Materials and Energy Research Center, 2024-01-01)In the present study employed disc pressure tests to assess the effects of hydrogen embrittlement and thermal ageing on the fatigue life of a thin-wall circular part within a rocket engine. The technique compared the ...
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Effect of Al59Cu25.5Fe12.5B3 Quasi-crystals on Microstructure and Flexural Strength of Aluminum Matrix Composites Prepared by Spark Plasma Sintering Method
(Materials and Energy Research Center, 2024-01-01)In this study, Al-based composites reinforced with Al59Cu25.5Fe12.5B3 quasicrystal (QC) were prepared by spark plasma sintering (SPS) method. Microstructural and mechanical properties were examined. It is observed that ...
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Probabilistic Reactive Power Flow Optimization of Distribution System in Presence of Distributed Units Uncertainty Using Combination of Improved Taguchi Method and Dandelion Algorithm
(Materials and Energy Research Center, 2024-01-01)Nowadays, due to the growing population, rising global warming, environmental pollution, and the reduction of fuel sources, the use of Distributed Generation Sources (DGs) has grown, and because of their random nature, the ...
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Smart City Surveillance: Edge Technology Face Recognition Robot Deep Learning Based
(Materials and Energy Research Center, 2024-01-01)In the contemporary context, the imperative to strengthen security and safety measures has become increasingly evident. Given the rapid pace of technological advancement, the development of intelligent and efficient ...
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Development of a Novel Super-active Ziegler-Natta Polyethylene Catalyst: Study on Structure, Performance and Application
(Materials and Energy Research Center, 2024-01-01)In this research, the synthesis process of a novel super-active catalyst, named SAC-510 is investigated at experimental scale. The authors compared the analyzed data against those derived from a popular catalyst, Finix-112, ...
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A New Comprehensive Model for Integrating Environmental, Economic, and Social Performance of Deep and Large-scale Open-Pit Copper Mines
(Materials and Energy Research Center, 2024-01-01)Deep and large-scale (D&LS) open-pit mines pose various environmental, social, and economic impacts on the mining projects' stakeholders and local, regional, national, and international communities. Identifying these impacts ...
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Experimental Study to Evaluate Antisymmetric Reinforced Concrete Deep Beams with Openings under Concentrated Loading Using Strut and Tie Model
(Materials and Energy Research Center, 2023-12-01)The Strut-and-Tie modeling (STM) technique represents an applicable and valuable method for structural engineers to design disturbed regions (D-regions) of reinforced concrete structures where the assumption of plane ...
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Design and Performance Analysis of 6H-SiC Metal-Semiconductor Field-Effect Transistor with Undoped and Recessed Area under Gate in 10nm Technology
(Materials and Energy Research Center, 2023-12-01)In this paper, the impact of the undoped and recessed gate structure on the performance of the silicon carbide metal semiconductor field effect transistor is presented. The importance of the silicon carbide metal semiconductor ...
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Enhancing Comfort in Tropical Institutional Buildings: Integrating Thermal, Acoustic and Visual Performance with a Unified Index
(Materials and Energy Research Center, 2023-12-01)This study explores the relationship between a country's level of development and its educational standards, emphasizing the significance of well-equipped universities in ensuring high-quality education. While research on ...
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Predicting Service Life of Polyethylene Pipes under Crack Expansion using "Random Forest" Method
(Materials and Energy Research Center, 2023-12-01)The study of factors influencing the performance of PE pipe against rapid crack expansion is of great significance for the safe use of PE pipe. This paper analyzes the role of each step in the algorithm based on the ...
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Effective Blended Learning Model Selection Based on Student Learning Style using Analytic Hierarchy Process for an Undergraduate Engineering Course
(Materials and Energy Research Center, 2023-12-01)Blended learning is a flexible method conducted through face-to-face and online learning. It requires students to learn by attempting the classes physically and allows them to learn virtually at different times and places. ...
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Utilizing Semi-Variograms and Geostatistical Approach for Land Value Model in Urban Region
(Materials and Energy Research Center, 2023-12-01)The availability of land in Bandung City become a challenge for urban development. Bandung has long been an urbanization destination for Indonesians besides Jakarta, Surabaya, Medan, and Makassar. Currently there was still ...