International Journal of Engineering
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ارسال های اخیر
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Seismic Performance of Tehran Metro Tunnels Reinforced with Steel Fiber Reinforced Concrete under Manjil and Mexicali Earthquakes: A Finite Element Analysis
(Materials and Energy Research Center, 2026-02-01)This study analyzes the seismic behavior of Tehran metro tunnels reinforced with Steel Fiber Reinforced Concrete (SFRC) under the influence of two distinct seismic events, Manjil and Mexicali earthquakes. For this purpose, ...
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2D Mesh Topology in Clusters for Network-on-Chip Architecture at Large Scales
(Materials and Energy Research Center, 2026-02-01)It is anticipated that the number of processing cores in chip multiprocessors and systems-on-chip will increase significantly shortly, soondue to Moore's law's continual growth. The task of efficiently and scalablely ...
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Analysis of Microhardness after Turning Process of Ti6Al4V-ELI
(Materials and Energy Research Center, 2026-02-01)This study investigated the effect of cutting parameters on the microhardness of Ti6Al4V ELI during dry turning using PVD AlTiN and TiAlN inserts. Addressing the challenge of balancing productivity with stringent surface ...
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Thermophysical Treatment of Petroleum Coke-Based Electrode Paste as a New Promising Approach to Integrating the Oil Refining and Metallurgical Industries for Carbon-Graphite Electrode Production
(Materials and Energy Research Center, 2026-02-01)The study focuses on developing a thermophysical treatment technology for petroleum coke to create a homogeneous layered structure required for producing high-performance electrodes in metallurgical and petrochemical ...
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Dynamic Performance and Added Resistance of Duisburg Test Case Ship Using Hybrid CFD- Strip Theory Method
(Materials and Energy Research Center, 2026-02-01)To predict the ship's behavior in the real sea state, it is important to know its dynamic responses and added resistance in different physical and environmental conditions. Therefore, the current study employs the hybrid ...
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A Novel Approach for Accurate Wind Speed Time Series Forecasting Using ICEEMDAN Decomposition and Sample Entropy through Integration of Deep Learning Models
(Materials and Energy Research Center, 2026-02-01)This study proposes a novel hybrid model for wind speed forecasting (WSF) based on a three-stage framework comprising decomposition, feature selection, and forecasting. The proposed approach employs Improved Complete ...
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Strategic Organizing of Distributed Generation Resources to Enhance Reliability and Resilience of the Distribution System
(Materials and Energy Research Center, 2026-02-01)Two key research topics that aim to safeguard the system against unforeseen malfunctions or disasters and lessen their effects by reducing the resulting outages are distribution system reliability and resilience. There is ...
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Influence of ZrB2/SiC Hybrid Particles on Microstructure and Creep Resistance of AZ31Magnesium Alloy Matrix Composite
(Materials and Energy Research Center, 2026-02-01)Magnesium alloys have been attractive to engineers due to their high strength-to-weight ratio, leading to their widespread use in recent years. However, their poor creep resistance, particularly at high temperatures, has ...
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Experimental Evaluation and Finite Element Modelling of the Effect of Aging on Dry-band Discharge Intensity in Polluted Polymer Insulators
(Materials and Energy Research Center, 2026-01-01)Aging and loss of hydrophobicity are among the most significant challenges in using polymer insulators in highly polluted areas. This leads to an increase in leakage current (LC) and the occurrence of dry band discharge ...
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Optimizing Flexible Multi-Compartment Location Routing Problem for Waste Collection with Priority of Service Using a Hyper-Heuristic Algorithm and ε–Constraint Method
(Materials and Energy Research Center, 2026-01-01)Todays, because of waste generation as a result of various human activities, modernization, urbanization and industrialization, waste management and waste collection have become major issues for communities. Also, ...
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Security Enhancement of Wireless Sensor Networks to Improve Network Lifetime Using Routing Algorithms
(Materials and Energy Research Center, 2026-01-01)This paper presents the Secure and Fast Real-Time (SFRT) Routing Protocol to overcome existing limitations while enhancing security and network durability. The proposed routing method improves real-time data flow in ...
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Experimental and Numerical Investigation on Effect of Rib Geometrical Design Parameter on Hydraulic Performance of a High-Pressure Multistage Pump
(Materials and Energy Research Center, 2026-01-01)A double-volute centrifugal pump plays an important role in various industries due to its enhanced hydraulic efficiency and ability to balance radial and axial forces. This study investigates the effect of discharge channel ...
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Current Quality Improvement of Fuel Cell Power Conditioning System Connected to Weak Network
(Materials and Energy Research Center, 2026-01-01)In grid-connected inverters, the quality of the grid-injected current is seriously affected by the point of common coupling (PCC) voltage harmonics. In general, to solve the problem, an impedance deformation method based ...
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Prospects for Chromite Ore Mining in Russia Based on a Comparative Analysis of Mining-Geological Conditions of Deposit Development in Russia and Iran
(Materials and Energy Research Center, 2026-01-01)This study presents a comparative assessment of the chromite ore resource base in the Russian Federation and the Islamic Republic of Iran, with a focus on geological and mining-engineering parameters. The analysis of major ...
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Multi-objective Optimization of Biomedical Scaffold Geometries for Mechanical and Porous Performance Enhancement
(Materials and Energy Research Center, 2026-01-01)Scaffold geometry plays a crucial role in determining its mechanical strength, as changes in shape can significantly impact its properties. Additionally, porosity, which varies with geometry, weakens the scaffold's mechanical ...
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Enhancing Safety Evaluation: Weighting of Safety Performance Indicators for Indonesian Construction Projects
(Materials and Energy Research Center, 2026-01-01)The rapid growth of Indonesia's construction sector highlights gaps in existing safety evaluation frameworks, particularly in weighting safety performance indicators. Existing methodologies often lack alignment with the ...
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Influence of Thermal Cycling on Cement Sheath Integrity in Permafrost Conditions
(Materials and Energy Research Center, 2026-01-01)Cementing wellbore intervals in permafrost environments presents significant challenges due to cyclic freeze-thaw conditions, which induce microstructural degradation in the cement sheath, compromising zonal isolation and ...
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Development of a Deep Learning Model Inspired by Transformer Networks for Multi-class Skin Lesion Classification
(Materials and Energy Research Center, 2026-01-01)Skin cancer is one of the most common and life-threatening diseases in humans, where early and accurate diagnosis is a critical challenge in the medical field. It can significantly affect the course of treatment for patients. ...
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Investigation on the Effect of Number and Diameter of Nozzles and Inlet Pressure on Performance of a Dual-Circuit Vortex Tube System
(Materials and Energy Research Center, 2026-01-01)This study examines the effect of nozzle count, nozzle diameter, and inlet pressure on the cooling and heating efficiency of double-circuit vortex tubes (DCVTs). Vortex tubes, simple devices without moving parts, are widely ...
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Possibility Evaluation of Monitoring Areas of Local Plastic Deformation During Fatigue Wear of Metal Structures Using the Dynamic Instrumented Indentation Method
(Materials and Energy Research Center, 2026-01-01)Due to cyclic loading of mining machines, such as excavators, stress accumulates in the metal structures of the excavator's operating equipment, such as bucket, arm, and boom. Maximum stress areas occur in similar regions ...



