مرور Volume 33, Issue 2 بر اساس عنوان
در حال نمایش موارد 1 - 16 از 16
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Application of Decoupled Scaled Boundary Finite Element Method to Solve Eigenvalue Helmholtz Problems (Research Note)
(Materials and Energy Research Center, 2020-02-01)A novel element with arbitrary domain shape by using decoupled scaled boundary finite element (DSBFEM) is proposed for eigenvalue analysis of 2D vibrating rods with different boundary conditions. Within the proposed element ...
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Corrosion Behavior of TiN/CrN Nanoscale Multi-layered Coating in Ringer's Solution
(Materials and Energy Research Center, 2020-02-01)In this article, corrosion behavior of the single-layered TiN, single-layered CrN and multi-layered TiN/CrN coatings have been fabricated on 420C stainless steel (SS) by Cathodic Arc Evaporation (CAE) method in Ringer's ...
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Feature Selection for Small Sample Sets with High Dimensional Data Using Heuristic Hybrid Approach
(Materials and Energy Research Center, 2020-02-01)Feature selection can significantly be decisive when analyzing high dimensional data, especially with a small number of samples. Feature extraction methods do not have decent performance in these conditions. With small ...
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Generating and Focusing the Ultrasound Waves Using Elastomer-based Capacitive Micro-Speakers
(Materials and Energy Research Center, 2020-02-01)Ultrasound wave is a kind of waves with the frequency higher than the human audible frequency. Although ultrasound was first used for military identification purposes, it has been used for decades for various other ...
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Identification of Wind Turbine using Fractional Order Dynamic Neural Network and Optimization Algorithm
(Materials and Energy Research Center, 2020-02-01)In this paper, an efficient technique is presented to identify a 2500 KW wind turbine operating in Kahak wind farm, Qazvin province, Iran. This complicated system dealing with wind behavior is identified by using a proposed ...
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Investigation on Forming of Titanium Bipolar Plates Using Micro-stamping Process
(Materials and Energy Research Center, 2020-02-01)Micro-stamping process is one of the most cost-effective methods to manufacture metallic bipolar plates (BPPs). This research investigates the forming of titanium thin sheet as a potential candidate for BPPs in proton ...
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Modelling Departure Time, Destination and Travel Mode Choices by Using Generalized Nested Logit Model: Discretionary Trips
(Materials and Energy Research Center, 2020-02-01)Despite traditional four-step model is the most prominent model in majority of travel demand analysis, it does not represent the potential correlations within different travel dimensions. As a result, some researches have ...
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Neuro-fuzzy Sliding Mode Controller Based on a Brushless Doubly Fed Induction Generator
(Materials and Energy Research Center, 2020-02-01)The combination of neural networks and fuzzy controllers is considered as the most efficient approach for different functions approximation, and indicates their ability to control nonlinear dynamical systems. This paper ...
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A New Approach Generating Robust and Stable Schedules in m-Machine Flow Shop Scheduling Problems: A Case Study
(Materials and Energy Research Center, 2020-02-01)This paper considers a scheduling problem with uncertain processing times and machine breakdowns in industriall/office workplaces and solves it via a novel robust optimization method. In the traditional robust optimization, ...
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Nonlinear Control for Positive Output Super Lift Luo Converter in Stand Alone Photovoltaic System
(Materials and Energy Research Center, 2020-02-01)This paper proposes a stand-alone photovoltaic (PV) system based on a DC-DC positive output super lift Luo (POSLL) converter. A conventional sliding mode control, a sliding mode controller using a simple sign function and ...
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Numerical Study of Flow Field in New Design Dynamic Cyclone Separators
(Materials and Energy Research Center, 2020-02-01)In this paper the numerical simulation of flow field in the new design dynamic cyclone separator is investigated. The effects of different geometrical parameters such as impeller diameter, number of vanes, length and the ...
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Seismic Response of Building Structures with Sliding Non-structural Elements
(Materials and Energy Research Center, 2020-02-01)Interaction between a structure under base excitation and heavy non-structural elements that it supports is significant in the seismic analysis and design of the structure. Heavy non-structural elements may slide/rock under ...
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Speech Emotion Recognition Using Scalogram Based Deep Structure
(Materials and Energy Research Center, 2020-02-01)Speech Emotion Recognition (SER) is an important part of speech-based Human-Computer Interface (HCI) applications. Previous SER methods rely on the extraction of features and training an appropriate classifier. However, ...
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Tensile and Flexural Analysis of a Hybrid Bamboo/Jute Fiber-reinforced Composite with Polyester Matrix as a Sustainable Green Material for Wind Turbine Blades
(Materials and Energy Research Center, 2020-02-01)Recently, there has been a fast growth in research and investigation in the natural fibre composite due to the advantages of these materials, such us low environmental impact, low cost and good mechanical properties compared ...
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Using Sliding Mode Controller and Eligibility Traces for Controlling the Blood Glucose in Diabetic Patients at the Presence of Fault
(Materials and Energy Research Center, 2020-02-01)Some people suffering from diabetes use insulin injection pumps to control the blood glucose level. Sometimes, the fault may occur in the sensor or actuator of these pumps. The main objective of this paper is controlling ...
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Waste Engine Oil Remediation Using Low Cost Natural Clay Absorbent Material
(Materials and Energy Research Center, 2020-02-01)The aim of the current research is to examine the potential of locally available natural clay mineral to act as an effective absorbent for waste engine oil treatment. The clay mineral was collected from the southern region ...



