• Mathematical Investigation of Soil Temperature Variation for Geothermal Applications 

  Kumar Singh, R.؛ Sharma, R. V. (Materials and Energy Research Center, 2017-10-01)

  This paper aims to predict the periodic variation of ground temperature with depth for time variant condition of ambient air temperature and solar radiation data for Jamshedpur, India. Fourier series and numerical techniques ...

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• Thermal Performance of Jet Impingement with Spent Flow Management 

  Husain, A.؛ Ariz, M. (Materials and Energy Research Center, 2017-10-01)

  The present study proposes novel micro-jet impingement heat sink with effusion holes for flow extraction. The design consists of impingement nozzles surrounded by multiple effusion holes to take away the spent fluid. A ...

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• Effect of Different Welding Parameters on the Mechanical and Microstructural Properties of Stainless Steel 304H Welded Joints 

  Rizvi, S. A.؛ Tewari, S. P. (Materials and Energy Research Center, 2017-10-01)

  In this research work, an attempt has been made to examine the different welding parameters which affect the weldability of 304H Austenitic stainless steel (ASS) welded joint using the proper filler wire. Chemical composition ...

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• Variational Iteration Method for Free Vibration Analysis of a Timoshenko Beam under Various Boundary Conditions 

  Torabi, K.؛ Ghassabi, M.؛ Heidari-Rarani, M.؛ Sharifi, D. (Materials and Energy Research Center, 2017-10-01)

  In this paper, a relatively new method, namely variational iteration method (VIM), is developed for free vibration analysis of a Timoshenko beam with different boundary conditions. In the VIM, an appropriate Lagrange ...

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• Investigation of Radiative Cooling Using a Photonic Composite Material for Water Harvesting 

  Krishna Teja, S. T. G.؛ Karthikeyan, C. P.؛ Shyam Kumar, M. B. (Materials and Energy Research Center, 2017-10-01)

  The objective of this study is to design and analyse materials which are capable of harvesting water from thin air using condensation phenomenon which employs the radiative cooling approach. These passive cooling materials ...

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• Wavelet Neural Network with Random Wavelet Function Parameters 

  Bazoobandi, H. (Materials and Energy Research Center, 2017-10-01)

  The training algorithm of Wavelet Neural Networks (WNN) is a bottleneck which impacts on the accuracy of the final WNN model. Several methods have been proposed for training the WNNs. From the perspective of our research, ...

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• Investigation of the Heat Treatment Effect on Microstructures and Phases of Inconel 713C Superalloy 

  Azadi, M.؛ Iziy, M.؛ Marbout, A.؛ Azadi, M.؛ Rizi, M. H. (Materials and Energy Research Center, 2017-10-01)

  The application of Inconel 713C is very vast in different industries such as in automobiles, aircrafts, boilers and turbines. In this paper, Inconel 713C specimens were solutionized at 1000 and 1200 °C for 1 hours in order ...

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• The Transient Dynamics of a Beam Mounted on Spring Supports and Equipped with the Nonlinear Energy Sink 

  Mahmoudkhani, S. (Materials and Energy Research Center, 2017-10-01)

  The transient dynamics of a beam mounted on springer-damper support and equipped with a nonlinear energy sink (NES) is investigated under the effects of shock loads. The equations of motion are derived using the Hamilton's ...

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• A Bi-objective Stochastic Optimization Model for Humanitarian Relief Chain by Using Evolutionary Algorithms 

  Javadian, N.؛ Modares, S.؛ Bozorgi, A. (Materials and Energy Research Center, 2017-10-01)

  Due to the increasing amount of natural disasters such as earthquakes and floods and unnatural disasters such as war and terrorist attacks, Humanitarian Relief Chain (HRC) is taken into consideration of most countries. ...

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• Improved Adaptive Median Filter Algorithm for Removing Impulse Noise from Grayscale Images 

  Tang, R.؛ Zhou, X.؛ Wang, D. (Materials and Energy Research Center, 2017-10-01)

  Digital image is often degraded by many kinds of noise during the process of acquisition and transmission. To make subsequent processing more convenient, it is necessary to decrease the effect of noise. There are many kinds ...

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• The Effect of Caspian Sea Water on Corrosion Resistance and Compressive Strength of Reinforced Concrete Containing Different SiO2 Pozzolan 

  Borzouyi Kutenayi, S.؛ Kiahosseini, S. R.؛ Talebpour, M. H. (Materials and Energy Research Center, 2017-10-01)

  Many parameters are influenced by the diffusion of chloride on concrete in marine environments and these can affect concrete quality. In this study, the effect of water to cement ratio of 0.35, 0.40 and 0.45 on corrosion ...

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• A New Empirical Model to Increase the Accuracy of Software Cost Estimation (TECHNICAL NOTE) 

  Patra, H. P.؛ Rajnish, K. (Materials and Energy Research Center, 2017-10-01)

  We can say a software project is successful when it is delivered on time, within the budget and maintaining the required quality. However, nowadays software cost estimation is a critical issue for the advance software ...

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• The Influence of Short Values of Hydraulic and Sludge Retention Time on Performance of a Membrane Bioreactor Treating Sunflower Oil Refinery Wastewater 

  Ghasemian, P.؛ Abdollahzadeh Sharghi, E.؛ Davarpanah, L. (Materials and Energy Research Center, 2017-10-01)

  In this work, the performance of organic pollutant removal, membrane fouling and sludge morphology in a submerged membrane bioreactor (MBR) treating sunflower oil refinery wastewater (SORW) containing high oleic content ...

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• Population Balance Equation Modeling of Crude Oil Demulsification Considering Demulsifier: Modification of Collision Frequency Function Based on Thermodynamic Model 

  Roshan, N.؛ Ghader, S.؛ Rahimpour, M. R. (Materials and Energy Research Center, 2017-10-01)

  A theoretical model is developed to consider the effect of demulsifier agent on demulsification of water-in-crude oil emulsion. A thermodynamic approach is considered to correlate the critical micelle concentration of a ...

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• Reconstitution of Sand Specimens Using a Rainer System 

  Abdollahi, M.؛ Bolouri Bazaz, J. (Materials and Energy Research Center, 2017-10-01)

  Air pluviation is a method of preparing laboratory models to carry out many geotechnical experiments. In this study, a new air pluviation device has been developed by the researchers. For laboratory modeling, it is important ...

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• Soft Soil Seismic Design Spectra Including Soil-structure Interaction 

  Behnamfar, F.؛ Fathollahi, A. (Materials and Energy Research Center, 2017-10-01)

  Design spectrum is known as an essential tool in earthquake engineering for calculation of maximum (design) responses in a structural system. Soil-structure interaction (SSI), as a phenomenon of coupling of responses of a ...

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• Preparation and Characterization of an Antifouling Polyethersulfone Nanofiltration Membrane Blended with Graphene Oxide/Ag Nanoparticles 

  Gholami, F.؛ Zinadini, S.؛ Zinatizadeh, A. A.؛ Noori, E.؛ Rafiee, E. (Materials and Energy Research Center, 2017-10-01)

  Graphene oxide/Ag nanoparticles (Ag/GO) was prepared and employed to synthesize antifouling polyethersulfone (PES) mixed matrix membranes. The performance of the membranes was evaluated in terms of flux, hydrophilicity and ...

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