Volume 12 (2022)
Volume 11 (2021)
Volume 10 (2020)
Volume 9 (2019)
Volume 8 (2018)
Volume 7 (2017)
Volume 6 (2016)
Volume 5 (2015)
Volume 4 (2014)
Volume 3 (2013)
Volume 2 (2012)
Volume 1 (2011)

Analysis and implementation of the solar tree by determining the optimal angle in Shiraz-Iran

Meraj Rajaee; Mina Jalali

Volume 12, Issue 1 , August 2022, , Pages 95-107


  The solar tree is a combination of technology and art that is considered as the application of solar energy in the art of urban architecture. This study aims to combine solar technology with architectural style and art, to help urban beautification and investigate the increase in solar panels' efficiency ...  Read More

Computational Fluid Dynamics (CFD)
Cooling a hot obstacle in a rectangular enclosure by using a MHD nanofluid with variable properties

Milad Darabi Boroujeni; Ehsan Kianpour

Volume 10, Issue 1 , September 2020, , Pages 101-110


  In this study, cooling of a hot obstacle in a rectangular cavity filled with water-CuO nanolfuid has been examined numerically. This cavity has an inlet and outlet and the cold nanofuid comes from the left side of the cavity and after cooling the hot obstacle, it goes out from the opposite site. All ...  Read More

Manufacturing Processes
Investigation of process parameters for T-joint aluminum alloy 6061-T6 with nanocomposites material friction stir welding based on the Taguchi method

Faiz Fawzi Mustafa; Sadoon Radi Daham

Volume 11, Issue 1 , September 2021, , Pages 101-111


  Surface layer in many engineering applications is strengthened by ceramic grains where the main parts have higher structure toughness than the original material. This paper presents the effect of four process parameters that have been taken into consideration using Taguchi technique based on L9 orthogonal ...  Read More

Computational Fluid Dynamics (CFD)
Experimental study and application of computational fluid dynamics on the prediction of air velocity and temperature in a ventilated chamber

mohammad saeed sharifi; Miralam Mahdi; Karim Maghsoudi Mehraban

Volume 9, Issue 1 , September 2019, , Pages 107-119


  The shape of the air flow in the interior is heavily influenced by the air distribution system and the way air enters and exits. By numerically simulating flow by computational fluid dynamics, one can determine the flow pattern and temperature distribution and, with the help of the results, provide an ...  Read More

Fluid Mechanics
Laminar mixing of high-viscous fluids by a cylindrical chaotic mixer

Payam Rahim Masharei; Seyed Mostafa Hosseinalipour; Mohammad Javad moslemani

Volume 8, Issue 2 , February 2019, , Pages 197-210


  Laminar mixing of glycerin in a chaotic mixer is carried by means of the blob deformation method. The mixer was a cylindrical vessel with two rotational blades which move along two different circular paths with a stepwise motion protocol. The flow visualization was performed by marking of the free surface ...  Read More

Manufacturing Processes
A new approach to enhance final surface quality in drilling operation: evaluation of using alumina micro-particle additives on oil-water emulsion cutting fluid

Saman Khalilpourazary; jamal ahmadi

Volume 7, Issue 2 , March 2018, , Pages 223-231


  Reaming is a common finishing process for improving the drilled holes surface quality. Choosing an appropriate finishing method in drilling process has a significant effect on the surface quality of holes and in decreasing the process total cost and time. In this study, four similar holes were drilled ...  Read More

Computational Fluid Dynamics (CFD)
Pulsatile developing channel flows in low Reynolds Number regime

Golchehreh Shajari; Morteza Abbasi; Mehran Khaki Jamei

Volume 12, Issue 2 , February 2023, , Pages 237-245


  In this study, comprehensive numerical simulations were conducted to examine laminar pulsatile developing flows through flat channels. The developing velocity fields and the hydrodynamic entry length were explored for the Reynolds numbers from 20 to 200, and the low and intermediate non-dimensional pulsation ...  Read More

Numerical study of induction heating by micro / nano magnetic particles in hyperthermia

Faramarz Talati; AliAsghar Asghar Taheri

Volume 9, Issue 2 , February 2020, , Pages 259-273


  Hyperthermia is one of the first applications of nanotechnology in medicine by using micro/nano magnetic particles that act based on the heat of ferric oxide nanoparticles or quantum dots in an external alternating magnetic field. In this study, a two-dimensional model of body and tumor tissues embedded ...  Read More

Power Generation
Numerical analysis of photovoltaic power generation in different locations of Bangladesh

Rehena Nasrin Nasrin; M. Saddam Hossain

Volume 10, Issue 2 , April 2021, , Pages 373-389


  Photovoltaic (PV) module is one of the most useful, sustainable and non-harmful products in the field of renewable energy. It offers longer service period for least maintenance cost. The elements of PV are abrasive, easy for designing, and their structure like the stand-alone technique gives production ...  Read More

Composite Materials
Influence of material and internal support on natural frequencies of thin-walled cylindrical tanks

Nabard Habibi; Yasaman Ahmadi

Volume 11, Issue 2 , March 2022, , Pages 381-395


  This paper presents closed-form formulations of higher order shear deformation theory (HSDT) to analyse the functionally graded plates (FGPs) acted upon a thermo-mechanical load for simply supported (SS) conditions. This theory assumes nullity conditions for transverse stress on bottom and top face of ...  Read More

Production Methods
Reliability, availability and maintainability modelling of multi-state systems with load-sharing structure

Mohammad Ali Farsi

Articles in Press, Accepted Manuscript, Available Online from 19 November 2022


  Manufacturing systems are one of the complex systems for modelling and analysis, different types of structures may be utilized for this. Their behaviour is similar to Multi-state systems. Multi-state system configurations, possibly with load sharing and other structural dependencies are designed to provide ...  Read More

Dynamical formation control of wheeled mobile robots based on fuzzy logic

k. Alipour; m. Ghiasvand; B. Tarvirdizadeh

Volume 6, Issue 2 , June 2017, , Pages 79-91


  In this paper, the important formation control problem of nonholonomic wheeled mobile robots is investigated via a leader-follower strategy. To this end, the dynamics model of the considered wheeled mobile robot is derived using Lagrange equations of motion. Then, using ADAMS multi-body simulation software, ...  Read More

Composite Materials
Experimental study on thermal conductivity of polyurethane resin filled with modified nanoparticles

Ali Akbar Azemati; Hossain Khorasanizadeh; Behzad Shirkavand Hadavand; Ghanbar Ali Sheikhzadeh

Volume 8, Issue 1 , September 2018, , Pages 97-106


  One of the ways to waste energy in buildings is wasting it from the walls. For this reason, insulating materials are used to prevent the loss of energy in buildings. Typically, common insulations are high thickness and thin coatings are used less. The purpose of this research is to introduce nanocomposite ...  Read More

Composite Materials
On the flexural properties of multiscale nanosilica/E-glass/epoxy anisogrid-stiffened composite panels

Reza Eslami-Farsani; Hamed Khosravi

Volume 7, Issue 1 , August 2017, , Pages 99-108


  In the present study, multiscale nanosilica/E-glass/epoxy anisogrid composite panels were investigated for flexural properties as a function of nanosilica loading in the matrix (0, 1, 3 and 5 wt.%). The surface of the silica nanoparticles was firstly modified with 3-glycidoxypropyltrimethoxysilane (3-GPTS). ...  Read More

Heat and Mass Transfer
Study of the effect of the boundary layer excitation in the nanofluids flow inside the tube on increasing the heat transfer coefficient

Javad Zareei; Seyyed Hissein Hoseyni; marischa Elveny

Volume 12, Issue 1 , August 2022, , Pages 109-119


  In this paper, the effect of boundary layer excitation on increasing the heat transfer coefficient of water/carbon nanotube (CNT) nanofluid and water/aluminum oxide (Al2O3) nanoparticles has been investigated. The turbulent flow equations inside the pipe with RNG K-ε turbulence model are solved ...  Read More

LabVIEW implementation of an enhanced nonlinear PID controller based on harmony search for one-stage servomechanism system

Mohamed Shamseldin; Mohamed Sallam; Abd Halim Bassiuny; Abdel Ghany Mohamed

Volume 10, Issue 1 , September 2020, , Pages 111-123


  This paper presents a practical implementation for a new formula of nonlinear PID (NPID) control. The purpose of the controller is to accurately trace a preselected position reference of one stage servomechanism system. The possibility of developing a transfer function model for experimental setup is ...  Read More

Internal Combustion Engine
Effect of fuel injection pressure of microalgae spirulina biodiesel blends on engine characteristics

Upendra Rajak; Prerana Nashine; Tikendra Nath Verma

Volume 11, Issue 1 , September 2021, , Pages 113-125


  The unvarying condition diesel engines used for commercial applications, transportation and industries lead to the crisis of petroleum fuel diminution and ecological squalor caused due to exhaust gases. Therefore, in this paper optimization of the use of MSB in naturally aspirated, direct injection diesel ...  Read More

Fluid Mechanics
Combined effect of hall current and chemical reaction on MHD flow through porous medium with heat generation past an impulsively started vertical plate with constant wall temperature and mass diffusion

NEETU KANAUJIA; uday singh rajput

Volume 9, Issue 1 , September 2019, , Pages 121-132


  Unsteady flow with magneto-hydrodynamics and heat generation through porous medium past an impulsively started vertical plate with constant wall temperature and mass diffusion is considered here. The effect studied is a combination of Hall current and chemical reaction. The motivation behind this study ...  Read More

Heat and Mass Transfer
Flow field, heat transfer and entropy generation of nanofluid in a microchannel using the finite volume method

Majid Kerdarian; Ehsan Kianpour

Volume 8, Issue 2 , February 2019, , Pages 211-222


  In this study, the finite volume method and the SIMPLER algorithm is employed to investigate forced convection and entropy generation of Cu-water nanofluid in a parallel plate microchannel. There are four obstacles through the microchannel, and the slip velocity and temperature jump boundary conditions ...  Read More

Heat and Mass Transfer
Heat transfer in MHD nanofluid flow over a cone and plate in the presence of heat source/sink

Sandeep Naramgari; Raju C.S.K; Jagadeesh Kumar M.S

Volume 7, Issue 2 , March 2018, , Pages 223-241


  In this study, we presented a mathematical model for analyzing the heat source/sink effect on magnetohydrodynamic two-dimensional ferrofluid flow past a cone and a vertical plate in the presence of volume fraction of ferrous nanoparticles. The governing partial differential equations are transformed ...  Read More

Energy Science and Technology
Unsteady state numerical study of carbon deposition on the performance of solid oxide fuel cell and variation of porosity

Hamed Khoshkam; Kazem Atashkari; Mehdi Borji

Volume 12, Issue 2 , February 2023, , Pages 247-261


  Carbon deposition has a serious effect on the failure mechanism of solid oxide fuel cells. A comprehensive investigation based on a two-dimensional model of a solid oxide fuel cell with the detailed electrochemical model is presented to study the mechanism and effects of carbon deposition and unsteady ...  Read More

Fluid Mechanics
Magneto Prandtl nanofluid past a stretching surface with non-linear radiation and chemical reaction

Ganesh Kumar; Ramesh G K; Sabir Ali Shehzad; Gireesha B.J

Volume 9, Issue 2 , February 2020, , Pages 275-285


  In this article, we examined the behavior of chemical reaction effect on a magnetohydrodynamic Prandtl nanofluid flow due to stretchable sheet. Non-linear thermally radiative term is accounted in energy equation. Constructive transformation is adopted to formulate the ordinary coupled differential equations ...  Read More

Manufacturing Processes
Application of image-based acquisition techniques for additive manufacturing using canny edge detection

Ahalya Ravendran; Suchada Rianmora

Volume 10, Issue 2 , April 2021, , Pages 391-404


  Edge is an indispensable characteristic of an image, defined as the contour between two regions with significant variance in terms of surface reflectance, illumination, intensity, color, and texture. Detection of edges is a basic requirement for diverse contexts for design automation. This study presents ...  Read More

Computational Fluid Dynamics (CFD)
Numerical investigation on cooling performance of a twisted gas turbine blade with leading edge cooling holes

Mithilesh K Sahu; Moughbul Basha Shaik

Volume 11, Issue 2 , March 2022, , Pages 397-407


  The new and advance technologies for higher performance and lower maintenance are required to operate  gas turbines at higher operating temperatures. Higher turbine inlet temperature results in higher blade metal temperatures. These variations in temperatures of the blade material must be limited ...  Read More

Application of Combined Mathematical modeling/Optimization Methods Coupled Pitch Controller in Wind Turbine Using Hybrid MLP Neural Network and Firefly Algorithm

ehsanolah Assareh; Iman poultangari; Afshin ghanbarzadeh

Articles in Press, Accepted Manuscript, Available Online from 12 September 2018


  A common method utilized in wind turbines is pitch angle control whereby via varying the angle of wind turbine blades around their own axis, power generated at high speeds of wind is held around maximum amount and is kept away from the severe mechanical stress on wind turbine. In current study, in order ...  Read More