Volume 21 (2024)
Volume 20 (2023)
Volume 19 (2022)
Volume 18 (2021)
Volume 17 (2020)
Volume 16 (2019)
Volume 15 (2018)
Volume 14 (2017)
Volume 13 (2016)
Volume 12 (2015)
Volume 11 (2014)
Volume 10 (2013)
Volume 9 (2012)
Volume 8 (2011)
Volume 7 (2010)
Volume 6 (2009)
Volume 5 (2008)
Volume 4 (2007)
Volume 3 (2006)
Volume 2 (2005)
Volume 1 (2004)
Modeling and Simulation
A density functional theory (DFT) investigation on the impact of the linker length in zinc oxide-based metal-organic-frameworks for hydrogen adsorption

ehsan salehi; Golara Nikravesh; Masoud Mandooie

Volume 21, Issue 1 , February 2024


  Metal-organic frameworks have emerged as extended-network, tunable, crystalline hydrogen storage adsorbents. The uptake of H2 on Zn4O-based MOFs with different linkers was studied in the current work. The binding energies, consecutive binding energy and step energy of H2-adsorption on MOF-177, MOF-200 ...  Read More

Modeling and Simulation
CFD Modeling of the Bladeless Wind Turbines Movement

A. Das; N. Azimi

Volume 20, Issue 4 , January 2024


  This research presents the performance of bladeless wind turbines. It also familiarizes readers with the phenomenon of eddy current, which serves as the foundation for bladeless turbines. In this direction, these kinds of bladeless turbines have been designed, modeled, and simulated. Firstly, a two-dimensional ...  Read More

Modeling and Simulation
Improvement of the Metal Extraction and Removal of Harmful Impurities from Sulfide Ores by Polyoxometalate Oxidizers: Design of Experiments and Industrial Modeling

H. Kadkhodayan; T. Alizadeh

Volume 20, Issue 3 , November 2023, , Pages 21-54


  In the present study, a new method has been suggested to solve the problems of the very low solubilityof sulfide ores in acidic solution and also the production of toxic impurities for the first time. In this work, the polyoxometalate (POM) oxidizer was applied for the dissolution of sulfide ores, extraction ...  Read More

Modeling and Simulation
Intensification of Azeotropic Distillation for Ethanol Dehydration using Data-based Optimization, Steady-state Simulation and Sensitivity Analysis

T. Fattahi; E. Salehi; Z. Hosseini

Volume 20, Issue 2 , August 2023, , Pages 15-32


  The Ethanol-water separation involves a well-known azeotrope that confines the achievement of the ethanol purity to the values higher than 95 wt% using straightforward distillation. Many attempts have been made to identify how it can be possible to produce ultra-pure ethanol (99.95 wt%) for various valuable ...  Read More

Modeling and Simulation
Prediction of erosion rate in gas-solid flow using computational fluid dynamics (CFD): focus on geometrical parameters

K. Jalalvandi; A. Parvareh

Volume 20, Issue 2 , August 2023, , Pages 33-49


  In this study, the fluid flow together with solid particles has been studied using Computational Fluid Dynamics (CFD). The gas-solid flow (air and sand particles with the size of 150 µm) inside a 76.2 mm diameter pipe with various bend angles including 45, 60, 90, 120, 135, and 180° was modelled ...  Read More

Modeling and Simulation
Numerical Study of the Fluid Flow and Erosion-Corrosion in an Industrial Valve

K.H. Hanon; E. Ebrahimi

Volume 20, Issue 1 , March 2023, , Pages 3-21


  The purpose of this research is CFD modeling of the fluid flow inside an industrial valve in order to discover the areas with high shear stress and to determine the effect of hydrodynamic on the erosion rate. CFD results are compared with the existing experimental data in a valid reference and the model ...  Read More

Modeling and Simulation
CFD modeling of the effect of magnetic field on heat transfer coefficient and ferrofluid flow in a micromixer

p. Amjadian; N. Almasi; N. Azimi

Volume 20, Issue 1 , March 2023, , Pages 22-35


  In this paper, CFD modeling of ferrofluid convection heat transfer in a micromixer with static magnetic field (SMF) and rotating magnetic field (RMF) is investigated. Applying a magnetic field and the existence of magnetic nanoparticles lead to the creation of transverse vortices in the micromixers by ...  Read More

Modeling and Simulation
3D simulation of carbon monoxide purification with CuCl(7.0)/AC by pressure swing adsorption process

P. Sharafi; E. Salehi; H.R Sanaeepur; A. Ebadi Amooghin

Volume 19, Issue 4 , December 2022, , Pages 20-37


  In this work, the separation of carbon monoxide (CO) from a synthesis gas (syngas) mixture was modeled. It was considered a copper-based adsorbent consisting of cuprous chloride (CuCl) on an activated carbon (AC) support (CuCl/AC) in a pressure swing adsorption (PSA) process. First, the adsorption of ...  Read More

Modeling and Simulation
Improving the performance of a two-phase ejector using genetic algorithm based on secondary fluid entrainment rate

M. Moghadasi; M. Moraveji; O. Alizadeh

Volume 19, Issue 4 , December 2022, , Pages 95-109


  Ejectors offer a cost-effective and practical solution for recovering flare gases, thereby reducing greenhouse gases. Improving the entrainment rate of the secondary fluid can enhance ejector performance. The objective of this research is to identify the optimal ejector geometry to maximize the absorption ...  Read More

Modeling and Simulation
Screening of important factors affecting the process of ammonia synthesis by Plackett-Burman method and process optimization with RSMScreening the Important Factors Affecting the Process of Ammonia Synthesized by the Plackett-Burman Method and the Process Optimization with RSM

A. H. Oudi; A. Irankhah

Volume 19, Issue 2 , June 2022, , Pages 3-20


  The optimization of the ammonia synthesis plant to increase the production of ammonia is studied in this line of research. In this paper, the steady-state ammonia synthesis is simulated using the Aspen HysysV.11 software. By comparing the simulation results with the industrial information, a mean relative ...  Read More

Modeling and Simulation
Application of the Adaptive Neuro-Fuzzy Inference System (ANFIS) and Sobol Approaches for Modeling and Sensitivity Analysis of the Biosorption of Triglyceride from the Blood Serum

E. Salehi; S. Tahmasbi; V. Tahmasbi; M. Rahimi

Volume 19, Issue 1 , March 2022, , Pages 51-65


  An adaptive neuro-fuzzy inference system (ANFIS) was applied to simulate the batch adsorption of triglyceride (TG) from the human blood serum using the cinnamon powder, which has appeared as a potential biosorbent for serum purification, in our previous work. The obtained experimental results were used ...  Read More

Modeling and Simulation
CFD Modeling of the Dehydration of Biofuels with the 2D MXene Membrane using the Pervaporation Process

N. Hajilary; S. Hashemi; M. Hajiabadi

Volume 19, Issue 1 , March 2022, , Pages 77-89


  MXene membranes perform well in biofuel separation due to their excellent hydrophilicity, flexibility, and mechanical strength. For the first time, computational fluid dynamics was used to model the dehydration of ethanol through the pervaporation system by the MXene membrane. We discretized the momentum ...  Read More

Modeling and Simulation
Mathematical Modeling and Parameters Optimization of the Degradation of Acrylonitrile in Biofilters

Hajar seyfi; Sirous shafiei; Reza Dehghanzadeh; Parya Amirabedi

Volume 18, Issue 3 , September 2021, , Pages 3-15


  The removal of Acrylonitrile (AN) from waste gas streams using biological methods, due to their better performance, has recently gained more attraction. The purpose of this research is modeling the AN removal by a bio-filter. The validation of the model is done by using the experimental data of a bench-scale ...  Read More

Modeling and Simulation
Investigation of the effect of DamKohler and Stanton non-dimensional numbers on the stability of continuous stirred tank reactors

M. Hosseini; A. H. Oudi; Y. Davoodbeygi

Volume 18, Issue 2 , May 2021, , Pages 48-58


  The fully mixed continuous stirred tank reactor is an important type of industrial reactors mainly used to produce high volume products such as petrochemicals, detergents, sanitary products and products that are in demand in the market. Knowing the dynamic behavior of chemical reactors is of great importance ...  Read More

Modeling and Simulation
Prediction of true critical temperature and pressure of binary hydrocarbon mixtures: A Comparison between the artificial neural networks and the support vector machine

M. Etebarian; k. movagharnejad

Volume 16, Issue 2 , June 2019, , Pages 14-40

  Two main objectives have been considered in this paper: providing a good model to predict the critical temperature and pressure of binary hydrocarbon mixtures, and comparing the efficiency of the artificial neural network algorithms and the support vector regression as two commonly used soft computing ...  Read More

Modeling and Simulation
Segregation patterns of an equidensity TiO2 ternary mixture in a conical fluidized bed: CFD and experimental study

M. rasteh

Volume 16, Issue 2 , June 2019, , Pages 41-56

  In this study, an Eulerian-Eulerian multi-fluid model (MFM) was used to simulate the segregation pattern of a conical fluidized bed containing ternary mixtures of equidensity TiO2‌ particles. Experimental 'freeze–sieving' method was employed to determine the axial mass fraction profiles of the ...  Read More

Transport Phenomena,
The CFD Provides Data for Adaptive Neuro-Fuzzy to Model the Heat Transfer in Flat and Discontinuous Fins

R. Beigzadeh

Volume 16, Issue 2 , June 2019, , Pages 57-69

  In the present study, Adaptive Neuro–Fuzzy Inference System (ANFIS) approach was applied for predicting the heat transfer and air flow pressure drop on flat and discontinuous fins. The heat transfer and friction characteristics were experimentally investigated in four flat and discontinuous fins ...  Read More

Modeling and Simulation
CFD Study of Concave Turbine

A. Sinkakarimi; A. Ghadi

Volume 16, Issue 2 , June 2019, , Pages 103-118

  Computational fluid dynamics (CFD) is a powerful numerical tool that is becoming widely used to simulate many processes in the industry. In this work study of the stirred tank with 7 types of concave blade with CFD was presented. In the modeling of the impeller rotation, sliding mesh (SM) technique was ...  Read More

Modeling and Simulation
Experimental, Kinetics and Isotherm Modeling of Carbon Dioxide Adsorption with 13X Zeolite in a fixed bed column

M. Khajeh Amiri; A. Ghaemi; H. Arjomandi

Volume 16, Issue 1 , March 2019, , Pages 54-64

  In this work, zeolite 13X with porosity structure has been used as an adsorbent for adsorption of CO2 flue gas. The effect of operating conditions including pressure and time on adsorption capacity were investigated. The experiments conditions are constant temperature, the range of pressure 1 - 9 bar ...  Read More

Modeling and Simulation
Prediction of the pharmaceutical solubility in water and organic solvents via different soft computing models

A. Yousefi; k. movagharnejad

Volume 16, Issue 1 , March 2019, , Pages 83-100

  Solubility data of solid in aqueous and different organic solvents are very important physicochemical properties considered in the design of the industrial processes and the theoretical studies. In this study, experimental solubility data of 666 pharmaceutical compounds in water and 712 pharmaceutical ...  Read More

Modeling and Simulation
Comparison the performance of different reverse osmosis membrane modules by CFD modeling

M. Bahoosh; E. Kashi; S. Shokrollahzadeh; Kh. Rostami

Volume 16, Issue 1 , March 2019, , Pages 101-116

  Reverse osmosis is a commonly used process in water desalination. Due to the scarcity of freshwater resources and wastewater problems, a lot of theory and experimental studies have been conducted to optimize this process. In the present study, the performance of reverse osmosis membrane module of salt–water ...  Read More

Modeling and Simulation
CFD simulation for segregation behavior of a ternary mixture in a bubbling fluidized bed: effect of solid wall boundary condition

M. rasteh; F. Farhadi

Volume 15, Issue 3 , September 2018, , Pages 53-71

  Abstract The effect of the solid–wall boundary condition on the segregation behavior of a sand ternary mixture differing in size but having the same proportion has been investigated in a gas–solid bubbling fluidized bed. A multi-fluid computational fluid dynamics model incorporating the kinetic ...  Read More

Modeling and Simulation
Application of artificial neural network in deoxygenation of water by glucoseoxidase immobilized in calcium alginate/MnO2 composite

A. Abdi; M.Sh Izadkhah; A. Karimi; M. Razzaghi; H. Moradkhani

Volume 15, Issue 3 , September 2018, , Pages 82-93

  A three-layer artificial neural network (ANN) model was developed to predict the remained DO (deoxygenation) in water after DO removal with an enzymatic granular biocatalyst (GB), based on the experimental data obtained in a laboratory stirring batch study. The effects of operational parameters such ...  Read More

Modeling and Simulation
CFD modeling for selective formation of propylene from methanol over synthesized Mn-substituted MFI metallosilicate catalyst

N. Hadi; A. Niaei; r. alizadeh

Volume 15, Issue 2 , May 2018, , Pages 22-37

  The high silica Mn-substituted MFI metallosilicate catalyst with Si/Al molar ratio of 220 and Si/Mn molar ratio of 50 was successfully synthesized by hydrothermal method. The catalyst sample was appropriately characterized by XRD, FE-SEM, EDX and BET techniques. The Mn-substituted MFI metallosilicate ...  Read More

Modeling and Simulation
Predicting the coefficients of the Daubert and Danner correlation using a neural network model

k. movagharnejad; F. Saffar

Volume 15, Issue 2 , May 2018, , Pages 78-90

  In the present research, three different architectures were investigated to predict the coefficients of the Daubert and Danner equation for calculation of saturated liquid density. The first architecture with 4 network input parameters including critical temperature, critical pressure, critical volume ...  Read More