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

Pouria Sharafi; Ehsan Salehi; Hamidreza Sanaeepur; Abtin Ebadi Amooghin

Volume 19, Issue 4 , December 2022


  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

Mehdi Moghadasi; Mostafa Moraveji; Omid Alizadeh

Volume 19, Issue 4 , December 2022


  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 RSM

Amirhossein Oudi; Abdullah Irankhah

Volume 19, Issue 2 , June 2022


  Optimization of the ammonia synthesis unit to increase ammonia production is studied in this line of research. In this paper, the steady-state ammonia synthesis is simulated using Aspen HysysV.11 software, by comparing the simulation results with industrial information, a mean relative error of 7.71% ...  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

Modeling and Simulation
Improved numerical simulation of the low temperature Fischer-Tropsch synthesis in a trickle bed reactor

H. Salimi; Sh. shahhosseini

Volume 15, Issue 1 , February 2018, , Pages 1-17

  Abstract Gas to liquid (GTL) process involves heterogeneous catalytic chemical reactions that convert synthesis gas to hydrocarbons and water vapor. A three phase reactor, called Low temperature Fischer-Tropsch (LTFT) is commonly applied for GTL process. In this reactor the gaseous phase includes the ...  Read More

Modeling and Simulation
Dynamic Behavior of an Oil Droplet Adhered to the Wall Surface in a Channel Flow by the Lattice Boltzmann Method

M. Varmazyar; R. Mohamady; M. Bazargan

Volume 15, Issue 1 , February 2018, , Pages 35-48

  The Lattice Boltzmann Method is used to simulate the dynamics of droplet deformation in a channel flow under various conditions. The droplet behavior has been investigated under transient conditions. For cases where the droplet remains attached to the surface, the shape deformation of the droplet during ...  Read More

Modeling and Simulation
Investigation of spent caustic wastewater treatment through response surface methodology and artificial neural network in a photocatalytic reactor

A. Ahmadpour; A. Haghighiasl; N. Fallah

Volume 15, Issue 1 , February 2018, , Pages 46-72

  In this research, photocatalytic degradation method has been introduced to clean up Spent Caustic of Olefin units of petrochemical industries (neutralized Spent Caustic by means of sulfuric acid) in the next step, adaptable method and effective parameters in the process performance have been investigated. ...  Read More

Modeling and Simulation
Mathematical simulation of thermal behavior of moving bed reactors

L. Mahmoodi; B. Vaferi; M. Kayani

Volume 14, Issue 4 , December 2017, , Pages 48-58

  Temperature distribution is a key function for analyzing and optimizing the thermal behavior of various process equipments. Moving bed reactor (MBR) is one of the high-tech process equipment which tries to improve the process performance and its energy consumption by fluidizing solid particles in a base ...  Read More

Transport Phenomena,
Transient thermal study of recuperative tube in tube heat exchanger operating in refrigeration system using experimental test and mathematical simulation

A. Saberimoghaddam; M. M Bahri Rasht Abadi

Volume 14, Issue 3 , August 2017, , Pages 3-18

  Joule-Thomson cooling systems are used in refrigeration and liquefaction processes. There are extensive studies on Joule-Thomson cryogenic systems, but most of them coverage steady state conditions or lack from experimental data. In the present work, transient thermal behavior of Joule-Thomson cooling ...  Read More

Modeling and Simulation
investigation of mercaptan removal from Kerosene using passive mixing tools: Experimental study and CFD modeling

A. Parvareh; . Parvizi

Volume 14, Issue 3 , August 2017, , Pages 55-64

  Abstract In this work, the role of appropriate mixing for mercaptan removal from Kerosene using caustic soda has been investigated in the pilot scale. Static mixer at different condition has been used as a passive mixing tool to achieve proper mixing and consequently high performance of mercaptan removal. ...  Read More

Modeling and Simulation
Prediction of polyvinyl alcohol (PVOH) properties synthesized at various conditions by artificial neural networks technique

M.R zeynali; M. Nazari; S. Karimi; S. M. Seyedmohaghegh; S. Soltani

Volume 14, Issue 2 , 2017, , Pages 3-16

  In this research samples of PVOH were synthesized at various reaction conditions (temperature, time, and amount of catalyst). First at 25˚C and 45˚C and constant catalyst weight samples of PVOH were prepared with different degree of hydrolysis at various times. For investigation of the effects of temperature, ...  Read More