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
1. 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 , Spring 2019, , Pages 14-40

Abstract
  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
2. Segregation patterns of an equidensity TiO2 ternary mixture in a conical fluidized bed: CFD and experimental study

M. rasteh

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

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

R. Beigzadeh

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

Abstract
  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
4. CFD Study of Concave Turbine

A. Sinkakarimi; A. Ghadi

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

Abstract
  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
5. 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 , Winter 2019, , Pages 54-64

Abstract
  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
6. Prediction of the pharmaceutical solubility in water and organic solvents via different soft computing models

A. Yousefi; k. movagharnejad

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

Abstract
  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
7. Comparison the performance of different reverse osmosis membrane modules by CFD modeling

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

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

Abstract
  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
8. 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 , Summer 2018, , Pages 53-71

Abstract
  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
9. 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 , Summer 2018, , Pages 82-93

Abstract
  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
10. 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 , Spring 2018, , Pages 22-37

Abstract
  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
11. Predicting the coefficients of the Daubert and Danner correlation using a neural network model

k. movagharnejad; F. Saffar

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

Abstract
  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
12. Improved numerical simulation of the low temperature Fischer-Tropsch synthesis in a trickle bed reactor

H. Salimi; Sh. shahhosseini

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

Abstract
  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
13. 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 , Winter 2018, , Pages 35-48

Abstract
  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
14. 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 , Winter 2018, , Pages 46-72

Abstract
  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
15. Mathematical simulation of thermal behavior of moving bed reactors

L. Mahmoodi; B. Vaferi; M. Kayani

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

Abstract
  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,
16. 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 , Summer 2017, , Pages 3-18

Abstract
  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
17. investigation of mercaptan removal from Kerosene using passive mixing tools: Experimental study and CFD modeling

A. Parvareh; . Parvizi

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

Abstract
  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
18. 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

Abstract
  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

Modeling and Simulation
19. A Numerical Simulation Model of Solid Acid Fuel Cell Performance by CsH2PO4 Electrolyte

I. Omidi; M. Kalbasi

Volume 14, Issue 2 , 2017, , Pages 17-32

Abstract
  The performance of the solid acid fuel cell by CsH2PO4 electrolyte was analyzed using the present model of the electrochemical reaction and transport phenomena, which are fully coupled with the governing equations. Development of such a model requires creating the three-dimensional geometry and its mesh ...  Read More

Modeling and Simulation
20. Observations of Sludge Formation in Group I Base Stock for Lubricants and Thermodynamic Modeling with the SAFT Equation of State

E. Pashai; M. R. Dehghani; F. Feyzi

Volume 14, Issue 2 , 2017, , Pages 33-47

Abstract
  Varnish and sludge formation are considered as one of the most common problems in lubrication and hydraulic systems. In order to simulate the condition of sludge formation, base stock lubricant (Group 1 API) has been selected and exposed to heat in a laboratory setup. Sludge formation process accelerated ...  Read More

Modeling and Simulation
21. Parasitic Effect of Tube Wall Longitudinal Heat Conduction on Cryogenic Gas Temperature

A. Saberimoghaddam; M. M Bahri Rasht Abadi

Volume 14, Issue 1 , Winter 2017, , Pages 15-25

Abstract
  Longitudinal heat conduction is an important parameter in the cryogenic field, especially in cryogenic heat exchangers. In the present work, the parasitic effect of tube wall longitudinal heat conduction on temperature measurement has been studied in cryogenic laminar hydrogen flow. The effects of various ...  Read More

Transport Phenomena,
22. Experimental study of hydrodynamic characteristics of improved sieve tray with push valves

T. Zarei; J. Khorshidi

Volume 14, Issue 1 , Winter 2017, , Pages 40-51

Abstract
  This paper addresses an experimental investigation in the hydrodynamic behavior of a modified slotted sieve tray. Slotted sieve tray (Push valve sieve tray) is a sieve tray that the push valves have been utilized on the tray deck to eliminate liquid gradients and non-uniformity of liquid distribution ...  Read More

Modeling and Simulation
23. Liquid-liquid equilibrium data prediction using large margin nearest neighbor

mohsen pirdashti; kamyar movagharnejad; silvia Curteanu; Florin Leon; Farshad Rahimpour

Volume 13, Issue 4 , Autumn 2016, , Pages 14-32

Abstract
  Guanidine hydrochloride has been widely used in the initial recovery steps of active protein from the inclusion bodies in aqueous two-phase system (ATPS). The knowledge of the guanidine hydrochloride effects on the liquid-liquid equilibrium (LLE) phase diagram behavior is still inadequate and no comprehensive ...  Read More

Process Control and Engineering, Process Safety, HSE
24. Simulation, Control and Experimental Analysis of 1,3Butadiene Purification Unit

Rahbar Rahimi; Shirin Boulaqhi; Amir Ziarifar

Volume 13, Issue 4 , Autumn 2016, , Pages 33-45

Abstract
  Simulation of a process and analysis of its resulting data in both dynamic and steady-state conditions are fundamental steps in understanding the process in order to design and efficient control of system as well as implementing operational cost reduction scheme. In the present paper, steady and unsteady ...  Read More

Transport Phenomena,
25. Three-dimensional CFD modeling of fluid flow and heat transfer characteristics of Al2O3/water nanofluid in microchannel heat sink with Eulerian-Eulerian approach

Hossein Hadi Najafabadi; Mostafa Keshavarz Moraveji

Volume 13, Issue 4 , Autumn 2016, , Pages 46-61

Abstract
  In this paper, three-dimensional incompressible laminar fluid flow in a rectangular microchannel heat sink (MCHS) using Al2O3/water nanofluid as a cooling fluid is numerically studied. CFD prediction of fluid flow and forced convection heat transfer properties of nanofluid using single-phase and two-phase ...  Read More