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
CFD Modeling of the Bladeless Wind Turbines Movement

A. Das; N. Azimi

Volume 20, Issue 4 , January 2024

https://doi.org/10.22034/ijche.2024.435315.1515

Abstract
  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

Separation Technology,
Application and Comparison of MAF-66 with AC and CMS in Vacuum Swing Adsorption Process for CO2 Capture from Flue Gas

M. Abdollahi; Sh. Fatemi; M. Fakhroleslam; A.R. Sadri

Volume 20, Issue 4 , January 2024

https://doi.org/10.22034/ijche.2024.440760.1521

Abstract
  Vacuum swing adsorption (VSA) for CO2 capture has attracted much research effort due to the development of the novel CO2 adsorbent materials. In this work, three adsorbents (MAF-66, AC and CMS) were used to capture CO2 by VSA process from flue gas and their performances were compared. Adsorption equilibrium ...  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

https://doi.org/10.22034/ijche.2023.401390.1493

Abstract
  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

Investigation. effect. of mixed. matrix. membranes’. structural. parameters. on their. effective. gaseous. penetrant. diffusion. ratio using. CFD tools

M. Morovat; O. Bakhtiari

Volume 19, Issue 4 , December 2022, , Pages 3-19

https://doi.org/10.22034/ijche.2023.384122.1475

Abstract
  Ability and compatibility of the membrane processes for gas separation are evaluated by their membranes’ permeability and selectivity where both have been tried to enhance in promising membrane generation of mixed matrix membranes (MMMs). In the current study, two- and three-dimensional models ...  Read More

Simulation and investigation of thermodynamics and energy of methanol purification unit

S. Faramarzi; A.H Oudi; S. Azimi; Y. Davoodbeygi

Volume 19, Issue 3 , September 2022, , Pages 95-107

https://doi.org/10.22034/ijche.2023.376329.1467

Abstract
  Methanol is an important industrial chemical, and its synthesis and purification units are among the most widely used processes in the field of energy. The two-column separation unit of methanol has been analyzed from the thermodynamic and energy points of view in the present study. The simulation has ...  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

https://doi.org/10.22034/ijche.2022.342066.1433

Abstract
  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

Polymer Engineering and Technology,
Investigating the Effects of Hollow Graphene Oxide Nanoparticles on the Thermal/Mechanical Properties of Polymer Nanocomposites: Experimental, Analytical and Simulation Approaches

F. Ader; E. Sharifzadeh

Volume 18, Issue 2 , May 2021, , Pages 71-83

https://doi.org/10.22034/ijche.2021.303437.1408

Abstract
  In this study, the main purpose has been to investigate the behavior of the nanoparticles with different structures and similar based materials in polymer nanocomposites. To this end, different samples, containing PS as the matrix, and layered graphene oxide (GO) and/or hollow graphene oxide nanoparticles ...  Read More

CFD Simulation of Methane Steam Micro-Reformer: Channel Design and Inlet/Outlet Configuration

H. Mohammadnezami; A. Irankhah

Volume 16, Issue 4 , October 2019, , Pages 23-35

https://doi.org/10.22034/ijche.2019.133029

Abstract
  Micro-reformers used for producing hydrogen with a high surface-to-volume ratio in small-scale fuel cells were investigated. To this end, scrutinizing and exploiting all areas of micro reformers is very important. Parallel micro-channels have shown good performance in eliminating dead volumes. Inlet/outlet ...  Read More

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

Rahbar Rahimi; Shirin Boulaqhi; Amir Ziarifar

Volume 13, Issue 4 , November 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

Modeling and Simulation
Modeling and Simulation of a Divided Wall Column for 1,3 Butadiene Purification

R. Rahimi; M. H. Soodmand; M. Zivdar; A. Alborzi; M. Rahmanian

Volume 12, Issue 1 , January 2015, , Pages 60-67

Abstract
  The distillation process remains as the most common method ofseparation in chemical process industries. The energy used from this process accounts for an estimated 3% of the world energy consumption. The Dividing-Wall Column (DWC) for separation of multi-component mixtures has recently become a major ...  Read More

Modeling and Simulation
CFD Simulation of Catalytic Combustion of Benzene
Volume 6, Issue 4 , October 2009, , Pages 34-44

Abstract
  This paper reports the result of CFD simulation of catalytic oxidation of benzene on monolithic catalyst. The geometries ofthe catalyst and reactor were designed in Gambit software and simulation of catalytic oxidation was carried out in fluent 6.2. Results of simulation showed excellent agreement with ...  Read More

Petroleum and Reservoir Engineering
Simulation of Water Coning in Oil Reservoirs Using a Corrected IMPES Method
Volume 5, Issue 4 , October 2008, , Pages 3-11

Abstract
  Implicit pressure-explicit saturation method (IMPES) is widely used in oil reservoir simulation to study the multiphase flow in porous media. This method has no complexity compared to the fully implicit method, although both of them are based on the finite difference technique. Water coning is one the ...  Read More

Modeling and Simulation
Investigation of CO2 and H2O Addition to Natural Gas for Production of Synthesis Gas
Volume 2, Issue 1 , January 2005, , Pages 31-54

Abstract
  General modeling and optimization of syngas production via noncatalytic autothermal partial oxidation of methane are carried out using our developed scientific software which was based on the minimization of total Gibbs energy. In this work, a novel application of the direct search and Newton-Raphson ...  Read More