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)
Separation Technology,
1. Biofouling Behavior on Forward Osmosis Using Vertically Aligned CNT Membrane on Alumina

M.R Omidkhah; H. Azami; L. Ghaheri

Volume 16, Issue 2 , Spring 2019, , Pages 1-13

Abstract
  Nowadays, forward osmosis (FO) with many advantages in water treatment, are so attractive for researchers and investigators that the studies are going to optimize and increase its efficiency. However one of the most controversial operating malfunctions of FO process is fouling that limits the FO global ...  Read More

Separation Technology,
2. Interior Modification of Nano-Porous Fillers to Fabricate High Performance Mixed Matrix Membranes

H. Sanaeepur; A. Ebadi Amooghin; A. Kargari; Mohammadreza Omidkhah; A. Fauzi Ismail; S. Ramakrishna

Volume 16, Issue 2 , Spring 2019, , Pages 70-94

Abstract
  A new method is developed to enhance the gas separation properties of mixed matrix membranes (MMMs) by interior modification of an inorganic nano-porous particle. Ship-in-a-bottle (SIB), as a novel synthesis strategy, is considered to encapsulate a polyaza macrocyclic Ag-ligand complex into the zeolite ...  Read More

Modeling and Simulation
3. 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

Separation Technology,
4. Removal of Pb (II) From Wastewater Using Henna; Optimization of Operational Conditions

M. Shafiee; A. Akbari; B. Ghiassimehr

Volume 15, Issue 4 , Autumn 2018, , Pages 17-26

Abstract
  At this work, removal of Pb (II) using Lawsonia inermis (Henna) was studied. In recent years, use of low price adsorbent is taken into consideration. Adsorption experiments were performed in batch system at ambient temperature (25℃). The influence of some parameters such as time, initial metal concentration, ...  Read More

Separation Technology,
5. Optimization of solvothermally synthesized ZIF-67 metal organic framework and its application for Cr(VI) adsorption from aqueous solution

N. Mostafazadeh; A.A. Ghoreyshi; K. Pirzadeh

Volume 15, Issue 4 , Autumn 2018, , Pages 27-47

Abstract
  In this study, ZIF-67 was synthesized through solvothermal method to remove Cr(VI) ions from aqueous solution. To improve the structural properties of ZIF-67 and its adsorption capacity, optimization of the synthesis conditions was carried out based on maximum Cr(VI) uptake. From experiments, the optimum ...  Read More

Separation Technology,
6. Propionic acid extraction in a microfluidic system: simultaneous effects of channel diameter and fluid flow rate on the flow regime and mass transfer

F. Hosseini; M. Rahimi; O. jafari

Volume 15, Issue 4 , Autumn 2018, , Pages 48-62

Abstract
  In this work, extraction of propionic acid from the aqueous phase to the organic phase (1-octanol) was performed in T-junction microchannels and effects of channel diameter and fluid flow rate on the mass transfer characteristics were investigated. The two-phase flow patterns in studied microchannels ...  Read More

Separation Technology,
7. Evaluation of Cr (VI) ion removal from aqueous solution by bio-inspired chitosan-clay composite: Kinetics and isotherms

Sh. Biswas; Md. M. Islam; M. M. Hasan; S.H. Rimu; M. N. Khan; P. Haque; M. M. Rahman

Volume 15, Issue 4 , Autumn 2018, , Pages 63-80

Abstract
  This paper reports the evaluation of adsorbing Cr (VI) ions on sorbent prepared from chitosan (CHT), a versatile derivative of chitin, and dodecyl amine modified locally available kaolinite clay (Bijoypur clay) (MC) that has excellent mechanical properties and great resistance to chemical and biological ...  Read More

Separation Technology,
8. Design and Fabrication of an Improved Single-Column Chromatographic Separation Process

B. Medi; M.-K. Kazi

Volume 15, Issue 4 , Autumn 2018, , Pages 81-92

Abstract
  In this work, an improved single-column chromatographic (ISCC) separation process is proposed. The term `improved' refers to both conceptual and physical modifications compared to the available single-column processes, including a novel fraction collection scheme and allowing overlapped peaks from adjacent ...  Read More

Separation Technology,
9. Microfluidic extraction of tannic acid from Quercus leaves

M. Yasemi; M. Rahimi; A. Heydarinasab; M. Ardjmand

Volume 15, Issue 3 , Summer 2018, , Pages 15-33

Abstract
  In this study, extraction of tannic acid using microchannel was investigated. Affective parameters were optimized. Different solvents including buthanol, ethylacetate and n-hexane as organic phase, methanol, propanol, ethanol and water as aqueous phase investigated. Microchannels with different confluence ...  Read More

Separation Technology,
10. Extraction of pectin from sour orange and its application as the adsorbent for removal of nickel from aqueous solution: Kinetic and equilibrium study

N. Kakoui; M. Nikzad; A. A. Ghoreyshi; M. mohammadi

Volume 15, Issue 2 , Spring 2018, , Pages 3-21

Abstract
  The present study investigates the potential applicability of the extracted pectin from sour orange pomace as adsorbent for Ni (II) removal from aqueous solution. Pectin extraction from the pomace was carried out using HCl and the highest pectin extraction yield of 26.75% was obtained. The Fourier transform ...  Read More

Separation Technology,
11. Fabrication of Chitosan-Polyethylene Oxide Electrospun Nanofibrous Mats Containing Green Tea Extract

A. Barzegari; Z. Shariatinia

Volume 15, Issue 2 , Spring 2018, , Pages 65-77

Abstract
  Novel electrospun nanofibrous CS-PEO nerve conduits containing 0, 2.5 and 5% of green tea methanolic extract were developed and characterized by FE-SEM, FT-IR, TGA/DSC as well as tensile strength analysis. The FE-SEM images revealed that all of the nanofibers had an average diameter of ∼80nm. The ...  Read More

Biomedical and Biotechnology,
12. Assessment of effective factors on bacterial oxidation of ferrous iron by focusing on sweetening natural gas

A. Zabihollahpoor; P. Hejazi

Volume 15, Issue 1 , Winter 2018, , Pages 18-34

Abstract
  In this study, the effects of some factors on bacterial growth and ferrous oxidation rates were investigated by Acidithiobacillus ferrooxidan in 250 ml shake flasks. One factor at a time (OFAT) design approach was used for preliminary evaluation of various factors affecting the process, such as pH, initial ...  Read More

Separation Technology,
13. DESULFURIZATION AND DEMETALIZATION OF USED ENGINE OIL IN LABORATORY SCALE

N.A. Kostic; M.M. Milosavljevic; L.S. Pecic; S.Z. Babic; B.L. Milosavljevic; D.L. Milosevic; S.S. Krstic; B.V. Krstić

Volume 15, Issue 1 , Winter 2018, , Pages 73-88

Abstract
  This paper describes a laboratory method for treatment of used engine oil FENIX SUPERIOR SAE 15W-40 with intention to decrease of sulfur and selected metal content at acceptable level. FENIX SUPERIOR SAE 15W-40, produced by manufacturer Joint Stock Company FAM Krusevac, is used for lubrication of the ...  Read More

Separation Technology,
14. Design and construction of a helium purification system using cryogenic adsorption process

A. Saberimoghaddam; V. Khebri

Volume 15, Issue 1 , Winter 2018, , Pages 89-101

Abstract
  One of the most appropriate methods for elimination of trace impurities in helium is cryogenic adsorption process. So, in this study design and construction of cryogenic adsorption helium purification system (3 Nm3.hr-1, 80 bar) carried out using activated carbon as adsorbent at 77K. To evaluation of ...  Read More

Separation Technology,
15. Waste water ammonia stripping intensification using microfluidic system

Mo. H. Almasvandi; M. Rahimi

Volume 14, Issue 4 , Autumn 2017, , Pages 17-31

Abstract
  This paper reports the results of experimentally removing ammonia from synthetically prepared ammonia solution using a micro scale mixing loop air stripper. Effects of various operational parameters (such as: pH, air flow rate, wastewater flow rate and initial ammonia concentration) were evaluated. By ...  Read More

Energy
16. Application of Turbo-Expander for Greenhouse Gas and Air Pollutant Emissions Reduction Using Exergy and Economical Analysis

E. GhasemiKafrudi; M. Amini; M. R. Habibi

Volume 14, Issue 4 , Autumn 2017, , Pages 32-47

Abstract
  The effects of greenhouse gases (GHG) on the growth of global warming, and increase of GHG and air pollutant emissions for energy production have forced the need of energy recovery which is normally wasted in industrial plant. The present research work focused on the GHG and air pollutant emissions reduction ...  Read More

Modeling and Simulation
17. 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

Separation Technology,
18. Improvement of gas separation properties of polyurethane membrane using plasma grafting

P. Azadi; Sh. Hassanajili

Volume 14, Issue 3 , Summer 2017, , Pages 19-30

Abstract
  In recent years, plasma treatments have given good results since they offer high technological efficiency with low waste generation. One of the most important characteristics of plasma methods is their action only on a thin surface layer, whereas the bulk of sample remains unchanged and the modified ...  Read More

Separation Technology,
19. Adsorption and Desorption Process of Chromium Ions Using Magnetic Iron Oxide Nanoparticles and Its Relevant Mechanism

M. Jadidi; N. Etesami; M. Nasr Esfahany

Volume 14, Issue 3 , Summer 2017, , Pages 31-40

Abstract
  In this study adsorption of Cr(VI) from aqueous solution by Fe3O4 nanoparticles was investigated. Desorption process and recovery of nanoparticles using different solutions were then carried out, and it was observed that NaOH (0.5M) can remove 90% of adsorbed chromium ions. Following the completion of ...  Read More

Modeling and Simulation
20. 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

Separation Technology,
21. Methanol crossover and selectivity of nafion/heteropolyacid/montmorillonite nanocomposite proton exchange membranes for DMFC applications

M. Azimi; S.J. Peighambardoust

Volume 14, Issue 3 , Summer 2017, , Pages 65-81

Abstract
  In this work, we prepared the nafion/montmorillonite/heteropolyacid nanocomposite membranes for direct methanol fuel cells (DMFCs). The analyses such as X-ray diffraction (XRD), Fourier transform infrared (FTIR), and scanning electron microscopy (SEM) were conducted to characterize the filler dispersion ...  Read More

Separation Technology,
22. Stochastic Comparisons of Probability Distribution Functions with Experimental Data in a Liquid-Liquid Extraction Column for Determination of Drop Size Distributions

Sh. Houshyar; M. Torab-Mostaedi; S. M. A. Moosavian; Seyed Hamed Mousavi; M. Asadollahzadeh

Volume 14, Issue 3 , Summer 2017, , Pages 82-95

Abstract
  The droplet size distribution in the column is usually represented as the average volume to surface area, known as the Sauter mean drop diameter. It is a key variable in the extraction column design. A study of the drop size distribution and Sauter-mean drop diameter for a liquid-liquid extraction column ...  Read More

Separation Technology,
23. Fabrication and characterization of polycarbonate/titanium oxide nanotubes mixed matrix membranes for efficient removal of cadmium and copper from aqueous solution

M. Delavar; Gh. Bakeri; M. Hosseini

Volume 14, Issue 2 , 2017, , Pages 59-73

Abstract
  In this study, novel polycarbonate-titanium oxide nanotubes (PC-TNT) ultrafiltration mixed matrix membranes (MMMs) were fabricated for decontamination of Cd2+ and Cu2+ metal ions from aqueous solution. The weight percent of TNTs in the polycarbonate membrane matrix was changed from 0 to 15. The synthesized ...  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

Modeling and Simulation
25. Simultaneous high hydrogen content-synthesis gas production and in-situ CO2 removal via sorption-enhanced reaction process: modeling, sensitivity analysis and multi-objective optimization using NSGA-II algorithm

Malihe Heravi; Mahdi Bayat; Mohammad Reza Rahimpour

Volume 13, Issue 4 , Autumn 2016, , Pages 71-95

Abstract
  The main focus of this study is improvement of the steam-methane reforming (SMR) process by in-situ CO2 removal to produce high hydrogen content synthesis gas. Sorption-enhanced (SE) concept is applied to improve process performance. In the proposed structure, the solid phase CO2 adsorbents and pre-reformed ...  Read More