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Vol. 48 N° 23 Décembre 2009 |
Vol. 48 N° 22 Novembre 2009 |
Vol. 48 N° 24 Décembre 2009 |
Vol. 49 N° 12 Juin 2010 |
Vol. 49 N° 13 Juillet 2010 |
Vol. 49 N° 14 Juillet 2010 |
Vol. 49 N° 5 Mars 2010 |
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| Titre : | Industrial & engineering chemistry research, Vol. 49 N° 12 - Juin 2010 |
| Type de document : | Bulletin : texte imprimé |
| Paru le : | 28/09/2010 |
| Année de publication : | 2010 |
| Format : | p. 5489-5958 / ill. / 28 cm |
| Note générale : | Chemical engineering |
| Langues : | Français |
| En ligne : | http://pubs.acs.org/toc/iecred/49/12 |
Dépouillements
Article : texte imprimé
Catherine Charcosset, Auteur ;
Roland Kieffer, Auteur ;
Denis Mangin, Auteur
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The ability to couple membrane processes and crystallization operations, in order to develop efficient crystallization technologies, is increasingly reported. The main features of membrane crystallization systems are (1) to control and limit the[...]
Article : texte imprimé
Lei Liu, Auteur ;
Guohua Zhao, Auteur ;
Yaning Pang, Auteur
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A novel integrated biological and electrochemical oxidation (BEO) process was proposed for the treatment of biorefractory pesticide wastewater with high toxicity. An acetamiprid solution of 1000 mg L−1 was used as the target pollutant. Its biode[...]
Article : texte imprimé
M. Arshadi, Auteur ;
M. Ghiaci, Auteur ;
A. Gil, Auteur
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In this paper, liquid phase nitration of phenol over a solid acid catalyst, ZSM-5 zeolite, was investigated by nitric acid (60%) under various solvent and temperature conditions. The performance of the nitration in ortho and para positions of ph[...]
Article : texte imprimé
Akihiro Kawahara, Auteur ;
Yousuke Takahashi, Auteur ;
Yuji Hirano, Auteur
|
A preparation of La0.6Sr0.4Ti0.3Fe0.7O3 (LSTF) perovskite oxide on a support with a unique multichannel structure achieved a high oxygen permeation rate. A LSTF thin membrane with 60 μm thickness was successfully prepared on the multichannel sup[...]
Article : texte imprimé
Teruyuki Hakoda, Auteur ;
Akihiko Shimada, Auteur ;
Atsushi Kimura, Auteur
|
An electron-beam (EB) irradiation/catalytic oxidation system was developed for the purification of a volatile organic compound (VOC) gas stream under a practical gas flow condition. This system consists of a compact-sized electron accelerator an[...]
Article : texte imprimé
Gousheng Liu, Auteur ;
Xinchun Liu, Auteur ;
Jianguo Yu, Auteur
|
Ammonium polyphosphate (APP) with crystalline form V (APP-V) was prepared through the reaction of ammonium dihydrogen phosphate and urea at high temperature and under dry ammonia atmosphere. Effects such as raw material ratios, ammoniation, cond[...]
Article : texte imprimé
Clemens B. Minnich, Auteur ;
Frank Sipeer, Auteur ;
Lasse Greiner, Auteur
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A miniaturized modularized tubular reactor setup designed for flexible small-scale experimentation under continuous flow conditions was investigated for its residence time behavior. Studies focused on the question of whether the coil shape of th[...]
Article : texte imprimé
Manfred Nacken, Auteur ;
Lina Ma, Auteur ;
Steffen Heidenreich, Auteur
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The catalytic activity in the reforming of naphthalene of two different types of catalytic filter candles for biomass-derived syngas cleaning are presented and compared at superficial velocities of 72 and 90 m/h, respectively. The tests were per[...]
Article : texte imprimé
Zuo-Xiang Zeng, Auteur ;
Xiao-Nan Li, Auteur ;
Wei-Lan Xue, Auteur
|
The heat capacity (Cp) of methyl carbamate (MC) was measured with an adiabatic calorimeter. The standard enthalpy of formation (ΔfH0(cr, 298.15 K)) and the standard entropy (S0(cr, 298.15 K)) for MC were determined. Thus, Cp(T) values of MC were[...]
Article : texte imprimé
Obiefuna C. Okafor, Auteur ;
Sunitha Tadepalli, Auteur ;
Geatesh Tampy, Auteur
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The cycloaddition reaction between isoamylene and α-methylstyrene yields indane compounds 1,1,2,3,3,-pentamethylindane and 3-ethyl-1,1,3-trimethylindane, which are intermediate cyclic products used in the synthesis of musk fragrances. This exoth[...]
Article : texte imprimé
Ramanathan Sundararaman, Auteur ;
Xiaoliang Ma, Auteur ;
Chunshan Song, Auteur
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The objective of this work is to explore the potential of carrying out oxidative desulfurization using air as an oxidant. The liquid fuels to be desulfurized were first contacted with air to produce hydroperoxides in situ, which were then used a[...]
Article : texte imprimé
Baohong Guan, Auteur ;
Liuchun Yang, Auteur ;
Zhongbiao Wu, Auteur
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The precipitation kinetics of the metastable calcium sulfate hemihydrate (HH) from aqueous solutions has seldom been addressed. For the first time, the nucleation kinetics of calcium sulfate (probably in α-HH form) in concentrated CaCl2 solution[...]
Article : texte imprimé
Anurag Garg, Auteur ;
Alok Mishra, Auteur
|
The present study reports the treatment of municipal solid waste (MSW) derived landfill leachate (initial pH = 7.82 and chemical oxygen demand (COD) = 6400 mg L−1) using catalytic wet oxidation (WO) process. The reaction was performed under mode[...]
Article : texte imprimé
Aurora Santos, Auteur ;
Pedro Yustos, Auteur ;
Sergio Rodriguez, Auteur
|
Catalytic wet oxidation (CWO) of 1000 mg/L of phenol (PhOH) aqueous solutions has been carried out using a commercial activated carbon as catalyst, placed in a continuous three-phase reactor at 16 bar, and temperature was changed in the interval[...]
Article : texte imprimé
Roberto Irizarry, Auteur
|
A model for metal spherical particle formation is proposed, guided by optical kinetic data of monodisperse metal colloid synthesis. The dynamic optical response of these systems is characterized by broad bands, making their analysis difficult to[...]
Article : texte imprimé
Luisa Calvo, Auteur ;
Miguel A. Gilarranz, Auteur ;
José A. Casas, Auteur
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The catalytic reduction of nitrates with hydrogen in aqueous phase was studied in a trickle bed reactor using different activated carbon-supported metallic catalysts. Continuous experiments were performed at ambient conditions (25 °C and 1 atm) [...]
Article : texte imprimé
Lina Zhao, Auteur ;
Dayong Yang, Auteur ;
Mingdong Dong, Auteur
|
We report a facile protocol of preparing colloidal layered double hydroxide/polyvinyl alcohol (cLDH/PVA) electrospun nanofibrous mats via direct incorporation of low-content cLDH nanoplatelets with PVA without aid of any surfactant. The as-prepa[...]
Article : texte imprimé
Alexandra Jakob, Auteur ;
Valentin Valtchev, Auteur ;
Michel Soulard, Auteur
|
The ultimate goal of this study is the preparation of materials that prevent organic contamination of satellites in low earth orbit. Carbon fibers were chosen as a substrate because of their light weight and high mechanical resistance, along wit[...]
Article : texte imprimé
Zeshan Hu, Auteur ;
Yulin Deng, Auteur
|
A very low-cost and simple method for fabricating a superhydrophobic surface with commercially available precipitated calcium carbonate (PCC) and fatty acid is reported in this research article. PCC particles were chemically modified from hydrop[...]
Article : texte imprimé
Xingmao Jiang, Auteur ;
Timothy L. Ward, Auteur ;
Frank van Swol, Auteur
|
A quantitative description of droplet evaporation is important to aerosol research for nanofabrication, spray drying, fuel combustion, pollution control, and respiratory medical treatments. Evaporation is a moving-boundary problem with coupled m[...]
Article : texte imprimé
Gyeong-Yun Kim, Auteur ;
Martin A. Hubbe, Auteur ;
Chul-Hwan Kim, Auteur
|
In the manufacture of a paper product, the application of wet-end additives and the adjustments of various conditions can have major effects on the physical and optical properties of the final paper. In this study, we prepared paper handsheets a[...]
Article : texte imprimé
Erminia Leonardi, Auteur ;
Celestino Angeli, Auteur
|
The generalized Maxwell−Stefan equations describe the mass-transfer process in a multicomponent mixture in different physical systems. This approach to the mass-transfer phenomenon has been largely used in particular for the simulation of the mu[...]
Article : texte imprimé
Suelen N. Boschetto, Auteur ;
Leandro Magatao, Auteur ;
William M. Brondani, Auteur
|
Pipelines have been proved to be an efficient and economic way to transport oil products. However, the determination of the scheduling of operational activities in pipeline networks is a difficult task, and efficient methods to solve such comple[...]
Article : texte imprimé
The oxidation of p-xylene to terephthalic acid (TA) is a significant chemical process of purified TA production. Variation of operation conditions of the reaction directly affects the quality of TA. In this paper a fuzzy adaptive immune algorith[...]
Article : texte imprimé
Paul J. Wissmann, Auteur ;
Martha A. Grover, Auteur
|
The exact mechanisms occurring during chemical vapor deposition are often not well understood or quantified, and CVD is therefore difficult to optimize efficiently. In this article, we implement a process optimization method based on sequential [...]
Article : texte imprimé
Tilman Barz, Auteur ;
Harvey Arellano-Garcia, Auteur ;
Günter Wozny, Auteur
|
In contrast to the majority of published works in the field of model-based optimal experimental design which focused on numerical studies so as to demonstrate the validity of the OED approach or the development of new criteria or numerical appro[...]
Article : texte imprimé
Stefano Signor, Auteur ;
Flavio Manenti, Auteur ;
Maria Grazia Grottoli, Auteur
|
The paper is aimed at discussing and fixing issues in providing a generalized approach to the simulation of sulfur recovery units (SRUs). The main goal is to get a simulation that is at the same time (i) reasonably detailed and robust to properl[...]
Article : texte imprimé
Article : texte imprimé
Chaowei Liu, Auteur ;
Qiang Xu, Auteur
|
Ethylene plant start-ups generate huge amounts of off-spec products for flaring, which cause negative environmental and societal impacts, as well as tremendous raw material and energy losses that could be unitized to generate much more needed pr[...]
Article : texte imprimé
Zainatul B. Handani, Auteur ;
Sharifah R. Wan Alwi, Auteur ;
Haslenda Hashim, Auteur
|
Minimum fresh water consumption and wastewater generation in a facility can be achieved when all options for water minimization including source elimination, reduction, reuse/recycle, outsourcing, and regeneration have been considered. This work[...]
Article : texte imprimé
Sandra C. K. De Schepper, Auteur ;
Geraldine J. Heynderickx, Auteur ;
Guy B. Marin, Auteur
|
The presence of liquid hydrocarbon droplets in the convection section of a steam cracker may cause serious fouling problems due to coke formation, especially in high temperature zones. In order to investigate these fouling problems, a model has [...]
Article : texte imprimé
Chuanyu Zhao, Auteur ;
Chaowei Liu, Auteur ;
Qiang Xu, Auteur
|
Cracking furnaces of ethylene plants are capable of processing multiple feeds to produce smaller hydrocarbon molecules, such as ethylene, propylene, and ethane. The best practice for handling the produced ethane is to recycle it as an internal f[...]
Article : texte imprimé
Ming-Liang Chen, Auteur ;
Feng-Sheng Wang, Auteur
|
This paper presents the design of optimal control policies for a fed-batch process of simultaneous saccharification and cofermentation to produce ethanol from lignocellulose using enzymes and a recombinant yeast. The goal of the optimal design h[...]
Article : texte imprimé
Multiobjective optimization for design and operation of the chilling train system in ethylene plants
Jian Zhang, Auteur ;
Yanqin Wen, Auteur ;
Qiang Xu, Auteur
|
The chilling train is a very important section for ethylene plants, as its design and operation significantly influence energy consumption and product loss rates. In this paper, a systematic methodology for the optimal design and operation of a [...]
Article : texte imprimé
A. Barreau, Auteur ;
I. Brunella, Auteur ;
Jean-Charles de Hemptinne, Auteur
|
A good understanding and prediction of the phase equilibrium of the fatty acid methyl ester (FAME) + glycerol + methanol ternary system is needed to design and optimize the separation unit of the biodiesel production process. In this work, new e[...]
Article : texte imprimé
Jaydeep M. Barad, Auteur
|
One of the major obstacles to the application of emulsion liquid membranes to industrial separations is the stability of emulsion globules. Stability of emulsion is affected by two phenomena—globule rupture and osmotic swell. Interfacial shear b[...]
Article : texte imprimé
Renjith S. Pillai, Auteur ;
Govind Sethia, Auteur ;
Raksh V. Jasra, Auteur
|
Sorption of CO, CH4, and N2 in zeolite-X exchanged with different alkali metal ions was studied by volumetric measurements and Grand Canonical Monte Carlo simulation. CO and CH4 sorption is observed to show higher sorption capacity than N2 in al[...]
Article : texte imprimé
Miguel A. Granato, Auteur ;
Thijs J.H. Vlugt, Auteur ;
Alirio E. Rodrigues, Auteur
|
This paper is focused on using molecular simulation as a tool to guide the choice of desorbent for the separation propane/propylene by simulated moving bed (SMB) processes. Equilibrium adsorption isotherms of n-butane and neopentane on zeolite 1[...]
Article : texte imprimé
K. K. Lau, Auteur ;
M. Z. Abu Bakar, Auteur ;
A. L. Ahmad, Auteur
|
The present work involves the simulation and optimization of the ladder-type spacer mesh length (ML) ratio in spiral wound membranes (SWMs), using a two-dimensional (2D) integrated computational fluid dynamics (CFD) approach. The permeation prop[...]
Article : texte imprimé
Surya S. Moganty, Auteur ;
Ruth E. Baltus, Auteur
|
The low pressure solubility of carbon dioxide in eight commercially available room temperature ionic liquids was measured at 10, 25, and 40 °C using a transient thin liquid film technique. In this paper, carbon dioxide solubility is reported as [...]
Article : texte imprimé
Jeroen Cornel, Auteur ;
Piran Kidambi, Auteur ;
Mazzotti, Marco, Auteur
|
In this work, the thermodynamic and kinetic aspects of d-mannitol’s three polymorphs and their transformations are addressed. Scalable and reproducible syntheses of the solid-state forms are presented, and a mathematical model to describe a thre[...]
Article : texte imprimé
Dominique C. Stepinski, Auteur ;
George F. Vandegrift, Auteur ;
Ilya A. Shkrob, Auteur
|
Hydrophobic ionic liquids (IL) have the potential to simplify certain separations by serving as both an extraction solvent and an electrolyte for subsequent electrochemical reductions. While IL-based solvents are known to be efficient media for [...]
Article : texte imprimé
Highly water-soluble magnetic nanoparticles as novel draw solutes in forward osmosis for water reuse
Ming Ming Ling, Auteur ;
Kai Yu Wang, Auteur ;
Tai-Shung Chung, Auteur
|
Highly hydrophilic magnetic nanoparticles have been molecularly designed. For the first time, the application of highly water-soluble magnetic nanoparticles as novel draw solutes in forward osmosis (FO) was systematically investigated. Magnetic [...]
Article : texte imprimé
Zhi-gang Sun, Auteur ;
Wei-feng Li, Auteur ;
Hai Feng Liu, Auteur
|
The axial velocity and the stagnation point offset of impinging streams from two opposed nozzles have been theoretically studied and experimentally measured by smoke wire visualization and hot-wire anemometry (HWA) techniques. The results show t[...]
Article : texte imprimé
Amy T. Kan, Auteur ;
Haiping Lu, Auteur ;
Mason B. Tomson, Auteur
|
This paper extended the experimental results of carbon dioxide partitioning in gas/liquid equilibrium with a NaCl−H2O−monoethylene glycol (MEG) mixed solvent. The experiments were conducted systematically at 3−70 °C, 0−6.0 m NaCl, and 0−99 wt % [...]
Article : texte imprimé
D. J. Holland, Auteur ;
C. R. Müller, Auteur ;
J. S. Dennis, Auteur
|
Measurements of the voidage and velocity distributions in a gas-fluidized bed operating in the bubbling, turbulent, and core−annular fluidization regimes were acquired using magnetic resonance imaging (MR). The bed studied was contained in a col[...]
Article : texte imprimé
Tarek J. Jamaleddine, Auteur ;
Madhumita B. Ray, Auteur
|
The hydrodynamic and drying mechanisms of a dilute-phase, gas-solid flow have been predicted in a laboratory and a large-scale pneumatic dryer. A computational fluid dynamics (CFD) method based on the two-fluid multiphase flow model has been ado[...]
Article : texte imprimé
Ala Eldin Bouaswaig, Auteur ;
Sebastian Engell, Auteur
|
The physical properties of particulate products such as crystals and polymers are strongly dependent on their size distribution which is usually modeled by a population balance equation (PBE). The PBE is an integro-partial differential equation [...]
Article : texte imprimé
Chan-Cheng Chen, Auteur ;
Yen-Cheng Hsieh, Auteur
|
The principal application of autoignition temperature (AIT) is to define the maximum acceptable surface temperature in a particular area, usually for electrical classification purpose. However, although AITs are indispensable information for saf[...]
Article : texte imprimé
Xianming Li, Auteur ;
Yushan Yan, Auteur ;
Zhengbao Wang, Auteur
|
Influences of aging and crystallization conditions on the continuity of b-oriented MFI zeolite films on stainless steel substrates are systematically investigated. A long aging time (e.g., 20 h) at room temperature is needed to obtain a continuo[...]
Article : texte imprimé
Qi Qiu, Auteur ;
V. Hlavacek, Auteur
|
Through carbothermal reduction and nitridation (CRN) reaction, nitrogen could be fixed into fly ash up to 28 wt %. Nitrided fly ash has the potential to be a source of slow release nitrogen fertilizer. To further investigate this potential, the [...]
Article : texte imprimé
Marc J. Sabourin, Auteur
|
Two different enzyme applications were applied to black spruce thermomechanical pulping (TMP) in an attempt to selectively enhance the physical properties of the resulting pulp. Past studies have revealed some application difficulties between pu[...]
Article : texte imprimé
Yueqiang Zhao, Auteur ;
Weiwei Liu, Auteur ;
Zhengming Wu, Auteur
|
A semitheoretical model based on UNIFAC was proposed to correlate the solubility of solid solute in supercritical fluid (SF) solvent simply and reliably, which does not need critical parameters for solid solutes. The interaction parameters aij b[...]
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