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Vol. 50 N° 12 Juin 2011 |
Vol. 50 N° 16 Août 2011 |
Vol. 50 N° 17 Septembre 2011 |
Vol. 50 N° 18 Septembre 2011 |
Vol. 50 N° 19 Octobre 2011 |
Vol. 50 N° 20 Octobre 2011 |
Vol. 50 N° 21 Novembre 2011 |
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| Titre : | Industrial & engineering chemistry research, Vol. 50 N° 18 - Septembre 2011 |
| Type de document : | Bulletin : texte imprimé |
| Paru le : | 17/11/2011 |
| Année de publication : | 2011 |
| Format : | p. 10385-10902 / ill. / 28 cm |
| Note générale : | Chemical engineering |
| Langues : | Anglais |
| En ligne : | http://pubs.acs.org/toc/iecred/50/18 |
Dépouillements
Article : texte imprimé
Yuxin Mo, Auteur ;
Leping Dang, Auteur ;
Hongyuan Wei, Auteur
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Additive is an effective factor in controlling crystallization of polymorph. L-Tryptophan, L-leucine, L-threonine, L-histidine, L-alanine, and L-valine, as additives during L-glutamic acid crystallization, were investigated for probing their eff[...]
Article : texte imprimé
Fu Change, Auteur ;
Zhou Yuming, Auteur ;
Liu Guangqing, Auteur
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In an attempt to control Ca3(PO4)2, CaCO3, and CaSO4 deposits in industrial recycling water systems, an acrylic acid (AA)–allylpolyethoxy carboxylate (APEC) copolymer was examined as a nonphosphorus inhibitor. The synthesized AA–APEC copolymer w[...]
Article : texte imprimé
Murat Sert, Auteur ;
Levent Ballice, Auteur ;
Mithat Yuksel, Auteur
|
In this study, the effect of the mineral matter of Eynez lignite on the volatile hydrocarbon recovery, the yield of polycyclic aromatic hydrocarbons (asphaltenes, preasphaltenes), and the carbon in the solid residue was investigated. First, lign[...]
Article : texte imprimé
Junshe Zhang, Auteur ;
Yu Zhao, Auteur ;
Daniel L. Akins, Auteur
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The hydrothermolysis of ammonia borane (AB) can release more hydrogen than AB thermolysis itself at mild temperatures. To obtain more insight into the noncatalytic hydrothermolysis, we investigated this process using a high-pressure differential[...]
Article : texte imprimé
Kiran Chaturvedi, Auteur ;
Anandrao R. Kulkarni, Auteur ;
Tejraj M. Aminabhavi, Auteur
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Blend microspheres of poly(3-hydroxybutyrate) (PHB) and cellulose acetate phthalate (CAP) have been prepared in compositions of 2:1, 1:1, and 1:3 (w/w) by the solvent evaporation technique. These pH-sensitive polymers were utilized to investigat[...]
Article : texte imprimé
Tingting Qu, Auteur ;
Wanjun Guo, Auteur ;
Laihong Shen, Auteur
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Fast pyrolysis of cellulose, xylan, and lignin was experimentally conducted between 350 and 650 °C in a tube furnace, and the effect of temperature on pyrolysis products (char, noncondensable gas, and bio-oil) was investigated. The yields of cha[...]
Article : texte imprimé
Matthew J. DeWitt, Auteur ;
Tim Edwards, Auteur ;
Linda Shafer, Auteur
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Development of reusable liquid-hydrocarbon-fueled hypersonic vehicles requires improved understanding of the effect of chemical composition on the controlling reaction chemistry and deposition propensity as the fuel is used to cool the system. I[...]
Article : texte imprimé
Paolo De Filippis, Auteur ;
Giuseppe Liuzzo, Auteur ;
Marco Scarsella, Auteur
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In this work the oxidation of benzo-, dibenzo-, 4-methyldibenzo-, and 4,6-dimethyildibenzothiophene in the presence of hydrogen peroxide and formic acid was studied over the temperature range of 20―65 °C. The experimental data were interpreted b[...]
Article : texte imprimé
Hong Jiang, Auteur ;
Lie Meng, Auteur ;
Rizhi Chen, Auteur
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A novel dual-membrane reactor is proposed for heterogeneous catalysis over ultrafine catalyst particles. In this reactor, one tubular porous ceramic membrane is employed as a distributor controlling the supply of reactant, while the other is emp[...]
Article : texte imprimé
Ugochukwu E. Aronu, Auteur ;
Ardi Hartono, Auteur ;
Karl A. Hoff, Auteur
|
The kinetics of CO2 absorption into an unloaded aqueous solution of the potassium salt of sarcosine (KSAR) was studied using a string-of-disks contactor for the concentration range of 1.0―4.0 kmol m―3 and temperatures of 25―62 °C. The zwitterion[...]
Article : texte imprimé
F. Reynders, Auteur ;
W. Nicol, Auteur
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Two downflow operational modes with different hydrodynamic states were compared to upflow operation. Various gas-limited conditions (γ = 15—60) were employed. The downflow mode with the higher wetting efficiency consistently outperformed the dow[...]
Article : texte imprimé
Christopher. J. Tighe, Auteur ;
Martyn V. Twigg, Auteur ;
Allan N. Hayhurst, Auteur
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NO2 interacts with soot in the atmosphere and, at higher temperatures, is used as an oxidant to regenerate filters on the exhausts of diesel cars. This work investigates the adsorption and reaction of NO2 (forming NO) with either carbon black or[...]
Article : texte imprimé
Gaurav N. Vajani, Auteur ;
Shea Lerk Ng, Auteur ;
Carl R. F. Lund, Auteur
|
The kinetics of low-temperature water―gas shift over gold/ferrochrome catalysts were studied at atmospheric pressure and temperatures between 160 and 180 °C. During two extended kinetic experiments lasting 903 and 1313 h, the activity of the cat[...]
Article : texte imprimé
Yun Yu, Auteur ;
Hongwei Wu, Auteur
|
At a given reaction temperature (175―275 °C), the reaction rate constant of glucose decomposition in hot-compressed water (HCW) is found to decrease by almost 1 order of magnitude with increasing the initial glucose concentration from 0.01 to 10[...]
Article : texte imprimé
Ren-Han Zhang, Auteur ;
Xue-Kun Li, Auteur ;
Gui-Ping Cao, Auteur
|
Supercritical carbon dioxide (SC-CO2) provides a highly tunable technique to induce changes in morphology and crystallization kinetics of various polymers. In this study, the effect of SC-CO2 treatment on the crystallinity of isotactic polypropy[...]
Article : texte imprimé
Dinesh V. Patil, Auteur ;
Phani B. Somayajulu Rallapalli, Auteur ;
Ganga P. Dangi, Auteur
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MIL-53(Al), hydrothermally synthesized and purified by solvent extraction, was used as adsorbent for the removal of nitrobenzene from aqueous solution. Pristine MIL-53(Al) and MIL-53(Al) loaded with various amounts of nitrobenzene were character[...]
Article : texte imprimé
Su, Yanlei, Auteur ;
Yangui Liang, Auteur ;
Chunxia Mu, Auteur
|
Cellulose acetate (CA) was used as a hydrophilic additive to blend with poly(vinylidene fluoride) (PVDF) for preparing casting solutions. A novel freeze and immersion precipitation coupling method was developed to improve the performance of PVDF[...]
Article : texte imprimé
D. Aragon, Auteur ;
P. A. Rolandi, Auteur ;
J. A. Romagnoli, Auteur
|
In spite of the abundance of development efforts in the area of modeling and simulation of chemical processes, current process modeling environments, PMEs, continue to have two important drawbacks. First, they have been designed for modeling exp[...]
Article : texte imprimé
Yanhong Wang, Auteur ;
Yanjie Hou, Auteur ;
Hong Gao, Auteur
|
The problem of designing a crude distillation unit (CDU) is not only a distillation design. It has the added complexity that the properties of crudes are different around the world, sometimes from heavy to light. In this work, we focused our att[...]
Article : texte imprimé
Zhi Zhang, Auteur ;
Li-Sheng Hu, Auteur ;
Xue-Lian Zhang, Auteur
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In this paper, a class of specified nonlinear systems are concerned. The nonlinear process model can be considered as a simplified Kolmogorov―Gabor polynomial model, which is motivated by considering the actuator nonlinearity and the process out[...]
Article : texte imprimé
Zukui Li, Auteur ;
Ran Ding, Auteur ;
Christodoulos A. Floudas, Auteur
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Robust counterpart optimization techniques for linear optimization and mixed integer linear optimization problems are studied in this paper. Different uncertainty sets, including those studied in literature (Le., interval set; combined interval [...]
Article : texte imprimé
E. A. M. Hawaidi, Auteur ;
I. M. Mujtaba, Auteur
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In this work, the design and operation of multistage flash (MSF) desalination processes are optimized and controlled in order to meet variable demands of freshwater with changing seawater temperature throughout the day and throughout the year. O[...]
Article : texte imprimé
J. L. Perez-Escobedo, Auteur ;
C. Azzaro-Pantel, Auteur ;
L. Pibouleau, Auteur
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New product development (NPD) constitutes a challenging problem in the pharmaceutical industry. Formally, the NPD problem can be stated as follows: Select a set of R&D projects from a pool of candidate projects to satisfy several criteria (e.g.,[...]
Article : texte imprimé
Maria Analia Rodriguez, Auteur ;
Aldo Vecchietti, Auteur
|
Supply processes play an important role in customer satisfaction and company costs. The main characteristics of this problem are given by several decisions that follow a hierarchical structure and a very uncertain context, conditioning the succe[...]
Article : texte imprimé
Hiromasa Kaneko, Auteur ;
Kimito Funatsu, Auteur
|
Soft sensors are widely used to estimate process variables that are difficult to measure online. Though regression models are reconstructed with new data to adapt changes of the plants, some problems remain in practice. Hence, it is attempted to[...]
Article : texte imprimé
Haibo Zhao, Auteur ;
Frank Einar Kruis, Auteur ;
Chuguang Zheng, Auteur
|
Gas-to-particle synthesis under high temperature is one of the most important methods for producing multicomponent nanoparticles. The volume enlargement of particles due to aggregation accompanies the component mixing within particles in a nonre[...]
Article : texte imprimé
Pedro M. Castro, Auteur ;
Adrian M. Aguirre, Auteur ;
Luis J. Zeballos, Auteur
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This article presents a new algorithm for industrially sized problems that, because of the large number of tasks to schedule, are either intractable or result in poor solutions when solved with full-space mathematical programming approaches. Foc[...]
Article : texte imprimé
Douglas H. S. Tay, Auteur ;
Houssein Kheireddine, Auteur ;
Denny K. S. Ng, Auteur
|
An integrated biorefinery is a processing facility that converts biomass into a wide range of biochemical products and also provides a sustainable supply of biofuels and energy. One of its critical features is the ability to handle a wide variet[...]
Article : texte imprimé
Zheng Liu, Auteur ;
Mark-John Bruwer, Auteur ;
John F. MacGregor, Auteur
|
Garda-Munoz et al. [Garcia-Munoz, S.; Kourti, T.; MacGregor, J. F. Chemom. Intell. Lab. Syst. 2005, 79, 101―114] proposed a new latent variable regression methodology, joint-Y partial least squares (JYPLS), for product transfer between plants. I[...]
Article : texte imprimé
Vincentius Surya Kurnia Adi, Auteur ;
Chuei-Tin Chang, Auteur
|
Traditionally, design and control issues have been addressed separately at different stages in the life cycle of a chemical plant. The process parameters are often selected in an ad hoc fashion during the design stage, and some of them later bec[...]
Article : texte imprimé
Norberto Garcia, Auteur ;
Jose A. Caballero, Auteur
|
A comparison was made between conventional binary distillation and four feasible alternatives flowsheets to separate acetic acid from water attending to both economic and environmental criteria. All extraction steps use diethyl ether as an extra[...]
Article : texte imprimé
Marcelino Carrera-Rodriguez, Auteur ;
Juan Gabriel Segovia-Hernandez, Auteur ;
Adrian Bonilla-Petriciolet, Auteur
|
The design of reactive distillation (RD) has received significant attention because of the technological and economic advantages obtained from the simultaneous occurrence of reaction and separation. Although the advantages of RD are well-documen[...]
Article : texte imprimé
B. J. Zhang, Auteur ;
X. L. Luo, Auteur ;
Q. L. Chen, Auteur
|
Some independent plants making up a chemical or petrochemical site are linked by process streams. Linking process streams are, in general, cooled in up-plants and reheated in down-plants to satisfy process requirements. These streams, even more,[...]
Article : texte imprimé
Yi Li, Auteur ;
Li-Sheng Wang, Auteur ;
Yun-Xia Feng, Auteur
|
Activity coefficients at infinite dilution, γ∞i,3, for organic solutes (alkanes, alkenes, alkyl benzenes, alcohols, chloromethanes, acetonitrile, ethyl acetate, dioxane, tetrahydrofuran, and acetone) in 1-hexyl-3-methylimidazolium hexafluorophos[...]
Article : texte imprimé
Yoshinobu Tanaka, Auteur
|
A computer simulation program was developed for a continuous saline water electrodialysis process. A practical-scale electrodialyzer was operated for concentrating seawater, and its performance was observed. The operating results of the electrod[...]
Article : texte imprimé
Wenqing Qin, Auteur ;
Yangbao Xu, Auteur ;
Hui Liu, Auteur
|
The flotation and surface interaction of cassiterite with salicylhydroxamic acid have been investigated in this paper. The results showed that recovery of cassiterite with salicylhydroxamic acid was high at a neutral pH, with the maximum recover[...]
Article : texte imprimé
Jing Liu, Auteur ;
Min Yan, Auteur ;
Yong-Kui Zhang, Auteur
|
A cellulose-based adsorbent was prepared from a cellulose–ionic liquid solution by emulsification followed by modification with glutamic acid for Cr(III) adsorption from aqueous solution. Response surface methodology (RSM) coupled with central c[...]
Article : texte imprimé
Xinping Ouyang, Auteur ;
Pan Zhang, Auteur ;
Xueqing Qiu, Auteur
|
A two-step chromatographic process was developed for the fractionation of lignosulfonate (LS), a main component of sulfite effluence. LS fractions with low polydispersity were obtained, which enables detailed investigation into the relationship [...]
Article : texte imprimé
Mark T.G. Jongmans, Auteur ;
Boelo Schuur, Auteur ;
Andre B. de Haan, Auteur
|
The separation of ethylbenzene from styrene by distillation is very energy-intensive, because of the low relative volatility (1.3–1.4). Extractive distillation is a promising alternative to separate the close boiling mixture, in which the solven[...]
Article : texte imprimé
Muammer Catak, Auteur ;
Kevin Cronin, Auteur ;
Dario Medina-Tellez, Auteur
|
Fluidized bed granulation to achieve particle size enlargement is a significant process in chemical engineering. A key aim of the modeling of such a system is prediction of the evolution of the particle size distribution with time. The tradition[...]
Article : texte imprimé
Talgat A. Akramov, Auteur ;
Petr Stavarek, Auteur ;
Vladimir Jiricny, Auteur
|
Functional analysis of mass balances on gas and liquid, and pressure drop equations describing the concurrent flow in packed beds has yielded two criteria. Positive values of these criteria has been shown sufficient to achieve energy savings by [...]
Article : texte imprimé
Saeed Shojaee, Auteur ;
Seyyed Hossein Hosseini, Auteur ;
Arash Rafati, Auteur
|
Careful examination of the correlations for the effective interfadal area of the structured packed columns in the literature reveals considerable discrepancies in the estimated areas and the associated gas velocities. In this study, a volume of [...]
Article : texte imprimé
Saad Aldin, Auteur ;
George Nakhla, Auteur ;
Madhumita B. Ray, Auteur
|
Batch experiments were performed to investigate the effect of particulate protein size on the hydrolysis of casein in anaerobic degradation. Whereas particle size did not affect the ultimate protein degradation efficiency, the hydrolysis rate co[...]
Article : texte imprimé
Steven P. Pyl, Auteur ;
Zhen Hou, Auteur ;
Kevin M. Van Geem, Auteur
|
Composition anodeling using coastrained homologous series permits the derivation of the detailed composition of complex mixtures starting from a limited set of mixture bulk properties. By imposing various constraints, the number of unknowns is d[...]
Article : texte imprimé
Qingxi Cao, Auteur ;
Hui Liu, Auteur ;
Shaohua Wu, Auteur
|
This work presents a theoretical study of the influence of mixing on NO removal from flue gas by the selective noncatalytic reduction (SNCR) process with CH4 or H2 addition, using an elementary reaction mechanism together with a simple approach [...]
Article : texte imprimé
Satyabrata Mohanta, Auteur ;
Sudipto Chakraborty, Auteur ;
B. C. Meikap, Auteur
|
In gravity separation operation, the probability of a coal particle to appear in the product stream or in the refuse stream is a strong function of its size. Improper selection of feed size may lead to significant reduction in efficiency of the [...]
Article : texte imprimé
Abeer M. Shoaib, Auteur
|
It is known that the lack of controllability is the major cause of catastrophic events, energy inefficiency, and the generation of "off-spec" products to be treated as waste or to be recycled. This paper addresses the problem of synthesizing a m[...]
Article : texte imprimé
Ling-Yun Jin, Auteur ;
Rui-Hong Ma, Auteur ;
Jian-Jun Lin, Auteur
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This study focuses on developing a catalyst for the removal of volatile organic compounds (VOCs) accompanied chlorinated volatile organic compounds (CVOCs). By a combination of deposition-precipitation and impregnation methods, a Pd/Cr2O3―ZrO2 c[...]
Article : texte imprimé
Iwona Blaszczyk-Lezak, Auteur ;
Jon Maiz, Auteur ;
Javier Sacristan, Auteur
|
Porous anodic aluminum oxide (AAO) templates have been demonstrated to be an easy way to prepare one-dimensional polymeric nanostructures by polymer infiltration into the nanopores. The opportunity to reuse the AAO templates significantly reduce[...]
Article : texte imprimé
Salvador Cotillas, Auteur ;
Ana Sanchez-Carretero, Auteur ;
Pablo Canizares, Auteur
|
In this work, the synthesis of peroxyacetic acid and peroxoacetate salts by electrolysis with conductive-diamond anodes is described, using three different raw materials: ethanol, acetaldehyde, and sodium acetate. Results show that peroxyacetic [...]
Article : texte imprimé
F. Perez-Villasenor, Auteur ;
S. Carro-Sanchez, Auteur
|
In this work three Pitzer-type models were compared: the original one, the Archer model (an extended Pitzer model) with ionic strength dependence in the third virial coefficient, and the PIH model that uses as an adjusting parameter the closest [...]
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