نتایج جستجو برای: adsorption statistical physics modeling multi layer model with saturation

تعداد نتایج: 10521392  

محمد اخوان, , مهران قمی‌نژاد, ,

We have successfully synthesised and studied the bilayer ferrofluids with sodium oleate C18H33O2-Na+ as the first layer and sodium dodecyle sulfate C12H25Na+SO-4 (SDS) as the second layer surfactants. The solid phase of the ferromagnetic colloidal system was formed based on quick chemical growth. The adsorption of oleate molecule on the surface of the solid solution has been investigated by IR ...

Journal: :international journal of energy and environmental engineering 2011
roozbeh zomorodian mohsen rezasoltani mohammad bagher ghofrani

in this paper, the application of neural networks for simulation and optimization of the cogeneration systems has been presented. cgam problem, a benchmark in cogeneration systems, is chosen as a casestudy. thermodynamic model includes precise modeling of the whole plant. for simulation of the steadysate behavior, the static neural network is applied. then using dynamic neural network, plant is...

Journal: :مهندسی بیوسیستم ایران 0
محمد شریفی شاهین رفیعی علیرضا کیهانی محمود امید

orange (citrus cinensis) is one of the most important among citrus fruits. the thin layer drying kinetics of orange (thompson variety) slice was here experimentally investigated in a convective dryer and through mathematical modeling and by use of thin layer drying models. drying characteristics of oranges were determined using heated ambient air at temperatures from 40 to 80 °c and velocities ...

2009
Iyad Katib Deep Medhi

The operational model for large Internet service providers is moving to a multi-layer architecture consisting of IP/MPLS coupled with OTN/DWDM. While there has been significant work on multi-layer networks, the explicit modeling in IP/MPLS over OTN/DWDM has not been addressed before. In this paper, we present a detailed network optimization model for the operational planning of such an environm...

Background: Natural organic matters (NOMs) have the main role in formation of trihalomethanes. These compounds are in natural water sources due to biological activities. In the presented study, adsorption and separation of humic acid as an index of natural organic matters using multi-walled carbon nanotubes is evaluated. Methods: The experiments were carried out in bath adsorption reactors wit...

2000
Chung-Hsin Wu Shang-Lien Lo Cheng-Fang Lin Chao-Yin Kuo

Modeling Competitive Adsorption of Molybdate, Sulfate, and Selenate on γ -Al2O3 by the Triple-Layer Model Chung-Hsin Wu,∗ Shang-Lien Lo,∗ Cheng-Fang Lin,∗ and Chao-Yin Kuo†,1 ∗Graduate Institute of Environmental Engineering, National Taiwan University, 71 Chou-Shan Road, Taipei, 106, Taiwan; and †Institute and Department of Labor Relations, Chinese Culture University, 55 Hwa Kong Road, Shih-Lin...

Journal: :international journal of advanced design and manufacturing technology 0
sreedhar pugalendhi advanced research school for technology and product simulation. (arstps), central institute of plastic engineering and technology, chennai-32, india

fused deposition modeling (fdm) is a filament based rapid prototyping system provides us to manufacture real parts with multiple production-grade materials, such as abs-m30, pc, ppsf and pc-abs blend. fused deposition modeling technology, essentially perform using layer manufacturing process. more complex 3d physical models can be efficiently fabricated without geometric limitation by this tech...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و علوم انسانی 1391

abstract: one of the most visited & important spaces in different countries by tourist are urban areas. the old tehran which major part is located in district 12 is historical showcase of the capital, but, its hiidden cultural attraction is not used as it should be. this thesis occasionally engage in studying the efficacy of correct installation of travel guide boards in welfare & easily acc...

Journal: :iranian journal of public health 0
r noori dept. of environmental engineering, graduate faculty of environment, university of tehran, iran ma abdoli dept. of environmental engineering, graduate faculty of environment, university of tehran, iran m jalili ghazizade dept. of environmental engineering, graduate faculty of environment, university of tehran, iran r samieifard dept. of environmental engineering, graduate faculty of environment, university of tehran, iran

background: municipal solid waste (msw) is the natural result of human activities. msw generation modeling is of prime im­portance in designing and programming municipal solid waste management system. this study tests the short-term pre­diction of waste generation by artificial neural network (ann) and principal component-regression analysis. methods: two forecasting techniques are presented in...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1389

rivers and runoff have always been of interest to human beings. in order to make use of the proper water resources, human societies, industrial and agricultural centers, etc. have usually been established near rivers. as the time goes on, these societies developed, and therefore water resources were extracted more and more. consequently, conditions of water quality of the rivers experienced rap...

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