نتایج جستجو برای: Response surface methodolog

تعداد نتایج: 1555018  

Journal: :advances in environmental technology 0
mojtaba ahmadi razi nuiversity m. hamed ardakani razi university a.a zinati zadeh razi university

the optimization of process conditions for the degradation of acid blue 193 by uv/peroxydisulfate was investigated using response surface methodology (rsm). the effects of four parameters namely initial k2s2o8 concentration, uv irradiation, temperature, and initial dye concentration on two process responses, color removal and the rate constants of the first-order kinetic equations, were investi...

Journal: :iranian journal of optimization 2009
mohammad taleghani

there have been many productive methods developed so far for optimization of multiple response surface (mrs) problems. this paper tends to review the most seminal approaches in mrs and discuss the strength and weakness of each of the approaches through existing aspects in mrs. a numerical example is included to compare results by different methods. finally some of the prominent areas for future...

1994
G. N. Rathna S. K. Nandy K. Parthasarathy

In this paper, we propose an architecture synthesis methodolog ‘ to realize cascaded Infinite Impulse Response (IIRJfilter in Table Look Up (TLU) Field Progmmmable Gate A m y s (FPGA). The synthesis procedure involves a systematic tmnsfomation of the Dependance Graph (DG) corresponding to the cascaded IIR filter t o a Papelined Fized Full Size A+ my (PFFSA). We ofler an implementation of a casc...

The optimization of process conditions for the degradation of Acid Blue 193 by UV/peroxydisulfate was investigated using response surface methodology (RSM). The effects of four parameters namely initial K2S2O8 concentration, UV irradiation, temperature, and initial dye concentration on two process responses, color removal and the rate constants of the first-order kinetic equations, were investi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم کشاورزی و منابع طبیعی گرگان - دانشکده مرتع و آبخیزداری و شیلات و محیط زیست 1391

جهت بهینه سازی شرایط تولید پروتئین هیدرولیز شده (شامل نسبت آنزیم به سوبسترا، دما و زمان) به منظور دستیابی به بالاترین خواص آنتی اکسیدانی، مینس تهیه شده از ضایعات میگوی ببری سبز (penaeus semisulcatus) پس از تعیین درصد پروتئین آن (13%، بر اساس وزن تر) با استفاده از دو پروتئاز تجاری آلکالاز و فلاورزایم بر اساس 18 تیمار تعیین شده با طرح آزمایشات سطح پاسخ برای هر آنزیم، هیدرولیز شده و با خشک کن انجم...

Journal: :journal of petroleum science and technology 2014
mohammad saber karambeigi ali haghighi asl masoud nasiri

treated sea water is the most significant source of water and surfactant floods. the various chemicals employed in treatment plants should be compatible with surfactant systems. based on surface tension experiments, the activity of these chemicals is examined over a wide range of concentrations in different solutions, including distillated water, sea water by using three types of surfactant mix...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1389

fluorescence chemical sensors for the highly sensitive and selective determination of pb2+ , hg2+, co2+ and fe3+ ions in aqueous solutions are described. the ion sensing system was prepared by incorporating lipophilic ligand (l) as a neutral ion-selective fluoroionophore in the plasticized pvc membrane containing sodium tetraphenylborate or potasium tetrakis (p-chlorophenyl) borate as a liphoph...

Journal: :journal of agricultural science and technology 2015
h. rashidi m. mazaheri-tehrani m. a. razavi m. ghods-rohani

saturated fat consumption increases the risk of both coronary and cancer diseases. therefore, fat reduction in uf-feta cheese (≈ 45% fdm) is favorable but, unfortunately, it has some negative effects on the texture and sensory characteristics of the cheese. in this research, response surface methodology was employed to study the probably improving effects of wpc80 (0-20 gr kg-1), lecithin (0-2 ...

Journal: :journal of agricultural science and technology 2010
a. abbasi surki f. sharifzadeh r. tavakkol afshari n. majnoun hosseini h. r. gazor

in some conditions, to avoid deterioration and field losses of soybean seeds (glycine max merr.) from weathering at end of the season, farmers start to harvest seeds with a high moisture content and so, careful post-harvest drying would be required to maintain the physiological quality of seeds. response surface methodology (rsm) was used to optimize the operating conditions of soybean seed dry...

Journal: :nanomedicine journal 0
selvaraj kunjiappan sir cv raman- ks krishnan international research centre, kalasalingam university, krishnankoil, india anindita chowdhury department of chemical engineering, jadavpur university, kolkata, india balasubramanian somasundaram sir cv raman- ks krishnan international research centre, kalasalingam university, krishnankoil, india chiranjib bhattacharjee department of chemical engineering, jadavpur university, kolkata, india selvam periyasamy sir cv raman- ks krishnan international research centre, kalasalingam university, krishnankoil, india

objective(s): response surface methodology (rsm) by central composite design (ccd) was applied to statistically optimize the preparation of rutin-quercetin (ru-qr) dual drug loaded human hair keratin nanoparticles as well as evaluate the characteristics. materials and methods: the effects of three independent parameters, namely, temperature (x1:10-40 c), surfactant (x2: sds (1), sls (2), tween-...

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