نتایج جستجو برای: heating method

تعداد نتایج: 1676584  

پایان نامه :دانشگاه بین المللی امام خمینی (ره) - قزوین - دانشکده علوم پایه 1391

پلی کربنات یکی از پلاستیکهای مهمی است که به صورت گسترده در تولید لوحهای فشرده، قطعات رایانه، مواد ساختمانی و غیره مورد استفاده قرار می گیرد. این پلیمر بصورت عمده از تراکم مونومر بیس فنولa (bpa) و کربنیل کلرید یا دی متیل کربنات ها بدست می آید. در سالهای اخیر بازیافت شیمیایی پلی کربنات بیشتر مورد توجه بوده است. بازیافت شیمیایی پلی کربنات برای بدست آوردن مواد اولیه آن با روشهای متفاوتی مانند تجزی...

Journal: :nutrition and food sciences research 0
behnaz naderi gorgan university of agricultural science and natural resources, gorgan, iran yahya maghsoudlou gorgan university of agricultural science and natural resources, gorgan, iran mehrnaz aminifar standard research institute (sri), karaj, iran mohammad ghorbani gorgan university of agricultural science and natural resources, gorgan, iran ladan rashidi standard research institute (sri), karaj, iran

background and objectives: red colored fruits such as cornelian cherry (cornus mas l) are recognized as being healthy. the color of these fruits is an important sensory property in assessment of product quality therefore, minimizing the loss of color in the process is very important. materials and methods: in this study, comparison of the color, turbidity, degradation rate of anthocyanin, and r...

Journal: :nutrition and food sciences research 0
mahshid jahadi kianoush khosravi-darani mohammad-reza ehsani aliakbar saboury alaleh zoghi kourosh egbaltab

background and objectives: fast proteolysis of cheese in ripening process may lead to the premature attack of casein, release of the majority of enzymes into the whey, and loss of cheese composition from curd to whey. in this study, the effect of liposomal flavourzyme on proteolysis of iranian white brined cheese, as well as on the yield and composition of whey and curd was investigated. materi...

Journal: :journal of computational applied mechanics 0
hadi ramin center of excellence in design and optimization of energy systems, school of mechanical engineering, college of engineering, university of tehran, tehran, iran pedram hanafizadeh center of excellence in design and optimization of energy systems, school of mechanical engineering, college of engineering, university of tehran, tehran, iran mohammad ali akhavanbehabadi center of excellence in design and optimization of energy systems, school of mechanical engineering, college of engineering, university of tehran, tehran, iran

in this paper, dynamic transient method and conventional degree-hours method (static) have been compared to estimate heating and cooling loads of building’s wall. all main wall surfaces of various orientations, i.e.south, west, east, north, and horizontal are considered in the climate of tehran, iran. in this study, a conventional wall structure, which is comprisedconcrete as main wall material...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده برق و کامپیوتر 1391

in the area of automotive engineering there is a tendency to more electrification of power train. in this work control of an induction machine for the application of electric vehicle is investigated. through the changing operating point of the machine, adapting the rotor magnetization current seems to be useful to increase the machines efficiency. in the literature there are many approaches wh...

1995
B. Allés F. Farchioni

The renormalization constants present in the lattice evaluation of the topolog-ical susceptibility can be non-perturbatively calculated by using the so-called heating method. We test this method for the O(3) non-linear σ-model in two dimensions. We work in a regime where perturbative calculations are exact and useful to check the values obtained from the heating method. The result of the test i...

In this study, heat transfer and aerosol deposition in the under-floor and baseboard heating systems have been investigated, numerically. The aim of this study is a comparison between these heating systems. This comparison obtains the optimal heating system with low suspended particles in the air. Computational fluid dynamic with Eulerian-Lagrangian method has been used to simulate fluid and pa...

Journal: :Transportation Research Procedia 2021

Journal: :journal of paramedical sciences 0
sara sohrabvandi department of food science and technology research, national nutrition and food technology research institute, faculty of nutrition sciences and food technology, shahid beheshti university of medical sciences, tehran amene nematollahi 2students’ research committee, department of food science and technology, national nutrition and food technology research institute, faculty of nutrition sciences, food science and technology, shahid beheshti university of medical sciences, tehran amir mohammad mortazavian department of food science and technology, national nutrition and food technology research institute, faculty of nutrition sciences, food science and technology, shahid beheshti university of medical sciences, tehran, iran reza vafaee proteomics research center, faculty of pharmaceutical sciences, shahid beheshti university of medical sciences, tehran

effects of homogenization sequence (before or after heating) and homogenization pressure (0, 50, or 150 bar) were studied on the certain textural properties of milk-based creamy dessert including hardness, surface tension and syneresis. also, the microstructure of the treatments was analyzed using scanning electron microscopy (sem). homogenization at 50 bar after heating led to the highest hard...

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