نتایج جستجو برای: thermo physical properties

تعداد نتایج: 1462071  

Journal: :Applied Mathematical Modelling 2021

Abnormal biological tissues possess unknown properties that must be estimated in order to decide the appropriate method of treatment terms amount dosage and place inoculation. The current work numerically investigates, for first time, simultaneous estimation several thermo-physical multi-layered from internal temperature measurements. heat propagation within is modelled by thermal-wave model bi...

Journal: :physical chemistry research 0
seyed ahmad razavizadeh department of chemistry, payame noor university, p. o. box: 19395-3697, iran setareh sheikh department of chemistry, shiraz branch, islamic azad university zeinab nassaj gerowgi department of chemistry, payame noor university

density, viscosity and refractive index of pure, binary and ternary mixtures of diethanolamine (dea) and methyl diethanolamine (mdea) with water have been measured at different temperatures from 288.15 k to 323.15 k at atmospheric pressure. also, this study presents the effects of mixture composition and temperature upon these thermo- physical properties. to measure the density and refractive i...

Journal: :Computer and Information Science 2008
T. R. Kubendran R. Baskaran M. Balakrishna

A predictive method based on Artificial networks has been developed for the thermophysical properties of binary liquid mixtures of diacetone alcohol with benzene, chlorobenzene and bromobenzene at (303.15,313.15 and 323.15) K. In method 1, a committee ANN was trained using 5 physical properties combined with absolute temperature as its input to predict thermo physical properties of liquid mixtu...

2004
N. Saunders Z. Guo A. P. Miodownik

The thermo-physical and physical properties of the liquid and solid phases are critical components in casting simulations. Such properties include the fraction solid transformed, enthalpy release, thermal conductivity, volume and density, all as a function of temperature. Due to the difficulty in experimentally determining such properties at solidification temperatures, little information exist...

2004
N. Saunders X. Li A. P. Miodownik J. - P. Schillé

The thermo-physical and physical properties of the liquid and solid phases are critical components in casting simulations. Such properties include the fraction solid transformed, enthalpy release, thermal conductivity, volume and density, all as a function of temperature. Due to the difficulty in experimentally determining such properties at solidification temperatures, little information exist...

Journal: :journal of chemical and petroleum engineering 2009
علی اصغر حمیدی azadeh amrollahi

in this study the thermal conductivity and the volumetric heat capacity of non-newtonian fluids are investigated. these fluids find many applications in chemical, medical and food industries. they mostly have viscoelastic behavior and generally differ from newtonian fluids. two non-newtonian fluids, solutions of xanthan and carboxy methyl cellulose in water with various concentrations have bee...

Journal: :پژوهش های علوم و صنایع غذایی ایران 0
fatemeh heidari dalfard masoud taghizadeh s.m.a. razavi

introduction: malt extract is one of the malt products obtainedfrom concentrations of water soluble extract of grains such as barley and is a proper alternative to white sugar. it has a high diastasis properties andcontainshigh amount of different vitamins specially the group of vitamin b as well as high amount of fermentable sugars. therefore, malt extract has high nutritional value and is rec...

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