نتایج جستجو برای: actual temperature profile
تعداد نتایج: 783848 فیلتر نتایج به سال:
MHD boundary layer flow of two phase model nanofluid over a vertical plate is investigated both analytically and numerically. A system of governing nonlinear partial differential equations is converted into a set of nonlinear ordinary differential equations by suitable similarity transformations and then solved analytically using homotopy analysis method and numerically by the fourth order Rung...
effect of methanolic leaf extract of moringa oleifera for the stabilization of butter oil with modified fatty acid profile at ambient temperature was investigated. twelve sahiwal cows of first and early lactation were randomly stratified into two groups in a completely randomized design and fatty acid profile of milk fat was modified by feeding 300 grams calcium salts of fatty acids (per cow pe...
[1] The influences of the post-perovskite (PPV) phase transition on the thermal state in the lower mantle are studied with a three-dimensional model of mantle convection in a Cartesian domain under the extended Boussinesq approximation with variable viscosity and temperature-dependent thermal conductivity. We have varied (i) the intensity of latent heat exchange associated with the PPV transiti...
A multiphase model (UTCHEM v.6) has been modified to account for boundary conditions present in the vadose zone, as well as adding an analytic solution for the soil temperature profile, the temperature dependence of physicochemical properties, and revised interphase mass transfer correlations. The model also includes biodegradation, which is limited by moisture content, oxygen and pollutant ava...
One of the important features of the fiber-optic distributed temperature log is its ability to acquire continuous, instantaneous and simultaneous temperature profile along the entire wellbore. Series of successive temperature profiles sampled every one minute or so enable to analyze transient temperature phenomena, which may pertain to important reservoir properties. For example, when change of...
We have demonstrated the feasibility of depth and surface temperature measurements in active areas of semiconductor devices using confocal Raman spectroscopy. Using micro heaters, we created a 3D temperature profile across micron size volume. We determined the temperature profile with sub-micron resolution and obtained good agreement with calculations. Theoretical uncertainty in temperature det...
the determination of soil wetting front which caused by emitters is one of the important issues in designing trickle irrigation system. in this study, a mathematical model introduced in order to study the position of soil wetting front during irrigation by point emitters in homegenious soil in unsteady condition. the model solves governing differential equation of unsaturated flow in cylindrica...
One of the most effective methods of reducing the impact of error due to acquired thermoelectric inhomogeneity of thermocouples' electrodes is discussed in this article. The method consists in stabilizing the profile of the temperature field along electrodes of the main thermocouple (which measures the temperature of the object). There is also discussed the design of device for profile stabiliz...
in recent years, extraction of atmospheric temperature and humidity profiles from thermal bands of satellite images is a common practice. the most deployed images for this task have been acquired by moderate resolution imaging spectroradiometer (modis). this sensor which is onboard of terra and aqua platforms consists of a spectroradiometer with 36 bands in visible (vis), near infra-red (nir) u...
Land Surface Temperature (LST) is one of the most important physical and climatological crucial yet variable parameter in environmental phenomena studies such as, soil moisture conditions, urban heat island, vegetation health, fire risk for forest areas and heats effects on human’s health. These studies need to land surface temperature with high spatial and temporal resolution. Remote sensing ...
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