搜索结果: 1-6 共查到“工学 Diffusivity”相关记录6条 . 查询时间(0.109 秒)
Moisture and thermal diffusivity of lentil seed under convective infrared-microwave:Modelling with and without shrinkage
infrared radiation equilibrium content Fick’s second equation drying rate dehydration
2016/9/2
The effect of infrared radiation and microwave radiation on the moisture and thermal diffusivity characteristics of lentil seeds during infrared and microwave drying was investigated. Using mathematic...
Moisture Diffusivity of Five Major Varieties of Iranian Pistachios
Five Major Varieties Iranian Pistachios
2016/5/31
The moisture diffusion coefficients of five major varieties of Iranian pistachios (Ahmad_aghayee, Akbari, Badami, Fandoghi and Kaleh_ghoochi) were successfully interpreted and modeled by using Fick’s ...
Thermal diffusivity of RE2Zr2O7 - type ceramic powders intended for TBCs deposited by APS
Metallic alloys Thin&thick coatings TBC
2009/12/3
Purpose: The aim of this paper is to provide overall characteristics of the Laser-Flash method and to determine the thermal diffusivity of powders intended for thermal spraying of thermal barrier coat...
OPTIMAL PARAMETERIZATION IN THE MEASUREMENTS OF THE THERMAL DIFFUSIVITY OF THERMAL BARRIER COATINGS
laser flash method optimal parameterization parameter estimation
2009/10/14
The paper presents an estimation procedure for the measurement of the thermal diffusivity of thermal barrier coatings deposited on thermal conductive substrates using the laser flash method when the t...
Thermal Diffusivity Measurements of Metals and Alloys by Making Use of the Phase Shift of Laser-Induced Thermoelastic Wave
Thermal diffusivity measurement Thermo elastic wave CO2 laser
2009/6/8
This paper describes a method of obtaining the thermal diffusivity of a metal sample of known thickness. By irradiating an intensity-modulated laser beam of 8 W to the sample at power density of 1.5 ×...
Photoacoustic determination of the thermal diffusivity for thin metallic samples
photoacoustic photothermal laser
2011/4/25
The ratio of the signals produced in the photoacoustic cell for the front and back illumination of the metallic sample is analyzed. Both the theory and the experiment conducted prove that the slope of...