A Transient Method of Simultaneous Measurement of Thermal Properties Using a Plane Heat Source
نویسندگان
چکیده
منابع مشابه
investigation of thermal comfort properties of woven sport fabric using blend of estabragh fibers
امروزه لباس در نظر ورزشکاران و کسانی که برای اوقات فراغت خود و یا برای رسیدن به اندامی متعادل، ورزش می کنند؛ بسیار با اهمیت است. احساس مطلوب از لباس در زمره خصوصیات راحتی پوشش می باشد. خصوصیات انتقال رطوبت لباس، در ارزیابی راحتی حسی و حرارتی منسوجات تولید شده از آن ها بسیار مهم است. هدف از این تحقیق، معرفی پارچه جدید است که متشکل از الیاف استبرق با خواص منحصر به فرد می باشد. استبرق لیف طبیعی تو...
Simultaneous determination of thermal conductivity and thermal diffusivity of food and agricultural materials using a transient plane-source method
0260-8774/$ see front matter Published by Elsevier doi:10.1016/j.jfoodeng.2009.04.024 * Corresponding author. Tel.: +1 215 233 6552. E-mail address: [email protected] (L. Huan Thermal conductivity (K) and thermal diffusivity (a) are two important physical properties essential for designing any food engineering processes. Recently a new transient plane-source method was developed to measu...
متن کاملTransient Three-Dimensional Thermal Analysis of a Slab with internal heat generation and heated by a Point Moving Heat Source
In this work, analysis of transient three-dimensional heat transfer in a slab with internal heat generation and heated by a point moving heat source along its axis is carried out using integral transforms methods. The heat input into slab or workpiece by the moving heat source is considered in the model. From the results, it was established that the temperature of the material during the heat t...
متن کاملSimultaneous measurement of thermal conductivity and heat capacity of bulk and thin film materials using frequency-dependent transient thermoreflectance method.
The increasing interest in the extraordinary thermal properties of nanostructures has led to the development of various measurement techniques. Transient thermoreflectance method has emerged as a reliable measurement technique for thermal conductivity of thin films. In this method, the determination of thermal conductivity usually relies much on the accuracy of heat capacity input. For new nano...
متن کاملMeasurement of Heat Characteristics of a New Incubator with a Chemical Energy Source
A heat transfer model was developed for a new non-electric infant’s transport incubator. The source of heat comprises a super saturated solution of Sodium Acetate and a metal disk (activator) in a plastic container. Estimating the number of the chemical bags required for different ambient temperature was the goal. First the quantity of heat generated by the chemical was appointed through experi...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Bulletin of JSME
سال: 1969
ISSN: 0021-3764,1881-1426
DOI: 10.1299/jsme1958.12.865