نتایج جستجو برای: thermal resistance

تعداد نتایج: 584040  

2016
Zhiying Cui Jintu Fan Wenfang Song

This paper reports on an experimental investigation on the effects of air gap, wind and walking motion on the thermal properties of traditional Arabian thawbs and Chinese cheongsams. Total thermal resistance (It) and vapour resistance (Re) were measured using the sweating fabric manikin – ‘Walter’, and the air gap volumes of the garments were determined by a 3D body scanner. The results showed ...

2009
J. Acuña

In a Distributed Thermal Response Test (DTRT) the ground thermal conductivity and borehole thermal resistance are determined at many instances along the borehole. Here, such a test is carried out at a 260 m deep water filled energy well, equipped with a U-pipe borehole heat exchanger, containing an aqueous solution of ethanol as working fluid. Distributed temperature measurements are carried ou...

2014
Jungkyu Park Vikas Prakash Naoki Kishi

In the present study, reverse nonequilibrium molecular dynamics is employed to study thermal resistance across interfaces comprising dimensionally mismatched junctions of single layer graphene floors with (6,6) single-walled carbon nanotube (SWCNT) pillars in 3D carbon nanomaterials. Results obtained from unit cell analysis indicate the presence of notable interfacial thermal resistance in the ...

Journal: :علوم و تکنولوژی پلیمر 0
مهدی کرمی قهی محمدحسین بهشتی مسعود اسفنده امیرمسعود رضادوست

phenolic resin is among the oldest thermoset resins that have found wide spread applications in several industries, largely due to its high thermal resistance. in this research, room temperature curing of phenolic resin and its reinforced silica composite has been investigated by p-toluene sulphonic acid as a catalyst. mechanical properties of the composites such as impact strength, flexural pr...

2015
Pengxiao Sun Nianduan Lu Ling Li Yingtao Li Hong Wang Hangbing Lv Qi Liu Shibing Long Su Liu Ming Liu

High density 3-dimensional (3D) crossbar resistive random access memory (RRAM) is one of the major focus of the new age technologies. To compete with the ultra-high density NAND and NOR memories, understanding of reliability mechanisms and scaling potential of 3D RRAM crossbar array is needed. Thermal crosstalk is one of the most critical effects that should be considered in 3D crossbar array a...

ژورنال: تحقیقات موتور 2019
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Design of exhaust manifold is important due to its effects on performance of catalyst, thermal and thermo- mechanical loads. In this paper, first transient analysis of fluid was carried out with FLUENT software, then time-average temperature and heat transfer coefficient contour for three cycle were mapped on inner surface of exhaust manifold with MATLAB software for thermomechanical analysis. ...

Journal: :The Annals of occupational hygiene 2006
Xiaoming Qian Jintu Fan

Clothing thermal insulation and moisture vapour resistance are the two most important parameters in thermal environmental engineering, functional clothing design and end use of clothing ensembles. In this study, clothing thermal insulation and moisture vapour resistance of various types of clothing ensembles were measured using the walking-able sweating manikin, Walter, under various environmen...

Journal: :Nanotechnology 2013
John H Taphouse Thomas L Bougher Virendra Singh Parisa Pour Shahid Saeed Abadi Samuel Graham Baratunde A Cola

Vertical carbon nanotube (CNT) forests bonded at room temperature with sprayed on nanoscale polymer coatings are found by measurement to produce thermal resistances that are on a par with those of conventional metallic solders. These results are achieved by reducing the high contact resistance at CNT tips, which has hindered the development of high performance thermal interface materials based ...

2009
BO HUNG KIM Debjyoti Banerjee Raymundo Arroyave Bo Hung Kim

Molecular Dynamics Simulations of Heat Transfer in Nanoscale Liquid Films. (May 2009) Bo Hung Kim, B.A., Yonsei University; M.S., Texas A&M University Co-Chairs of Advisory Committee: Dr. Ali Beskok Dr. Tahir Cagin Molecular Dynamics (MD) simulations of nano-scale flows typically utilize fixed lattice crystal interactions between the fluid and stationary wall molecules. This approach cannot pro...

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