Results 21 to 30 of about 534,550 (300)

Ohm's law revision [PDF]

open access: yes, 1999
The standard ohmic measurements by means of two extra leads contain an additional thermal correction to resistance. The current results in heating(cooling) at first(second) sample contact due to Peltier effect.
L. D. Landau, M. V. Cheremisin
core   +2 more sources

Experimental Study of the Thermal Contact Resistance in Fin and Tube [PDF]

open access: yesEngineering and Technology Journal, 2015
In this paper, experimental study has been done to show the effect of the Thermal Contact Resistance (1/hc) in fin and tube. Three types of fin-tube design Embedded, Welded and L-footed are used in the test.
Ahmed A. M. Saleh   +1 more
doaj   +1 more source

Dimension- and shape-dependent thermal transport in nano-patterned thin films investigated by scanning thermal microscopy [PDF]

open access: yes, 2017
Scanning thermal microscopy (SThM) is a technique which is often used for the measurement of the thermal conductivity of materials at the nanometre scale. The impact of nano-scale feature size and shape on apparent thermal conductivity, as measured using
Dobson, Phillip S.   +3 more
core   +1 more source

Photo-acoustic measurement and evaluation of thermal resistance of solid contact face

open access: yesNihon Kikai Gakkai ronbunshu, 2015
In thermal design of mechanical and electronic equipment with increasing complexity, it is important to estimate thermal contact resistance correctly.
Kakeru KAGATA   +2 more
doaj   +1 more source

Simulation of a Contact Pseudo-Environment in Calculating Thermal Resistance [PDF]

open access: yesMATEC Web of Conferences, 2021
The use of the temperature criterion in the design of metal-cutting machines, determined on the basis of models that take into account the contact thermal resistances, is an objective necessity. These models should take into account to the maximum extent
Denisenko Alexander   +2 more
doaj   +1 more source

Effects of pressure on thermal contact resistance for rough mating surfaces

open access: yesASEAN Journal on Science and Technology for Development, 2017
Thermal contact resistance has been studied experimentally to  investigate the effect of pressure between two aluminium or two brass rough surfaces at three different heat flux levels. Three different rough surfaces are considered in the range of 2.63 to
M. Z. Abdullah,   +3 more
doaj   +1 more source

Analysis of Heat Transfer in Power Split Device for Hybrid Electric Vehicle Using Thermal Network Method

open access: yesAdvances in Mechanical Engineering, 2014
This paper presents a rational prediction of temperature field on the differential hybrid system (DHS) based on the thermal network method (TNM). The whole thermal network model is built by considering both the contact thermal resistance between gasket ...
Jixin Wang   +4 more
doaj   +1 more source

Surface Modification Using Polydopamine-Coated Liquid Metal Nanocapsules for Improving Performance of Graphene Paper-Based Thermal Interface Materials

open access: yesNanomaterials, 2021
Given the thermal management problem aroused by increasing power densities of electronic components in the system, graphene-based papers have raised considerable interest for applications as thermal interface materials (TIMs) to solve interfacial heat ...
Jingyao Gao   +14 more
doaj   +1 more source

Thermal Resistance Distribution Experiment of Parallel Sub-Module in Press-Pack IGBT Device

open access: yesZhongguo dianli, 2020
In the rigid Press-Pack IGBT module, the pressure distribution of parallel chips determines the contact thermal resistance and contact electrical resistance directly.
Lubin HAN, Lin LIANG, Yong KANG
doaj   +1 more source

Thermal protection effect of heat-pipe-cooled thermal protection structures with embedded high thermal conductivity C/C materials

open access: yes工程科学学报, 2015
Heat-pipe-cooled thermal protection is an effective thermal protection method with embedded high heat transfer capacity materials or structures. A numerical model of a heat-pipe-cooled thermal protection structure with an embedded high thermal conduc ...
LIU Dong-huan   +2 more
doaj   +1 more source

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