Results 1 to 10 of about 1,070,596 (184)

Negative differential thermal resistance and thermal transistor [PDF]

open access: yesApplied Physics Letters, 2006
We report on the first model of a thermal transistor to control heat flow. Like its electronic counterpart, our thermal transistor is a three-terminal device with the important feature that the current through the two terminals can be controlled by small
Baowen Li   +3 more
core   +6 more sources

Improvements of the Variable Thermal Resistance [PDF]

open access: yes2007 13th International Workshop on Thermal Investigation of ICs and Systems (THERMINIC), 2007
A flat mounting unit with electronically variable thermal resistance [1] has been presented in the last year [2]. The design was based on a Peltier cell and the appropriate control electronics and software. The device is devoted especially to the thermal
Kollar, E., Szekely, V., Torok, S.
core   +5 more sources

Optimization of Process Parameters of Composite Wicked Heat Pipe [PDF]

open access: yesE3S Web of Conferences, 2023
Heat pipe is used to extract heat generated from a surface and applicable to cooling of the many components. Some of the main applications of heat pipes are space crafts, computer systems, permafrost cooling, heat exchangers and thermal storage sub ...
Sateesh N.   +4 more
doaj   +1 more source

Iterative Electrical–Thermal Coupled Simulation Method of Automotive Power Module Used in Electric Power Steering System

open access: yesIEEE Access, 2021
This paper presents a multi-physics analysis coupling the electrical and thermal properties of a power module. As power modules have multi-physical behaviors, it is important to simulate their multi-physical characteristics.
Jangmuk Lim   +6 more
doaj   +1 more source

SIMULATION OF HEAT TRANSFER BY COOLING CHANNELS IN LTCC SUBSTRATE [PDF]

open access: yesActa Electrotechnica et Informatica, 2017
The thermal resistance, flow analysis, pressure drop and distribution of coolant inside multilayer LTCC (Low Temperature Co-fired Ceramics) substrate are detailed investigated in this paper.
Tomas GIRASEK   +3 more
doaj   +1 more source

Multilayer cotton fabric porosity and its infl uence on permeability properties [PDF]

open access: yesTekstilec, 2018
Apart from their soft feel and good water absorbency, cotton fabrics are also characterised by good heat conductivity, air permeability and breathing. By increasing the open surface of one-layer fabrics, their air and water vapour permeability, and heat ...
Klara Kostajnšek, Krste Dimitrovski
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 characteristics of the liquid heat exchanger for the transmitter/reciever module of AРAA [PDF]

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2020
The paper presents the results on numerical simulation of the temperature field of a cold plate type liquid heat exchanger for a multichannel transmitter/receiver module.
Nikolaenko Yu. E.   +2 more
doaj   +1 more source

N-Halamine Hydantoin-Containing Chitosan: Synthesis, Characterization, Thermal and Photolytic Stability Studies

open access: yesMolecules, 2020
Current demand for new protective materials ensuring sterility is systematically growing. The purpose of this work was the synthesis of the biocidal N-halamine hydantoin-containing chitosan (CS-CMH-Cl) and characterization of its properties.
Marta Chylińska, Halina Kaczmarek
doaj   +1 more source

The universal influence of contact resistance on the efficiency of a thermoelectric generator [PDF]

open access: yes, 2015
The influence of electrical and thermal contact resistance on the efficiency of a segmented thermoelectric generator is investigated. We consider 12 different segmented $p$-legs and 12 different segmented $n$-legs, using 8 different $p$-type and 8 ...
Bjørk, R.
core   +2 more sources

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