Results 41 to 50 of about 944,227 (303)

Influence of Temperature from 20 to 100 °C on Specific Surface Energy and Fracture Toughness of Silicon Wafers

Приборы и методы измерений, 2023
The influence of temperature in the range from 20 to 100 °C on the specific surface energy and fracture toughness of standard silicon wafers of three orientations (100), (110) and (111) was studied.
V. A. Lapitskaya, T. A. Kuznetsova, S. A. Chizhik   +2 more
doaj   +1 more source

Computational Study of Heat Transfer inside Different PCMs Enhanced by Al₂O₃ Nanoparticles in a Copper Heat Sink at High Heat Loads

Nanomaterials, 2020
The cooling of electronic elements is one of the most important problems in the development of architecture in electronic technology. One promising developing cooling method is heat sinks based on the phase change materials (PCMs) enhanced by nano-sized ...
Nadezhda S. Bondareva, Nikita S. Gibanov, Mikhail A. Sheremet   +2 more
doaj   +1 more source

Prospects of Using Gas Hydrates in Power Plants

Energies, 2022
By adding water to fuels, several objectives are pursued, with the main ones being to stabilize combustion, minimize the anthropogenic gaseous emissions, homogenize and stabilize the fuel, as well as improve its fire and explosion safety.
Dmitrii Antonov, Olga Gaidukova, Galina Nyashina, Dmitrii Razumov, Pavel Strizhak   +4 more
doaj   +1 more source

Heat and Mass Transfer

, 2019
Heat and mass transfer is the core science for many industrial processes as well as technical and scientific devices. Automotive, aerospace, power generation (both by conventional and renewable energies), industrial equipment and rotating machinery ...

core   +1 more source

Ignition Delay and Reaction Time Measurements of Hydrogen–Air Mixtures at High Temperatures

Fire
Induction and reaction times of hydrogen–air mixtures (ϕ = 0.5–2) have been measured behind reflected shock waves at temperatures of 1000–1600 K, pressures of 0.1, 0.3, 0.6 MPa in the domain of the extended second explosion limit.
Yauhen Baranyshyn, Vyacheslav Kuzmitski, Oleg Penyazkov, Kirill Sevrouk   +3 more
doaj   +1 more source

Study of a laminar falling film flowing over a wavy wall column: Part I. Numerical investigation of the flow pattern and the coupled heat and mass transfer [PDF]

, 2001
Flow pattern and heat and mass transfer characteristics for a film flowing over a vertical wavy column are numerically investigated in a laminar flow regime.
Prevost, Michel, Negny, Stéphane, S Negny, M Prevost, Meyer, Michel, M Meyer   +5 more
core   +1 more source

Experimental determination of natural convection heat transfer coefficients in an attic shaped enclosure

, 2010
Heat transfer by natural convection in triangular enclosures is an area of significant importance in applications such as the design of greenhouses, attics and solar water heaters.
Carson, James K., Duke, Mike, Anderson, Timothy Nicholas   +2 more
core   +1 more source

Internal mass and heat transfer between a single deformable droplet and simple extensional creeping flow

, 2018
This work studied numerically the internal mass/heat transfer of a deformable droplet immersed in a simple extensional flow. The droplet would deform gradually from prolate spheroid to 'peanut' in uniaxial extensional flow, or from oblate spheriod to ...
Liu, Anjun, Wang, Zhenzhen, Mao, Zai-Sha, Yang, Chao, Chen, Jie   +4 more
core   +2 more sources

OPTIMIZATION OF AERODYNAMIC CONDITIONS OF THE CHAMBER DRIER OPERATION

Известия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2016
Wood utilization is a critical direction of the industrial production advancement, where desiccation of wood holds a prominent place. Convective drying in chamber driers is the presentday dominant technique for wood desiccation.
V. A. Sychevsky, A. D. Chorny, T. A. Baranova   +2 more
doaj   +1 more source

Experimental and Numerical Investigation of Gaseous Detonation in a Narrow Channel with Obstacles

Fluids, 2021
Gaseous detonation propagation in a thin channel with regularly spaced cylindrical obstacles was investigated experimentally and numerically. The wave propagation with substantial velocity deficits is observed and the details of its propagation mechanism
Pavel N. Krivosheyev, Alexey O. Novitski, Kirill L. Sevrouk, Oleg G. Penyazkov, Ivan I. But, Aslan R. Kasimov   +5 more
doaj   +1 more source