Results 21 to 30 of about 167,985 (286)

Visualization of R1233zd(E) Flow Boiling in Parallel Mini-channels

open access: yesZhileng xuebao, 2023
This study conducts a visual experimental investigation on low-pressure refrigerant R1233zd(E) in a parallel mini-channel heat sink. The evolution and distribution of flow patterns in parallel channels and the influence of flow patterns on heat-transfer ...
Zhang Zhao   +5 more
doaj   +2 more sources

Co-Combustion of Coal and Biomass: Heating Surface Slagging and Flue Gases

open access: yesFire
An experimental study was carried out on the ignition and combustion processes of particles (100–200 µm in size) of coals of different degrees of metamorphism and biomass, as well as mixtures based on them, under conditions of conductive and convective ...
Andrey Zhuikov   +4 more
doaj   +1 more source

The design of mini/micro heat exchangers: A world of opportunities and constraints [PDF]

open access: yes, 2018
Micro heat exchangers and heat sinks broadened their use in many technological fields during the last two decades. The reduction of the dimensions of the channels allows to obtain ultra-compact heat exchangers characterized by higher surface-to-volume ...
Gian Luca Morini   +5 more
core   +1 more source

Experimental Study of Horizontal Flow Boiling Heat Transfer Coefficient and Pressure Drop of R134a from Subcooled Liquid Region to Superheated Vapor Region

open access: yesEnergies, 2022
For the past few years, research in the field of flow boiling heat transfer has gained immense popularity for unravelling the dominant mechanism responsible for controlling heat transfer and identifying a parametric trend for understanding the ...
Ernest Gyan Bediako   +2 more
doaj   +1 more source

Refrigerant forced-convection condensation inside horizontal tubes [PDF]

open access: yes, 1968
High vapor velocity condensation inside a tube was studied theoretically. The heat transfer coefficients were calculated by the momentum and heat transfer analogy.
Bae, S.   +8 more
core   +1 more source

Heat/Mass Transfer Distribution in a Rotating Two-Pass Square Channel Part I: Regional Heat Transfer, Smooth Channel

open access: yesInternational Journal of Rotating Machinery, 1998
Naphthalene sublimation experiments have been conducted to examine the effect of rotation on the regional heat]mass transfer distribution for turbulent air flow in a rotating smooth two-pass square channel that has a 180 turn with sharp corners.
C. W. Park, M. Kandis, S. C. Lau
doaj   +1 more source

Comparative Analysis of Heat Transfer Characteristics of Conical Cavity Receivers With Different Heat Transfer Fluids

open access: yes发电技术, 2021
To explore the influence of heat transfer fluids on the heat transfer characteristics of solar receivers, the heat transfer characteristics of conical cavity receivers with supercritical CO2 and compressed air as heat transfer fluids were compared and ...
Ding WANG   +3 more
doaj   +1 more source

Flow Instability of a Liquid Through a Small-Scale Channel During a Flow Evaporation

open access: yesWasit Journal of Engineering Sciences, 2022
Finite volume analysis of two-dimensional model has been performed to study of the influence of heat flux and mass flux on two phase heat transfer through microchannel during water flow boiling. The channel dimensions were (5×5××50) m3.
Ahmed Al-Waaly   +2 more
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

Numerical simulation of convection heat transfer of supercritical carbon dioxide in horizontal straight tube

open access: yesJournal of Hebei University of Science and Technology, 2019
In order to enhance the heat transfer performance of CO2 heat pump, the heat transfer performance of supercritical carbon dioxide in horizontal straight tube is conducted based on Fluent numerical simulation method. Cooling heat transfer of supercritical
Haiting CUI, Siwen LIU, Shaozheng WANG
doaj   +1 more source

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