Results 1 to 10 of about 131,482 (265)

Effects of the structure parameters of horizontal tube bundles on particle flow performance in the heat exchanger

open access: yesCase Studies in Thermal Engineering, 2023
The horizontal heat exchange tube is an important factor affecting the flow uniformity of solid particles in the heat exchanger. Further, it affects the thermal efficiency of the heat exchanger.
Chenglu Qi   +6 more
doaj   +3 more sources

Air Bubble Size and Its Transition in a Horizontal Tube Produced by Venturi-Nozzle Bubble Generator [PDF]

open access: yesJournal of Applied Fluid Mechanics, 2023
This paper investigates the air bubble size and its transition in a horizontal tube of 700 mm. The tube was assembled with a venturi-nozzle bubble generator. Air and water flow-rates vary in the present study.
W. H. Goo   +5 more
doaj   +1 more source

Experimental Study on the Bearing Performance of Rock-Socketed Concrete-Filled Steel Tube Piles under Horizontal Cyclic Loading

open access: yesJournal of Marine Science and Engineering, 2023
Rock-socketed concrete-filled steel tube piles (RSCFSTs), which have been widely used in harbors, bridges, and offshore wind turbines, were exposed to horizontal cyclic loading during service and suffered fatigue damage.
Mingwei Liu   +6 more
doaj   +1 more source

Sheared bioconvection in a horizontal tube [PDF]

open access: yesPhysical Biology, 2010
The recent interest in using microorganisms for biofuels is motivation enough to study bioconvection and cell dispersion in tubes subject to imposed flow. To optimize light and nutrient uptake, many microorganisms swim in directions biased by environmental cues (e.g. phototaxis in algae and chemotaxis in bacteria).
Croze OA, Ashraf EE, Bees MA
openaire   +4 more sources

Plug conveying in a horizontal tube [PDF]

open access: yesGranular Matter, 2006
Plug conveying along a horizontal tube has been investigated through simulation, using a discrete element simulation approach for the granulate particles and a pressure field approach for the gas. The result is compared with the simulation of the vertical plug conveying.
Strauß, Martin   +2 more
openaire   +2 more sources

Numerical investigation of supercritical heat transfer of water flowing in vertical and horizontal t

open access: yesJournal of Thermal Engineering, 2021
Over a decade, coal-based thermal power plants are upgraded to operate at supercritical pressure conditions due to its high efficiency and low emissions. Water wall panels of a typical supercritical boiler are structured spirally in the lower furnace and
Anand SUNDRAVEL   +2 more
doaj   +1 more source

Impact of Temperature and Nanoparticle Concentration on Turbulent Forced Convective Heat Transfer of Nanofluids

open access: yesEnergies, 2022
Theoretical analysis of the influence of nanoparticles and temperature on the average Nusselt (Nu) number and the average heat transfer coefficient (HTC) during the turbulent flow of nanofluid in a horizontal, round tube was carried out. The Nu number is
Janusz T. Cieśliński   +2 more
doaj   +1 more source

Heat Transfer Enhancement of Falling Film Evaporation on a Horizontal Tube by Thermal Spray Coating

open access: yesApplied Sciences, 2020
Falling film evaporators are gaining popularity as substitutes to typical flooded evaporators because of their low refrigerant charge. It is important to form and keep a thin liquid film on the heat transfer surface to ensure their high heat transfer ...
Tsutomu Ubara   +2 more
doaj   +1 more source

CFD Analysis of Falling Film Hydrodynamics for a Lithium Bromide (LiBr) Solution over a Horizontal Tube

open access: yesEnergies, 2020
Falling film evaporators are used in applications where high heat transfer coefficients are required for low liquid load and temperature difference. One such application is the lithium bromide (LiBr)-based absorber and generator. The concentration of the
Furqan Tahir   +2 more
doaj   +1 more source

Numerical investigation of the effect of nanofluid thermal conductivity on mixed convection heat transfer with laminar nanofluid [PDF]

open access: yesمجله مدل سازی در مهندسی, 2019
Laminar mixed convection of a nanofluid consists of water and Al2O3 in a horizontal tube has been studied numerically. Continuity, momentum and energy equations are discreted with the volume control approach and the second-order accuracy and coupling ...
Maryam izadikia, miralam mahdi
doaj   +1 more source

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