Results 81 to 90 of about 325,517 (306)

Experimental study on the flow and heat transfer of a horizontal falling film evaporator with spray compensation

open access: yesCase Studies in Thermal Engineering
Falling film evaporators are widely used in the refrigeration and air conditioning industries. However, uneven liquid-film distribution and dry-out issues have long posed critical challenges and bottlenecks to their development.
Tianjiao Zhang   +5 more
doaj   +1 more source

Characteristics of a Falling Liquid Film Flow Using Periodic Jetting Flow

open access: yesChemical Engineering Transactions, 2019
This work tried to form a falling thin film by supplying liquid to the disk attached to the upper part of the device, rotating the disk and jetting liquid onto the wall surface in order to develop a new falling film evaporator without contamination. Heat
Risa Kajitani   +3 more
doaj   +1 more source

Heat Transfer Evaluation on Falling Film Tube Bundle [PDF]

open access: yes, 2016
Skrápěné trubkové svazky, po kterých stéká tenký kapalný film, jsou využívány v různých technologických procesech, u kterých je potřeba rychle a efektivně oddělit parní fázi od kapalné. Proces probíhá převážně při nízkých teplotách při adekvátním snížení
Kracík, Petr
core  

Heat and moisture insulation by means of air curtains: application to refrigerated chambers [PDF]

open access: yes, 2016
The present study is devoted to the determination of the efficiency of air curtain units (ACUs) applied to heat and moisture insulation of refrigerated chambers.
Giráldez García, Héctor   +3 more
core   +2 more sources

Stabilization of Miscible Aqueous Phases via Diffusion‐Controlled Multifunctional Nanoparticle‐Ligand Complexation

open access: yesAdvanced Functional Materials, EarlyView.
This study presents a versatile approach to harnessing miscible aqueous domains, enabling liquid‐in‐liquid compartmentalization using a barrier formed in situ rather than bulk immiscibility. The barrier forms upon the complexation of multifunctional nanoparticles and ligands at the contact boundary of aqueous phases.
Seyyed Alireza Hashemi   +7 more
wiley   +1 more source

Thermocapillary induced breakdown of a falling liquid film [PDF]

open access: yes
Hydrodynamic models for effects of thermocapillary instability, film thickness, and heat flux on breakdown of falling liquid ...
Hsu, Y.-Y., Simon, F. F.
core   +1 more source

A novel method for spatio-temporal analysis of flows within the water-side viscous boundary layer [PDF]

open access: yes, 2006
A novel measurement technique is developed for 3D reconstruction of Eulerian velocity vector fields and Lagrangian trajectories at water-side viscous boundary layers in wavy free surfaces.
Jehle, Markus, Jähne, Bernd
core   +1 more source

Meta‐Rod Mechanical Metamaterials With Programmable Reconfiguration

open access: yesAdvanced Functional Materials, EarlyView.
Existing mechanical metamaterials achieve programmable large deformations in planar square or cubic configurations, restricted by required complex boundary conditions. This research proposes a 1D metamaterial, Meta‐rod, with linear, bending, twisting, area, and volume deformation modes.
Atharva Pande, Lyes Kadem, Hang Xu
wiley   +1 more source

Evaluation of the Effect of Tube Pitch and Surface Alterations on Temperature Field at Sprinkled Tube Bundle

open access: yesEPJ Web of Conferences, 2015
Water flowing on a sprinkled tube bundle forms three basic modes: It is the Droplet mode (liquid drips from one tube to another), the Jet mode (with an increasing flow rate droplets merge into a column) and the Membrane (Sheet) mode (with further ...
Kracík Petr   +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]

open access: yes, 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.
Meyer, Michel   +2 more
core   +2 more sources

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