Results 1 to 10 of about 34,357 (300)

Establishment of the falling film evaporation model and correlation of the overall heat transfer coefficient [PDF]

Royal Society Open Science, 2019
In order to study the heat transfer of the falling film evaporator with phase change on both sides, in this paper we built the mathematical model and the physical model where the liquid film inside the tube is laminar and turbulent. The film thickness of
Jing Fang, Kaixuan Li, Mengyu Diao
doaj   +2 more sources

Numerical simulation analysis of heat and mass transfer of saline wastewater in a falling film evaporation tube based on different inlet modes

Water Science and Technology, 2023
Falling film evaporation technology is widely used in the treatment of salt-containing wastewater in coal chemical industry. However, there is still a lack of research on the inlet method of vertical falling film evaporation tubes.
Xiang Cheng Kong, You Le Liu, Hua Shan Li, Jian Liang Xue, Bing Liu, Dong Le Cheng, Yu Gao, Xin Feng Xiao   +7 more
doaj   +1 more source

Effect of evaporation rate for the heat and mass transfer of the laminar liquid falling film in still air

Frontiers in Energy Research, 2022
The heat and mass transfer process of the laminar falling liquid film along a vertical heated plate with constant heat flux is studied. Through thermal equilibrium analysis, the energy conservation equation is established and solved by the parametric ...
Yongcheng Du, Yongcheng Du, Shiyao Wang, Dongzhen Li, Youshun Peng, Li Yang   +5 more
doaj   +1 more source

Condensation, evaporation and boiling of falling films in wickless heat pipes (two-phase closed thermosyphons): A critical review of correlations

International Journal of Thermofluids, 2020
With the objective of estimating the thermal resistance of a two-phase closed thermosyphon (TPCT), the work presented is a state of the art of condensation and falling film evaporation/boiling correlations.
Valentin Guichet, Hussam Jouhara
doaj   +1 more source

Numerical simulation of flow characteristics of falling film outside coolant pipelines during liquefaction of natural gas

You-qi chuyun, 2022
Falling film evaporation is the core heat transfer mode of spiral-wound heat exchangers used in the liquefaction process of natural gas. In order to study the impact of different Reynolds numbers, outer diameters and spacings of pipeline on the ...
Chongzheng SUN, Yuxing LI, Xuewen CAO, Hui HAN, Liang LIU, Jie XU   +5 more
doaj   +1 more source

Film Thickness and Glycerol Concentration Mapping of Falling Films Based on Fluorescence and Near-Infrared Technique

Micromachines, 2022
Falling film evaporation processes involve high fluid velocities with continuous variations in local film thickness, fluid composition, and viscosity.
Isabel Medina, Stephan Scholl, Matthias Rädle   +2 more
doaj   +1 more source

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

Applied 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, Hitoshi Asano, Katsumi Sugimoto   +2 more
doaj   +1 more source

Experimental study of the flow dynamics and thermodynamic properties of a tube in vertical falling film evaporator for data center cabinets

Case Studies in Thermal Engineering, 2023
This study presents an innovative integrated structure that combines a cabinet with a vertical falling film evaporator, enabling efficient natural evaporative cooling and effectively reducing energy loss in data centers.
Ganglin Cao, Xiaoteng Min, Wenrui Xi, Shaojie Wu, Shuzhi Zhang, Guoqiang Liu, Xiongwen Zhang, Kuang Yan   +7 more
doaj   +1 more source

Linear stability analysis of evaporating falling liquid films [PDF]

International Journal of Multiphase Flow, 2020
Abstract We consider the linear stability of evaporating thin films falling down an inclined plate. The one sided-model presented first by “Burelbach, J.P., Bankoff, S.G., Davis, S.H., 1988, Nonlinear stability of evaporating/condensing liquid films, Journal of Fluid Mechanics 195, 463–494.
Mohamed H, Biancofiore L
openaire   +4 more sources

Humidity-insensitive water evaporation from molecular complex fluids [PDF]

, 2017
We investigated theoretically water evaporation from concentrated supramolecular mixtures, such as solutions of polymers or amphiphilic molecules, using numerical resolutions of a one dimensional model based on mass transport equations.
Doumenc, Frédéric, Guerrier, Béatrice, Salmon, Jean-Baptiste   +2 more
core   +3 more sources