[HTML][HTML] Calculation of the heat flux near the liquid–gas–solid contact line

AL Karchevsky, IV Marchuk, OA Kabov - Applied Mathematical Modelling, 2016 - Elsevier
The study deals with the heat and mass transfer process near the dynamic three-phase
liquid–gas–solid contact line. The evaporating sessile water droplets on a horizontal heated …

Heat flux density in the region of droplet contact line on a horizontal surface of a thin heated foil

VV Cheverda, AL Karchevsky, IV Marchuk… - Thermophysics and …, 2017 - Springer
The evaporating water droplets on a horizontal heated substrate were experimentally
studied. The constantan foil 25 μm thick with a size of 42× 35 mm 2 was used as a substrate …

Heat flux at the surface of metal foil heater under evaporating sessile droplets

I Marchuk, A Karchevsky, A Surtaev… - International Journal of …, 2015 - Wiley Online Library
Evaporating water drops on a horizontal heated substrate were investigated experimentally.
The heater was made of a constantan foil with the thickness of 25 μm and size of 42× 35 …

Condensation on highly superheated surfaces: unstable thin films in a wickless heat pipe

A Kundan, TTT Nguyen, JL Plawsky, PC Wayner Jr… - Physical Review Letters, 2017 - APS
A wickless heat pipe was operated on the International Space Station to provide a better
understanding of how the microgravity environment might alter the physical and interfacial …

Effect of capillary and Marangoni forces on transport phenomena in microgravity

A Kundan, JL Plawsky, PC Wayner Jr - Langmuir, 2015 - ACS Publications
The Constrained Vapor Bubble (CVB) experiment concerns a transparent, simple,“wickless”
heat pipe operated in the microgravity environment of the International Space Station (ISS) …

The effect of condenser temperature on the performance of the evaporator in a wickless heat pipe performance

J Yu, TTT Nguyen, A Pawar, PC Wayner Jr… - International Journal of …, 2021 - Elsevier
Abstract The Constrained Vapor Bubble (CVB), a simple, wickless, heat pipe design that
depends on interfacial forces to drive corner flow in a square cuvette, was studied in the …

Arresting the phenomenon of heater flooding in a wickless heat pipe in microgravity

A Kundan, TTT Nguyen, JL Plawsky… - International Journal of …, 2016 - Elsevier
Abstract The Constrained Vapor Bubble (CVB) is a transparent, wickless heat pipe
experiment carried out in the US Labs of the International Space Station (ISS). Experiments …

The effect of an ideal fluid mixture on the evaporator performance of a heat pipe in microgravity

TTT Nguyen, A Kundan, PC Wayner Jr… - International Journal of …, 2016 - Elsevier
Previous studies on wickless heat pipes showed that a temperature induced “Marangoni
flow” prevents liquid from recirculating to the heater end, and therefore reduces the …

Effects of cooling temperature on heat pipe evaporator performance using an ideal fluid mixture in microgravity

TTT Nguyen, A Kundan, PC Wayner Jr… - … Thermal and Fluid …, 2016 - Elsevier
The effect of cooling temperature on heat pipe performance has generally received little
consideration. In this paper, we studied the performance of a Constrained Vapor Bubble …

The effect of bubble nucleation on the performance of a wickless heat pipe in microgravity

J Yu, A Pawar, JL Plawsky, DF Chao - npj Microgravity, 2022 - nature.com
Bubble nucleation was investigated in a 20-mm-long, wickless heat pipe on the International
Space Station. Over 20 h of running experiments using pentane as the working fluid, more …