...Anubhav Dubey; Kirti Chandra Sahu; Gautam Biswas The evaporation of a liquid drop of initial diameter ( D drop ) migrating in a tube of diameter (D 0 ) is investigated using the coupled level set and volume of fluid method focusing on determining the heat and mass transfer coefficients...

...Arnov Paul; Purbarun Dhar In this article, we experimentally probe the vapor-mediated interaction behavior of evaporating sessile and pendant droplets in an interacting droplet (ID) system. For this purpose, a pendant droplet was introduced in the vapor diffusion domain of a sessile droplet...

... emerged from the kinetic theory community, Schrage's equation continues to be widely used. In this paper, we quantify the accuracy of the Schrage equation for evaporation and condensation of monatomic and polyatomic fluids at the low to moderately high flux operating conditions relevant to thermofluid...

.... 351–358) have an MAE less than 30%. 05 05 2019 10 12 2020 23 02 2021 microchannel R1234yf evaporation heat transfer pressure drop flow patterns A new type of facility for evaluation of heat transfer and hydraulic behavior in microchannels has been used in this paper...

...Farooq Riaz Siddiqui; Chi Yan Tso; Sau Chung Fu; Huihe Qiu; Christopher Y. H. Chao Droplet evaporation-based cooling techniques, such as the spray cooling, give high heat transfer rates by utilizing latent energy and are usually preferred in thermal applications. However, with the significant rise...

... approach. A microlayer evaporation model similar to Sato and Niceno [“A depletable microlayer model for nucleate pool boiling,” J. Comput. Phys. 300 , 20–52 (2015)] has been deployed in this investigation. A detailed study of the changes in microlayer structure as a result of different modes of boiling...

... 27 04 2018 Evaporation Boiling Condensation Recently, microscale two-phase flow in microchannel heat exchangers has drawn the attention of researchers due to its large surface area to volume ratios and high heat transfer coefficient (HTC). In order to identify the macro...

... by the Heat Transfer Division of ASME for publication in the J OURNAL OF H EAT T RANSFER . Manuscript received June 10, 2017; final manuscript received March 28, 2018; published online July 23, 2018. Assoc. Editor: Thomas Beechem. 10 06 2017 28 03 2018 Electronic cooling Evaporation...

.... Contributed by the Heat Transfer Division of ASME for publication in the J OURNAL OF H EAT T RANSFER . Manuscript received October 17, 2017; final manuscript received June 21, 2018; published online July 23, 2018. Assoc. Editor: Guihua Tang. 17 10 2017 21 06 2018 Bubbles Evaporation...

..., filmwise condensation behaviors are observed on both superhydrophilic and bare microporous surfaces due to the wicking into the pores. 1 Corresponding author. 30 04 2018 09 05 2018 Bubbles Evaporation Experimental techniques Heat and mass transfer Heat transfer enhancement...

...) at much lower heat fluxes compared to hydrophilic surfaces but the CHF values of Teflon-coated Cu-HTCMC is 640 kW/m2 and the value is more than tenfold higher than that of Teflon-coated plain copper. 1 Corresponding author. 02 05 2018 07 05 2018 Evaporation Heat transfer...

... 08 2017 22 03 2018 Computational fluid dynamics Evaporation Experimental techniques Heat transfer enhancement Nuclear heat transfer Thermophysical properties Boiling Condensation Boiling Condensation Supercritical fluid (SCF) is a substance normally associated with high...

...; published online May 25, 2018. Assoc. Editor: Amitabh Narain. 15 05 2017 12 04 2018 Evaporation Heat exchangers Heat transfer enhancement Boiling Condensation Shell and tube condenser might be the most common types of heat exchangers used in the refrigeration and air...

... droplets delivered to the surface should spread rapidly into an extensive, thin film and evaporate with no liquid leaving the surface due to recoil or splashing. This paper presents predictions of theoretical/computational modeling and results of experimental studies of droplet spreading on thin-layer...

... by the Heat Transfer Division of ASME for publication in the J OURNAL OF H EAT T RANSFER . Manuscript received October 18, 2017; final manuscript received March 26, 2018; published online May 22, 2018. Assoc. Editor: Antonio Barletta. 18 10 2017 26 03 2018 Evaporation Heat and mass...

... boiling can be convection-dominated evaporation through the thin liquid film surrounding confined bubbles [ 22 ]. There is currently no well-established quantitative criterion to determine when such bubble dynamics and flow regime changes occur, especially with low mass flux flows in the narrow...

... orientation. The actual orientation is vertical with the evaporator below the condensation chamber. The true orientation is represented in the inset image. Test samples were machined out of commercially available copper alloy 101 to the specifications of the experimental setup. Figures 1 and 2...

... for providing necessary funds for carrying out this research. Bubbles Evaporation Particles Droplets Boiling Condensation Condensation of vapor on a surface is classified as either filmwise condensation (FWC) or dropwise condensation (DWC) [ 1 – 3 ]. In FWC, a thin liquid film...

... distance of nozzle orifice with respect to cooling wall (m) Δ H evap = latent heat of evaporation (J/kg) Centro de Investigacion y de Estudios Avanzados del Instituto Politecnico Nacional (Grant No. CONACYT 241103). It is quite striking, but results very useful, that despite...

... on the vapor film (neglecting radiation) equates conduction across the film to the energy needed for evaporation (B7) k v A s ∂ T ∂ y ∼ m ˙   h f g We employ the scalings V  ∼  V B , y  ∼  δ and ( ∂ 2 V / ∂ y 2 )   ∼ ( V B...