...Balkrushna A. Shah; Parth Patel; Vikas J. Lakhera Pool boiling is extensively used in high- and low-temperature heat exchangers as it results in a high heat transfer coefficient compared to natural and single-phase forced convection. Pool boiling experimental study conducted over a plain...

...Md Naim Hossain; Koushik Ghosh The objective of the present work is to find out the optimal mass flux of two common refrigerants, R32 and R410A, undergoing boiling in an evaporator tube based on the entropy generation minimization approach. An entropy generation model is developed for two-phase...

... bundles under upward crossflow boiling to see how tube rows affect the heat transfer coefficient (HTC). The experimental setup developed houses the tube bundle for temperature measurements and facilities the recording of high-speed images at different operating conditions. The investigation is carried out...

... volumetric heat-transfer coefficient multi-objective optimization boiling bubbles particles and droplets energy efficiency evaporation heat exchangers Organic Rankine cycle (ORC) power generation is one of the most popular technologies for low-temperature waste-heat recovery [ 1 ]. The heat...

... ( 1 ρ ) L D h + ( 1 ρ o u t − 1 ρ i n ) ( m ˙ A 0 ) 2 b = boiling c = condensation cond = condenser evap = evaporator f = fluid i = inner max = maximum...

...Kaushik Mondal; Anandaroop Bhattacharya This paper reports a single-component two-dimensional pseudo-potential phase change model using lattice Boltzmann method (LBM) to investigate the enhancement of pool boiling heat transfer inside an array of solid pillars with square cross section. The entire...

...-dehumidification H-DH bubble column thermo-Electric cooler boiling bubbles experimental techniques heat and mass transfer two-phase flow and heat transfer 25 03 2021 27 08 2021 30 08 2021 13 10 2021 Email: sumit.kumar@gperi.ac.in Email: rajesh.patel@sot.pdpu.ac.in Email...

...% engendered a HTC of 80% that of simulation. Consistent with analysis, the local HTC sufficiently mitigated nucleate/flow boiling. In summary, the analytically derived upper target design empirically demonstrated sufficient cooling despite quixotic beam conditions and unforeseen displacements. 30 10...

... to be 7.34 kg/m 2 at n = 5 and β c = 0.25 which is 100.5% higher than the daily yield of 3.66 kg/m 2 obtained at n = 1, β c . = 0.89. 04 02 2021 22 05 2021 22 05 2021 22 06 2021 Hottel-Whillier-Bliss equation PVT collectors active solar still solar energy boiling energy...

... 06 2021 fired boilers flue gas membrane water-wall heat transfer boiling heat and mass transfer heat exchangers heat pipes heat recovery heat transfer enhancement In general, boilers, fire heaters, and furnaces all are characterized by the existence of two distinct sections...

... minichannel frictional pressure drop adiabatic two-phase flow predictive model boiling heat and mass transfer micro/nanoscale heat transfer Two-phase flow of refrigerants is extensively used in various fields, such as thermal control of electronics, air conditioning of buildings...

... be matched to ensure the surfaces of particles remain above the boiling point of water during spraying. The nuclear industry has performed several studies on rapid quenching of a hot, porous media bed by flooding it with water, which serves as a model for core melt/debris cooling in a severe accident...

... Email: damien.lecointe@irt-jules-verne.fr 29 10 2020 11 03 2021 14 03 2021 09 04 2021 boiling forced convection jets wakes and impingement cooling two-phase flow and heat transfer The uniform and controlled cooling of injection and thermoforming molds...

...: prasad@iitm.ac.in 10 10 2020 14 02 2021 15 02 2021 31 03 2021 blockage dryout liquid sodium wall temperature boiling two-phase flow and heat transfer Fast breeder reactors (FBRs) use liquid metals such as liquid sodium, lead–bismuth eutectic, and so...

...Ankit Bhagat; Gautam Ghaisas; John Mathew; Shankar Krishnan The mitigation of boiling instabilities by using water-alcohol mixtures as coolants in a two-phase pumpless loop is experimentally investigated. Water-miscible alcohol, namely, 2-propanol, is added to water in quantities of 0.05, 0.1...

...B. Swain; A. R. Pati; S. S. Mohapatra; A. Behera In the current work, for the simultaneous attainment of enhancement and uniformity in temperature distribution in case of quenching performed in transition and nucleate boiling regimes, the heat treatment is performed by adopting thin coolant flow...

...Junye Li; Yuhao Lin; Kan Zhou; Wei Li An experimental investigation of subcooled flow boiling in a rectangular mini-gap channel with the dimension of 0.5 mm × 5 mm was conducted with deionized water as the working fluid. Fabricated by electroless plating method and high-temperature treatment...

... Nanofluid (0.15%) + ethylene glycol After 10 After 20 After 30 For the further verification of the boiling behavior, the variations of surface heat flux with time for various cases are analyzed (Figs. 7( a ) and 7( b ) ). These clearly ensure that for all...

... boiled on the hot metal. The superheater pressure experiences the net effect of the evaporation of liquid into steam and the addition of subcooled liquid overflowing from the separator. In the flownex model, the overflow of liquid into the main steam system occurred at 03:46, which aligns...

... is evaluated using HFE-7100 as the coolant at three inlet volumetric flow rates of 150, 300, and 450 ml/min. The boiling performance is highest for the flow rate of 450 ml/min with the maximum heat flux value of 174 W/cm 2 . Critical heat flux (CHF) was observed at two of the tested flow rates, 150 and 300 ml...