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Keywords: pool boiling
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Proceedings Papers

Proc. ASME. HT2020, ASME 2020 Heat Transfer Summer Conference, V001T12A004, July 13–15, 2020
Paper No: HT2020-9094
..., where part of the heat removal path for cooling the fuel under postulated accident conditions is via pool-boiling on the surface of the 132 mm diameter calandria tube that is immersed in a pool of the heavy water moderator. While the average pool boiling behaviour of the calandria tubes has been well...
Proceedings Papers

Proc. ASME. HT2020, ASME 2020 Heat Transfer Summer Conference, V001T16A001, July 13–15, 2020
Paper No: HT2020-8924
...Abstract Abstract Pool boiling experiments are performed to investigate the effects of inclination angle, θ, and average roughness, Ra, of uniformly heated 10 × 10 mm copper surfaces on saturation boiling of HFE-7000 dielectric liquid. Ra varied from 0.039 to 0.1.44 μm and θ from 0° (upward...
Proceedings Papers

Proc. ASME. HT2020, ASME 2020 Heat Transfer Summer Conference, V001T11A005, July 13–15, 2020
Paper No: HT2020-9092
... integrated experiments. pool boiling calandria tube LOCA THERMAL AND ELECTRICAL CONDUCTANCE OF PRESSURE TUBE/CALANDRIA TUBE INTERFACE Chukwudi Azih1, Reilly MacCoy1, Hazem Mazhar1, Chris Fraser1 1Canadian Nuclear Laboratories, Chalk River, Ontario, Canada ABSTRACT In some engineered systems...
Proceedings Papers

Proc. ASME. HT2019, ASME 2019 Heat Transfer Summer Conference, V001T10A001, July 14–17, 2019
Paper No: HT2019-3442
... Abstract Pool boiling and in-tube condensation phenomena have been investigated intensively during the past decades, due to the superior heat transfer capacity of the phase change process. In passive heat removal heat exchangers of nuclear power plants, the two phase-change phenomena usually...
Proceedings Papers

Proc. ASME. HT2019, ASME 2019 Heat Transfer Summer Conference, V001T13A008, July 14–17, 2019
Paper No: HT2019-3528
... Abstract The nanoscale boiling phenomena on solid surface is significantly distinct from that at macroscale. In this work, the pool boiling process of liquid argon thin film on smooth/concave aluminum surfaces were simulated using non-equilibrium molecular dynamics (NEMD) simulation, in which...
Proceedings Papers

Proc. ASME. HT2013, Volume 2: Heat Transfer Enhancement for Practical Applications; Heat and Mass Transfer in Fire and Combustion; Heat Transfer in Multiphase Systems; Heat and Mass Transfer in Biotechnology, V002T07A023, July 14–19, 2013
Paper No: HT2013-17668
...-phase vapor region to the two-phase liquid-vapor region, thus raising local wall temperatures. Simultaneously, to gain understanding of phase-change mechanisms in binary mixtures and to generate data for the modeling of flow boiling process, pool-boiling of ethanol-water mixtures has also been initiated...
Proceedings Papers

Proc. ASME. HT2005, Heat Transfer: Volume 2, 143-153, July 17–22, 2005
Paper No: HT2005-72497
... In the present paper, the characteristic atmospheric pool boiling curve is qualitatively reproduced for water on a temperature controlled thin copper strip having comparable length and breadth by the coupled map lattice (CML) method using a three-dimensional boiling field model. The basic...
Proceedings Papers

Proc. ASME. HT2005, Heat Transfer: Volume 2, 23-26, July 17–22, 2005
Paper No: HT2005-72038
... Information on the boiling heat transfer on a surface when affected by the presence of other surfaces is scares. Pool boiling heat transfer process on multiple surfaces in proximity has been investigated in this work. In particular, the boiling curve and the critical heat flux on a surface...
Topics: Pool boiling
Proceedings Papers

Proc. ASME. HT-FED2004, Volume 3, 703-709, July 11–15, 2004
Paper No: HT-FED2004-56519
... values increased with the addition of surfactant up to 100 ppm but do not change if the concentration of surfactant is higher than that value. 03 03 2009 Contact angle sessile drop surface and interfacial energy wettability pool boiling condu accord energi coveri solid values...
Proceedings Papers

Proc. ASME. HT2003, Heat Transfer: Volume 2, 567-572, July 21–23, 2003
Paper No: HT2003-47416
... An experimental study is performed to investigate and predict the influence of the heating element shape on nucleate pool boiling heat transfer from vertical cylindrical heating elements. An experimental apparatus test is designed and fabricated for this purpose, while water is utilized...
Proceedings Papers

Proc. ASME. HT2003, Heat Transfer: Volume 2, 649-653, July 21–23, 2003
Paper No: HT2003-47467
... non-linear dynamic interactions of bubbles while the traditional CFD algorithm is used to determine macroscopic system parameters such as pressure and temperature. The popular SIMPLER algorithm is employed for the CFD treatment. The model is then employed to simulate a pool boiling process...
Proceedings Papers

Proc. ASME. HT2003, Heat Transfer: Volume 2, 223-229, July 21–23, 2003
Paper No: HT2003-47010
... Effects of the width and location of a flow disturbing circular plate, installed at a vertical tube surface, on nucleate pool boiling heat transfer of water at atmospheric pressure have been investigated experimentally. Through the tests, changes in the degree of intensity of liquid agitation...
Proceedings Papers

Proc. ASME. HT2003, Heat Transfer: Volume 2, 597-604, July 21–23, 2003
Paper No: HT2003-47442
... The present work is a description analytical study to express the bubbles dynamic during nucleate pool boiling arises from boiling of water by a vertical cylindrical heating surface under atmospheric pressure conditions. The study includes the description of bubbles formation, detachment, rise...
Proceedings Papers

Proc. ASME. HT2003, Heat Transfer: Volume 2, 561-566, July 21–23, 2003
Paper No: HT2003-47415
... An experimental investigation of the transient pool boiling under self-pressurized systems is presented in this work. A vertical cylindrical heating surface of known surface roughness is used. Test runs are carried out on a closed vessel to attain self-pressurized system while water is utilized...