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Proceedings Papers

A Review of Refrigerant Condensation in Horizontal Micro-Fin Tubes

Leon Liebenberg, Arthur E. Bergles, Josua P. Meyer
Proc. ASME. IMECE2000, Advanced Energy Systems, 155-168, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-1308
https://doi.org/10.1115/IMECE2000-1308
View Paper titled, A Review of Refrigerant Condensation in Horizontal Micro-Fin Tubes
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Topics: Condensation, Refrigerants, Heat transfer, Pressure drop, Design, Film condensation, Fins, Fluids, Flux (Metallurgy), Heat pumps
Journal Articles

Convective Boiling of R-134a Near the Micro-Macroscale Transition Inside a Vertical Brazed Plate Heat Exchanger

Hyun Jin Kim, Leon Liebenberg, Anthony M. Jacobi
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. September 2018, 140(9): 091501.
Paper No: HT-17-1533
https://doi.org/10.1115/1.4039397
Published Online: May 7, 2018
View Article titled, Convective Boiling of R-134a Near the Micro-Macroscale Transition Inside a Vertical Brazed Plate Heat Exchanger
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Topics: Boiling, Bubbles, Flow (Dynamics), Heat exchangers, Heat flux, Heat transfer, Heat transfer coefficients, Pressure, Pressure drop, Refrigerants
Proceedings Papers

Thermal-Hydraulic Performance of R-134a Boiling at Low Mass Fluxes in a Small Vertical Brazed Plate Heat Exchanger

Hyun Jin Kim, Leon Liebenberg, Anthony M. Jacobi
Proc. ASME. HT2017, Volume 2: Heat Transfer Equipment; Heat Transfer in Multiphase Systems; Heat Transfer Under Extreme Conditions; Nanoscale Transport Phenomena; Theory and Fundamental Research in Heat Transfer; Thermophysical Properties; Transport Phenomena in Materials Processing and Manufacturing, V002T11A009, July 9–12, 2017
Publisher: American Society of Mechanical Engineers
Paper No: HT2017-5083
https://doi.org/10.1115/HT2017-5083
View Paper titled, Thermal-Hydraulic Performance of R-134a Boiling at Low Mass Fluxes in a Small Vertical Brazed Plate Heat Exchanger
Open the PDF for Thermal-Hydraulic Performance of R-134a Boiling at Low Mass Fluxes in a Small Vertical Brazed Plate Heat Exchanger in another window
Topics: Boiling, Flux (Metallurgy), Heat exchangers, Pressure drop, Vapors, Heat transfer, Convection, Flow (Dynamics), Heat flux, Heat transfer coefficients
Proceedings Papers

The Viability of Capacity Control of High Temperature Heat Pump Water Heaters Operating Non-Azeotropic Mixtures

Leon Liebenberg, Josua P. Meyer
Proc. ASME. TA1997, ASME 1997 Turbo Asia Conference, V001T13A004, September 30–October 2, 1997
Publisher: American Society of Mechanical Engineers
Paper No: 97-AA-028
https://doi.org/10.1115/97-AA-028
View Paper titled, The Viability of Capacity Control of High Temperature Heat Pump Water Heaters Operating Non-Azeotropic Mixtures
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Topics: Heat pumps, High temperature, Water, Refrigerants, Computer simulation, Energy conversion, Fluids, Life cycle costing, Stress, Temperature
Proceedings Papers

Single-Phase Heat Transfer and Pressure Drop of Water Cooled Inside Horizontal Smooth Tubes in the Transitional Flow Regime

Josua P. Meyer, Leon Liebenberg, Jonathan A. Olivier
Proc. ASME. IHTC14, 2010 14th International Heat Transfer Conference, Volume 2, 429-436, August 8–13, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IHTC14-22338
https://doi.org/10.1115/IHTC14-22338
View Paper titled, Single-Phase Heat Transfer and Pressure Drop of Water Cooled Inside Horizontal Smooth Tubes in the Transitional Flow Regime
Open the PDF for Single-Phase Heat Transfer and Pressure Drop of Water Cooled Inside Horizontal Smooth Tubes in the Transitional Flow Regime in another window
Topics: Flow (Dynamics), Heat transfer, Pressure drop, Water, Heat exchangers, Reynolds number, Delays, Design, Energy efficiency, Fluids
Proceedings Papers

Probabilistic Flow-Pattern-Based Heat Transfer for Condensing Intermittent Flow in Smooth Horizontal Tubes

Josua P. Meyer, Marcel Christians, Leon Liebenberg, Eugene van Rooyen
Proc. ASME. IHTC14, 2010 14th International Heat Transfer Conference, Volume 2, 115-124, August 8–13, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IHTC14-22336
https://doi.org/10.1115/IHTC14-22336
View Paper titled, Probabilistic Flow-Pattern-Based Heat Transfer for Condensing Intermittent Flow in Smooth Horizontal Tubes
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Topics: Flow (Dynamics), Heat transfer, Refrigerants, Flux (Metallurgy), Signals, Temperature
Journal Articles

Heat Transfer Performance During Condensation Inside Horizontal Smooth, Micro-Fin and Herringbone Tubes

Adriaan Lambrechts, Leon Liebenberg, Arthur E. Bergles, Josua P. Meyer
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. July 2006, 128(7): 691–700.
https://doi.org/10.1115/1.2194038
Published Online: March 10, 2006
View Article titled, Heat Transfer Performance During Condensation Inside Horizontal Smooth, Micro-Fin and Herringbone Tubes
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Topics: Condensation, Flow (Dynamics), Heat transfer, Heat transfer coefficients, Refrigerants, Vapors
Journal Articles

Flow Visualization and Flow Pattern Identification With Power Spectral Density Distributions of Pressure Traces During Refrigerant Condensation in Smooth and Microfin Tubes

Leon Liebenberg, Associate Professor,, John R. Thome, Professor,, Josua P. Meyer, Professor and Head:
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. March 2005, 127(3): 209–220.
https://doi.org/10.1115/1.1857942
Published Online: March 24, 2005
View Article titled, Flow Visualization and Flow Pattern Identification With Power Spectral Density Distributions of Pressure Traces During Refrigerant Condensation in Smooth and Microfin Tubes
Open the PDF for Flow Visualization and Flow Pattern Identification With Power Spectral Density Distributions of Pressure Traces During Refrigerant Condensation in Smooth and Microfin Tubes in another window
Topics: Condensation, Flow (Dynamics), Pressure, Refrigerants, Vapors
Journal Articles

Pressure Drop During Refrigerant Condensation Inside Horizontal Smooth, Helical Microfin, and Herringbone Microfin Tubes

Jonathan A. Olivier, Leon Liebenberg, Mark A. Kedzierski, Josua P. Meyer
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. October 2004, 126(5): 687–696.
https://doi.org/10.1115/1.1795240
Published Online: November 16, 2004
View Article titled, Pressure Drop During Refrigerant Condensation Inside Horizontal Smooth, Helical Microfin, and Herringbone Microfin Tubes
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Topics: Pressure drop, Refrigerants, Condensation, Flow (Dynamics)
Journal Articles

Heat Transfer Performance During Condensation Inside Spiralled Micro-Fin Tubes

Jean-Pierre M. Bukasa, Leon Liebenberg, Associate Professor,, Josua P. Meyer, Member ASME (#4032447), Professor and Head,
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. June 2004, 126(3): 321–328.
https://doi.org/10.1115/1.1737777
Published Online: June 16, 2004
View Article titled, Heat Transfer Performance During Condensation Inside Spiralled Micro-Fin Tubes
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Topics: Condensation, Heat transfer, Heat transfer coefficients, Refrigerants, Vapors, Flow (Dynamics)