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Ahmet Z. Sahin
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Journal Articles

Heating Analysis of a Water Droplet in Between Multi-Wall Hydrophobic Surfaces

Abdullah Al-Sharafi, Bekir S. Yilbas, Ahmet Z. Sahin, Hussain Al-Qahtani
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. October 2020, 12(5): 051025.
Paper No: TSEA-19-1527
https://doi.org/10.1115/1.4046609
Published Online: May 21, 2020
View Article titled, Heating Analysis of a Water Droplet in Between Multi-Wall Hydrophobic Surfaces
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Topics: Drops, Plates (structures), Heating, Flow (Dynamics), Temperature, Water, Pressure, Particulate matter, Heat transfer
Journal Articles

Numerical Investigation of a Vertical Axis Wind Turbine Performance Characterization Using New Variable Pitch Control Scheme

Amin A. Mohammed, Ahmet Z. Sahin, Hassen M. Ouakad
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. March 2020, 142(3): 031302.
Paper No: JERT-19-1378
https://doi.org/10.1115/1.4045462
Published Online: November 26, 2019
View Article titled, Numerical Investigation of a Vertical Axis Wind Turbine Performance Characterization Using New Variable Pitch Control Scheme
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Topics: Blades, Turbines, Vertical axis wind turbines, Performance characterization, Torque, Algorithms, Wind turbines
Journal Articles

Vertical Axis Wind Turbine Aerodynamics: Summary and Review of Momentum Models

Amin A. Mohammed, Hassen M. Ouakad, Ahmet Z. Sahin, Haitham M. S. Bahaidarah
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Review Articles
J. Energy Resour. Technol. May 2019, 141(5): 050801.
Paper No: JERT-18-1795
https://doi.org/10.1115/1.4042643
Published Online: February 18, 2019
View Article titled, Vertical Axis Wind Turbine Aerodynamics: Summary and Review of Momentum Models
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Topics: Actuators, Aerodynamics, Blades, Disks, Momentum, Rotors, Turbines, Vertical axis wind turbines, Flow (Dynamics)
Journal Articles

Flow Field Inside a Sessile Droplet on a Hydrophobic Surface in Relation to Self Cleaning Applications of Dust Particles

Abdullah Al-Sharafi, Bekir S. Yilbas, Ahmet Z. Sahin, H. Ali
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. April 2017, 139(4): 042003.
Paper No: HT-16-1234
https://doi.org/10.1115/1.4035281
Published Online: January 24, 2017
View Article titled, Flow Field Inside a Sessile Droplet on a Hydrophobic Surface in Relation to Self Cleaning Applications of Dust Particles
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Topics: Drops, Dust, Flow (Dynamics), Particulate matter, Water, Simulation, Density, Temperature
Journal Articles

Measurement of Thermal and Electrical Properties of Multiwalled Carbon Nanotubes–Water Nanofluid

Abdullah Al-Sharafi, Ahmet Z. Sahin, Bekir S. Yilbas
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. July 2016, 138(7): 072401.
Paper No: HT-15-1129
https://doi.org/10.1115/1.4032955
Published Online: April 5, 2016
View Article titled, Measurement of Thermal and Electrical Properties of Multiwalled Carbon Nanotubes–Water Nanofluid
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Topics: Carbon nanotubes, Nanofluids, Temperature, Thermal conductivity, Water, Electrical conductivity, Specific heat, Density, Electrical properties
Journal Articles

Heat Transfer, Pressure Drop, and Entropy Generation in a Solar Collector Using SiO 2 /Water Nanofluids: Effects of Nanoparticle Size and pH

Omid Mahian, Ali Kianifar, Ahmet Z. Sahin, Somchai Wongwises
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. June 2015, 137(6): 061011.
Paper No: HT-14-1316
https://doi.org/10.1115/1.4029870
Published Online: June 1, 2015
View Article titled, Heat Transfer, Pressure Drop, and Entropy Generation in a Solar Collector Using SiO 2 /Water Nanofluids: Effects of Nanoparticle Size and pH
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Topics: Entropy, Heat transfer, Nanofluids, Nanoparticles, Pressure drop, Solar collectors, Temperature, Water, Viscosity
Journal Articles

Closure to “Discussion of ‘Second Law Analysis of Laminar Viscous Flow Through a Duct Subjected to Constant Wall Temperature’ ” (2007, ASME J. Heat Transfer, 129 , p. 1302)

Ahmet Z. Sahin
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Discussions
J. Heat Mass Transfer. September 2007, 129(9): 1303.
https://doi.org/10.1115/1.2745837
Published Online: March 21, 2007
View Article titled, Closure to “Discussion of ‘Second Law Analysis of Laminar Viscous Flow Through a Duct Subjected to Constant Wall Temperature’ ” (2007, ASME J. Heat Transfer, 129 , p. 1302)
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Topics: Ducts, Heat transfer, Laminar flow, Viscous flow, Wall temperature, Boundary layers, Pipe flow, Temperature distribution