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Proceedings Papers

CO 2 Transcritical Cycles for High Temperature Applications

Yunho Hwang, Hans-Joachim Huff, Marcus Preissner, Reinhard Radermacher
Proc. ASME. IMECE2001, Advanced Energy Systems, 255-260, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/AES-23630
https://doi.org/10.1115/IMECE2001/AES-23630
View Paper titled, CO 2 Transcritical Cycles for High Temperature Applications
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Topics: Carbon dioxide, Cycles, High temperature, Cooling, Engineering prototypes, Temperature, Heat exchangers, Suction, Design, Heat pumps
Proceedings Papers

Experimental Investigations on Oil Accumulation Characteristics in a Vertical Suction Line

Jun-Pyo Lee, Yunho Hwang, Reinhard Radermacher, Sunil S. Mehendale
Proc. ASME. IMECE2001, Advanced Energy Systems, 63-69, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/AES-23607
https://doi.org/10.1115/IMECE2001/AES-23607
View Paper titled, Experimental Investigations on Oil Accumulation Characteristics in a Vertical Suction Line
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Topics: Suction, Flow (Dynamics), Refrigerants, Compressors, Oils, Petroleum, Refrigeration, Viscosity, Air conditioning, Compression
Proceedings Papers

Development of a Cascade Elastocaloric Regenerator

Nehemiah Emaikwu, David Catalini, Jan Muehlbauer, Yunho Hwang, Ichiro Takeuchi, Reinhard Radermacher
Proc. ASME. ES2019, ASME 2019 13th International Conference on Energy Sustainability, V001T16A001, July 14–17, 2019
Publisher: American Society of Mechanical Engineers
Paper No: ES2019-3887
https://doi.org/10.1115/ES2019-3887
View Paper titled, Development of a Cascade Elastocaloric Regenerator
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Topics: Absorption, Alloys, Cascades (Fluid dynamics), Compression, Cooling, Cycles, Design, Energy consumption, Energy efficiency, Energy engineering
Proceedings Papers

Thermoeconomic Analysis of a Solar MVC Desalination System

Lei Gao, Yunho Hwang, Gyeong Sung Kim
Proc. ASME. IMECE2018, Volume 6B: Energy, V06BT08A003, November 9–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2018-86212
https://doi.org/10.1115/IMECE2018-86212
View Paper titled, Thermoeconomic Analysis of a Solar MVC Desalination System
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Topics: Solar energy, Thermoeconomics, Compression, Vapors, Water, Design, Evaporation, Shorelines, Temperature, Water supply
Proceedings Papers

Optimum Control Strategy for a Low-Temperature Solar Kalina Cycle Power Generation Under Off-Design Conditions

Jianyong Wang, Yunho Hwang, Jiangfeng Wang, Yiping Dai
Proc. ASME. IMECE2017, Volume 6: Energy, V006T08A007, November 3–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2017-70064
https://doi.org/10.1115/IMECE2017-70064
View Paper titled, Optimum Control Strategy for a Low-Temperature Solar Kalina Cycle Power Generation Under Off-Design Conditions
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Topics: Design, Energy generation, Kalina cycle, Low temperature, Solar energy, Pressure, Heat, Cooling, Temperature, Water temperature
Proceedings Papers

Performances of Heat Pump Driven Two-Stage Desiccant Plates Dehumidifier for Residential Application in Humid Climate

Rang Tu, Yunho Hwang
Proc. ASME. IMECE2017, Volume 6: Energy, V006T08A038, November 3–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2017-70124
https://doi.org/10.1115/IMECE2017-70124
View Paper titled, Performances of Heat Pump Driven Two-Stage Desiccant Plates Dehumidifier for Residential Application in Humid Climate
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Topics: Climate, Dehumidifiers, Heat pumps, Plates (structures), Dehumidification, Energy consumption, Air flow, China, Compression, Cycles
eBook Chapter

Energy Storage Systems for Buildings

Publisher: ASME Press
Published: 2017
https://doi.org/10.1115/1.861271_ch8
ISBN: 9780791861271
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Topics: Energy storage, Structures
Proceedings Papers

Evaluation of an Extended-Duct Air Delivery System in Tall Spaces Conditioned by Rooftop Units

Ryan Kennett, Yunho Hwang, Reinhard Radermacher
Proc. ASME. IMECE2016, Volume 6B: Energy, V06BT08A004, November 11–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2016-65523
https://doi.org/10.1115/IMECE2016-65523
View Paper titled, Evaluation of an Extended-Duct Air Delivery System in Tall Spaces Conditioned by Rooftop Units
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Topics: Ducts, Space, HVAC equipment, Ceilings, Pressure drop, Temperature profiles, Energy consumption, Structures, Temperature, Test facilities
Proceedings Papers

Development of an Optimization Framework for Micro-Grid Energy Conversion Systems

Tao Cao, Yunho Hwang, Reinhard Radermacher, Ho-Hwan Chun
Proc. ASME. IMECE2016, Volume 6A: Energy, V06AT08A021, November 11–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2016-65371
https://doi.org/10.1115/IMECE2016-65371
View Paper titled, Development of an Optimization Framework for Micro-Grid Energy Conversion Systems
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Topics: Energy conversion, Microgrids, Optimization, Life cycle costing, Stress, Heating, Modeling, Transients (Dynamics), Absorption, Compression
Proceedings Papers

Rechargeable Personal Air Conditioning Device

Yilin Du, Jan Muehlbauer, Jiazhen Ling, Vikrant Aute, Yunho Hwang, Reinhard Radermacher
Proc. ASME. ES2016, Volume 1: Biofuels, Hydrogen, Syngas, and Alternate Fuels; CHP and Hybrid Power and Energy Systems; Concentrating Solar Power; Energy Storage; Environmental, Economic, and Policy Considerations of Advanced Energy Systems; Geothermal, Ocean, and Emerging Energy Technologies; Photovoltaics; Posters; Solar Chemistry; Sustainable Building Energy Systems; Sustainable Infrastructure and Transportation; Thermodynamic Analysis of Energy Systems; Wind Energy Systems and Technologies, V001T11A006, June 26–30, 2016
Publisher: American Society of Mechanical Engineers
Paper No: ES2016-59253
https://doi.org/10.1115/ES2016-59253
View Paper titled, Rechargeable Personal Air Conditioning Device
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Topics: Air conditioning, Cooling, Batteries, Compression, Cycles, Vapors, Condensers (steam plant), Cooling systems, Engineering prototypes, Heat
Proceedings Papers

Modeling and Optimization of a Novel Heat Recovery Design for Thermoelastic Cooling Systems

Suxin Qian, Jiazhen Ling, Yunho Hwang, Ichiro Takeuchi, Reinhard Radermacher
Proc. ASME. IMECE2015, Volume 6B: Energy, V06BT07A009, November 13–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2015-52624
https://doi.org/10.1115/IMECE2015-52624
View Paper titled, Modeling and Optimization of a Novel Heat Recovery Design for Thermoelastic Cooling Systems
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Topics: Cooling systems, Design, Heat recovery, Modeling, Optimization, Thermoelasticity, Cooling, Cycles, Latent heat, Climate change
Journal Articles

Solar Hybrid Air Conditioner: Model Validation and Optimization

Ali Al-Alili, Yunho Hwang, Reinhard Radermacher
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research-Article
J. Sol. Energy Eng. June 2016, 138(3): 031003.
Paper No: SOL-15-1174
https://doi.org/10.1115/1.4032683
Published Online: February 23, 2016
View Article titled, Solar Hybrid Air Conditioner: Model Validation and Optimization
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Topics: Design, Optimization, Solar energy, Air conditioners
Proceedings Papers

Design and Testing of a Separate Sensible and Latent Cooling Packaged Terminal Air Conditioning Unit

Abdullah Alabdulkarem, Michael Cristiano, Yunho Hwang, Reinhard Radermacher
Proc. ASME. ES2015, Volume 1: Advances in Solar Buildings and Conservation; Climate Control and the Environment; Alternate Fuels and Infrastructure; ARPA-E; Combined Energy Cycles, CHP, CCHP, and Smart Grids; Concentrating Solar Power; Economic, Environmental, and Policy Aspects of Alternate Energy; Geothermal Energy, Harvesting, Ocean Energy and Other Emerging Technologies; Hydrogen Energy Technologies; Low/Zero Emission Power Plants and Carbon Sequestration; Micro and Nano Technology Applications and Materials, V001T01A001, June 28–July 2, 2015
Publisher: American Society of Mechanical Engineers
Paper No: ES2015-49065
https://doi.org/10.1115/ES2015-49065
View Paper titled, Design and Testing of a Separate Sensible and Latent Cooling Packaged Terminal Air Conditioning Unit
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Topics: Air conditioning, Cooling, Design, Testing, Modeling, Climate, Compression, Computer software, Cycles, Dehumidification
Proceedings Papers

Study on Performance Improvement of a Compressive Thermoelastic Cooling System Using Single Objective Optimization

Suxin Qian, Abdullah Alabdulkarem, Jiazhen Ling, Yunho Hwang, Reinhard Radermacher
Proc. ASME. ES2015, Volume 1: Advances in Solar Buildings and Conservation; Climate Control and the Environment; Alternate Fuels and Infrastructure; ARPA-E; Combined Energy Cycles, CHP, CCHP, and Smart Grids; Concentrating Solar Power; Economic, Environmental, and Policy Aspects of Alternate Energy; Geothermal Energy, Harvesting, Ocean Energy and Other Emerging Technologies; Hydrogen Energy Technologies; Low/Zero Emission Power Plants and Carbon Sequestration; Micro and Nano Technology Applications and Materials, V001T03A006, June 28–July 2, 2015
Publisher: American Society of Mechanical Engineers
Paper No: ES2015-49745
https://doi.org/10.1115/ES2015-49745
View Paper titled, Study on Performance Improvement of a Compressive Thermoelastic Cooling System Using Single Objective Optimization
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Topics: Cooling systems, Optimization, Thermoelasticity, Cooling, Cycles, Compression, Design, Dynamic models, Climate change, Flow (Dynamics)
Proceedings Papers

Self-Sufficient Photovoltaic Powered Chiller for Dairy Applications

Abdullah Alabdulkarem, Jan Muehlbauer, Yunho Hwang, Reinhard Radermacher
Proc. ASME. ES2015, Volume 2: Photovoltaics; Renewable-Non-Renewable Hybrid Power System; Smart Grid, Micro-Grid Concepts; Energy Storage; Solar Chemistry; Solar Heating and Cooling; Sustainable Cities and Communities, Transportation; Symposium on Integrated/Sustainable Building Equipment and Systems; Thermofluid Analysis of Energy Systems Including Exergy and Thermoeconomics; Wind Energy Systems and Technologies, V002T15A001, June 28–July 2, 2015
Publisher: American Society of Mechanical Engineers
Paper No: ES2015-49027
https://doi.org/10.1115/ES2015-49027
View Paper titled, Self-Sufficient Photovoltaic Powered Chiller for Dairy Applications
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Topics: Cooling, Design, Diesel engines, Diesel generators, Electric power generation, Hot water, Power grids, Solar energy, Solar power, Solar radiation
Proceedings Papers

Development of a Novel Two-Stage Heat Pump Clothes Dryer

Tao Cao, Jiazhen Ling, Yunho Hwang, Reinhard Radermacher
Proc. ASME. IMECE2014, Volume 6A: Energy, V06AT07A040, November 14–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2014-36048
https://doi.org/10.1115/IMECE2014-36048
View Paper titled, Development of a Novel Two-Stage Heat Pump Clothes Dryer
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Topics: Heat pumps, Cycles, Design, Heat exchangers, Vapors, Condensers (steam plant), Energy efficiency, Engineering prototypes, Engines, Motors
Proceedings Papers

Modeling of Hybrid Cooling Systems for Shipboard Application

Tao Cao, Hoseong Lee, Yunho Hwang, Reinhard Radermacher
Proc. ASME. ES2014, Volume 2: Economic, Environmental, and Policy Aspects of Alternate Energy; Fuels and Infrastructure, Biofuels and Energy Storage; High Performance Buildings; Solar Buildings, Including Solar Climate Control/Heating/Cooling; Sustainable Cities and Communities, Including Transportation; Thermofluid Analysis of Energy Systems, Including Exergy and Thermoeconomics, V002T10A001, June 30–July 2, 2014
Publisher: American Society of Mechanical Engineers
Paper No: ES2014-6303
https://doi.org/10.1115/ES2014-6303
View Paper titled, Modeling of Hybrid Cooling Systems for Shipboard Application
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Topics: Cooling systems, Modeling, Cooling, Fuel consumption, Cycles, Emissions, Photovoltaic power systems, Absorption, Batteries, Compression
Proceedings Papers

Performance Enhancement of Enhanced Herringbone Wavy-Fin Round Tube Inclined Heat Exchangers With and Without Hydrophilic Coating Using Evaporative Spray and Deluge Cooling

Sahil Popli, Yunho Hwang, Reinhard Radermacher
Proc. ASME. IMECE2013, Volume 8B: Heat Transfer and Thermal Engineering, V08BT09A035, November 15–21, 2013
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2013-62287
https://doi.org/10.1115/IMECE2013-62287
View Paper titled, Performance Enhancement of Enhanced Herringbone Wavy-Fin Round Tube Inclined Heat Exchangers With and Without Hydrophilic Coating Using Evaporative Spray and Deluge Cooling
Open the PDF for Performance Enhancement of Enhanced Herringbone Wavy-Fin Round Tube Inclined Heat Exchangers With and Without Hydrophilic Coating Using Evaporative Spray and Deluge Cooling in another window
Topics: Coating processes, Coatings, Cooling, Heat exchangers, Sprays, Water, Pressure drop, Fins, Temperature, Coolers
Proceedings Papers

Experimental Study on Performance of a Residential Combined Cooling, Heating and Power System Under Varying Building Load

Suxin Qian, Kyle Gluesenkamp, Yunho Hwang, Reinhard Radermacher
Proc. ASME. ES2013, ASME 2013 7th International Conference on Energy Sustainability, V001T14A001, July 14–19, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ES2013-18043
https://doi.org/10.1115/ES2013-18043
View Paper titled, Experimental Study on Performance of a Residential Combined Cooling, Heating and Power System Under Varying Building Load
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Topics: Cooling, Heating, Power systems (Machinery), Stress, Waste heat, Fuel consumption, Hot water, Sorption, Climate, Compression
Proceedings Papers

Optimization Study of a Hybrid Solar Air Conditioner

Ali Al-Alili, Yunho Hwang, Reinhard Radermacher
Proc. ASME. ES2013, ASME 2013 7th International Conference on Energy Sustainability, V001T01A008, July 14–19, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ES2013-18130
https://doi.org/10.1115/ES2013-18130
View Paper titled, Optimization Study of a Hybrid Solar Air Conditioner
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Topics: Air conditioners, Optimization, Solar energy, Design, Genetic algorithms, Matlab, Compression, Cycles, Flow (Dynamics), Simulation