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Laura Schaefer
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Proceedings Papers

From Waste to Resource: A Techno-Economic Evaluation of a CO 2 Heat Pump and ORC Combined System With Photovoltaic Integration and Thermal Storage

Kashif Liaqat, Shima Soleimani, Sophie Leibowitz, Jörg Temming, Heiner Kösters, Laura Schaefer
Proc. ASME. ES2024, ASME 2024 18th International Conference on Energy Sustainability, V001T04A002, July 15–17, 2024
Publisher: American Society of Mechanical Engineers
Paper No: ES2024-130180
https://doi.org/10.1115/ES2024-130180
View Paper titled, From Waste to Resource: A Techno-Economic Evaluation of a CO 2 Heat Pump and ORC Combined System With Photovoltaic Integration and Thermal Storage
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Topics: Carbon dioxide, Economics , Heat pumps, Heating, Organic Rankine cycle, Thermal energy storage
Proceedings Papers

Optimal Operation of a District Heating System Using a PV-Assisted CO 2 Heat Pump and Thermal Energy Storage

Shima Soleimani, Kashif Liaqat, Jörg Temming, Heiner Kösters, Laura Schaefer
Proc. ASME. ES2024, ASME 2024 18th International Conference on Energy Sustainability, V001T04A003, July 15–17, 2024
Publisher: American Society of Mechanical Engineers
Paper No: ES2024-130332
https://doi.org/10.1115/ES2024-130332
View Paper titled, Optimal Operation of a District Heating System Using a PV-Assisted CO 2 Heat Pump and Thermal Energy Storage
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Topics: Carbon dioxide, Central heating, Heat pumps, Pareto optimization, Thermal energy storage
Journal Articles

Enhancing CO 2 Water-to-Water Heat Pump Performance Through the Application of a Multi-Objective Evolutionary Algorithm

Shima Soleimani, Laura Schaefer, Kashif Liaqat, Aaron Cole, Jörg Temming, Heiner Kösters
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. May 2024, 146(5): 051701.
Paper No: JERT-23-1653
https://doi.org/10.1115/1.4064657
Published Online: February 26, 2024
View Article titled, Enhancing CO 2 Water-to-Water Heat Pump Performance Through the Application of a Multi-Objective Evolutionary Algorithm
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Topics: Carbon dioxide, Heat pumps, Optimization, Pressure, Temperature, Water, Compressors, Cycles, Heating
Proceedings Papers

An Optimization Study of CO 2 Heat Pump Water Heaters Using NSGA-II

Shima Soleimani, Laura Schaefer, Kashif Liaqat, Aaron Cole, Jörg Temming, Heiner Kösters
Proc. ASME. ES2023, ASME 2023 17th International Conference on Energy Sustainability, V001T02A014, July 10–12, 2023
Publisher: American Society of Mechanical Engineers
Paper No: ES2023-107445
https://doi.org/10.1115/ES2023-107445
View Paper titled, An Optimization Study of CO 2 Heat Pump Water Heaters Using NSGA-II
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Topics: Carbon dioxide, Heat pumps, Hot water heating, Optimization
Proceedings Papers

Numerical Simulation of Heat Conduction Problems With the Lattice Boltzmann Method (LBM) and Discrete Boltzmann Method (DBM): A Comparative Study

Leitao Chen, Timothy Petrosius, Laura Schaefer
Proc. ASME. HT2020, ASME 2020 Heat Transfer Summer Conference, V001T02A008, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: HT2020-8972
https://doi.org/10.1115/HT2020-8972
View Paper titled, Numerical Simulation of Heat Conduction Problems With the Lattice Boltzmann Method (LBM) and Discrete Boltzmann Method (DBM): A Comparative Study
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Topics: Computer simulation, Finite volume methods, Heat conduction, Lattice Boltzmann methods
Proceedings Papers

A Multi-Relaxation-Time Finite Volume Discrete Boltzmann Method for Viscous Flows

Leitao Chen, Hamid Sadat, Laura Schaefer
Proc. ASME. AJKFluids2019, Volume 2: Computational Fluid Dynamics, V002T02A032, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5034
https://doi.org/10.1115/AJKFluids2019-5034
View Paper titled, A Multi-Relaxation-Time Finite Volume Discrete Boltzmann Method for Viscous Flows
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Topics: Collisions (Physics), Diffusion (Physics), Errors, Flow (Dynamics), Lattice Boltzmann methods, Relaxation (Physics)
Proceedings Papers

An Accurate Unstructured Finite Volume Discrete Boltzmann Method

Leitao Chen, Laura Schaefer, Xiaofeng Cai
Proc. ASME. IMECE2018, Volume 7: Fluids Engineering, V007T09A010, November 9–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2018-87136
https://doi.org/10.1115/IMECE2018-87136
View Paper titled, An Accurate Unstructured Finite Volume Discrete Boltzmann Method
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Topics: Boundary-value problems, Finite volume methods, Interpolation, Lattice Boltzmann methods, Particulate matter, Spacetime, Viscosity
Proceedings Papers

The Lattice Boltzmann Equation Method for Complex Flows

Laura Schaefer, Michael Ikeda, Jie Bao
Proc. ASME. ICNMM2012, ASME 2012 10th International Conference on Nanochannels, Microchannels, and Minichannels, 687-699, July 8–12, 2012
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2012-73049
https://doi.org/10.1115/ICNMM2012-73049
View Paper titled, The Lattice Boltzmann Equation Method for Complex Flows
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Topics: Flow (Dynamics), Lattice Boltzmann methods, Temperature effects
Journal Articles

Flow Rate Optimization of a Linear Concentrating Photovoltaic System

Tony Kerzmann, Laura Schaefer
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research-Article
J. Sol. Energy Eng. May 2013, 135(2): 021009.
Paper No: SOL-10-1194
https://doi.org/10.1115/1.4023006
Published Online: January 7, 2013
View Article titled, Flow Rate Optimization of a Linear Concentrating Photovoltaic System
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Topics: Flow (Dynamics), Optimization, Simulation, Temperature, Pumps, Solar energy, Thermal energy, Climate change, Photovoltaic power systems, Cooling
Proceedings Papers

Fabrication and Performance Evaluation of Miniaturized Proton Exchange Membrane (PEM) Fuel Cells

Tao Zhang, Pei-Wen Li, Qing-Ming Wang, Laura Schaefer, Minking K. Chyu
Proc. ASME. FUELCELL2003, 1st International Fuel Cell Science, Engineering and Technology Conference, 129-136, April 21–23, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FUELCELL2003-1709
https://doi.org/10.1115/FUELCELL2003-1709
View Paper titled, Fabrication and Performance Evaluation of Miniaturized Proton Exchange Membrane (PEM) Fuel Cells
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Topics: Fuel cells, Manufacturing, Performance evaluation, Proton exchange membranes, Brass (Metal), Current density, Mass transfer, Membranes, Natural convection, Oxygen
Proceedings Papers

Investigation of the Energy Budget in an Internal Reforming Tubular Type Solid Oxide Fuel Cell Through Numerical Computation

Pei-Wen Li, Laura Schaefer, Minking K. Chyu
Proc. ASME. IJPGC2003, 2003 International Joint Power Generation Conference, 923-930, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: IJPGC2003-40126
https://doi.org/10.1115/IJPGC2003-40126
View Paper titled, Investigation of the Energy Budget in an Internal Reforming Tubular Type Solid Oxide Fuel Cell Through Numerical Computation
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Topics: Computation, Energy budget (Physics), Solid oxide fuel cells, Current density, Heating, Joules, Thermal energy, Electrochemical reactions, Electrons, Energy conversion
Proceedings Papers

Interdigitated Heat/Mass Transfer and Chemical/Electrochemical Reactions in a Planar Type Solid Oxide Fuel Cell

Pei-Wen Li, Laura Schaefer, Minking K. Chyu
Proc. ASME. HT2003, Heat Transfer: Volume 1, 561-568, July 21–23, 2003
Publisher: American Society of Mechanical Engineers
Paper No: HT2003-47436
https://doi.org/10.1115/HT2003-47436
View Paper titled, Interdigitated Heat/Mass Transfer and Chemical/Electrochemical Reactions in a Planar Type Solid Oxide Fuel Cell
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Topics: Electrochemical reactions, Heat, Mass transfer, Solid oxide fuel cells, Fuels, Anodes, Current density, Electrolytes, Temperature, Air flow
Proceedings Papers

Numerical Simulation of Heat Transfer and Fluid Flow of a Flat-Tube High Power Density Solid Oxide Fuel Cell

Yixin Lu, Laura Schaefer, Peiwen Li
Proc. ASME. FUELCELL2004, 2nd International Conference on Fuel Cell Science, Engineering and Technology, 369-374, June 14–16, 2004
Publisher: American Society of Mechanical Engineers
Paper No: FUELCELL2004-2494
https://doi.org/10.1115/FUELCELL2004-2494
View Paper titled, Numerical Simulation of Heat Transfer and Fluid Flow of a Flat-Tube High Power Density Solid Oxide Fuel Cell
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Topics: Computer simulation, Fluid dynamics, Heat transfer, Power density, Simulation, Solid oxide fuel cells
Proceedings Papers

Computation of the Conjugating Heat Transfer of Fuel and Oxidant Separated by a Heat-Generating Cell Tube in a Solid Oxide Fuel Cell

Pei-Wen Li, Laura Schaefer, Qing-Ming Wang, Minking K. Chyu
Proc. ASME. IMECE2002, Heat Transfer, Volume 7, 423-430, November 17–22, 2002
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2002-32564
https://doi.org/10.1115/IMECE2002-32564
View Paper titled, Computation of the Conjugating Heat Transfer of Fuel and Oxidant Separated by a Heat-Generating Cell Tube in a Solid Oxide Fuel Cell
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Topics: Computation, Fuels, Heat, Heat transfer, Solid oxide fuel cells, Temperature, Fuel cells, Pressure, Carbon, Carbon dioxide
Proceedings Papers

The Energy Budget in Tubular and Planar Type Solid Oxide Fuel Cells Studied Through Numerical Simulation

Pei-Wen Li, Laura Schaefer, Minking K. Chyu
Proc. ASME. IMECE2003, Heat Transfer, Volume 2, 429-436, November 15–21, 2003
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2003-42426
https://doi.org/10.1115/IMECE2003-42426
View Paper titled, The Energy Budget in Tubular and Planar Type Solid Oxide Fuel Cells Studied Through Numerical Simulation
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Topics: Computer simulation, Energy budget (Physics), Solid oxide fuel cells, Flow (Dynamics), Chemical reactions, Electricity (Physics), Electrochemical reactions, Electromotive force, Entropy, Fuel cells
Proceedings Papers

Lattice Boltzmann Simulation of Two-Phase Flow and Heat Transfer in a Rectangular Channel

Peng Yuan, Laura Schaefer
Proc. ASME. IMECE2004, Fluids Engineering, 463-473, November 13–19, 2004
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2004-59437
https://doi.org/10.1115/IMECE2004-59437
View Paper titled, Lattice Boltzmann Simulation of Two-Phase Flow and Heat Transfer in a Rectangular Channel
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Topics: Heat transfer, Lattice Boltzmann methods, Scalars, Simulation, Two-phase flow
Journal Articles

A Thermal Lattice Boltzmann Two-Phase Flow Model and Its Application to Heat Transfer Problems—Part 1. Theoretical Foundation

Peng Yuan, Laura Schaefer
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Technical Papers
J. Fluids Eng. January 2006, 128(1): 142–150.
https://doi.org/10.1115/1.2137343
Published Online: August 10, 2005
View Article titled, A Thermal Lattice Boltzmann Two-Phase Flow Model and Its Application to Heat Transfer Problems—Part 1. Theoretical Foundation
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Topics: Density, Fluids, Heat transfer, Lattice Boltzmann methods, Scalars, Simulation, Temperature, Two-phase flow, Fluid dynamics, Particulate matter
Journal Articles

A Thermal Lattice Boltzmann Two-Phase Flow Model and Its Application to Heat Transfer Problems—Part 2. Integration and Validation

Peng Yuan, Laura Schaefer
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Technical Papers
J. Fluids Eng. January 2006, 128(1): 151–156.
https://doi.org/10.1115/1.2137344
Published Online: August 10, 2005
View Article titled, A Thermal Lattice Boltzmann Two-Phase Flow Model and Its Application to Heat Transfer Problems—Part 2. Integration and Validation
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Topics: Flow (Dynamics), Fluids, Heat transfer, Lattice Boltzmann methods, Rayleigh number, Temperature, Two-phase flow, Gravity (Force), Density, Scalars
Journal Articles

Numerical Simulation of Heat Transfer and Fluid Flow of a Flat-Tube High Power Density Solid Oxide Fuel Cell

Yixin Lu, Laura Schaefer, Peiwen Li
Journal: Journal of Electrochemical Energy Conversion and Storage
Publisher: ASME
Article Type: Article
J. Electrochem. En. Conv. Stor. February 2005, 2(1): 65–69.
https://doi.org/10.1115/1.1843120
Published Online: September 23, 2004
View Article titled, Numerical Simulation of Heat Transfer and Fluid Flow of a Flat-Tube High Power Density Solid Oxide Fuel Cell
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Topics: Fluid dynamics, Fuels, Heat transfer, Power density, Solid oxide fuel cells, Temperature, Computer simulation, Flow (Dynamics)
Journal Articles

A Numerical Model Coupling the Heat and Gas Species’ Transport Processes in a Tubular SOFC

Pei-Wen Li, Laura Schaefer, Minking K. Chyu
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Technical Papers
J. Heat Mass Transfer. April 2004, 126(2): 219–229.
https://doi.org/10.1115/1.1667528
Published Online: May 4, 2004
View Article titled, A Numerical Model Coupling the Heat and Gas Species’ Transport Processes in a Tubular SOFC
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Topics: Flow (Dynamics), Fuel cells, Fuels, Heat, Mass transfer, Solid oxide fuel cells, Temperature, Electrochemical reactions, Heating, Electrolytes