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Journal Articles

The Application of a Non-Intrusive Methodology to Estimate Particle Egress Rate and Advective Heat Losses of a Falling Particle Receiver During On-Sun Tests

Jesus D. Ortega, Clifford K. Ho, Guillermo Anaya, Peter Vorobieff, Gowtham Mohan
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. August 2024, 146(4): 041011.
Paper No: SOL-22-1243
https://doi.org/10.1115/1.4064111
Published Online: May 15, 2024
View Article titled, The Application of a Non-Intrusive Methodology to Estimate Particle Egress Rate and Advective Heat Losses of a Falling Particle Receiver During On-Sun Tests
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Topics: Particulate matter, Temperature, Heat losses
Journal Articles

Potential Impacts of Climate Change on Renewable Energy and Storage Requirements for Grid Reliability and Resource Adequacy

Clifford K. Ho, Erika L. Roesler, Tu Nguyen, James Ellison
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. October 2023, 145(10): 100904.
Paper No: JERT-23-1127
https://doi.org/10.1115/1.4062891
Published Online: July 24, 2023
View Article titled, Potential Impacts of Climate Change on Renewable Energy and Storage Requirements for Grid Reliability and Resource Adequacy
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Topics: Batteries, Climate, Climate change, Solar energy, Storage, Temperature, Uncertainty, Wind, Modeling
Journal Articles

A Non-Intrusive Particle Temperature Extraction Methodology Using Infrared and Visible-Image Sequences for High-Temperature Particle Plumes

Jesus D. Ortega, Clifford K. Ho, Guillermo Anaya, Peter Vorobieff, Gowtham Mohan
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. August 2023, 145(4): 041010.
Paper No: SOL-22-1032
https://doi.org/10.1115/1.4055703
Published Online: January 27, 2023
View Article titled, A Non-Intrusive Particle Temperature Extraction Methodology Using Infrared and Visible-Image Sequences for High-Temperature Particle Plumes
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Topics: Particulate matter, Temperature, Plumes (Fluid dynamics)
Journal Articles

Bulk Velocity and Mass Flowrate Estimation of Particle Plumes Through Particle Image Velocimetry Analysis of Thermogram Sequences

Jesus D. Ortega, Guillermo Anaya, Clifford K. Ho, Peter Vorobieff, Gowtham Mohan
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. August 2023, 145(4): 041007.
Paper No: SOL-22-1036
https://doi.org/10.1115/1.4054358
Published Online: January 17, 2023
View Article titled, Bulk Velocity and Mass Flowrate Estimation of Particle Plumes Through Particle Image Velocimetry Analysis of Thermogram Sequences
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Topics: Particulate matter, Plumes (Fluid dynamics), Temperature
Proceedings Papers

Probabilistic Modeling of Climate Change Impacts on Renewable Energy and Storage Requirements For NM’s Energy Transition Act

Clifford K. Ho, Erika L. Roesler, Tu Nguyen, James Ellison
Proc. ASME. ES2022, ASME 2022 16th International Conference on Energy Sustainability, V001T01A004, July 11–13, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ES2022-81870
https://doi.org/10.1115/ES2022-81870
View Paper titled, Probabilistic Modeling of Climate Change Impacts on Renewable Energy and Storage Requirements For NM’s Energy Transition Act
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Topics: Batteries, Climate change, Modeling, Renewable energy, Storage
Proceedings Papers

A Non-Intrusive Particle Temperature Measurement Methodology Using Thermogram and Visible-Light Image Sets

Jesus D. Ortega, Guillermo Anaya, Clifford K. Ho, Peter Vorobieff, Gowtham Mohan
Proc. ASME. ES2022, ASME 2022 16th International Conference on Energy Sustainability, V001T05A004, July 11–13, 2022
Publisher: American Society of Mechanical Engineers
Paper No: ES2022-81801
https://doi.org/10.1115/ES2022-81801
View Paper titled, A Non-Intrusive Particle Temperature Measurement Methodology Using Thermogram and Visible-Light Image Sets
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Topics: Light, Particulate matter, Temperature, Temperature measurement, Visible spectrum
Proceedings Papers

Pore-Scale Modeling of Enhanced Vapor Diffusion in Porous Media

Stephen W. Webb, Clifford K. Ho
Proc. ASME. IMECE97, Fluids Engineering, 457-468, November 16–21, 1997
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1997-0803
https://doi.org/10.1115/IMECE1997-0803
View Paper titled, Pore-Scale Modeling of Enhanced Vapor Diffusion in Porous Media
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Topics: Diffusion (Physics), Modeling, Porous materials, Vapors, Vacuum, Condensation, Engineering simulation, Evaporation, Linear systems, Simulation
Proceedings Papers

Models of Fracture-Matrix Interactions During Multiphase Heat and Mass Flow in Unsaturated Fractured Porous Media

Clifford K. Ho
Proc. ASME. IMECE97, Fluids Engineering, 401-412, November 16–21, 1997
Publisher: American Society of Mechanical Engineers
Paper No: IMECE1997-0798
https://doi.org/10.1115/IMECE1997-0798
View Paper titled, Models of Fracture-Matrix Interactions During Multiphase Heat and Mass Flow in Unsaturated Fractured Porous Media
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Topics: Flow (Dynamics), Fracture (Materials), Fracture (Process), Heat, Porous materials, Permeability, Electrical conductance, Engineering simulation, Numerical analysis, Simulation
Journal Articles

Effect of Quartz Aperture Covers on the Fluid Dynamics and Thermal Efficiency of Falling Particle Receivers

Lindsey Yue, Brantley Mills, Josh Christian, Clifford K. Ho
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. August 2022, 144(4): 041008.
Paper No: SOL-20-1304
https://doi.org/10.1115/1.4053449
Published Online: March 2, 2022
View Article titled, Effect of Quartz Aperture Covers on the Fluid Dynamics and Thermal Efficiency of Falling Particle Receivers
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Topics: Particulate matter, Quartz, Radiation (Physics), Shells, Temperature, Thermal efficiency, Fluid dynamics
Journal Articles

Sensitivity Analysis of the Levelized Cost of Electricity for a Particle-Based Concentrating Solar Power System

Luis F. González-Portillo, Kevin J. Albrecht, Jeremy Sment, Brantley Mills, Clifford K. Ho
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research Papers
J. Sol. Energy Eng. June 2022, 144(3): 030902.
Paper No: SOL-21-1239
https://doi.org/10.1115/1.4053167
Published Online: January 13, 2022
View Article titled, Sensitivity Analysis of the Levelized Cost of Electricity for a Particle-Based Concentrating Solar Power System
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Topics: Particulate matter, Sensitivity analysis, Solar energy, Storage, Thermodynamic power cycles, Uncertainty, Heat exchangers, Thermal energy storage
Proceedings Papers

Terrestrial Heat Repository for Months of Storage (THERMS): A Novel Radial Thermocline System

Clifford K. Ho, Walter Gerstle
Proc. ASME. ES2021, ASME 2021 15th International Conference on Energy Sustainability, V001T06A003, June 16–18, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ES2021-63066
https://doi.org/10.1115/ES2021-63066
View Paper titled, Terrestrial Heat Repository for Months of Storage (THERMS): A Novel Radial Thermocline System
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Topics: Computational fluid dynamics, Heat, Storage, Particulate matter, Heat transfer, Wells, Air flow, Energy storage, Engineering simulation, Flow (Dynamics)
Proceedings Papers

Development and Testing of a 20 kW Moving Packed-Bed Particle-To-sCO2 Heat Exchanger and Test Facility

Kevin J. Albrecht, Hendrik F. Laubscher, Matthew D. Carlson, Clifford K. Ho
Proc. ASME. ES2021, ASME 2021 15th International Conference on Energy Sustainability, V001T02A017, June 16–18, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ES2021-64050
https://doi.org/10.1115/ES2021-64050
View Paper titled, Development and Testing of a 20 kW Moving Packed-Bed Particle-To-sCO2 Heat Exchanger and Test Facility
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Topics: Heat exchangers, Particulate matter, Test facilities, Testing
Proceedings Papers

Sensitivity Analysis of the Levelized Cost of Electricity for a Particle-Based CSP System

Luis F. González-Portillo, Kevin J. Albrecht, Jeremy Sment, Brantley Mills, Clifford K. Ho
Proc. ASME. ES2021, ASME 2021 15th International Conference on Energy Sustainability, V001T02A008, June 16–18, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ES2021-63223
https://doi.org/10.1115/ES2021-63223
View Paper titled, Sensitivity Analysis of the Levelized Cost of Electricity for a Particle-Based CSP System
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Topics: Particulate matter, Sensitivity analysis
Proceedings Papers

Application Methods for Refractory Insulation in Hot Particle Storage Bins

Jeremy N. Sment, Matthew Lambert, Kevin J. Albrecht, Clifford K. Ho, Murphy Davidson
Proc. ASME. ES2021, ASME 2021 15th International Conference on Energy Sustainability, V001T02A015, June 16–18, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ES2021-63923
https://doi.org/10.1115/ES2021-63923
View Paper titled, Application Methods for Refractory Insulation in Hot Particle Storage Bins
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Topics: Gunite, Insulation, Particulate matter, Storage, Thermal energy storage
Proceedings Papers

Particle Plume Velocities Extracted From High-Speed Thermograms Through Particle Image Velocimetry

Jesus D. Ortega, Guillermo Anaya, Peter Vorobieff, Clifford K. Ho, Gowtham Mohan
Proc. ASME. ES2021, ASME 2021 15th International Conference on Energy Sustainability, V001T02A009, June 16–18, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ES2021-63336
https://doi.org/10.1115/ES2021-63336
View Paper titled, Particle Plume Velocities Extracted From High-Speed Thermograms Through Particle Image Velocimetry
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Topics: Particulate matter, Plumes (Fluid dynamics)
Proceedings Papers

Near-Field and Far-Field Sampling of Aerosol Plumes to Evaluate Particulate Emission Rates From a Falling Particle Receiver During On-Sun Testing

Andrew Glen, Darielle Dexheimer, Andres L. Sanchez, Clifford K. Ho, Swarup China, Fan Mei, Nurun Nahar Lata
Proc. ASME. ES2021, ASME 2021 15th International Conference on Energy Sustainability, V001T02A011, June 16–18, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ES2021-63466
https://doi.org/10.1115/ES2021-63466
View Paper titled, Near-Field and Far-Field Sampling of Aerosol Plumes to Evaluate Particulate Emission Rates From a Falling Particle Receiver During On-Sun Testing
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Topics: Aerosols, Emissions, Particulate matter, Plumes (Fluid dynamics), Testing
Proceedings Papers

Receiver Outlet Temperature Control for Falling Particle Receiver Applications

Nathan Schroeder, Henk Laubscher, Brantley Mills, Clifford K. Ho
Proc. ASME. ES2021, ASME 2021 15th International Conference on Energy Sustainability, V001T02A004, June 16–18, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ES2021-62319
https://doi.org/10.1115/ES2021-62319
View Paper titled, Receiver Outlet Temperature Control for Falling Particle Receiver Applications
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Topics: Concentrating solar power, Flow (Dynamics), Particulate matter, Temperature control
Proceedings Papers

A Non-Intrusive Particle Temperature Measurement Methodology Using Thermogram and Visible-Light Image Sets

Jesus D. Ortega, Clifford K. Ho, Guillermo Anaya, Peter Vorobieff, Gowtham Mohan
Proc. ASME. ES2021, ASME 2021 15th International Conference on Energy Sustainability, V001T02A013, June 16–18, 2021
Publisher: American Society of Mechanical Engineers
Paper No: ES2021-63791
https://doi.org/10.1115/ES2021-63791
View Paper titled, A Non-Intrusive Particle Temperature Measurement Methodology Using Thermogram and Visible-Light Image Sets
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Topics: Light, Particulate matter, Temperature, Temperature measurement, Visible spectrum
Proceedings Papers

Improving Next-Generation Falling Particle Receiver Designs Subject to Anticipated Operating Conditions

Brantley Mills, Reid Shaeffer, Lindsey Yue, Clifford K. Ho
Proc. ASME. ES2020, ASME 2020 14th International Conference on Energy Sustainability, V001T02A013, June 17–18, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ES2020-1667
https://doi.org/10.1115/ES2020-1667
View Paper titled, Improving Next-Generation Falling Particle Receiver Designs Subject to Anticipated Operating Conditions
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Topics: Particulate matter, Thermal efficiency, Wind
Proceedings Papers

Evaluating the Effective Solar Absorptance of Dilute Particle Configurations

Clifford K. Ho, Luis F. González-Portillo, Kevin J. Albrecht
Proc. ASME. ES2020, ASME 2020 14th International Conference on Energy Sustainability, V001T02A015, June 17–18, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ES2020-1676
https://doi.org/10.1115/ES2020-1676
View Paper titled, Evaluating the Effective Solar Absorptance of Dilute Particle Configurations
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Topics: Concentrating solar power, Particulate matter, Solar energy