Brian A Fricke Research and Development Staff Contact frickeba@ornl.gov | 865.576.0822 All Publications Mitigation of Safety and Environmental Challenges Posed by Low and Ultra-low GWP Refrigerants... Experimental Study on Flow Condensation of Low Global Warming Potential Refrigerants in a Micro-fin Aluminum Tube... System Modeling of Frost/Defrost Cycles in Heat Pumps Material selection and manufacturing for high-temperature heat exchangers: Review of state-of-the-art development, opportunities, and challenges A Simulation Study of 120V Heat Pump Water Heaters Benchmark Testing of Two Residential Refrigerators Using R-600a In tube condensation of low global warming potential refrigerants in an axial micro-fin aluminum tube Development of a micro-combined heat and power powered by an opposed-piston engine in building applications A multifunctional rooftop unit for direct air capture Heat Exchangers Circuitry Optimization using Low-GWP Refrigerants in Reversible Heat Pump Applications A NUMERICAL STUDY OF REFRIGERANT LEAKAGE FROM A PROPANE-BASED REFRIGERATION SYSTEM Building Technologies Office 03.02.02.38 Milestone Report— Technology Options for Low Environmental Impact Air-Conditioning and Refrigeration Systems A Propane Hydronic Heat Pump with Energy Storage... Dynamic model-based feature extraction for fault detection and diagnosis of a supermarket refrigeration system Air Conditioning Systems Fault Detection and Diagnosis-Based Sensing and Data-Driven Approaches Heat Pumps in the United States: Market Potentials, Challenges and Opportunities Development of a simplified calibrated building simulation model of a supermarket for proposed ECMs and control strategies im... Automated fault detection and diagnosis deployment Internet of Things solution for building energy system Connected Loads – Grid Connected Appliances: Deployment IoT Solution for Fault Detection and Diagnostics Gray-Box Fault Models and Applications for Low–Carbon Emission CO2 Refrigeration Systems... In Tube Condensation Heat Transfer and Pressure Drop for R454B and R32—Potential Replacements for R410A... Critical Analysis of Replacements for R-410A in Heat Pump Applications... Grey-box Fault Models and Applications for Low Carbon Emission CO2 Refrigeration System... Dataset of ultralow temperature refrigeration for COVID 19 vaccine distribution solution... Optimization of Residential Air Source Heat Pump using Low–Global Warming Potential Refrigerants... Pagination Current page 1 Page 2 Page 3 Next page ›› Last page Last » Key Links ORCID Organizations Energy Science and Technology Directorate Buildings and Transportation Science Division Building Technologies Research Section Building Equipment Research Group User Facilities Building Technologies Research and Integration Center