Research, shared.
Ideas, tested.
Publications from the group and the research contributions of its team members.
Group publications
Conference papers
- 2026
Experimental Performance Evaluation of a Scroll Compressor Under Baseline, Vapor Injection, and Two-Phase Injection with Low GWP Refrigerant Using Modified Economized Compressor Load Stand
28th International Compressor Engineering Conference at Purdue, July 12–16, 2026, Paper 1302
Team members publications
Research contributions across our members’ careers, including work before joining the group.
Haotian Liu
Google ScholarView publications 48 records
Journal articles
- 2026
A hybrid physics-based machine learning framework for oil retention prediction: a comparative analysis of modeling approaches in refrigerant vapor lines
International Journal of Refrigeration, 182, 504-521
DOI: 10.1016/j.ijrefrig.2025.11.015 - 2026
- 2026
Scroll compressor technology development for next-generation R-410A replacement refrigerants with global warming potential < 150: Redesign and optimization framework
International Journal of Refrigeration, 188, 106978
DOI: 10.1016/j.ijrefrig.2026.106978 - 2025
Experimental analysis of a liquid-to-liquid two-stage R290 heat pump system for residential cold-climate applications
Applied Thermal Engineering, 278, 127223
DOI: 10.1016/j.applthermaleng.2025.127223 - 2025
Experimental comparison of cycle modifications and ejector control methods using variable geometry and CO2 pump in a multi-evaporator transcritical CO2 refrigeration system
International Journal of Refrigeration, 169, 226-240
DOI: 10.1016/j.ijrefrig.2024.10.001 - 2025
- 2025
- 2024
Electromagnetic-thermal co-optimization to minimize case-to-winding temperature rise in permanent magnet machines
Applied Thermal Engineering, 238, 122132
DOI: 10.1016/j.applthermaleng.2023.122132 - 2024
Investigation of a flexible triple-evaporator domestic refrigerator/freezer with R600a with integrated economization
International Journal of Refrigeration, 165, 375-392
DOI: 10.1016/j.ijrefrig.2024.05.029 - 2024
- 2023
Analytical prediction of stress and strain in adhesive tube-to-tube joints under thermal expansion/contraction
The Journal of Adhesion, 99(15), 2167-2190
DOI: 10.1080/00218464.2023.2178307 - 2023
Correlation to predict conditions that lead to liquid-flooding at compressor start-up as a function of evaporator size and fluid properties
International Journal of Refrigeration, 146, 349-356
DOI: 10.1016/j.ijrefrig.2022.11.017 - 2023
Mass flow characteristics and correlations of R454C flow through an electrical expansion valve in a heat pump split system
International Journal of Refrigeration, 155, 375-386
DOI: 10.1016/j.ijrefrig.2023.08.021 - 2022
A pressure and temperature cycling test stand with hot-gas bypass control for evaluation of adhesive joints in HVAC&R applications
International Journal of Refrigeration, 136, 134-141
DOI: 10.1016/j.ijrefrig.2022.01.025 - 2021
- 2017
Conference papers
- 2026
Experimental Performance Evaluation of a Scroll Compressor Under Baseline, Vapor Injection, and Two-Phase Injection with Low GWP Refrigerant Using Modified Economized Compressor Load Stand
28th International Compressor Engineering Conference at Purdue, July 12–16, 2026, Paper 1302
- 2025
Experimental Evaluation of a Wall-Embedded Micro Heat Pump for Radiant Heating in Buildings
2025 ASHRAE Winter Conference
DOI: 10.63044/w25wu52 - 2024
Coupled System and Heat Exchanger Optimizations for low-GWP Refrigerant Blends
20th International Refrigeration and Air Conditioning Conference at Purdue. July 14 - 18, 2024, Paper 2595.
- 2024
Design and Commissioning of a Facility for Studying Next-Generation High Performance Building Technologies and their Interactions with Occupants
8th International High Performance Buildings Conference at Purdue. July 14 - 18, 2024, Paper 3533.
- 2024
- 2024
Experimental Investigation of a Vapor-injected Reciprocating Compressor for the Use in a Multi-evaporator Domestic Refrigerator/Freezer
International Compressor Engineering Conference at Purdue. July 14 - 18, 2024, Paper 1488.
- 2024
Feasibility of Gravity Batteries in Residential Homes: A Case Study
8th International High Performance Buildings Conference at Purdue. July 14 - 18, 2024, Paper 3479.
- 2024
Holistic Thermal Modelling of Electrified Transport Refrigeration
20th International Refrigeration and Air Conditioning Conference at Purdue. July 14 - 18, 2024, Paper 2557.
- 2024
Investigation and Optimization of a Twin-Screw Compressor with Internal Cooling Channels
Springer Proceedings in Energy, 127-138
DOI: 10.1007/978-3-031-42663-6_11 - 2024
Investigation of Variable Wall-thickness Scroll Compressor Geometries for EV Heat Pump Applications
International Compressor Engineering Conference at Purdue. July 14 - 18, 2024, Paper 1513.
- 2024
Numerical Analysis and Optimization of a Bladeless Turbine for Refrigeration Cycles
20th International Refrigeration and Air Conditioning Conference at Purdue. July 14 - 18, 2024, Paper 2612.
- 2024
- 2024
Numerical Computation and Experimental Validation of the Thermodynamic and Mechanical Losses of an oil-injected and economized 4/6 twin-screw compressor
International Compressor Engineering Conference at Purdue. July 14 - 18, 2024, Paper 1593.
- 2024
- 2024
Performance Investigation of a Flexible Multi-evaporator Domestic Refrigerator/Freezer System with Integrated Economization
20th International Refrigeration and Air Conditioning Conference at Purdue. July 14 - 18, 2024, Paper 2487.
- 2024
Protecting Residential Electrical Infrastructure Through Advanced Control: The First Field Results
8th International High Performance Buildings Conference at Purdue. July 14 - 18, 2024, Paper 3138.
- 2024
- 2024
What Have We Learned From Field Demonstrations of Advanced Commercial HVAC Control?
8th International High Performance Buildings Conference at Purdue. July 14 - 18, 2024, Paper 3503.
- 2023
Predictions of Oil Retention in Horizontal and Vertical Refrigerant Vapor Lines of Unitary Split Systems using a Physics-Based Machine Learning-Aided Model
26th International Congress of Refrigeration. Paris, France, August 21 -25.
- 2023
The Development of a Packaged R-290 Cold Climate Heat Pump with External Flow Reversal for Residential Applications
ASHRAE and SCANVAC HVAC Cold Climate Conference 2023, Anchorage, Alaska, USA, March 6-8.
- 2023
Validation of a Thermal Model for Electromagnetic Co-Optimization of Electric Machines
2023 IEEE Energy Conversion Congress and Exposition (ECCE), 4099-4104
DOI: 10.1109/ecce53617.2023.10362916 - 2022
Conjugate heat transfer analysis of a twin-screw compressor with 4-6 configuration and internal cooling channels
IOP Conference Series: Materials Science and Engineering, 1267(1), 012014
DOI: 10.1088/1757-899x/1267/1/012014 - 2022
Coupled Design of High-Speed Motor Drive and Shaped Optimized Compressor Systems
International Compressor Engineering Conference at Purdue, July 10 – 14, 2022, Paper 1483.
- 2022
Evaporator Flooding upon Compressor Start-up as a Function of Heat Exchanger Geometry and Refrigerant
19th International Refrigeration and Air Conditioning Conference at Purdue. July 10 - 14, 2022, Paper 2355.
- 2022
Experimental and numerical analyses of the thermodynamic and mechanical performance of an oil-injected and economized 4/6 twin-screw compressor
IOP Conference Series: Materials Science and Engineering, 1267(1), 012022
DOI: 10.1088/1757-899x/1267/1/012022 - 2022
Experimental Quantification of the Thermodynamic and Mechanical Losses of an oil-injected and economized 4/6 twin-screw compressor
International Compressor Engineering Conference at Purdue, July 10 – 14, 2022, Paper 1566.
- 2022
Rotordynamic and Fatigue Analyses of a Twin-Screw Compressor with 4-6 Configuration and Internal Cooling Channels
International Compressor Engineering Conference at Purdue, July 10 – 14, 2022, Paper 1564.
- 2021
Mechanistic force analysis of single-screw compressor with 6-11 geometry configuration
International Compressor Engineering Conference at Purdue University. West Lafayette, IN, Virtual Conference, May 24-28, 2021, Paper 1580.
- 2021
Proof-of-concept testing of adhesive joints for HVAC&R applications
13th IEA Heat Pump Conference, Jeju, Korea, April 26-29, 2021, Paper 332.
Book chapters
- 2026
Preprints
- 2026
Reports
- 2017
Cosmin Mihai Udroiu
Google ScholarView publications 32 records
Journal articles
- 2026
A comprehensive numerical framework for 250 °C transcritical high-temperature heat pumps: optimization-driven benchmarking of system configurations and working fluids
Thermal Science and Engineering Progress, 75, 104735
DOI: 10.1016/j.tsep.2026.104735 - 2026
Energy performance and environmental assessment of a commercial ULT freezer retrofitted with low-GWP refrigerants and electronic expansion valves
International Journal of Refrigeration, 185, 89-102
DOI: 10.1016/j.ijrefrig.2026.02.003 - 2026
- 2026
Experimental evaluation of low-GWP refrigerants as drop-in alternatives to R23 for ultra-low temperature refrigeration
Thermal Science and Engineering Progress, 70, 104536
DOI: 10.1016/j.tsep.2026.104536 - 2026
- 2025
- 2025
Experimental retrofit of an R404A/R23 ultra-low temperature freezer using R448A and electronic expansion valves
International Journal of Refrigeration, 171, 217-227
DOI: 10.1016/j.ijrefrig.2025.01.017 - 2025
- 2024
- 2024
- 2023
Ternary refrigerant blends for ultra-low temperature refrigeration
International Journal of Refrigeration, 148, 108-116
DOI: 10.1016/j.ijrefrig.2023.01.006 - 2023
Thermodynamic evaluation of CO2 for ultra-low temperature refrigeration
Energy Conversion and Management: X, 20, 100446
DOI: 10.1016/j.ecmx.2023.100446 - 2023
Two-stage cascade configurations based on ejectors for ultra-low temperature refrigeration with natural refrigerants
International Journal of Thermofluids, 17, 100287
DOI: 10.1016/j.ijft.2023.100287 - 2022
Advanced two-stage cascade configurations for energy-efficient –80 °C refrigeration
Energy Conversion and Management, 267, 115907
DOI: 10.1016/j.enconman.2022.115907
Conference contributions
- 2026
Evaluación de refrigerantes de bajo pca para bombas de calor de alta temperatura en aplicaciones industriales entre 100 y 250 °C
XIII Congreso Ibérico y XI Congreso Iberoamericano de Ciencias y Técnicas de Frío · Spain
- 2025
Experimental Evaluation Of R290/R170 In Two-Stage Cascade Ultra-Low Temperature Refrigeration System With Internal Heat Exchanger And Comparison With HFC Baseline
1st IIR Conference on Refrigeration Adapting to Rising Temperatures · England
- 2025
Experimental Evaluation Of R472B As R23 Alternative For Ultra-low Temperature Refrigeration
1st IIR Conference on Refrigeration Adapting to Rising Temperatures · England
- 2025
Retrofit Of Lower-GWP Alternative R448A Into An R404A/R23 ULT Freezer
1st IIR Conference on Refrigeration Adapting to Rising Temperatures · England
- 2024
Ejector evaluation for ultra-low temperature refrigeration using natural refrigerants
8th IIR Conference on Sustainability and the Cold Chain · Japan
- 2024
Evaluación del eyector para refrigeración a temperatura ultra baja (-80 °C) usando refrigerantes naturales
XII Congreso Ibérico y X congreso Iberoamericano de Ciencias y Técnicas del Frío · Spain
- 2024
Low-GWP alternatives for an R-449A commercial refrigeration system
8th IIR Conference on Sustainability and the Cold Chain · Japan
- 2024
Refrigerantes de Bajo PCA para la Sustitución del R-449A en un Sistema de Refrigeración Comercial
XII Congreso Ibérico y X Congreso Iberoamericano de Ciencias y Técnicas de Frío · Spain
- 2024
Working fluid selection for the high-temperature stage of an ultra-low temperature refrigeration system
8th IIR Conference on Sustainability and the Cold Chain · Japan
- 2023
Experimental results of a high-temperature heat pump prototype with R1336mzz(Z) for various production temperatures
26th IIR International Congress of Refrigeration · France
DOI: 10.18462/iir.icr.2023.0077 - 2023
Influence of subcooling in R449A supermarket low-temperature refrigeration circuit using medium temperature cooling load
3rd IIR Conference on HFO Refrigerants and Low GWP Blends · China
- 2022
Compresión paralela en configuraciones en cascada para refrigeración a temperatura ultra baja
XI Congreso Ibérico y IX Congreso Iberoamericano de Ciencias y Técnicas del Frio · Spain
DOI: 10.31428/10317/11486 - 2022
Estudio de la tecnologia del eyector para la refrigeración a temperatura ultrabaja
Congreso Internacional de Tecnologias en Refrigeración · Mexico
- 2022
Liquid and vapour injection two-stage cycles in cascade configurations for ultra-low temperature refrigeration
7th IIR International Conference on Sustainability and the Cold Chain Online · United Kingdom
DOI: 10.18462/iir.iccc2022.1104 - 2021
Estudio de configuraciones basadas en cascada para refrigeración a temperatura ultra baja
Simposio nacional de tecnologias del frio · Mexico
Book chapters
- 2025
Energieeffiziente Technologien für ultratiefkühlende Kühlung
Intelligente und nachhaltige Technologie für widerstandsfähige Städte und Gemeinden, 337–351
German translation of the 2022 chapter.
DOI: 10.1007/978-981-97-9034-0_22 - 2022
Energy-Efficient Technologies for Ultra-Low Temperature Refrigeration
Smart and Sustainable Technology for Resilient Cities and Communities, 309-322
DOI: 10.1007/978-981-16-9101-0_22
Conference posters
- 2023
Study of cascade configurations for ultralow-temperature refrigeration
WORLD SUSTAINABLE ENERGY DAYS · Austria
Muhammad Shummas Humayun
Google ScholarView publications 1 record
Journal articles
- 2024
CFD analysis of iodine mass transfer coupled with a chemical reaction in a filtered containment venting system
Progress in Nuclear Energy, 168, 105012
DOI: 10.1016/j.pnucene.2023.105012
Rasheed Shittu
Google ScholarView publications 1 record
Conference papers
- 2026
Experimental Performance Evaluation of a Scroll Compressor Under Baseline, Vapor Injection, and Two-Phase Injection with Low GWP Refrigerant Using Modified Economized Compressor Load Stand
28th International Compressor Engineering Conference at Purdue, July 12–16, 2026, Paper 1302
Pouria Moghimi Ghadikolaei
Google ScholarExplore publications on Google Scholar.
Muhammad Hasanat Khan
View publications 1 record
Conference papers
- 2026
Experimental Performance Evaluation of a Scroll Compressor Under Baseline, Vapor Injection, and Two-Phase Injection with Low GWP Refrigerant Using Modified Economized Compressor Load Stand
28th International Compressor Engineering Conference at Purdue, July 12–16, 2026, Paper 1302
Bibliographies compiled from available author and publisher records. Visit the linked Google Scholar profiles for additional entries and updates.
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haotian.liu@okstate.edu