Professor, Technical Institute of Physics and Chemistry of the Chinese Academy of Sciences, China
Changlei Ke is an accomplished researcher specializing in cryogenic engineering and turbo-expander systems. He earned his Bachelor of Engineering from Zhejiang University in Energy and Environmental System Engineering, focusing on pulse tube refrigerators, and his Ph.D. from the Technical Institute of Physics and Chemistry, CAS, where he optimized miniature cryogenic helium turbo-expanders. Currently, as an Associate Researcher at the Technical Institute of Physics and Chemistry, CAS, Changlei has authored impactful publications and contributed to cutting-edge advancements in cryogenics. His work has garnered over 40 citations and recognition in the fields of energy efficiency and cryogenic systems.
PROFILE
Scopus
Strengths for the Award
Dr. Changlei Ke demonstrates substantial contributions to the field of energy and cryogenics, particularly in the optimization of cryogenic systems and turbo-expanders. Notable strengths include:
- Strong Academic Background: With a Bachelor’s degree in Energy and Environmental System Engineering from Zhejiang University and a Ph.D. in Power Engineering and Engineering Thermophysics from the Technical Institute of Physics and Chemistry, CAS, Dr. Ke possesses a deep understanding of advanced cryogenic engineering concepts.
- Focused Research Contributions: His research in cryogenic helium turbo-expanders and miniature cryogenic engineering is pivotal for industrial and scientific applications, particularly in energy efficiency and system optimization.
- High-Quality Publications: Dr. Ke has authored impactful papers, including high-speed rotor dynamics and gas bearing performance studies, published in esteemed journals like International Journal of Hydrogen Energy and Cryogenics. His work has been cited 44 times, indicating recognition and influence in the research community.
- Innovation and Practical Application: The numerical and experimental studies on gas bearings and turbo-expander stators have advanced understanding in both hydrogen liquefaction and helium-based cooling systems, demonstrating practical relevance.
- Professional Experience: Progression from Assistant Research Fellow to Associate Researcher highlights his continuous professional growth and leadership within the Technical Institute of Physics and Chemistry, CAS.
Areas for Improvement
- Broader Research Engagement: While Dr. Ke’s work is specialized and highly impactful, further exploration of interdisciplinary applications or collaborations in related domains, such as renewable energy systems or sustainable cryogenics, could expand his influence.
- Funding and Grant Acquisition: Greater visibility and involvement in leading funded projects could enhance his profile as a principal investigator and bolster his credentials.
- Global Networking: Increasing international collaborations and participation in global conferences might further elevate his visibility and enable cross-disciplinary innovations.
Education
๐ Bachelorโs Degree: Changlei Ke graduated from Zhejiang University in 2014 with a major in Energy and Environmental System Engineering. His research focused on pulse tube refrigerators, culminating in his thesis titled “Study of Phase Shifting Mechanism of Inertance Tube at Low Temperatures.”
๐ Ph.D. Degree: He completed his Ph.D. at the Technical Institute of Physics and Chemistry, CAS, in 2019, specializing in Power Engineering and Engineering Thermophysics. His research involved large-scale cryogenic engineering, with a dissertation on “The Optimization of Miniature Cryogenic Helium Turbo-expander.”
Experience
๐ผ Assistant Research Fellow: From July 2019 to July 2024, Changlei Ke served as an Assistant Research Fellow at the Technical Institute of Physics and Chemistry, CAS, where he contributed to advanced cryogenic technologies and energy systems.
๐ผ Associate Researcher: Since August 2024, he has been an Associate Researcher at the same institution, advancing studies in high-speed turbo-expander systems and hydrogen liquefiers.
Awards And Honors
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Citations and Recognition: Changleiโs work has been cited over 40 times, reflecting his contributions to cryogenic and energy systems research.
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Research Grants: Successfully secured multiple grants for cryogenic and turbo-expander engineering.
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Publications: Authored eight impactful publications in esteemed journals and conferences.
Research Focus
๐ฌ Cryogenic Engineering: Investigates optimization and performance analysis of cryogenic helium turbo-expanders.
๐ฌ Turbo-Expanders: Focuses on high-speed rotor systems and gas bearings for energy-efficient systems.
๐ฌ Hydrogen Energy: Contributes to hydrogen liquefaction processes and medium-scale hydrogen systems.
๐ฌ Numerical and Experimental Studies: Employs advanced simulations and experimental methods to analyze system dynamics.
Publication Top Notes
๐ Numerical Computation and Experimental Research for Dynamic Properties of Ultra-High-Speed Rotor System Supported by Helium Hydrostatic Gas Bearings
๐ Multi-field Coupling Rotor Characteristics Analysis for High-Speed Turbo Expander Generator Brake
๐ Performance Prediction of Externally Pressurized Gas Bearings for High-Speed Turbo-Expander Involving Hydrogen, Helium, and Air Working Fluids
๐ Performance Analysis of High-Speed Cryogenic Turbo-Expander at Cooling Process Based on Numerical and Experimental Study
๐ Effect of Leading-edge Geometry Parameters on the Performance of Miniature Cryogenic Expansion Turbine
๐ Dynamic Simulations of Medium-Sized Hydrogen Liquefiers Based on EcosimPro Simulation Software
๐ Numerical and Experimental Study of the Performance Effects of Varying Vaneless Space in High-Speed Micro Turbine Stators
๐ Numerical Study of the Performance Effect of Varying Vaneless Space in He Turboexpander
Conclusion
Dr. Changlei Ke is an exemplary candidate for the Best Researcher Award due to his impactful contributions to cryogenic engineering and turbo-expander technology. His dedication to advancing the field through both theoretical and experimental approaches underscores his significance as a researcher. With focused efforts on expanding interdisciplinary applications and international collaborations, Dr. Ke could continue to make groundbreaking advancements in energy systems and cryogenics.