Tieshu Fan | Rotor Dynamics | Best Researcher Award

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Dr. Tieshu Fan | Rotor Dynamics | Best Researcher Award

Principle Specialist, Pratt & Whitney Canada, Canada

Dr. Tieshu Fan is an accomplished rotordynamic engineer with over nine years of experience in technical solution development and aerospace research. His expertise lies in turbomachinery, vibration analysis, and rotor-bearing systems, with a particular focus on squeeze film damper (SFD) technology for aircraft engines. Dr. Fan has worked extensively at Pratt & Whitney Canada, contributing to engine system optimization, troubleshooting, and advanced rotordynamic analysis. He has published several influential research articles in top-tier journals and actively collaborated with academic and industry partners to bridge theoretical innovation with practical applications. With a PhD and Master’s degree from the University of Toronto and a Bachelor’s degree from Lanzhou University, Dr. Fan has also contributed significantly to academia through teaching and mentoring. His dedication to research, engineering excellence, and knowledge transfer positions him as a key contributor in the field of rotor dynamics and aerospace engineering.

Professional Profile

ORCID Profile

🎓 Education

Dr. Tieshu Fan holds a Doctor of Philosophy (2015–2020) and a Master of Applied Science (2013–2015) in Mechanical and Industrial Engineering from the University of Toronto, Canada. His doctoral research focused on advanced squeeze film damper (SFD) modeling and rotor vibration analysis for aircraft engine applications, under the supervision of Dr. Kamran Behdinan. Prior to his studies in Canada, Dr. Fan earned his Bachelor of Science in Mechanical and Civil Engineering from Lanzhou University, China (2008–2012). His educational journey provided him with a solid foundation in mechanical systems, structural analysis, and fluid dynamics. Through his studies, Dr. Fan developed strong analytical, computational, and experimental skills, which he has effectively applied in both academic research and industrial projects. His education not only shaped his technical expertise but also fostered his leadership in multidisciplinary collaborations.

💼 Experience

Dr. Tieshu Fan is currently serving as a Principal Specialist and Rotordynamic Engineer at Pratt & Whitney Canada, where he has led numerous projects in rotordynamic analysis, engine system validation, vibration troubleshooting, and structural load assessment. His industrial career spans from 2018 and resumed from 2022 to the present, where he provided critical support across engine development and service lifecycles. As a Post-doctoral Fellow at the University of Toronto (2020–2021), Dr. Fan spearheaded cutting-edge research on SFD models and developed advanced software tools for engine simulations. He also served as a research assistant in prominent laboratories at the University of Toronto, focusing on multibody frictional contact problems and rotor vibration analysis. Additionally, Dr. Fan dedicated seven years to teaching and mentoring as a Teaching Assistant and TA Coordinator, covering a wide range of engineering and mathematics courses. His combined academic and industry experience showcases his comprehensive expertise in rotor dynamics and turbomachinery.

🔬 Research Focus

Dr. Tieshu Fan’s research primarily centers on rotor dynamics, squeeze film damper (SFD) modeling, vibration analysis, and turbomachinery stability. His work has significantly advanced the understanding of fluid-structure interactions in rotating machinery, focusing on the dynamic behavior and damping mechanisms of rotor-bearing systems. He specializes in developing analytical and computational models to predict engine performance, assess structural integrity, and optimize vibration control. His research also explores cavitation effects, lubricant dynamics, and high-speed rotor systems relevant to aerospace engineering. Dr. Fan’s studies integrate theoretical modeling, experimental validation, and software development to support next-generation engine designs. His cross-disciplinary approach ensures practical applicability in industrial settings, particularly within aircraft engine manufacturing and maintenance. Through continuous collaboration with academia and industry, Dr. Fan is contributing to safer, more reliable, and more efficient turbomachinery systems. His work is particularly valuable for advancing the field of aircraft engine vibration control and system integration.

📚 Publication Top Notes

  1. An Analytical Turbulence Model for Squeeze Film Damper Short-Bearing Analysis
    📖 Applied Mechanics, 2025-07-01
    🔗 DOI: 10.3390/applmech6030048
    👥 Authors: Tieshu Fan, Kamran Behdinan
    Summary: Developed a turbulence model for short-bearing squeeze film dampers, enhancing rotordynamic prediction accuracy for high-speed rotating machinery.

  2. An Analytical Model for Open-Ended Squeeze Film Damper with a Circumferential Central Groove
    📖 Journal of Engineering Tribology, 2021
    🔗 DOI: 10.1177/1350650120987652
    👥 Authors: Tieshu Fan, Kamran Behdinan
    Summary: Presented an analytical model addressing groove effects in open-ended SFDs, improving vibration control in rotor systems.

  3. Vibration Analysis of Rotor-Bearing System Using Polynomial Interpolation for Squeeze Film Damper Models
    📖 SN Applied Sciences, 2020
    🔗 DOI: 10.1007/s42452-020-03783-y
    👥 Authors: Tieshu Fan, Kamran Behdinan
    Summary: Introduced polynomial interpolation methods to enhance the vibration analysis of rotor-bearing systems with SFDs.

Conclusion

Tieshu Fan is highly suitable for the Best Researcher Award, particularly in engineering and applied sciences with aerospace applications. His work demonstrates technical depth, practical relevance, and a consistent trajectory of contribution. To further solidify his standing, broadening his international research collaborations, increasing his citation footprint, and expanding mentorship roles would add extra strength to his already impressive profile.

Dalia El- Gazzar | Vibration and Dynamics | Best Researcher Award

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Dr Dalia El- Gazzar | Vibration and Dynamics | Best Researcher Award

Dr Dalia El- Gazzar, National water research center, Egypt

Dr. Dalia Mohamed Sadek El-Gazzar is an accomplished expert in mechanical and electrical engineering with over 24 years of experience at the Mechanical & Electrical Research Institute (MERI). Specializing in optimizing hydro-electro-mechanical systems, her work has significantly advanced predictive maintenance and dynamic analysis of pumping stations. She holds a Ph.D. in Mechanical Engineering from Menoufia University and has contributed extensively to technical research and education, including teaching advanced courses on vibration analysis and predictive maintenance. Her dedication to improving the performance and reliability of drainage and irrigation systems underscores her commitment to engineering excellence.

Publication Profile

Scopus

Strengths for the Award

  1. Extensive Experience: Dalia Mohamed Sadek El-Gazzar has over 24 years of experience at the Mechanical & Electrical Research Institute (MERI), focusing on optimizing the operation and performance of hydro-electro-mechanical components in drainage and irrigation systems. This long-standing experience is a strong point for the award.
  2. Leadership Roles: She has held significant leadership roles, such as Director Deputy and Head of the Mechanical Department at MERI. Additionally, she has led multiple research projects related to dynamic analysis and quality control in irrigation and drainage systems.
  3. Research Contributions: Dalia has published numerous papers in reputable journals, highlighting her contributions to improving the dynamic performance and reliability of pumping systems. Her work in vibration analysis and preventive maintenance is particularly noteworthy.
  4. Educational Background: With a Ph.D. in Mechanical Engineering focused on vibration analysis of pumping systems, coupled with an M.Sc. and B.Sc. in related fields, her strong academic background supports her candidacy.
  5. Technical Expertise: Dalia has technical expertise in areas such as structural and mechanical vibration, fault detection, dynamic and hydraulic assessment, and preventive maintenance of rotating machinery.
  6. Conferences and Workshops: Her participation in a wide range of international conferences and workshops demonstrates her active involvement in the research community and her commitment to continuous learning and dissemination of knowledge.

Areas for Improvement

  1. Broader Impact: While her work is highly specialized in the field of mechanical and electrical systems for water resources, expanding her research to broader applications or interdisciplinary studies might enhance her impact and visibility within the research community.
  2. International Collaboration: Although she has participated in international conferences, increasing collaboration with international researchers or institutions could strengthen her research portfolio and provide diverse perspectives.
  3. Innovation and Patents: Emphasizing innovation through the development of new technologies or securing patents could further distinguish her work and contribute to practical advancements in her field.

Education

Dr. Dalia Mohamed Sadek El-Gazzar earned her Ph.D. in Mechanical Engineering from Menoufia University in February 2012, with a focus on vibration analysis of pumping systems with variable speed drives. She completed her M.Sc. in April 2004, studying the impact of bearing faults on dynamic behavior and power consumption in water pumps. Her B.Sc., obtained in May 1999, was in Production Engineering and Mechanical Design from the same institution. Her academic background has laid a strong foundation for her expertise in vibration analysis and predictive maintenance.

Experience

Dr. El-Gazzar’s professional journey spans over two decades, with roles including Director Deputy and Head of the Mechanical Department at MERI. She has led critical research projects on dynamic analysis and quality control in irrigation and drainage systems. Her experience includes hands-on inspection, calibration, and dynamic assessment of pumping stations. She has also contributed to numerous technical investigations and reports, enhancing system performance and reliability. Her role as an educator has involved teaching advanced engineering courses and training international engineers.

Research Focus

Dr. El-Gazzar’s research focuses on the dynamic performance and reliability of hydro-electro-mechanical systems in irrigation and drainage. Her work extensively covers vibration analysis, predictive maintenance, and fault diagnosis of pumping stations. She has explored the effects of variable speed drives, bearing faults, and structural vibrations on system efficiency. Her studies aim to optimize system performance, enhance reliability, and contribute to sustainable water resource management. Her research has significantly advanced the understanding and application of dynamic analysis in improving engineering practices.

Publication Top Notes

“Enhancing Efficiency and Dynamic Performance of Bearings in Pumping Stations” 📈

“Dynamic Performance Application of A Variable Speed Centrifugal Pump” 🚀

“Effect of Critical Speed on the Dynamic and Hydraulic Performance of a Variable Speed Pump” 🔧

“Vibration Analysis of Centrifugal Pump with Variable Speed Drives” ⚙️

“Evaluating Efficiency and Safety of Aerators in a Sanitary Drainage Station Using Vibration Analysis” 🔍

“Investigate the Effect of Fan Configuration on the Performance of Aeration Units for Waste Water Treatment” 💧

“Effect of Motor Vibration Problem on the Power Quality of Water Pumping Stations” ⚡

Conclusion

Dalia Mohamed Sadek El-Gazzar is a highly qualified candidate for the Best Researcher Award, given her extensive experience, leadership roles, and significant contributions to research in the field of mechanical and electrical systems for water resources. Her work has made valuable improvements in the performance and reliability of irrigation and drainage systems. While there is room for expanding her research’s impact and international collaboration, her current achievements make her a strong contender for the award.