Changgen Bu | Mechatronic Systems | Excellence in Engineering Award

Prof Dr. Changgen Bu , China University of Geosciences (Beijing), China.

Dr. Changgen Bu , a prominent mechanical engineer and professor at China University of Geosciences (Beijing), has made significant strides in mechanical dynamics and diamond tool brazing. Since joining the university in 1987, he has focused on mechatronic systems, shock and vibration dynamics, and innovative diamond tool technologies. Known for his contributions to advancing the field of DTH hammer mechanics, he has led projects funded by the NSFC and CGS, developing theories that enhance drill-string durability in challenging conditions. His patented work on diamond bit technology has revolutionized China’s manufacturing sector.

Publication profile

Scopus

Education and Experience

Ph.D. in Mechanical Engineering – China University of Geosciences
M.S. in Mechanical Engineering – China University of Geosciences
Professor and Doctoral Supervisor – China University of Geosciences (Beijing), since 1987
Recipient of First Prize, Anhui Science and Technology Award (2015) – Recognized for advancements in mechatronic design and diamond brazing tools

Suitability For The Award

Professor Changgen Bu is highly suitable for the Excellence in Engineering Award due to his exceptional contributions to mechanical engineering, particularly in the areas of mechatronic systems, mechanical dynamics, and diamond tool brazing technology. He has dedicated his career to advancing engineering solutions with significant impact on industrial practices in China and beyond.

Professional Development

Professor Bu has cultivated his expertise through extensive research, especially in mechatronic systems and mechanical dynamics. With funding from esteemed organizations like NSFC and CGS, he has developed theories for enhancing the DTH hammer’s functionality in hard-rock drilling, pioneering concepts like the resonant theory of DTH hammers with short drill strings. His patented innovations, including new diamond drill bit technologies, address metallurgical bonding between diamond and matrix, extending drill bit lifespan. Recently, he is venturing into domain decomposition methods to model nonlinear dynamics in drill strings, pushing forward advancements in deep-well drilling systems.

Research Focus

Professor Bu’s research centers on cutting-edge mechatronic design, particularly focusing on drill-string dynamics and brazing technology. His work addresses critical challenges in mechanical dynamics involving shock and vibration, creating solutions for down-the-hole (DTH) hammers used in hard-rock drilling. With an emphasis on sonic and ultrasonic drill string systems, he has established innovative theories, such as the standing wave vibration framework, which reveals sonic/ultrasonic drilling mechanisms and fatigue damage prevention. His exploration of brazed diamond bit technology enables breakthroughs in tool durability and performance, significantly impacting China’s diamond tool industry.

Awards and Honors

Anhui Science and Technology Award, First Prize (2015) – Recognized for significant contributions in mechanical engineering and brazing technology advancements
Principal Investigator, NSFC Project – Led research on DTH hammer dynamic design and drill string resilience

Publications

“Theoretical study on fatigue damage of sonic standing wave resonant drill-string” – cited by 1 (2023).
“Influence of sonic vibrator mass on the modal frequency of the drill string” – cited by 4 (2020).
“Symmetrized splitting operator method for dynamic consolidation problem of saturated porous semi-infinite foundation” – cited by 2 (2019).
“In-lab micro drill test of brazed diamond bit” – cited by 0 (2018).
“The transient impact of the resonant flexible drill string of a sonic drill on rock” – cited by 16 (2017).
“Tensile test and section analysis on matrix of brazing diamond bit” – cited by 0 (2017).
“Cost-effective improvements of a rotating platform by integration of a high-accuracy inclinometer and encoders for attitude evaluation” – cited by 5 (2017).
“Arithmetic solution for the axial vibration of drill string coupling with a down-the-hole hammer in rock drilling” – cited by 11 (2016).
“Research on flexible drill string vibration induced by sonic harmonic excitation” – cited by 4 (2015).

Wangqiang Xiao | Mechanical Dynamics | Best Researcher Award

Dr. Wangqiang Xiao, Xiamen University , China.

Dr. Wangqiang Xiao is a Professor at Xiamen University’s College of Aerospace Engineering, specializing in mechanical dynamics, vibration control, and mechanical design. As the Director of the Engineering Technology Center, he has led over 40 provincial and ministerial projects, published more than 50 high-impact papers, and holds over 100 patents . His work has been recognized with prestigious awards, including the Fujian Science and Technology First Prize . Dr. Xiao’s innovations have significantly advanced China’s transportation, shipbuilding, and high-speed rail sectors .

Publication Profile

Orcid

Scopus

Suitability For The Award

Dr. Xiao Wangqiang stands out as an exemplary candidate for the Best Researcher Award due to his significant contributions to the field of Mechanical Engineering, specifically in mechanical dynamics, vibration and shock control. With a Doctorate in Engineering from the University of Science and Technology Beijing, he currently holds the position of Professor at Xiamen University, where he also serves as the Director of the Engineering Technology Center.

Education & Experience

Doctor of Engineering from the University of Science and Technology Beijing

Professor and Ph.D. Tutor at Xiamen University’s College of Aeronautics and Astronautics

Director of the Engineering Technology Center at Xiamen University

Expertise in Mechanical Dynamics and Vibration Control

Notable contributions in transportation technologies, winning several scientific honors

Professional Development

Dr.Wangqiang Xiao is an active member of several prestigious academic organizations. He is the Council Director for the Chinese Society for Vibration Engineering’s Noise Control Committee and a committee member of the Chinese Society for Environmental Noise Prevention. He also serves on the editorial board for several renowned journals, demonstrating his influence in the mechanical engineering community.

Research Focus

Professor Xiao’s research emphasizes mechanical dynamics, noise, and vibration control. His work addresses transient impact resistance, low-frequency vibration control in structures, and the development of lightweight, high-damping devices. His innovations have significantly improved China’s high-speed rail, shipbuilding, and transportation sectors, demonstrating his expertise in both theoretical and practical applications.

Publications

Research and Application of Low-Frequency Noise and Vibration Control Technology in Distribution Room (2024) – Cited by: 0
Study on Impact Reduction of Honeycomb Core Exposed Platform Based on Flexible Bag Damper under Initiating Explosive Environment (2024) – Cited by: 0
Astudy on Impact Reduction of a Honeycomb Core Exposed Platform Based on a Flexible Bag Damper (2024) – Cited by: 1
Dynamic Analysis and Experimental Investigation of Particle Damping for the Vibration Reduction and Isolation of Floating Raft Using the Two-Phase Flow Theory of Gas-Particle (2024) – Cited by: 0
Research on Vibration Suppression of Satellite Bearing Cylinder Based on Particle Damping (2023) – Cited by: 0
Research on Low Frequency Noise Reduction Device for Substation Equipment (2023) – Cited by: 0

Conclusion

Dr. Xiao Wangqiang’s extensive research output, numerous patents, significant contributions to solving complex engineering problems, and his high level of professional recognition make him an ideal candidate for the Best Researcher Award. His work not only advances the field of Mechanical Engineering but also contributes to practical solutions in critical areas such as transportation and construction.