Tiejun Zhao

Title: Tiejun Zhao: Innovator in Underwater Concrete Monitoring

Introduction

Tiejun Zhao is a prominent inventor based in Qingdao, China. He has made significant contributions to the field of concrete durability monitoring, holding a total of 5 patents. His work focuses on innovative methods and devices that enhance the understanding and management of concrete structures, particularly in challenging environments.

Latest Patents

One of Zhao's latest patents is a device and method for monitoring freezing-thawing damage of underwater concrete members in situ. This invention features a main structure that includes an upper link, concrete member, transverse sealed box, longitudinal sealed box, movable guide rod, probe launching box, multichannel data collector, frequency modulation transmitter, computer, auxiliary wheels, lower link, and a wireless temperature sensor. The process involves four steps: launching a probe, collecting data, calculating an elastic modulus, and evaluating freezing-thawing damage. The device is designed to be simple, easy to operate, and reusable. It utilizes non-contact force transmission with high-strength magnets to resolve sealing issues and calculates the elastic modulus of concrete using acceleration data from the probe, enabling real-time monitoring of freezing-thawing damage.

Another notable patent is a method for optimizing the structure of an electrical capacitance tomography (ECT) sensor and analyzing the electromagnetic field. This method includes eight steps: parameter setting, geometric setting, material setting, mesh generation, physical field setting, solution, sensor structure optimization, and calculation of electromagnetic field distribution. It introduces a new approach to solving the forward problem of an ECT system using COMSOL software. After modeling, the uniformity of the sensitive field of the ECT sensor is analyzed, and structural parameters are adjusted to achieve optimal design.

Career Highlights

Tiejun Zhao is affiliated with Qingdao University of Technology, where he continues to advance research in concrete monitoring technologies. His innovative work has positioned him as a key figure in the field, contributing to the development of practical solutions for real-world challenges.

Collaborations

Zhao collaborates with notable colleagues, including Peng Zhang and Jiuwen Bao, who share his commitment to enhancing concrete durability monitoring techniques.

Conclusion

Tiejun Zhao's contributions to the field of concrete monitoring through his innovative patents demonstrate his expertise and dedication to improving structural integrity. His work not only advances academic knowledge but also provides practical solutions