Xiangdong Qian

Title: Xiangdong Qian: Innovator in Cable Tension Calculation and Concrete Crack Classification

Introduction

Xiangdong Qian is a notable inventor based in Nanjing, China. He has made significant contributions to the fields of engineering and technology, particularly in cable tension calculation methods and concrete crack classification. With a total of 3 patents, his work showcases innovative approaches to complex engineering challenges.

Latest Patents

One of his latest patents is a "Cable tension calculation method simultaneously considering sag, inclination angle and bending stiffness." This method involves querying basic parameters of a stay cable based on design and construction data. It takes into account the influences of sag, inclination angle, and bending stiffness to calculate dimensionless parameters. The method also includes testing the acceleration response of the stay cable to identify its frequency and establish a functional relationship between the dimensionless frequency and cable tension.

Another significant patent is the "Quick and intelligent IR7-EC network based classification method for concrete image crack type." This innovative method utilizes an inverted residual (IR) 7-Efficient Channel Attention and Convolutional Block Attention Module (EC) network to classify concrete cracks from large image datasets. The IR7-EC network is designed for efficient feature extraction and excels in accuracy and efficiency compared to conventional network structures. It offers advantages such as a reduced number of network parameters and fast training convergence.

Career Highlights

Xiangdong Qian has worked at prominent institutions, including Hohai University and Jiangxi University of Science and Technology. His experience in these academic environments has contributed to his expertise in engineering and technology.

Collaborations

Some of his notable coworkers include Maosen Cao and Dragoslav Sumarac. Their collaboration has likely fostered innovative ideas and advancements in their respective fields.

Conclusion

Xiangdong Qian's contributions to engineering through his patents and work in academia highlight his role as an innovator. His methods for cable tension calculation and concrete crack classification demonstrate the potential for advancements in engineering practices.