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Limin Sun

SQZ PI(July 2020 -present)
Tongji Professor

Biography

Shanghai Qi Zhi Institute PI, Professor at Tongji University.

Engaged in teaching and research in the fields of bridge health monitoring, vibration control, and bridge seismic resistance for an extended period. In the research direction of bridge structural monitoring, proposed novel methods and theories such as bridge network monitoring and evaluation systems, as well as hybrid monitoring and mobile monitoring, addressing the technical bottlenecks of insufficient measurement point information and high cost in traditional monitoring systems. This has facilitated the application of big data methods in the field of bridge health monitoring.

In the field of structural vibration control, persistently focused on research and development of cable vibration damping theory and devices, establishing design theories for ultra-long cable nonlinear dampers and evaluation methods for damper performance.

In the direction of seismic resistance of long-span bridges, conducted seismic design theory and experimental research on large-span cable-stayed bridges with deep-water foundations, proposing system analysis methods for seismic response of large-span cable-stayed bridges with deep-water foundations and integrating them into computational software platforms. Established benchmark models and a comprehensive bridge test database for a 1400 m main span cable-stayed bridge, providing technical means for seismic design of major bridge projects.

Research Direction

Digital Modeling of Civil Ingrastructures

Digitally build dynamic virtual models of civil engineering physical entities to portray their attributes, behaviors and rules in a real environmen, and to provide digital bases for transformation and upgrading of technical means and construction methods in traditional civil engineering with big data, Internet of Things, communications and other information technologies.

AI based structural health monitoring and condition assessment

AI based structural condition assessment driven by monitoring data. Integrated development  of software and hardware for structural health monitoring system.

AI based disaster mititation for  structures

Next-generation disaster prevention and mitigation technology driven by artificial intelligence

Paper/Publication

50. Di, FD (Di, Fangdian) ; Sun, LM (Sun, Limin) ; Chen, L (Chen, Lin) ; Zou, YQ (Zou, Yiqing) ; Qin, L (Qin, Lei)  ; Huang, ZQ (Huang, Zhiquan), Frequency and damping of hybrid cable networks with cross-ties and external dampers: Full-scale experiments, MECHANICAL SYSTEMS AND SIGNAL PROCESSING, 2023 查看PDF


49. Chen, L (Chen, Lin)  ; Liu, ZH (Liu, Zhanhang) ; Zou, YQ (Zou, Yiqing)  ; Wang, M (Wang, Meng); Nagarajaiah, S (Nagarajaiah, Satish)  ; Sun, FF (Sun, Feifei)  ; Sun, LM (Sun, Limin) , Practical negative stiffness device with viscoelastic damper in parallel or series configuration for cable damping improvement, Journal of Sound and Vibration, 2023 查看PDF


48. Chen, L (Chen, Lin) [1] ; Xia, Y (Xia, Ye) [1] ; Di, FD (Di, Fangdian) [5] ; Zhang, GQ (Zhang, Guoquan) [1] ; Li, XL (Li, Xiaolong) [3] ; He, TT (He, Tiantao) ; Sun, LM (Sun, Limin), Dynamic modeling and analysis of hanger cables with spacers and dampers for vibration mitigation, Structures, 2023 查看PDF


47. Gong, FZ (Gong, Fengzong); Lei, XM (Lei, Xiaoming) ; Xia, Y (Xia, Ye), Real-time damage identification of hinge joints in multi-girder bridges using recursive least squares solution of the characteristic equation, Engineering Structures, 2023 查看PDF


46. Lei, Xiaoming; Xia, Ye; Wang, Ao; Jian, Xudong; Zhong, Huaqiang; Sun, Limin, Mutual information based anomaly detection of monitoring data with attention mechanism and residual learning, Mechanical Systems and Signal Processing, 2023 查看PDF


45. Chen, L (Chen, Lin)  ; Qin, L (Qin, Lei) ; Di, FD (Di, Fangdian) ; Sun, LM (Sun, Limin); Zou, YQ (Zou, Yiqing)  ; Huang, ZQ (Huang, Zhiquan), Full-scale experimental study on dynamic behaviors of a three-cable network with a pretensioned cross-tie, Engineering Structures, 2023 查看PDF


44. Weng, JH (Weng, Jinghang) ; Chen, L (Chen, Lin); Sun, LM (Sun, Limin) ; Zou, YQ (Zou, Yiqing) ; Liu, ZH (Liu, Zhanhang)  ; Guo, H (Guo, Hui) , Fully automated and non-contact force identification of bridge cables using microwave remote sensing, Measurement, 2023 查看PDF


43. Liu Zhanghang, Chen Lin, Sun Limin, Zhao Lin, Cui Wei, Multimode damping optimization of a long-span suspension bridge with damped outriggers for suppressing vortex-induced vibrations, Engineering Structures, 2023 查看PDF


42. Jiazeng Shan, Changhao Zhuang, Cheng Ning Loong, Parametric identification of Timoshenko-beam model for shear-wall structures using monitoring data, Mechanical Systems and Signal Processing, 2023 查看PDF


41. Jiazeng Shan, Luji Wang, Cheng Ning Loong and Zijie Zhou, Rapid seismic performance evaluation of existing frame structures using equivalent SDOF modeling and prior dynamic testing, Journal of Civil Structural Health Monitoring, 2023 查看PDF


40. Jiangmeng Guo, Luji Wang, Jiazeng Shan, Data-driven modeling and prediction on hysteresis behavior of flexure RC columns using deep learning networks, The Structural Design of Tall and Special Buildings, 2023 查看PDF


39. Yang, Bin; Zhu, Haitao; Zhang, Qilin; Wüchner, Roland; Sun, Siyuan; Qiu, Jiahui, Identification of wind loads on a 600 m high skyscraper by Kalman filter, Journal of Building Engineering, 2023 查看PDF


38. Ning Hou, Limin Sun, Lin Chen, 《Modeling vehicle load for a long-span bridge based on weigh in motion data》, Journal of Measurement, 2021 查看PDF


37. Li, Yixian; Huang, Hongwei; Zhang, Wei; Sun, Limin, Structural full-field responses reconstruction by the SVD and pseudo-inverse operator-estimated force with two-degree multi-scale models, Engineering Structures, 2021 查看PDF


36. Xudong Jian, Huaqiang Zhong, Ye Xia, Limin Sun, Faulty data detection and classification for bridge structural health monitoring via statistical and deep-learning approach. , Structural Control & Health Monitoring, 2021 查看PDF


35. Ye Xia, Xiaoming Lei, Peng Wang, Limin Sun, Artificial Intelligence Based Structural Assessment for Regional Short- and Medium-Span Concrete Beam Bridges with Inspection Information, Remote Sensing, 2021 查看PDF


34. Hou, Ning; Sun, Limin; Chen, Lin, Modeling vehicle load for a long-span bridge based on weigh in motion data, Measurement, 2021 查看PDF


33. Ao Wang; Zongkai Zhang; Xiaoming Lei; Ye Xia; Limin Sun, All-weather thermal simulation methods for concrete maglev bridge based on structural and meteorological monitoring data, Sensors, 2021 查看PDF


32. Li, Yixian; Zhu, Ledong; Qian, Cheng; Jian, Xudong; Sun, Limin, The time-varying modal information of a cable-stayed bridge: Some consideration for SHM, Engineering Structures, 2021 查看PDF


31. Kai Cheng, Jiazeng Shan and Yuwen Liu, Feature-based image stitching for panorama construction and visual inspection of structures, Smart Structures and Systems, 2021 查看PDF


30. Jiaqiang Wang, Jin Zhao, Yuwen Liu, Jiazeng Shan, Vision-based displacement and joint rotation tracking of frame structure using feature mix with single consumer-grade camera, Structural Control and Health Monitoring, 2021 查看PDF


29. Yexiang Yan, Ye Xia, Jipeng Yang, Limin Sun, Optimal selection of scalar and vector-valued seismic intensity measures based on Gaussian Process Regression, Soil Dynamics and Earthquake Engineering, 2022 查看PDF


28. Ye Xia, Xiaoming Lei, Peng Wang, Limin Sun, A data-driven approach for regional bridge condition assessment using inspection reports,  Structural Control & Health Monitoring, 2022 查看PDF


27. 闫业祥; 孙利民, 基于高斯过程回归的桥梁多变量地震易损性分析, 振动与冲击, 2022 查看PDF


26. 孙利民; 狄方殿; 陈林; 邹易清, 考虑垂度影响的拉索-双粘滞阻尼器系统振动分析, 工程力学, 2022 查看PDF


25. Ni, Peng; Li, Yixian; Sun, Limin; Wang, Ao, Traffic-induced bridge displacement reconstruction using a physics-informed convolutional neural network, Computers and Structures, 2022 查看PDF


24. Di, Fangdian; Sun, Limin; Chen, Lin, Optimization of hybrid cable networks with dampers and cross-ties for vibration control via multi-objective genetic algorithm, Mechanical Systems and Signal Processing, 2022 查看PDF


23. Yang, Jipeng; Xia, Ye; Lei, Xiaoming; Sun, Limin, Hysteretic parameters identification of RC frame structure with Takeda model based on modified CKF method, Bulletin of Earthquake Engineering, 2022 查看PDF


22. Yan Yexiang; Huang Hongwei; Sun Limin, Multi-parameter seismic fragility and sensitivity analysis of long-span cable-stayed bridge based on multi-task lasso regression, Structures, 2022 查看PDF


21. Lei, Xiaoming; Xia, Ye; Deng, Lu; Sun, Limin, A deep reinforcement learning framework for life-cycle maintenance planning of regional deteriorating bridges using inspection data, Structural and Multidisciplinary Optimization, 2022 查看PDF


20. Yan, Yexiang; Huang, Hongwei; Sun, Limin, Multivariate structural seismic fragility analysis and comparative study based on moment estimation surrogate model and Gaussian copula function, Engineering Structures, 2022 查看PDF


19. Li, Yixian; Ni, Peng; Sun, Limin; Zhu, Wang, A convolutional neural network-based full-field response reconstruction framework with multitype inputs and outputs, Structural Control & Health Monitoring, 2022 查看PDF


18. Li, Yixian; Sun, Limin; Zhu, Wang; Zhang, Wei, A dynamic stiffness-based framework for harmonic input estimation and response reconstruction considering damage, Frontiers of Structural and Civil Engineering, 2022 查看PDF


17. Luo, Lanxin; Xia, Ye; Wang, Ao; Lei, Xiaoming; Jian, Xudong; Sun, Limin, Finite element model updating method for continuous girder bridges using monitoring responses and traffic videos, Structural Control & Health Monitoring, 2022 查看PDF


16. Lei, Xiaoming; Xia, Ye; Komarizadehasl, Seyedmilad; Sun, Limin, Condition level deteriorations modeling of RC beam bridges with U-Net convolutional neural networks, Structures, 2022 查看PDF


15. Lei, Xiaoming; Xia, Ye; Dong, You; Sun, Limin, Multi-level time-variant vulnerability assessment of deteriorating bridge networks with structural condition records, Engineering Structures, 2022 查看PDF


14. Jian, Xudong; Xia, Ye; Sun, Limin, Indirect identification of bridge frequencies using a four-wheel vehicle: Theory and three-dimensional simulation, Mechanical Systems and Signal Processing, 2022 查看PDF


13. Sun, Limin; Chen, Lin; Huang, Hongwei, Stay cable vibration mitigation: A review, Advances in Structural Engineering, 2022 查看PDF


12. Chen Lin; Liu Zhanhang; Nagarajaiah Satish; Sun Limin;, Vibration mitigation of long-span bridges with damped outriggers, Engineering Structures, 2022 查看PDF


11. Shang, Zhiqiang; Xia, Ye; Chen, Lin Z.; Sun, Limin, Damping ratio identification using attenuation responses extracted by time series semantic segmentation, Mechanical Systems and Signal Processing, 2022 查看PDF


10. Jian, Xudong; Xia, Ye; Sun, Shouwang; Sun, Limin, Integrating bridge influence surface and computer vision for bridge weigh-in-motion in complicated traffic scenarios, Structural Control & Health Monitoring, 2022 查看PDF


9. Jian, Xudong; Lai, Zhilu; Xia, Ye; Sun, Limin, A robust bridge weigh-in-motion algorithm based on regularized total least squares with axle constraints, Structural Control & Health Monitoring, 2022 查看PDF


8. Li, Yixian; Sun, Limin; Xia, Yong; Luo, Lanxin; Wang, Ao; Jian, Xudong, General Tikhonov regularization-based load estimation of bridges considering the computer vision-extracted prior information, Structural Control & Health Monitoring, 2022 查看PDF


7. Nan Gong, Peizhen Li, Jiazeng Shan, Aftershock performance evaluation of shear wall structures with replaceable coupling beam including low-cycle degradation, Structures, 2022 查看PDF


6. Jiazeng Shan, Zhi Jiang, Weichao Wu, Zhiguo Shi, Feasibility of using self-sensing component and response prediction model for rotation monitoring of shear wall structures, The Structural Design of Tall and Special Buildings, 2022 查看PDF


5. Zhiguo Shi, Cheng Ning Loong and Jiazeng Shan, Equivalent circuit model of eddy current damping regarding frequency-dependence with test validation, Advances in Structural Engineering, 2022 查看PDF


4. Jiazeng Shan, Yijie Gong, Jie Liu, Weixing Shi and Hanqing Zhang, Damage tracking and evaluation of RC columns with structural performances by using seismic monitoring data, Bulletin of Earthquake Engineering, 2022 查看PDF


3. Runze Yu, Peizhen Li, Jiazeng Shan, Hongtao Zhu, Structural state estimation of earthquake-damaged building structures by using UAV photogrammetry and point cloud segmentation, Measurement, 2022 查看PDF


2. Yang, Bin; Pan, Licheng; Zhu, Haitao; Sun, Siyuan; Zhang, Qilin, Spatiotemporal correlation analysis of the dynamic response of supertall buildings under ambient wind conditions, Structural Design of Tall and Special Buildings, 2022 查看PDF


1. 徐洪俊; 吴杰; 张锦东; 杨森; 张其林, 参数识别的改进Bayesian TDD-FFT方法及其应用, 建筑结构学报, 2022 查看PDF