malongxiang

MA Longxiang

Associate Professor, Supervisor of Master's Candidates

Email: malongxiang_swjtu@163.com

Office: Room 308, MOE Key Laboratory of Transportation Tunnel Engineering, Jiuli Campus

BIO

Education

PhD, Beijing Jiaotong University, Bridge and Tunnel Engineering (2015.01)

B.S., Beijing Jiaotong University, Civil Engineering (2009.07)

Academic Appointments

Associate Professor, Department of Underground Engineering, Southwest Jiaotong University, China (2020.12-present)

Lecturer, Department of Underground Engineering, Southwest Jiaotong University, China (2015.01-2020.12)

 

Research Interests

Structural design theory of tunnel and underground engineerings

Performance evolution mechanism of underground structure

Metro train-induced environmental vibration

Construction mechanics and environmental impact of complex and large underground engineering

Numerical method of dynamic computation

 

Selected Publications

Principal Publications of the Last Five Years

Longxiang Ma, Chao Zhang, Huajiang Ouyang, Qixiang Yan*, Wei Yu. 2.5D modelling of wave propagation in longitudinally curved viscoelastic structure using a coupled FEM-PML approach [J]. Engineering Structures, 2020,  https://doi.org/10.1016/j.engstruct.2020.111337.（SCI，IF= 3.548）

Longxiang Ma*, Huajiang Ouyang, Chang Sun, Ruitong Zhao, Le Wang. A curved 2.5D model for simulating dynamic responses of coupled track-tunnel-soil system in curved section due to moving loads [J]. Journal of sound and vibration, 2019, 451: 1-31.（SCI，IF=3.429）

Longxiang Ma*, Weining Liu. A numerical train-floating slab track coupling model based on the periodic-Fourier-modal method. Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit, 2018, 232(1): 315-334. （SCI，IF=1.54）

Qixiang Yan, Junchen Zhang, Wenyu Chen, Longxiang Ma*, Cong Wu, Wen Zhang. Dynamic characteristics of intersection structure consisting of twin shield tunnels and a transverse passage [J]. KSCE Journal of Civil Engineering, 2019, 23(11): 4824-4835. （SCI，IF=1.515）

Longxiang Ma*, Yongfu Jin, Chao Zhang, Le Wang. Study on Long-term Settlements of Composite Stratum of Clay and Silt and Metro Tunnel in It Due to Train Operation [J]. Journal of Southwest Jiaotong University, https://kns.cnki.net/kcms/detail/51.1277.U.20210325.1737.004.html. (EI)

 

Selected Awards and Honors

Second prize of science and technology award of China highway society (2018)

 

Professional Activities

Reviewer of Journal of Sound and Vibration, Journal of Vibration and Acoustics, China Civil Engineering Journal, Journal of Vibration and Shock, Journal of Central South University (Science and Technology), and et al.

Research Project

Study on the train-induced long-term position changes of straight and curved metro shield tunnels in soft soils based on the periodic slice models, National Natural Science Foundation of China (grant number 51608456), 2017.01-2019.12.

Study on three-dimensional periodic prediction model and key influencing factors of metro induced environmental vibration in curved section, Fundamental Research Funds for the Central Universities (grant number 2682017CX003), 2017.01-2019.12.

Key technologies of rectangular pipe jacking in peat soil layer, Enterprise entrusted project, 2019.04-2021.03.

Key construction technologies of parallel large cross-sectional highway tunnel group, Enterprise entrusted project, 2019.04-2021.12.

Seismic performance of Xingfumeilin long-span pillarless atrium station, Enterprise entrusted project, 2020.8-2022.6.

Comprehensive construction technology of arch cover method of shallow buried long-span metro tunnel in soft stratum, 2021.5-present.

Teaching

Primary Teaching Areas

Tunnel and underground engineering

Dynamic theory

 

Current Courses

Structural Dynamics

Rock mechanics

Planning and design of urban underground space

Utilization of underground space

Tunnel portal and portal landscape design

Computer method in underground engineering

Introduction to civil engineering

 

Graduate Supervision

I am available for supervision, and I have supervised 7 master students so far. I plan to recruit three postgraduates every year, and I very much welcome students with research enthusiasm to join my research group!