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Information

REN Juanjuan

Professor and PhD Supervisor

Academic Subject: Road and Railway Engineering

Department: School of Civil Engineering

Contact

Email: jj.ren@home.swjtu.edu.cn

Office phone:028-87600623

Address: Dept. of Road and Railway Engineering, School of Civil Engineering, Southwest Jiaotong University, Chengdu,Sichuan,610031,China

Resume

REN Juanjuan Female,1983.7.6, Born in Shanxi, P.R. China

Academic Qualifications

(1)09/2004-09/2009:Ph.D in Road and Railway Engineering—Southwest Jiaotong University—Thesis: Research on Force Characteristics and Structural Optimization for Longitudinal Coupled Ballastless Track Turnout on Large Bridges, Road & Railway Engineering

(2)03/2007-06/2008: Exchange Ph.D student at Prüfamt für Verkehrswegebau (supervisor: Prof.Leykauf and Dr. Lechner), TU München,Germay

(3)09/2000-06/2004: Bachelor in Civil engineering—Southwest Jiaotong University—Thesis: Study on The Design Method of Prefabricated Slab Track

Employment History

(1)12/2016- now: Research Fellow, Professor, Southwest Jiaotong University, Chengdu, Sichuan.

(2)9/2011-11/2016: Research Fellow, Associate Professor, Southwest Jiaotong University, Chengdu, Sichuan. Taught course on railway track structures

(3)9/2009-8/2011: Research Fellow, Assistant Professor, Southwest Jiaotong University, Chengdu, Sichuan. Taught course on railway track structures

Awards and Honors

(1)2014. The 7th Higher Education Teaching Award of Sichuan Province, the Third Prize of Sichuan Provincial Education Department, Ranking 5th.

(2)2013. Key Technology of Geometry Control and Engineering Application on High Speed Switch. the First Prize of Sci-tech Progress of China Railway Society, Ranking 12th.

(3)2010. The Design Theory System of High Speed Railway Track and its Application in Key Structural Technology. the First Prize of Sci-tech Progress of Ministration of Education of the PRC, Ranking 9th.

Patents

[1] A type of groove cutting machine and repair method for twin-block sleeper, Invention patent, ZL 201310260226.0, Ranking 1st

[2] A repair method and drilling device for concrete shoulder of prefabricated slab track, Invention patent, CN 2013103545655, Ranking 1st

[3] A test device and method for the longitudinal resistance of rail, Invention patent, CN 201310440155.2, Ranking 2nd

Representative research projects

[1] 01/2016-12/2019 The long-term performance deterioration mechanism and failure criterion of slab track subjected to the coupling effect of vibration load of high-speed train and environmental erosion, funded by National Natural Science Foundation of China, Grant No.51578472, chief investigator.

[2] 06/2015-12/2016 The dynamic performance deterioration mechanism of slab track on Sui-yu Railway line, funded by China Railway Corporation, Grant No.2015G001-F, chief investigator.

[3] 01/2013-12/2015 Damage mechanism and service performance of longitudinally coupled slab track turnout on long-span bridges under multi-field coupling effect, funded by National Natural Science Foundation of China, Grant No.51208438, chief investigator.

[4] 06/2013-12/2014 The damage mechanics of CWR and the influence of repair work on the Slab track on large span bridges, funded by Key programme of China Railway Corporation, Grant No. 2013G008-C, investigator, chief investigator.

[5] 06/2013-10/2015 Stability study of track structure on substructure with long steep gradients, funded by China Railway Eryuan Engineering Group Co.LTD, chief investigator.

[6] 01/2011-12/2013 The mechanism and regularity of longitudinally coupled slab track in turnout area on bridges, funded by The National Research Foundation for the Doctoral Program of Higher Education of China, Grant No. 20100184120021, chief investigator.

Representative Publications

[1] REN Juanjuan*, Yang Rongshan, Wang Ping, et al. Influence of Contact Loss underneath Concrete Underlayer on Dynamic Performance for Prefabricated Concrete Slab Track.PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART F-JOURNAL OF RAIL AND RAPID TRANSIT (SCI),2016

[2] Ren Juanjuan*, Li Xiao, Yang Rongshan, Wang Ping, et al. Criteria for Repairing Damages of CA Mortar for Prefabricated Framework-type Slab Track. Construction and Building Materials,110 (2016) 300–311.(SCI:WOS:000373541000035)

[3] REN Juanjuan*, WANG Ping, YANG Rongshan, Slab Upwarping of Twin-Block Slab Track on Subgrade-Bridge Transition Section: Parameter Study and Repair Method, Transportation Research Record: Journal of the Transportation Research Board,2014( 2448) pp: 115-124 (SCI: WOS:000348956100015)

[4] Wang, P (Wang, P.), Ren, JJ *(Ren, J. J.), Xiang, R (Xiang, R.); Liu, XY (Liu, X. Y.). Influence of rub-plate length on forces and displacements of longitudinally coupled slab track for a bridge turnout [J]. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART F-JOURNAL OF RAIL AND RAPID TRANSIT .2012,226(F3):284-293 (SCI (ISI): 000305564600005)

[5] REN Juanjuan*, XIANG Rui, LIU Xueyi. FORCE CHARACTERISTICS OF LONGITUDINAL COUPLED SLAB TRACK TURNOUT ON BRIDGES UNDER TEMPERATURE ACTION, Proceeding of Journal of the Transportation Research Board, 2010(2159), pp 85-90, (SCI: 000282712100011)

[6] REN Juanjuan*, YAN Xiaobo, XU Guanghui, XU Kun. Effects of Contact Loss underneath Concrete Roadbed on Dynamic Performances of Slab Track-Subgrade System, JOURNAL OF SOUTHWEST JIAOTONG UNIVERSITY, 2014(46): 49-55

[7] Ren J J*, Lechner B, Liu X Y. Economical evaluating the ballastless railway track with consideration of LCC viewpoint. International Conference of Chinese Logistics and Transportation Professionals (ICCLTP), Chengdu, 2008 (04): 40-44(EI: 20093812324320)

[8] REN J. J. *, LIU X.Y., LIN H. S. and Ammar A. M. Shubber. Influencing factors of Temperature force and Displacement of longitudinal continuous ballastless seamless turnout on bridges for PDLs. International Conference on Transportation Engineering 2009, Chengdu, Vol.1, 2009, pp: 207-212

[9] Ren J. J.*, Lechner B.: The experimental Slab-Track Section of China′s new Suining– Chongqing Railway Line. European Rail Technology Review (RTR), 2008(03): 47-54[4]

[10] Ren J.J. *, Xiang R, Lechner B. An innovative slab track test-line in China [C]. Proceedings of the Eighth International Conference on the Bearing Capacity of Roads, Railways, and Airfields. Champaign, USA. 2009 (06)

[11] Ren J.J.*, Lechner B. Feste Fahrbahn-Versuchsstrecke Suining-Chongqing in China. Der Eisenbahn Ingenieur (EI). 2008 (07):39-45

[12] XIANG Rui,REN Juanjuan*,Zeng Yong. A Study of Compressive Stress and Compression of Hard Foam Board for Longitudinal Coupled Slab Track on Bridges, Proceedings of the 2010 Joint Rail Conference (JRC2010)

[13] Ren J.J., Railway Track Technology, ISBN:9787564320263, Jun. 2014, Southwest Jiaotong University Press.

[14] Ren J.J., YANG R.S., ZHAO P.R., LIU X.Y., Structural Design and Maintenance Theory of Slab Track on Bridge, ISBN:9787030447036, Oct. 2015, Science Press.

 

Research Interests

(1)Transportation Engineering

(2)Construction Materials

(3)Monitoring technology of traffic safety

(4)Structural design of slab track for high-speed railway

(5)Analysis on the dynamic response of rail system based on vehicle-track-subgrade/bridge coupled model

(6)Noise and vibration for urban rail transit and slab track

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