Sijing Guo Department of Mechanical Engineering, Virginia Tech, Blacksburg, VA, 24060, USA DOB: 12/11/1991, Phone: +1 5407399686, Email: [email protected]

RESEARCH INTERESTS Connected and Automated Vehicle, Vehicle Dynamics, Vibration, Control, Energy Harvesting EDUCATION 08/2017-present Virginia Tech, Blacksburg, Virginia, USA Ph.D. student/Graduate Research Assistant in Mechanical Engineering (second PhD in CAV field) Advisor: Prof. Lei Zuo Projects: Connected and Autonomous Vehicle; Vehicle Dynamics and Control for Pavement Protection 09/2011-06/2018 Wuhan University of Technology, Wuhan, Hubei, China Successive M.S.-Ph.D. student in Vehicle Engineering Advisor: Prof. Xuexun Guo Projects: Energy harvesting shock absorber; Semi-active shock absorber; Interconnected suspension system; Hydraulic retarder development; Air disc brake development; Cooling device design for hydraulic retarder Dissertation: Influences of the Inerter on Regenerative Suspension Dynamics and its Damping Control 09/2014-09/2016 Virginia Tech, Blacksburg, Virginia, USA Visiting Ph. D. student/Research Assistant in Mechanical Engineering Advisor: Prof. Lei Zuo Projects: Modelling, experiments, and performance assessment of energy harvesting shock absorber on vehicles; 09/2007-06/2011 Wuhan University of Technology, Wuhan, Hubei, China B.S. of Vehicle Engineering, GPA: 86.78/100 (Ranking 8/238), 3.74/4 Thesis: Design of an assistant electric drive system for a hybrid electric vehicle RESEARCH EXPERIENCES 05/2017-present Vehicle Dynamics and Control for Pavement Protection Advised by Prof. Lei Zuo  Propose active suspension control algorithms to minimize the road damage caused by passing vehicle, especially under the condition of braking;  Combine I2V technology and both suspension control and vehicle braking control, to minimize the road damage at signalized intersection. 09/2016-06/2017 Semi-active Control of the Energy Harvesting Shock Absorber Advised by Prof. Xuexun Guo  Modified the SH-PDD control algorithm for the regenerative suspension which has a new suspension type as “Inerter-Spring-Damper”, and compare it with MPC control algorithm;  Designed a LQR controller for the regenerative suspension. 08/2015-09/2016 Design, Modeling and tests of the Hydro-Electric Shock Absorber (HESA) Advised by Prof. Lei Zuo and Dr. Lin Xu  Designed and prototyped the HESA, which can mitigate the vibration in the suspension and harvest the vibration energy simultaneously;  Modelled and simulated the HESA, mainly considering the modeling of accumulators and the hydraulic inerter.  This project used Instron testing systems, COCO-80 handled data acquisition system, various types of transducers, Solidworks, AutoCAD, Matlab, etc. 09/2014-12/2015 Influences of Energy Harvesting Shock Absorbers (EHSAs) on Vehicle Dynamics Advised by Prof. Lei Zuo  Analyzed the ride comfort and road handling of the vehicles with EHSAs by selecting a mechanical motion rectifier-based (MMR-based) EHSA as an example;  Modelled the MMR-based EHSA, which is a piece-wise linear system. Used the Tustin approximation to solve the mathematical model;  This research mainly refers to the knowledge about vibration (to analyze the reasonability of the simulation results) and digital signal processing (generating the random off-road excitation with filters). 02/2013-10/2014 Hydraulic Interconnected Suspension (HIS) System based on HESAs Advised by Prof. Xuexun Guo, cooperated with Dr. Lin Xu  Proposed an innovative suspension system combining the HIS and HESA, which can enhance the vehicle stability and harvest vibration energy from the suspensions. It has three working modes, energy-recovery priority mode, dynamic performance priority mode, and energy- recovery and dynamic performance balance mode; (Teamwork)  Did an extensive literature review, wrote a proposal to NSFC with other guys, and also built a full-vehicle modeling by using the AMESim software, to compare the performance with traditional vehicles. (My part) 03/2012-05/2013 Hydraulic Retarder Product Development Advised by Prof. Xuexun Guo and Dr. Xiong  Designed several parts of the hydraulic retarder by using the reversal design method;  Became proficient at using the CAD software in this project, and also wrote a test program for the prototype by reading papers and standards. 10/2010-04/2011 Assisted Electric Drive System for a Hybrid Electric Vehicle Advised by Prof. Xuexun Guo, cooperated with Dr. Zhang, Dr. Wang and three undergraduates  Proposed an assisted electric drive system for a hybrid electric vehicle; (Teamwork)  Designed the overall arrangement and conducted simulation tests by using the ADVIOSR software. (My part) PUBLICATION [1] Sijing Guo, Qiuchi Xiong, Jan Mou Li, Liangyao Yu, Lei Zuo. “Truck Suspension Control for Pavement Protection at Signalized Intersections”, 2018 American Control Conference, (Accepted in the invited session). [2] Sijing Guo, Qiuchi Xiong, Liangyao Yu, Lei Zuo. “Pavement Protection from Heavy-Duty Trucks via Suspension and Braking Control at Signalized Intersections,” 2018 International Symposium on Advanced Vehicle Control. (Accepted) [3] Chaoxian Wu, Xuexun Guo, Bo Yang, Xiaofei Pei, Sijing Guo. “Hydraulic retarder torque control for heavy duty vehicle longitudinal control,” International Journal of Heavy Vehicle Systems, 2018. (In press). [4] Sijing Guo, Lin Xu*, Yilun Liu, Xuexun Guo, Lei Zuo. “Modeling and Experiments of a Hydraulic Electromagnetic Energy Harvesting Shock Absorber,” IEEE Transaction on Mechatronics, 2017. [5] Sijing Guo, Yilun Liu, Lin Xu, Xuexun Guo, Lei Zuo. “Performance evaluation and parameter sensitivity of energy- harvesting shock absorbers on different vehicles”, Vehicle System Dynamics. 2016, 54(7). [6] Sijing Guo, Lin Xu, Yilun Liu, Xuexun Guo, Lei Zuo. “Modeling, Experiments, and Parameter Sensitivity Analysis of Hydraulic Electromagnetic Shock Absorber”, ASME 2016 International Design Engineering Technical Conferences /Advanced Vehicle Technology (IDETC/AVT). [7] Sijing Guo, Lin Xu, Yilun Liu, Xuexun Guo, Lei Zuo. “Performances of Energy-Harvesting Shock Absorbers on Various Types of Vehicles,” ASME 2015 Dynamic Systems and Control Conference (DSCC). (Invited session) [8] Lin Xu, Yilun Liu, Sijing Guo, Xuexun Guo, Lei Zuo. “Damping Characteristics of a Hydraulic Electric Rectifier Shock Absorber and its Effect on Vehicle Dynamics”, ASME 2015 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference (IDETC/CIE). [9] Sijing Guo, Zhenfu Chen, Xuexun Guo, Quan Zhou, Jie Zhang. “Vehicle Interconnected Suspension System based on Hydraulic Electromagnetic Energy Harvest: Design, Modeling and Simulation Tests”, SAE 2014 Commercial Vehicle Engineering Congress. [10] Jia Mi, Lin Xu, Sijing Guo, Mohamed A. A. Abdelkareem, Lingshuai Meng. “Suspension Performance and Energy Harvesting Property Study of a Novel Railway Vehicle Bogie with The Hydraulic-Electromagnetic Energy-Regenerative Shock Absorber”, 2017 SAE World Congress. [11] Jia Mi, Lin Xu, Sijing Guo, Mohamed A. A. Abdelkareem, Lingshuai Meng, Lei Zuo. “The Dimension Match and Parameters Setting of the Hydraulic Motor for the Hydraulic-Electromagnetic Energy-Regenerative Shock Absorber”, 2017 ASME/IDETC. [12] Jia Mi, Lin Xu, Sijing Guo, Lingshuai Meng, Mohamed A. A. Abdelkareem. “Energy Harvesting Potential Comparison Study of a Novel Railway Vehicle Bogie System with the Hydraulic-Electromagnetic Energy-Regenerative Shock Absorber”, 2017 ASME/JRC.

PATENTS [1] Chengcai Zhang, Jun Wang, Xuexun Guo, Sijing Guo, Wei Ma. An assisted Electric Drive System for Hybrid Electric Vehicle, CN 102166949 A. [2] Gangfeng Tan, Sijing Guo, Wanyang Xia, Xuexun Guo, Ming Chen. A cooling device for the hydraulic retarder using boiling heat transfer, CN103225659 B. COURSES Data Analytics (classification and regression with k-means and regression tree, etc.); Bayesian Robotics (moving object localization and tracking); Adaptive Control; Optimal Control; Linear System Theory; Linear Control Theory; Vehicle Theory; Vehicle Structure. HONORS, AWARDS, AND SCHOLARSHIPS  Funded by China Scholarship Council to conduct research in Virginia Tech for two years (09/2014-09/2016)  Best student paper finalist at 2016 ASME/AVT (2016)  Student Travel Award, ASME Dynamic Systems and Control Conference (2015)  National scholarship (2012)  Awarded outstanding graduates (2011)  Second-Class Academic Scholarship of WHUT, Excellent school members (2010)  Second-Class Academic Scholarship of WHUT, Second-Class Scholarship of Yutong Bus Co. (2009)  Third-Class Academic Scholarship of WHUT, Second-Class Scholarship of SGMW, Three-good student of WHUT (2008) PROFICIENCY & SKILLS Programming: Programming C, Matlab, Mathematica, LabView Mathematical: Mathematica, Maple Simulation Platform: AMESim, ADVISOR, Carsim CAD: CATIA, SOLIDWORKS, UG, Auto CAD