Browsing by Author "He, Yuping"
Now showing items 1-20 of 21
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Coordinated control of active safety systems for multi-trailer articulated heavy vehicles
Zhu, Shenjin (2016-06-01)To improve the directional performance of multitrailer articulated heavy vehicles (MTAHVs), the model-based active safety systems, including the active trailer steering, trailer differential braking and the active roll ... -
Design and analysis of active aerodynamic control systems for increasing the safety of high-speed road vehicles
Hammad, Mohammed (2019-07-01)The lateral stability and the safety of road vehicles is dependent on the vehicle design and operating conditions. Under operating conditions such as slippery roads, high lateral acceleration and tight cornering, the forces ... -
Design and validation of active trailer steering systems for articulated heavy vehicles using driver-hardware-in-the-loop real-time simulation
Wang, Qiushi (2015-08-01)To improve the low-speed maneuverability and high-speed lateral stability of Double Trailer Articulated Heavy Vehicles (DTAHVs), an Active Trailer Steering (ATS) system has been designed. To date, investigations on ATS ... -
Design and validation of high speed active trailer steering system for articulated heavy vehicle
Ni, Zhituo (2016-01-01)Articulated heavy duty vehicles are widely used around the world for its economic and environmental benefits. A-train double is one of the most popular heavy duty vehicles in Canada. Despite its advantages, the spread of ... -
Design of active trailer steering systems for long combination vehicles using robust control techniques
Sikder, Tushita (2017-07-01)The exponential growth in freightage and the ever-increasing traffic congestion has aided Long Combination Vehicles (LCVs) to emerge as an economical and pragmatic solution for freight transport compared to single unit ... -
Design of robust active trailer steering controllers for multi-trailer articulated heavy vehicles using software/hardware-in-the-loop real-time simulations
Keldani, Mutaz (2019-08-01)Due to their remarkable economic and environmental benefits, Multi-Trailer Articulated Heavy Vehicles (MTAHVs) have been frequently adopted by the trucking industry. Despite the above advantages, MTAHVs exhibit two particular ... -
Design optimization of active trailer differential braking systems for car-trailer combinations
Lee, Eungkil (2016-01-01)The thesis studies active trailer differential braking (ATDB) systems to improve the lateral stability of car-trailer (CT) combinations. CT combinations exhibit unique unstable motion modes, including jack-knifing, trailer ... -
Design optimization of articulated vehicles with autonomous steering control
Yu, Jiangtao (2022-08-01)Human driver errors cause about 94% of traffic collisions. To increase the safety of road vehicles, extensive studies have been conducted on developing autonomous driving technologies. However, little attention has been ... -
Design synthesis of articulated heavy vehicles with active trailer steering systems
Islam, Md. Manjurul (2010-04-01)A new design synthesis method for articulated heavy vehicles (AHVs) with an active trailer steering (ATS) system is examined and evaluated. Due to their heavy weights, large sizes, and complex configurations, AHVs have ... -
Design synthesis of car-trailer systems with active trailer differential braking strategies.
Sun, Tao (2013-08-01)To this date, various control strategies based on linear vehicle models have been proposed and developed for improving the lateral stability of car trailer (CT) systems. Is a linear-model-based controller applicable to ... -
Design synthesis of NLMPC-based tracking controller for autonomous vehicles with active aerodynamic control
Mao, Chunyu (2022-12-01)The past three decades have witnessed extensive studies on tracking-control for autonomous vehicles (AVs). However, there is a lack of studies on effective design methods in this field. To tackle this problem, this thesis ... -
An energy-regenerative suspension system
Lato, Thomas; Zhao, Huiyong; Zhao, Lin; He, Yuping (ASME, 2018) -
Enhancement of lateral stability of car-trailer systems using model-reference adaptive control
Vempaty, Smitha (2019-12-01)Car-Trailer (CT) systems exhibit reduced maneuverability in curved-path negotiations and display low lateral stability under high-speed evasive maneuvers. Therefore, the objective of this thesis is to design a Lyapunov-S ... -
Enhancing roll stability and directional performance of articulated heavy vehicles based on anti-roll control and design optimization.
Oberoi, Dhruv (2011-10-01)This research presents an investigation to actively improve the rollover stability of articulated heavy vehicles (AHVs) during high speed manoeuvres using anti-roll control systems. A 3-dimensional (3-D) linear yaw/roll ... -
Fault tolerant control of active trailer steering systems for multi-trailer articulated heavy vehicles
Kapoor, Saurabh (2017-07-01)Faults in a controlled plant often deteriorate the system performance. In severe cases, faults pose a risk of component damage, plant shutdown or even personnel safety. Fault Tolerant Control (FTC) aims at preventing the ... -
High-speed lateral stability analysis of articulated heavy vehicles using driver-in-the-loop real time simulation
Brown, Jesse (2018-04-01)High-speed testing procedures for evaluating the lateral stability of multi-trailer articulated heavy vehicles (MTAHV) include the use of both an open-loop and a closed-loop maneuvers as specified in ISO-14791. The standard ... -
Lateral stability analysis and MPC tracking control for articulated heavy vehicles
Sharma, Tarun (2022-10-01)Articulated heavy vehicles (AHVs) exhibit poor maneuverability during curved-path negotiations and low lateral stability under high-speed evasive maneuvers, which may lead to unstable motion modes, e.g., trailer-sway and ... -
Parallel design optimization of multi-trailer articulated heavy vehicles with active safety systems
Islam, Md. Manjurul (2013-04-01)Multi-trailer articulated heavy vehicles (MTAHVs) exhibit unstable motion modes at high speeds, including jack-knifing, trailer swing, and roll-over. These unstable motion modes may lead to fatal accidents. On the other ... -
Robust controller design for active trailer steering systems of articulated vehicles using multi-objective optimization
Qureshi, Khizar Ahmad (2019-08-01)This thesis presents and evaluates an approach to the robust controller design for active trailer steering (ATS) systems to increase the safety of articulated vehicles. By applying a multi-objective evolutionary algorithm ... -
Thermal performance analysis and geometrical optimization of automotive brake rotors.
Chi, Zhongzhe (2008-07-01)The heat dissipation and thermal performance of ventilated brake discs strongly depends on the aerodynamic characteristics of the air flow through the rotor passages. In this thesis, the thermal convection is analyzed using ...