Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 19 of 19 for “"TruckSim"”.
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Development of a Heavy Truck Vehicle Dynamics Model using Trucksim and Model Based Design of ABS and ESC Controllers in Simulink
… for a heavy truck was performed using dSPACE. TruckSim, developed by Mechanical Simulation Corporation (MSC), was used to model the vehicle dynamics. The tractor was equipped with disc brakes and the trailer was equipped with drum brakes. Model validation was by performing various dynamic …
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Hardware in the Loop Simulation of a Heavy Truck Braking System and Vehicle Control System Design
… accurately model a 6x4 tractor-trailer rig using TruckSim and simulate severe braking and handling maneuvers with hardware in the loop and software in the loop simulations. For the hardware in the loop simulation (HIL), the tractor model was integrated with a 4s4m anti-lock braking system (ABS) …
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Modeling Truck Motion along Grade Sections
… performance. The dissertation describes the TruckSIM framework for modeling vehicle motion along roadway sections by considering both the longitudinal and lateral forces acting on a vehicle. In doing so, the tool reflects the impact of horizontal and vertical alignment on a vehicle's …
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Development and analysis of active rear axle steering for 8x8 combat vehicle
… a previously validated 8x8 combat vehicle as a TruckSim© full vehicle model. The controllers are developed in MATLAB/Simulink and are applied in co-simulation with TruckSim©. The simulation events to evaluate the controller performance include a 15-meter constant step slalom, modified J-turn, …
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A New Fuzzy Based Stability Index Using Predictive Vehicle Modeling and GPS Data
… is derived from first principles. Matlab and TruckSim 7® simulations are performed for five vehicle masses and three forward velocities in a ramp-steer maneuver. Using fuzzy logic to develop the control rules for the Total Safety Margin (TSM), TSM matrices are built for both the Matlab and …
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Enhancement of lateral stability for a multi-wheeled combat vehicle using various control strategies
… executing the simulations utilizing a validated TRUCKSIM vehicle model in co-simulation with the proposed controllers in MATLAB SIMULINK. Based on the results obtained, it was concluded that the integration of SAS has a significant enhancement on the vehicle lateral stability at a high …
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Development of active trailer steering systems for pickup truck-trailer combinations
… Numerical simulations are carried out using TruckSim and MATLAB/Simulink software packages, and the results are analyzed under high-speed performance measures.
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Development of H∞ control strategy for a multi-wheeled combat vehicle
… control scheme is evaluated by using a validated TruckSim model in co-simulation with Simulink. Various standard events are used for testing. Two road friction coefficients are used, 0.35 and 0.85 µ at speeds between 40 and 100 kph. The proposed control system is able to greatly improve vehicle …
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Enhancing roll stability and directional performance of articulated heavy vehicles based on anti-roll control and design optimization.
… on a GA and a multibody vehicle dynamic package, TruckSim, is proposed to coordinate this trade-off relationship. To test the effectiveness of the design method, a tractor/semi-trailer combination is optimized using the proposed method. It is demonstrated that the proposed design method can be …
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Modeling and testing of an improved 8x8 scaled electric combat vehicle
… with a full-size electric drive vehicle model in TruckSim is presented to prove the advantage of using the scaled vehicle in experimental test. Furthermore, development and validation of steering strategies including traditional, fixed 3rd axle, and all-wheel steering scenarios in the scaled …
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A Method for Modeling and Prediction of Ground Vehicle Dynamics and Stability in Autonomous Systems
… are implemented in MATLAB, simulated against TruckSim models, and results are shown to demonstrate the validity of the techniques. The developed methodology is shown to be a novel approach that is capable of addressing the problem of successfully estimating the available maneuvering manifold …
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Evaluating the Effectiveness of Electronic Stability Systems in Reducing Truck Rollovers
… system that communicates between the TruckSim software, a vehicle dynamics based simulation program, and a real-time tractor-trailer braking rig. The simulations were first run without the ESP enabled to determine the critical speed which will cause the truck to roll, then the same …
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Fault tolerant control of active trailer steering systems for multi-trailer articulated heavy vehicles
… validated using the commercial software package, TruckSim. Additionally, this thesis presents an ATS system for the B-Train double. The ATS mechanism is modeled as a hydraulic control system, consisting of a hydraulic actuator and an electrohydraulic control valve. The hydraulics for the ATS …
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Development and validation of a driver distraction alert system for highway driving using a truck driving simulator
… simulator is compared to that of the commercial TruckSim® software using identical parameters of a given tractor semitrailer during similar driving conditions. Consequently, the driving speed and steering angle profiles for both simulation environments are then compared during standard test …
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Design of active trailer steering systems for long combination vehicles using robust control techniques
… variety of tests by using numerical simulations. TruckSim and MATLAB/Simulink software packages are used for numerical simulations. The results suggest that the LQG control technique effectively controls the system in the presence of noise, whereas the 𝜇 synthesis control technique is able to …
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Parallel design optimization of multi-trailer articulated heavy vehicles with active safety systems
… derived using a commercial software package, TruckSim, in order to examine their applicability for the design optimization of MTAHVs with active safety systems. The PDO method is implemented to perform the concurrent design of the plant (vehicle model) and controllers. To simulate the …
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A wireless communication based active safety system for articulated heavy vehicles
… in MATLAB/Simulink; the virtual AHV is built in TruckSim; by means of integrating the ATS system and the virtual AHV, the co-simulation can be performed. As a preliminary design, a gain scheduler is introduced to compensate for the effect of data delay and stabilize the AHV. Later, in order to …
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Design of a Portable Tire Test Rig and Vehicle Roll-Over Stability Control
… study of a military truck will be compiled in TruckSim. Lastly, a control method for the rollover case will be designed and implemented. The results of the roll control simulation are positive. The study shows an increase in dynamic roll stability due to the implementation of the control …
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Autonomous driving control strategies for multi-trailer articulated heavy vehicles with active safety system
… were generated. The corresponding nonlinear TruckSim model was employed as the virtual for co-simulations. The original contributions of the thesis in autonomous driving control of MTAHVs include: 1) a lateral preview driver model for MTAHVs was developed using the optimal preview control …