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 16 of 16 for “"Simulink simulation"”.
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Design and Simulation of a Towed Underwater Vehicle
… stability and control of the two-part tow. A Simulink simulation that models the towfish dynamics was implemented. Through this Simulink simulation a parametric study was conducted to see the effects of sea state, towing speed, center of gravity position, and a PID controller on the towfish …
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Design and analysis DC/DC boost converter using pi controller for battery charger application
… was designed with PI controller using MATLAB/Simulink software. For the upgrading of learning process is to compare the open-loop analysis with closed-loop using PI. The controller based on PI technique to analyze the transient response of close-loop system in term of overshoot and response …
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Design and Implementation of a Control System for a Quadrotor MAV
… observer that computes the rotor velocities. A Simulink simulation uses hardware and software properties to serve as an environment for controller gain tuning prior to flight testing. The results from the simulation generate stabilizing control gains for the on-board attitude controller and for …
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Development of 3-phase inverter with PID voltage control
… The PID controller is developed in Matlab Simulink simulation and coded into TMS320F28335 board. In TMS320F28335 board, the desired voltages are compared with the output voltages to get the error signal that will go into the PID controller. SPWM signal is created by using the correction …
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Speed sensorless field oriented control of ac induction motor using model reference adaptive system
… optimum inverter switching table. Modeling and simulation of the induction machine and the vector control drives implemented in MATLAB/SIMULINK. Simulation results of proposed MRAS and indirect vector control technique are presented.
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Modeling dispersions in initial conditions for air-launched rockets and their effect on vehicle performance
… configuration. A six-degree-of-freedom (6-DOF) simulation models the vehicle's behavior during the uncontrolled drop phase prior to rocket ignition. The results of 1000 Monte Carlo runs with various initial conditions produce a statistical representation of the expected dispersions in vehicle …
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Scaling a Prismatic Revolute Joint (Pr) Manipulator Using Similitude and Buckingham Pi Techniques
… systems were simulated using a hybrid Matlab/Simulink simulation scheme. Experimental systems were constructed with dissimilar model and prototype motors. Control was provided by an AT class PC equipped with 12-bit A/D, D/A cards operating at a sample rate of 100 Hz. The control algorithm was …
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Design and analysis of active aerodynamic control systems for increasing the safety of high-speed road vehicles
… The controller design is validated using co-simulation implemented in the combined CarSim-MATLAB/Simulink simulation environment. Simulation results demonstrate that active aerodynamic control improves the lateral stability of the vehicle and that the improvement is more pronounced as the …
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Optimal passive nonlinear damper design methodology for road race application
… assembly of equations in a computer model for simulation, identification of the objective function which maximizes lateral acceleration based on tire data, optimization of the objective function by varying damping and inertance, identification of mode shapes and root locus analysis. No closed …
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Analysis, Simulation, and Measurement of Micro-Vibrations in Reaction Wheels for High-Performance Imaging Missions
… (LoS) jitter. This thesis presents the analysis, simulation, and measurement of reaction wheel micro-vibrations to characterise their effect on LoS stability and to evaluate mitigation strategies aimed at improving overall pointing performance. A complete analytical model was developed to describe …
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An Investigation of Micro-Hydro Power Generator Characteristics
… is then derived and validated through MATLAB-Simulink simulation. In pursuit of MHPG maximum utilisation efficiency, a new Seesaw maximum power point tracking (MPPT) controller is presented. The simple but accurate analogue Seesaw MPPT, which incorporates feedforward control of the output …
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Analysis of Electromagnetic Launcher Design and Modeling
… resistance to projectile flux gain ratio. A Simulink simulation then incorporates the resulting non-linear differential equations and approximates the projectile velocity over time based on physical dimensions and material properties. Some equations derived can be found in literature …
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A modular simulation environment for the improved dynamic simulation of multirotor unmanned aerial vehicles
… algorithms (GNC) is mostly performed in simulation. In order to guarantee a seamless transition between control solutions generated in a simulation environment and real-world flight performance, the simulation should reproduce real-world behavior with sufficient fidelity. It is of course …
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Power-efficient and high-performance interference resilientpulse oximeter
… model of the pulse oximeter developed in Simulink. This model is the first computer model of pulse oximeter and it is a useful tool for design and development of a pulse oximeter. Comparing the hardware measurement results and the Simulink simulation results presented in Chapter 2 and 5 …
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The effect of wing flexibility on ride comfort in formation flight
… was successfully implemented within a MATLAB/Simulink simulation environment. This paper presents the theoretical development of both the structural and aerodynamic models, along with the results of various test simulations. The restrained fuselage model was validated by performing a modal …
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X-ray microscope performance enhancement through control architecture change
The goal of this thesis is to apply control algorithms to improve the performance of nanopositioning devices used on the beamline in Advanced Photon Source (APS) at Argonne National Laboratory (ANL). A prototype device, better known as the Early User Instrument (EUI) was the subject of this work. …