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 20 of 60 for “"Proportional Integral Derivative"”.
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Design and simulation of a torque sensing governor for an internal combustion engine
… the same procedure was followed with a simulated proportional-integral-derivative governor. The real system was then governed by each type of governor using the optimum values of governor parameters obtained from the simulated system. The control response curves of the real and simulated systems …
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Characterization of the response of the hydrodynamic trap using a control-based approach
… trap actuated by varying combinations of proportional-integral-derivative (PID) controllers. We further develop a control-based model of the trap, and we characterize trap performance for a wide range of particle Péclet numbers and response times. Overall, an increased understanding of …
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Fractional Order Systems:PID Controller Design and Fractional Order Element Modeling
… procedure proposed for Non-Integer Order Proportional-Integral-Derivative (PID) controllers and some examples are presented. The Chapter 3 is divided in two parts: the first one is dedicated to the modeling and control of Ionic Polymer Metal Composite (IPMC) and than a study on Fractional …
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Performance Analysis Of Non-Linear Adaptive Control Laws Using Hardware in the Loop of an Unmanned Aerial System
… The controllers chosen for comparison are: Basic Proportional-Integral-Derivative (PID), Outer loop Non-Linear Dynamic Inversion (NLDI), Extended NLDI, and the previous three controllers augmented with an AIS for a total of six controllers. The Extended NLDI augmented with the AIS outperformed all …
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Parameter Identification And Fault Detection For Reliable Control Of Permanent Magnet Motors
… for three most applied control schemes: Proportional-Integral-Derivative (PID), Direct Torque Control (DTC) and Field Oriented Control (FOC) for Permanent Magnet Machines. New detection schemes forfault detection, isolation and machine parameter identification are presented and analyzed. …
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Governor control optimization of hydro power plants using hybrid fuzzy logic and PID control.
… control (FLC) together with the conventional proportional-integral-derivative (PID) controllers to aid in this process. However, coming up with the inputs, rule base and the outputs, including a number of each of these in the FLC system has always been arbitrary hence proving it difficult for …
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Control of a Quadcopter Aerial Robot Using Optic Flow Sensing
… is then used a feedback information in a simple proportional-integral-derivative (PID) controller on the quadcopter. Experimental results are presented to demonstrate theeffectiveness of using optic flow for controlling the motion of the quadcopter aerial robot. The technique presented herein can …
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Adaptive control for one-DOF finger rehabilitation robot
… One of the common used in controller system is proportional–integral–derivative controller (PID controller). However, the limitation of the PID controller is unable to adapt the variations in the load, as handgrip stiffness can be varied from patient to patient and PID controller is needed to …
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Internal Torques and Forces in Gyrostats with Magnetically Suspended Rotors
… Jeffcott model. By applying a standard Proportional--Integral--Derivative controller to the active magnetic bearing both the equivalent stiffness and damping parameters remain constant.
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Use of a Segmented Electrode To Control Current Distribution In Electrochemical Systems
… were performed to test an implementation of proportional-integral-derivative (PID) control in the software, with the aim of improving response to system changes. In some cases, a noticeable improvement in response time was seen using PID control. However, more in depth testing will be …
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Development of a single phase active Power filter for rectifier load
… the simulations in Matlab/Simulink. Conventional proportional-integral-derivative (PID) control based Shunt APF is being used to regulate the DC bus voltage and hysteresis current controller is employed to generate signal for switching purpose. The process is based on sensing line currents, filter …
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Matlab based modeling and simulink package for DC-DC boost convertor to enhance learning process of power electronics
… of DC-DC boost convertor using open-loop, Proportional integral derivative (PID) controller and Fuzzy logic controller topologies. Finally, a post-research questioner was also floated through same respondent population in order to evaluate and assess the effect and significance of the …
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Force control for one degree of freedom haptic device using PID Controller
… few types of conventional controller which are Proportional (P) controller, Proportional-Integral (PI) controller, Proportional-Derivative (PD) controller and Proportional-Integral-Derivative (PID) controller. The performance of the haptic device is tested with different conventional controller …
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On Steam Based Recovery Process Design
… ratios. Also, automated control by using proportional-integral-derivative control can yield further improvements of the process performance. The results of the detailed ultra-refined CSS models demonstrate that CSS dynamics are complex due to steam-based dilation and steam condensation. …
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Enhancing Engineering Education: Integration of the Desktop Fiber Extrusion Device (FrED) for Hands-On Learning in Smart Manufacturing.
… and implementation of control systems, including Proportional-Integral-Derivative (PID) and Deep Reinforcement Learning (DRL), the study enhances the operational precision and educational utility of FrED. Furthermore, the introduction of an innovative, low-cost tension sensor in the fiber …
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Real-time control of soil moisture for efficient irrigation
… thesis articulates a model for using a real-time proportional-integral-derivative (PID) controller to minimize water use using HYDRUS- 1D, a software package for simulating the one-dimensional movement of water, heat, and solutes in porous media, to simulate soil moisture. In a direct comparison …
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Superheat control for air conditioning and refrigeration systems: Simulation and experiments
… supplement the performance of the commonly used proportional-integral-derivative (PID) controller. Evaporator superheat is a key parameter considered in this research since precise control optimizes evaporator efficiency while protecting the system from component damage. The controllers developed …
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Control of cooperative unmanned aerial vehicles
… a cascade control scheme comprised of classical Proportional Integral Derivative control scheme augmented with angular acceleration feedback, were designed and experimentally tested in order to achieve trajectory tracking under the presence of wind–gusts. The efficiency of the proposed control …
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Development of knee joint angle trajectory tracking for leg support mechanism
… (GUI) in a real-time measurement system. Proportional Integral Derivative (PID) control system is employed in this project as a controller to make sure the actuator of this mechanism moves according to the desired knee joint angle trajectory data. Designing a PID control system for knee …
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Viability and Validation of Near-Passive Descent Control for Quadrotor Systems
… during descent. This is shown by using a proportional-integral-derivative controller to stabilize a one degree-of-freedom variable-pitch balance in a custom wind tunnel section. A 6 degree-of-freedom variable-pitch quadrotor is designed and deployed from altitude during flight testing. The …
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