Browsing Auburn University Graduate School by Department "Mechanical Engineering"
Now showing items 61-80 of 491
Controlling the Speed of a Magnetically-Suspended Rotor with Compressed Air
(2011-04-08)
Magnetic bearing research is generally concerned with the development of the automatic control systems required to levitate a rotor, driven by either an electric motor or air turbine. The regulation of rotor speed in ...
Coupling GPS/INS and IMM Radar Tracking Algorithms for Precise Collaborative Ground Vehicle Navigation
(2018-12-07)
This thesis describes a method of collaborative ground vehicle navigation utilizing shared
radar data to provide observations during periods of GPS degradation. Navigational errors that
typically arise from degraded GPS ...
Damage Prediction of Lead Free Ball Grid Array Packages Under Shock and Drop Environment
(2007-05-15)
The fatigue and damage of solder joints and also the potential for interface failure within BGA packages are caused by thermal cycling. In case of portable electronic products, fatigue is caused by repetitive drop and shock ...
Data Driven Approaches for Nonlinear System Identification and Control of Hardware in the Loop Systems
(2025-04-25)
System identification can play in important role in the engineering design process. Generating a high-fidelity model of a system can lead to improved performance and reduced costs. There are many ways to create these models ...
Data-Driven Neuromechanical Modeling, Estimation, and Control for Hand-Assistive Robotic Interfaces
(2025-05-01)
Mechanical interactions at the hand affect its entire neuromuscular circuit - from hand kinematics and peripheral nervous activation, to motor and somatosensory cortex activation, to cognition and decision making. ...
Decentralized Collaborative Navigation in Limited Observability Environments with Low Earth Orbit Satellite Signals of Opportunity between Aerial and Ground Vehicles
(2023-07-28)
A decentralized collaborative navigation algorithm known as inverse covariance intersection (ICI) is studied in the context of a group of vehicles navigating using opportunistic Doppler measurements. Signals of opportunity ...
Deep Integration of a Flight Vehicle Dynamic Model in a Vector Tracking Software Defined Receiver
(2024-01-04)
The greater occurrence of signal interference on Global Navigation Satellite Systems
(GNSS) requires additional alternative navigation solutions to provide robust, reliable localization
of flight vehicles when measurements ...
Deep Learned Multi-Modal Traffic Agent Predictions for Truck Platooning Cut-Ins
(2020-05-18)
Recent advances in Driver-Assisted Truck Platooning (DATP) have shown success in linking multiple trucks in leader-follower platoons using Cooperative Adaptive Cruise Control (CACC). Such setups allow for closer spacing ...
Design and Analysis of a Dual Antenna Vector Tracking Software Defined Receiver for Robust Navigation and Mitigation of Spoofing Threats
(2025-08-06)
Global navigation satellite systems (GNSS) remain the best way to maintain a global position, velocity, and timing (PVT) solution for autonomous systems.
However, GNSS is susceptible to interference and degradation.
One ...
Design and Analysis of a Hot Start Vector Tracking Receiver
(2026-05-14)
This thesis presents a novel method of initializing vector processing on a software-defined Global Positioning System receiver. By leveraging observables and ephemeris data obtained from a base station, the proposed receiver ...
Design and Analysis of Acoustic Metamaterials in Order to Isolate Microelectromechanical Systems Devices from High Frequency Acoustic Noise
(2021-07-30)
The effects of high frequency acoustic noise can be rather damaging to Microelectromechanical Systems (MEMS) devices. The use of MEMS devices is widespread; therefore, some operational environments for MEMS devices can ...
Design and Analysis of Air and Coolant Control for a Polymer Electrolyte Membrane Fuel Cell
(2007-08-15)
The polymer electrolyte membrane (PEM) fuel cell is an alternative engine that can potentially replace the internal combustion engine in the vehicles of the future. When hydrogen, stored in a tank, and oxygen, from the ...
Design and Analysis of Optimal Braided Composite Lattice Structures
(2014-07-11)
This work applies to structural optimization within geometric constraints of braided truss structures. Prototypes of the newly developed open-structures have proven useful for their high specific stiffness and rapid ...
Design and Analysis of Woven Shape Memory Alloy Fabric
(2018-11-27)
Shape Memory Alloys (SMA) are smart materials that can memorize a shape and return to that shape after deformation upon the application of stress or heat. The most commonly used SMA is Nitinol (NiTi) which consists of ...
Design and Calibration of Stress Sensors on 4H-SiC
(2022-03-07)
Stresses in electronic packages due to thermal and mechanical loadings can cause premature mechanical failures such as fracture of die, severing of connections, die bond failure, solder fatigue, and encapsulant cracking. ...
Design and Commissioning of a Thermal Radiation Chamber with Design Confirmation via Finite Element Model
(2025-08-01)
Research into low heat transfer internal combustion engine technology has led to a need
for new testing devices that can generate heat flux at levels similar to those found in a
Homogeneous Charge Compression Ignition ...
Design and Evaluation of a 3D Road Geometry Based Heavy Truck Fuel Optimization System
(2010-07-28)
This dissertation develops a 3D road geometry based optimal powertrain control system in reducing the fuel consumption of heavy trucks. The real-time optimal control (OC) system, solving a constrained nonlinear programming ...
Design and Evaluation of Cooperative Adaptive Cruise Control System for Heavy Freight Vehicles
(2019-12-12)
This thesis describes the design, implementation, and evaluation of a Cooperative Adaptive Cruise Control (CACC) system for heavy freight trucks that seeks to provide a platform for future cooperative control and estimation ...
Design and Experimental Validation of Longitudinal Controller of Connected Vehicles using Model Predictive Control
(2015-12-14)
In this thesis, a vehicle longitudinal control algorithm based on model predictive control (MPC) is applied to compute the desired relative acceleration of the following vehicle in leader-follower systems. Kinematic equations ...
Design and Implementation of a SoC-Based Real-Time Vector Tracking GPS Receiver
(2015-05-06)
This thesis provides the design and implementation of a GPS receiver which utilizes advanced tracking algorithms on a small, low cost platform. The tracking algorithms used are of a class of algorithms known as vector ...