University of Washington Online Learning
Seattle, Washington, United States
http://www.onlinelearning.washington.edu/

Nonlinear Control Systems

Analysis of nonlinear systems and nonlinear control system design. Phase plane analysis. Lyapunov stability analysis. Describing functions. Feedback linearization. Introduction to variable structure control....
 

Modeling DES with automata and Petri nets. Languages. State estimation and diagnostics. Control specifications. Feedback control. Dealing with uncontrollability and unobservability. Dealing with blocking. Timed automata and Petri nets....
 

Discrete-time and sampled-data systems, difference equations, and z-transform. Frequency response. Nyquist stability criterion. Gain and phase margins. Limitations of sampling. Sample rate selection. Controller design via discrete-time equivalents to continuous-time controllers, by direct-digital root locus and by loop shaping....
 

Methodologies particularly useful in the conceptual or preliminary phase of a design. The design process. Impact of formulating independent functional requirements. Physical and functional coupling in design. Case studies in conceptual design of products and processes....
 

Application of mathematical methods to the description and analysis of systems in mechanical engineering. Analogies in heat transfer, fluid flow, stress distribution, dynamics, and feedback control. Prerequisite: graduate standing in mechanical engineering or permission of instructor....
 

Advanced Composites: Design and Manufacturing Manufacturing and processing techniques of metal-, polymer-, and ceramic-matrix composites; design considerations related to manufacturing techniques; non-destructive testing of composite structures. Fiber-matrix interfacial features and interactions. Interfacial thermodynamics applied to selection of fiber-matrix combinations....
 

Fundamentals of microstructure-macro-property relation of electronic composites. This course covers applications (computers, laser packages, medical devices, MEMS, avionics), functions (mechanical, thermal, electromagnetic and optical), microstructure-macro-property relations, processing issues, and modeling of electronic composites....
 

Applications of linear fracture mechanics to failure analysis and fracture control based on actual case studies. Fracture toughness and fatigue testing techniques, crack initiation and propagation fatigue life prediction of mechanical components subjected to environmental effects....
 

Theory and practice of experimental techniques including strain gages and strain gage-based devices, thermocouples, LVDTs, and transducer design. Lecture and laboratory. ...
 

Theory and practice of optical mechanics, including interferometric techniques (moire and holographic), geometric moir methods, and photoelasticity. Lecture and laboratory....
 

Introduction to adhesive systems and test/evaluation techniques. Stress/strain analysis methods used with adhesive joints. Examples of practical applications. Prerequisite: graduate student status or permission of instructor....
 

Elasticity II: Viscoelasticity and Elastodynamics Elastodynamics includes wave propagation in linear elastic and linear viscoelastic solids where solids are monolithic materials, composite materials. Viscoelasticity part includes the stress-strain equations in terms of convolution integral, Fourier transform and Laplace transform modes. Simple and fundamental problems are solved by several t......
 

Elastostatics, including general formulations of 2D and 3D elastostatic problems (stress function method, complex variable method, displacement potential method). Eth Eshelby’s method is emphasized and used to solve 2D and 3D problems with special application to composite materials....
 

Calculus of variations for dynamical systems, definition of the dynamic optimization problem, constraints and Lagrange multipliers, the Pontryagin Maximum Principle, necessary conditions for optimality, the Hamilton-Jacobi-Bellman equation, singular arc problems, computational techniques for solution of the necessary conditions....
 

Review of system models, model structure, model parametrization; review of stochastic processes; state estimation: observers, the Kalman-Bucy filter, numerical issues in filter design and implementation; system identification: linear regression, least squares, maximum likelihood, instrumental variable techniques....
 

Single loop feedback control theory; poles, zeros, Nyquist stability, performance, robustness of multivariable systems; multivariable control synthesis: Linear-Quadratic-Gaussian methods, loop transfer recovery, Youla parametrization, H-infinity techniques, parameter optimization design....
 

Selected fluid mechanics relevant to current advances in research and application. Topics selected vary with faculty and student interest, but have included flow stability, special topics in turbulence, and turbulent reacting flows....
 

Macro and micro aspects of fatigue of metals and fatigue mechanisms. Analytical methods for fatigue and life assessment in advanced materials....
 

Advanced heat transfer studies of interest to mechanical engineers. Subject coverage varies from year to year....
 

Basic conservation laws and kinematics of fluid flow constitutive relationships, Newtonian fluids, dimensional analysis, vorticity dynamics, inviscid flows, applications. ...
 

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