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UMD     ENME



( Formerly known as Design, Risk Assesment & Manufacturing )

The focus of this area of concentration is the study of: Product and process design and decision making, Manufacturing system modeling and automation, Manufacturing process modeling and control. Reliability and failure modes associated with specific semiconductor devices Structural reliability - design of structures to specific failure probability criteria Reliable design of electronic printed wiring boards. Manufacturing technology designed specifically to meet high standards for yield and quality, Reliability test methods for various electronic or mechanical devices, Test screening of parts or systems to eliminate latent defects, Reliability and safety assessment tools for complex aerospace, nuclear, or chemical process systems.

Examples of current research topics include: Conjugated polymer micro-actuators; Integration of product development and manufacturing; Design formalisms; Multi-criteria design decision making. Root Cause Failure, Probabilistic Risk , Common Cause Failure ; Structured software, Microelectronic Devices , Information Storage , Statistical Process Control, Improved Manufacturing Methods , Operator Advisory Systems, Software

The research is supported by dedicated laboratories in:

  • Advanced Design and Manufacturing Laboratory,
  • Computer-Integrated Manufacturing Laboratory,
  • Designer Assistance Tool Laboratory,
  • Decision Support Laboratory
  • Intelligent Control Engineering Laboratory,
  • Polymer Processing Laboratory,

ENME 600 (Formerly ENME 808A) - ENGINEERING DESIGN METHODS (3)
Prerequisites: Graduate standing or permission of instructor. This is an introductory graduate level course in critical thinking about formal methods for design in mechanical engineering. Course participants gain background in these methods and the creative potential each offers to designers. Participants will formulate, present, and discuss their own opinions on the value and appropriate use of design materials for mechanical engineering.

ENME 601 (formerly ENME 808G) - MANUFACTURING SYSTEMS DESIGN AND CONTROL (3)
Prerequisites: None. Modeling and analysis techniques needed to design and control manufacturing systems. Deterministic and stochastic models, including discrete-event simulation and queuing systems. Applications of modeling and analysis.

ENME 603 - ADVANCED MECHANISMS AND ROBOT MANIPULATORS (3)
Prerequisite: None. Analysis of spatial mechanisms and robot manipulators. The kinematics and dynamics of multi-degree-of-freedom mechanical systems are analyzed in detail. The main emphasis is on open-loop manipulators. Other mechanical systems such as closed-loop linkages, epicyclic gear drives, wrist mechanisms and tendon-driven robotic hands are covered.

ENME 604 - SYSTEMATIC DESIGN OF MECHANISMS (3)
Prerequisite: Undergraduate kinematics. Design of mechanisms from conceptual and dimensional points of view. Systematic methods of synthesis are introduced. The main emphasis is on planar mechanisms. A brief introduction to the kinematics of spatial mechanisms is also covered.

ENME 606 - NONLINEAR SYSTEMS (3)
Prerequisite: ENME 605 or permission of instructor. Analysis and synthesis of nonlinear dynamical systems. The stability problem and the synthesis of regulators for nonlinear processes are discussed using various approaches. Emphasis is placed on mechanical, electro-mechanical and aerospace applications.

ENME608 Engineering Decision Making
An introduction to structured decision making, including several decision analysis and product design selection methods. The course will cover material on individual and group decision making methods, organization and structure of decision making, and selection under uncertainty. Main topics will include: methods for modeling decisions, uncertainty, and preferences.

  • Modeling decisions: Elements of decision making; structuring decisions: influence diagrams, decision trees; making choices; sensitivity analysis; creativity/options
  • Modeling uncertainty: Probability basics and models; subjective probability; using data for decisions; Monte Carlo simulation; value of information
  • Modeling preferences: Preference capturing methods; decision making under certainty/ uncertainty; risk attitude; utility axioms, paradoxes and implications; decisions with multiple conflicting objectives: multi-attribute utility models; single vs. multiple decision makers
  • Product design selection: Demand modeling - conjoint and purchase decision approaches; selection under uncertainty and competition; robust selection (Azarm, Herrmann, Schmidt)

ENME 610 - ENGINEERING OPTIMIZATION (3)
Prerequisite: Graduate standing or permission of instructor. Overview of applied single– and multi–objective optimization and decision making concepts and techniques with applications in engineering design and/or manufacturing problems. Topics include formulation examples, concepts, optimality conditions, unconstrained/constrained methods, and post-optimality sensitivity analysis. Students are expected to work on a semester-long real-world multi-objective engineering project.

ENME 611 (Formerly ENME 808N) - Geometric Modeling by CAD/CAM Applications (3)
Prerequisites: none. This course introduces the underlying concepts behind three dimensional (3D) geometric modeling systems for curves, surfaces and solid bodies. It will cover: (1) geometric representation of three dimensional solid objects; (2) curve and surface representation; (3) geometric algorithms for curves, surfaces, and solids; and (4) real-world applications of geometric modeling. Advanced topics such as feature recognition, cutter path generation for numerical control machining, collision detection in robot path planning, and STEP standard for product data representation will also be introduced.

ENME 614 - ADVANCED PRODUCTION CONTROL TECHNIQUES (3)
Prerequisite: ENME 411 or consent of the instructor. Advanced techniques for quantitative and qualitative decision making in a modern manufacturing environment. A hierarchical architecture for the control and the performance evaluation of a manufacturing system serves as the framework for addressing various complex operational problems. Students are expected to analyze and solve a real industrial problem by collaborating with a local manufacturing company.

ENME 620 - DESIGN FOR MANUFACTURE (3)
Prerequisite: ENME 808A (proposed no. ENME 600) or permission of instructor. Approaches and analysis methods for the concurrent design of quality products. Covers the following: axiomatic and systematic approaches to design and assembly, engineering properties of materials, manufacturing processes and their corresponding design rules, cost estimation, and factorial analysis and Taguchi's contributions.

ENME 621 - Advanced Topics in Control Systems: Robust & Adaptive Linear Control (3)
Prerequisite: ENME 605 or permission of instructor. Analysis and synthesis problems of systems with uncertain dynamics. Two approaches are examined: robust control of linear plants and adaptive control. The latest theoretical advancements in these areas are applied to several case studies of mechanical electro-mechanical and aerospace systems.

ENME 623 - ANALYSIS OF MACHINING SYSTEMS (3)
Prerequisites: ENME 605 and ENME 662. Metal cutting principles, mathematical modeling of machining systems methods to perform dynamic analysis of machining systems and practical applications.

ENME 625 - MULTIDISCIPLINARY OPTIMIZATION (3)
Prerequisite: Graduate standing or permission of instructor. Overview of single– and multi–level design optimization concepts and techniques with emphasis on multidisciplinary engineering design problems. Topics include single- and multi-level optimality conditions, hierarchic and nonhierarchic modes, and multi-level post optimality sensitivity analysis. Students are expected to work on a semester-long project.

ENME 627 - MANUFACTURING WITH POLYMERS (3)
Prerequisites: ENME 412 or permission of instructor. The basic engineering approach for the processing of modern polymers and an introduction to the key properties of polymers for processing. Topics covered include morphology and structure of polymers, characterization of mixtures and mixing, elementary steps in polymer processing, screw extrusion and computer-aided engineering in injection molding.

ENME 808B - Emerging Manufacturing Processes: 21st Century Manufacturing (3)
Prerequisite: Graduate standing or permission of instructor. This course will provide an introduction to several emerging and evolving modern manufacturing processes and their effect on the development of consumer products. The processes selected are solid free from fabrication and rapid prototyping, semiconductor manufacturing, micro elecromechanical manufacturing techniques, electronic packaging, biotechnology, nanotechnology, and self-assembling materials. These processes will be presented in both their historical and economic contexts. In addition, their advantages, disadvantages, applications, limitations, competing technologies and future trends will be discussed. Future trends will include the effect of the customer selection of product features (e.g., mass customization via Internet ordering), on manufacturing process selection.

ENME 808T - INNOVATION TECHNOLOGY (3)
Permission Required. Innovation is the foundation of business value. Technology innovation emerges from the iterative process of inventing, patenting, and commercializing ideas at the edge of current product and process capabilities. This course is designed for inventors. The course will lead participant teams through the process of creating an invention, writing a patent application, and preparing a commercialization plan. The course material will focus on three areas: TRIZ, The Theory of Inventive Problem Solving; Intellectual Property; and the Commercialization of Inventions. Lecturers will include inventors, patent attorneys and commercial designers. Course progress will be assessed by the application of course material to a technological innovation. Students must be committed to pursuing a technological innovation from invention to commercialization. This course will be particularly relevant for students who are in the process of developing new technology or who have prior experience with inventions.

More Graduate Course Descriptions:

1. Design, Risk Assessment, & Manufacturing 5. Reliability and Risk Engineering
2. Thermal-Fluid Sciences 6. Energy Systems Engineering
3. Mechanics and Materials 7. Advanced Topics (Current 808 Courses)
4. Electronic Products and Systems 8. Special Topics

 

   
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