Master of Engineering in Mechanical Engineering
Graduate Certificate in Engineering - Mechanical Engineering
For more information contact:
Dr. Sami Ainane , Professor
Mechanical Engineering
2188 Glenn L. Martin Hall (Building 088)
Phone: 301-405-5310
Email: ainane@umd.edu
Amarildo Damata, Graduate Studies Coordinator
2168 Glenn L. Martin Hall (Building 088)
Phone: 301-405-4216 | Fax: 301-314-8015
Email: amata@umd.edu
Master of Engineering Courses
There are two core areas offered by the Department of Mechanical Engineering . The normal course plan consists of five courses from one core area, ENPM 620, and four technical electives. Special programs can also be arranged for those students with broad interests in mechanical engineering.
Energy and the Environment Core
ENPM 620 Computer Aided Engineering Analysis (3) Computer assisted approach to the solution of engineering problems. Review and extension of undergraduate material in applied mathematics including vector analysis and vector calculus, analytical and numerical solutions of ordinary differential equations, analytical and numerical solutions of linear, partial differential equations, and probability and statistics.
ENPM 621 Heat Pump and Refrigeration Systems Design Analysis (3) Prerequisite: undergraduate thermodynamics and undergraduate heat transfer . Thermal engineering of heat pump and refrigeration systems and thermal systems modeling. Thermodynamics and heat transfer. Cycle analysis, alternative refrigerants, graphical analysis using property charts. Analysis of applications such as space conditioning, food preservation manufacturing, heat recovery and cogeneration.
ENPM 622 Modern Power Generation I - Stationary Power Applications (3) Prerequisite: undergraduate thermodynamics and heat transfer . Thermal engineering of modern power generation systems. Cycle analysis of various modern power generation technologies including gas turbine, combined cycle, waste burning, and cogeneration. Energy storage and energy transport.
ENPM 623 Control of Combustion Generated Air Pollution (3) Analysis of the sources and mechanisms of combustion generated air pollution. Air pollution due to internal combustion engines, power generation and industrial emissions. Techniques to minimize and control emissions. Acid rain, ozone, plume analysis, scrubbing, filtering.
ENPM 624 Renewable Energy Applications (3) Prerequisite: undergraduate thermodynamics and undergraduate heat transfer . Thermodynamics and heat transfer analysis of renewable energy sources for heating, power generation and transportation. Wind energy, solar thermal, photovoltaic, biomass, waste burning and OTEC. Broad overview of the growing use of renewable energy sources in the world economy with detailed analysis of specific applications.
ENPM 625 Heating, Ventilation and Air-Conditioning of Buildings (3) Prerequisite: undergraduate thermodynamics and undergraduate heat transfer . Thermodynamic, heat transfer and fluid flow analysis of building systems. Psychometric analysis, cooling and heating load calculation, equipment sizing, diagnosis of system problems. Equipment analysis including VAV, hydronic, cooling towers, radiant heating, humidification, dehumidification.
ENPM 626 Thermal Destruction Technology (3) Prerequisite: undergraduate thermodynamics and undergraduate heat transfer . Thermal destruction, incineration and combustion processes. Emphasis is on solid wastes and their composition, current and advanced destruction technologies, guidelines on design and operation, and environmental pollution.
ENPM 627 Environmental Risk Analysis (3) Fundamentals of environmental protection. Risk identification, characterization, assessment and management in compliance programs related to environmental laws and regulations. Resource Conservation and Recovery Act, Toxic Substances Control Act and Clean Water Act. Technology basis of Clean Air Act and Superfund and options for compliance. Expert systems for environmental applications. Elements of life cycle analysis in risk assessment. Risk reduction through multimedia emission evaluation and voluntary programs.
ENPM 635 Design and Analysis of Thermal Systems (3) Prerequisites: Undergraduate thermodynamics and heat transfer . The focus of this course deals with the numerical evaluation of the inevitable trade-offs associated with any thermodynamic or heat transfer system. A distinction will be made between workable and optimal systems. For workable systems problems, several laborious manual solutions will be required to ensure that the physics of the system and solution techniques are well understood. A primary analytical tool that will be used for system simulation and evaluation will be an engineering equation solver (EES) program. Although no computer language will be required for simulations, prior experience with windows and spreadsheets will be helpful. Optimal system analysis will include one calculus method and one search method. Applications will include power and refrigeration systems, electronics cooling, distillation columns, dehumidifying coils, and co-generation systems. Student performance will be based largely on manual and computer based take-home problems, some of which will include system performance modeling.
ENPM 651 Heat Transfer for Modern Applications (3) Prerequisite: ENPM 635 or equivalent. Advanced course in heat transfer application analysis. Extends the introductory treatment by utilizing fundamental relationships to obtain numerical solutions to real-world applications. Course will include the full range of thermal systems analysis but will focus largely on heat transfer aspects.
ENPM 654 Energy Systems Management (3) Covers the application of energy efficient technologies, analysis procedures and implementation techniques, including lighting, motors, energy conservation and demand side management. The course will cover the latest innovation in energy efficient equipment and applications, primarily in the buildings and industrial areas. Topics will include both new installations and retrofit activities, with and emphasis on methods for evaluating the energy and cost savings potential of different design options or equipment alternatives.
ENPM 808G Modern Power Generation II - Mobility Applications (3) This course presents the scientific and engineering basis for design, manufacture, and operation of thermal conversion technologies utilized for mobility power generation. The interface between fuel combustion chemistry and generated power are addressed. The practical aspects of design and operation of various alternatives for power are compared. The impact of choices with regard to power and fuel alternatives as well as air pollution potential are also considered.
ENPM 808F Building Control Systems (3) This course focus on design of control equipment and systems for building heating, ventilating and air-conditioning (HVAC) systems. It covers issue related to control systems commissioning, fault detection and diagnoses, and optimization. The implementation of direct digital control systems and building networks is addressed, along with issues related to indoor air quality and environmental performance.
ENPM 808K Applied Thermodynamics (3) The course focuses on an analytical system performance technique known as Availability or Energy Analysis, which is based on the 2nd Law of Thermodynamics. It focuses on traditional power and refrigeration systems. Non-traditional power generation systems are considered by way of a special project of each student's choice. It will include and engineering description of the state-of-the art of the selected topic (e.g., wind or solar power, fuel cell, etc.) and a second law performance analysis of a prototype system which will be presented to the class. In addition to the power system topics, the availability analysis will be applied to combustion and psychrometric processes.
ENME 706 Impact of Energy Conversion and the Environment (3) Prerequisite: Thermodynamics (graduate level) . This course begins with a review of the energy flow diagram of the US and discusses the current status of energy production, transportation and consumption. This is followed by an introduction to environmental issues that are caused through energy conversion: Ozone depletion, global warming and air quality issues. Based on this background information, the students then develop, through classroom discussions, student presentations and lectures, alternative energy conversion concepts, assess their performance in design projects, and evaluate the potential environmental, infrastructure and cost impacts. The course focuses extensively and in considerable detail on the understanding and application of the latest energy conversion technologies.
ENPM 620 Computer Aided Engineering Analysis (3) Computer assisted approach to the solution of engineering problems. Review and extension of undergraduate material in applied mathematics including vector analysis and vector calculus, analytical and numerical solutions of ordinary differential equations, analytical and numerical solutions of linear, partial differential equations, and probability and statistics.
ENPM 652 Applied Finite Element Methods (3) This course is aimed at engineering and science students with little or no previous knowledge of the Finite Element Method. The course deliberately attempts to keep the mathematics of the subject as straightforward as possible. It is assumed that the students understand the basic concepts and equations of elasticity and thermal heat flow, and is familiar with simple matrix algebra. The course will cover stress and thermal analysis problems, and will include the use of the ALGOR finite element code for doing examples and homework solutions. The basic problem solving procedure will be developed for using finite element computer codes.
ENPM 808J Fatigue and Fracture Mechanics (3) Development and application of the three major analytical methods to quantify fatigue damage in order to design fatigue resistant structures, i.e. stress-life, strain-life, and damage tolerant analysis and design.
ENPM 808M Advanced Mechanics of Materials (3) To instill understanding of the fundamental mechanical models of behavior for structural components. To enumerate the stress resultant formulations of various shapes subjected to axial, torsional and bending loads. To evaluate and interpret the analyses based on the applied principles and the assumptions made.
ENPM 808O Mechanical Vibrations (3) Analytical techniques are formulated and applied to vibration problems in mechanical systems. Fundamentals of the theory of vibrations are developed and illustrated by examples. Numerical techniques are explained and applied to many practical vibration problems in machines and structures.
ENPM 808Q Probabilistic Methods in Engineering Mechanics (3) The objective is to understand probability concepts as applied to problems in engineering mechanics with particular emphasis on mechanical system reliability. The probability of failure (and its complement, reliability) will be calculated for several failure mechanisms; exceeding ultimate strength, yielding, fatigue, fracture, buckling.
ENPM 808X Engineering Reliability & Risk Assessment (3) With ever-increasing frequency, aerospace professionals are being tasked with quantifying the reliability and the subsequent risk of aerospace systems. This is most evident in the engineering efforts for maintaining aging aircraft systems. Indeed, denumerable reliability and risk are the very core problems of the RCM (reliability centered maintenance) concept. Without objectively calculated reliability and risk assessments, life extension issues become clouded in vaguely expressed uncertainties. The vagueness engenders a lack of confidence in the knowledge base, which in turn engenders substantial conservatism in the decision-making process.
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 605 - ADVANCED SYSTEMS CONTROL: LINEAR SYSTEMS (3) Prerequisite: ENME 403 or permission of instructor . Modern control theory for both continuous and discrete systems. State space representation is reviewed and the concepts of controllability and observability are discussed. Design methods of deterministic observers are presented and optimal control theory is formulated. Control techniques for modifying system characteristics are discussed.
ENME 610 Engineering Optimization I (3) Prerequisite: permission of instructor . Applied aspects of static, deterministic and smooth optimization in engineering design and manufacturing. Topics include formulation of engineering optimization problems, optimization methods applied to unconstrained and constrained functions of one or more variables, solution evaluation and sensitivity analysis, and practicalities in engineering optimization modeling and methods.
ENME 616 Computer-Aided Manufacturing (3) Prerequisite: ENME 412 or permission of instructor. Introduction to the computer control of manufacturing processes. Topics include fundamentals of instrumentation, transducers and devices that lead to on-line process monitoring, control of machining processes, and automated material handling. Laboratory exercises include CNC machining and part verification on coordinate measuring machines.
ENME 632 - ADVANCED CONVECTION HEAT TRANSFER (3) Prerequisites: ENME 315, 321 , 342, 343, and 700 or equivalent or permission of instructor . Statement of conservation of mass, momentum and energy. Laminar and turbulent heat transfer in ducts, separated flows, and natural convection. Heat and mass transfer in laminar boundary layers. Nucleate boiling, film boiling, Leidenfrost transition, and critical heat flux. Interfacial phase change processes; evaporation, condensation, industrial applications such as cooling towers, condensers. Heat exchanger design.
ENME 633 - ADVANCED CLASSICAL THERMODYNAMICS (3) Prerequisite: ENME 315 or equivalent or permission of instructor . This course will focus on the interactions between molecules, which govern thermodynamics relevant to engineering. This course will develop an appreciation for both classical and statistical
approaches to thermodynamics for understanding topics such as phase change, wetting of surfaces, chemical reactions, adsorption, and electrochemical processes. The course will investigate statistical approaches and molecular simulation tools to understand how microscopic analysis can be translated to macroscopic problems.
ENME 640 - FUNDAMENTALS OF FLUID MECHANICS (3) Prerequisite: ENME 700 or equivalent or permission of instructor . Equations governing the conservation of mass, momentum, vorticity and energy in fluid flows. Equations are illustrated by analyzing a number of simple flows. Emphasis on physical understanding facilitating the study of advanced topics in fluid mechanics.
ENME 662 - LINEAR VIBRATIONS (3) Prerequisite: ENME 360 or equivalent or permission of instructor . Development of equations governing small oscillations of discrete and spatially continuous systems. Newton's equations, Hamilton's principle, and Lagrange's equations. Free and forced vibrations of mechanical systems. Modal analysis. Finite element discretization and reductions of continuous systems. Numerical methods. Random vibrations.
ENME 664 - DYNAMICS (3) Prerequisite: ENES 221 or equivalent or permission of instruc tor. Kinematics in plane and space; Dynamics of particles, system of particles, and rigid bodies. Holonomic and non-holonomic constraints. Newton's equations, D'Alembert's principle, Hamilton's principle, and equations of Lagrange. Impact and collisions. Stability of equilibria.
ENME 670 - CONTINUUM MECHANICS (3) Prerequisite: None . Mechanics of deformable bodies, finite deformation and strain measures, kinematics of continua and global and local balance laws. Thermodynamics of continua, first and second laws. Introduction to constitutive theory for elastic solids, viscous fluids and memory dependent materials. Examples of exact solutions for linear and hyper elastic solids and Stokesian fluids.
ENME 677 Elasticity of Advanced Materials and Structures (3) Prerequisite: ENPM 620 or equivalent. Review of field equations and constitutive laws for linear elasticity, linearized boundary value problems; two-dimensional problems, biharmonic equation, Airy stress function, Neou's method, plane stress and plane strain analysis, torsion and flexure, inverse and semi-inverse methods, Saint-Venant's principle, thermoelastic problems; three-dimensional problems, Kelvin's solution, the Boussinesq and Cerruti problems, Hertzian contact; energy methods; wave propagation; applications to advanced materials and structures (e.g., smart structures, multifunctional and functionally graded materials).
ENME 690 (formerly ENME 808Z) - MECHANICAL FUNDAMENTALS OF ELECTRONIC SYSTEMS (3) . Prerequisites: None . This course will provide the student with an understanding of the fundamental mechanical principles used in the design of electronic devices and their integration into electronic systems. It will focus on the effect of materials compatibility, thermal stress, mechanical stress, and environmental exposure on product performance, durability, and cost. Both electronic devices and package assemblies will be considered. Analysis of package assemblies to understand thermal and mechanical stress effects will be emphasized through student projects.
ENME 695 (formerly ENME 808K) - FAILURE MECHANISMS AND RELIABILITY (3) Prerequisites: None. This course will present classical reliability concepts and definitions based on statistical analysis of observed failure distributions. Techniques to improve reliability, based on the study of root-cause failure mechanisms, will be presented; based on knowledge of the life-cycle load profile, product architecture and material properties. Techniques to prevent operational failures through robust design and manufacturing practices will be discussed. Students will gain the fundamentals and skills in the field of reliability as it directly pertains to the design and the manufacture of electrical, mechanical, and electromechanical products.
Technical Electives
The student may select a wide range of graduate level offerings. The program incorporates significant flexibility in choosing electives. The first step in creating a program is to consult with your advisor to create a course plan. For example, students interested in environmental engineering may take their electives in the Environmental and Water Resources Core offered by the Civil and Environmental Engineering Department.
Graduate Certificate in Engineering Courses
Examples of course combinations which can lead to a Graduate Certificate in Engineering are provided below.
Energy and the Environment
ENPM 621, ENPM 622, ENPM 625, ENPM 634
or
ENPM 622, ENPM 623, ENPM 624, ENPM 627General Mechanical Engineering
ENME 631, ENME 632, ENME 633, ENME 640
or
ENME 600, ENME 610, ENME 616, ENPM 652
ENPM 621 Heat Pump and Refrigeration Systems Design Analysis (3) Prerequisite: undergraduate thermodynamics and heat transfer. Thermal engineering of heat pump and refrigeration systems and thermal systems modeling. Thermodynamics and heat transfer. Cycle analysis, alternative refrigerants, graphical analysis using property charts. Analysis of applications including space conditioning, food preservation manufacturing, heat recovery and cogeneration.
ENPM 622 Modern Power Generation I- Stationary Power Applications (3) Prerequisite: undergraduate thermodynamics and heat transfer . Thermal engineering of modern power generation systems. Cycle analysis of various modern power generation technologies including gas turbine, combined cycle, waste burning and cogeneration. Energy storage and energy transport.
ENPM 623 Control of Combustion Generated Air Pollution (3) Prerequisites: Undergraduate course in thermodynamics and undergraduate course in heat transfer. Analysis of the sources and mechanisms of combustion generated air pollution. Air pollution due to internal combustion engines, power generation and industrial emissions. Techniques to minimize and control emissions. Acid rain, ozone, plume analysis, scrubbing, filtering.
ENPM 624 Renewable Energy Applications (3) Prerequisite: permission of department. Thermodynamics and heat transfer analysis of renewable energy sources for heating, power generation and transportation. Wind energy, solar thermal, photovoltaic, biomass, waste burning and OTEC. Broad overview of the growing use of renewable energy sources in the world economy with detailed analysis of specific applications.
ENPM 625 Heating, Ventilation and Air-Conditioning of Buildings (3) Prerequisite: undergraduate heat transfer or equivalent . Low pressure side of buildings heating and cooling systems. Thermodynamics, heat transfer and digital control principles applied to field problems. Quantitative analyses stressed. Topics include psychometrics, thermal loads, incompressible flow in ducts and pipes, heat exchangers, cooling towers, PID control systems.
ENPM 627 Risk Assessment for Environmental Compliance (3) The fundamental methodology for analyzing environmental risk is described with examples for selected applications. Key elements of the environmental risk methodology include: (1) source term and release characterization, (2) migration of contaminants in various media, (3) exposure assessment, (4) dose-response evaluation, (5) risk characterization, and (6) risk management. Also included will be an introduction to uncertainty analysis and environmental laws and regulations. It is intended to provide students with the basic skills and knowledge needed to manage, evaluate, or perform environmental risk assessments and risk analyses.
ENPM 634 Indoor Air Quality Engineering (3) Fundamentals of building ventilation; ventilation and indoor environmental measurement; indoor contaminants and mass balance; ASHRAE standards; indoor environmental quality; building design; psychrometrics and HVAC system design.
ENPM 652 Applied Finite Element Methods (3) Credit will be granted for only one of the following: ENPM 652 or ENPM 808F. Formerly ENPM 808F. For engineering and science students with little or no previous knowledge of the FEM. Study of FEM, using straightforward mathematics. Students should understand basic concepts and equations of elasticity and thermal heat flow, be familiar with simple matrix algebra. Covers stress analysis and thermal analysis problems. ANSYS finite element code will be used for examples and homework solutions. Basic problem solving procedure will be developed for using finite element computer codes.
ENME 600 Engineering Design Methods (3) Prerequisite: Graduate standing or permission of instructor. 3 semester hours. Not open to students who have completed ENME 808F during Spring 1999 semester or the Fall 1996 semester. An introductory graduate level course in critical thinking about formal methods for design in Mechanical Engineering. Course participants gain background on 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 610 Engineering Optimization I (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 project.
ENME 616 Computer-Aided Manufacturing (3) Prerequisite ENME 412 or permission of instructor. The latest trends in the automation of manufacturing processes, with particular emphasis on the use of computers in controlling manufacturing processes. Topics covered are on-line process monitoring, control of machining processes, automated material handling and process planning.
ENME 631 Advanced Conduction and Radiation Heat Transfer (3) Prerequisites: { undergraduate thermodynamics and heat transfer ; and ENME 700 or equivalent} or permission of instructor. Theory of conduction and radiation. Diffused and directional, poly- and mono-chromatic sources. Quantitative optics. Radiation in enclosures. Participating media. Integrodifferential equations. Multidimensional, transient and steady-state conduction. Phase change. Coordinate system transformations.
ENME 632 Advanced Convection Heat Transfer (3) Prerequisites: { undergraduate thermodynamics and heat transfer ; and ENME 342; and ENME 343} or permission of instructor. Also offered as ENNU 615. Credit will be granted for only one of the following: ENNU 615 or ENME 632. Statement of conservation of mass, momentum and energy. Laminar and turbulent heat transfer in ducts, separated flows, and natural convection. Heat and mass transfer in laminar boundary layers. Nucleate boiling, film boiling, Leidenfrost transition and critical heat flux. Interfacial phase change processes; evaporation, condensation, industrial applications such as cooling towers, condensers. Heat exchangers design.
ENME 633 Molecular Thermodynamics (3) Prerequisites: permission of department. Also offered as ENNU 625. An examination of the interactions between molecules, which govern thermodynamics relevant to engineering, will be conducted. We will investigate both classical and statistical approaches to thermodynamics for understanding topics such as phase change, wetting of surfaces, chemical reactions, adsorption, and electrochemical processes. Statistical approaches and molecular simulation tools will be studied to understand how molecular analysis can be translated to macroscopic phenomena.
ENME 640 Fundamentals of Fluid Mechanics (3) Prerequisite: Partial differential equations at the level of MATH 462 or permission of department. Formerly ENME 651. Equations governing the conservation of mass, momentum, vorticity and energy in fluid flows. Low Reynolds number flows. Boundary layers. The equations are illustrated by analyzing a number of simple flows. Emphasis is placed on physical understanding to facilitate the study of advanced topics in fluid mechanics.
