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Unformatted text preview: Drexel University Department of Mechanical Engineering and Mechanics MEM427 Introduction to Finite Element Methods Fall, 2010/11 Teaching Assistant Instructor Mr. Deepak Siromani Dr. Tein‐Min Tan Office: Curtis 152 Office: Curtis 155C TEL: 215.895.2298 TEL: 215.895.2293 Office Hours: Monday 12 pm – 2 pm Office Hours: Monday 11 am – 12 pm, Friday 1 pm – 2 pm EMAIL: [email protected] EMAIL: [email protected] Lecture: Curtis 451 Monday 2:00 – 3:50 PM Lab: Randell 238A Friday 10:00 AM – 11:50 AM Textbook: No textbook required for lectures. Lecture notes in PowerPoint will be posted on course website. Required textbook for labs: “ANSYS Tutorial” Release 11, Kent Lawrence, SDC Publications (ISBN: 978‐1‐ 58503‐400‐0). Catalog Description: Introduces the fundamental theory and formulations of finite element method and its application in structural mechanics and thermal/fluid science. Topics include formulation of one‐dimensional and two‐dimensional elements, isoparametric elements, static and dynamic analysis of trusses, beams, and frames, 2‐D plane problems, and heat transfer problems. Course Contents 1. Review of Mechanics of Materials 2. Matrix Methods for Structural Analysis – Direct Formulation of Truss Elements 3. Energy Principles; Formulation of Truss Element Based on Energy Principles 4. Approximate Methods – Ritz Method and Galerkin’s Method 5. One‐dimensional Structural Elements (Axially Loaded Members, Beams and Frames) 6. Formulation of 2‐D Elements for Plane Stress/Plane Strain Problems 7. Isoparametric Elements and Numerical Integration 8. 3‐D Elements; Plate and Shell Elements 9. Convergences of Solutions, h‐Method versus p‐Method 10. Transient and Dynamic Analysis 11. Advanced Topics: Plates and Shells, Eigen Problems, Optimization Course Schedule Wk Lectures Weekly Labs and Projects Date Topics Date Topics 1 9/20 Review of Mechanics of Materials 9/24 No Labs 2 9/27 The Direct Method (2‐D Truss Elements) 10/1 Lab #1: Trusses (Command Line, File) 3 10/4 Energy Principles and Approximate Methods 10/8 Lab #2: Trusses (GUI) 4 10/11 Columbus Day (University Holiday) 10/15 No Labs 5 10/18 1‐D Elements (Trusses, Beams, Frames) 10/22 Lab #3: Beams and Frames 6 10/25 2‐D Plane Elements, Numerical Integration 10/29 Lab #4: 2‐D Plane Problems 7 11/1 3‐D Solid Elements, Plate and Shell Elements 11/5 Lab #5: 3‐D Solids; Notepad Input 8 11/8 Dynamic and Transient Analysis 11/12 Lab #6: Natural Frequencies and Modes 9 11/15 Mid‐term Examination 11/19 Lab #7: LS‐DYNA 10 11/22 Optimizations Weighted Residual Methods 11/26 Thanksgiving Break 11 11/29 Advanced Topics 12/3 Term Project Presentations Group Term Project: Students will form teams of 4 members to work on group term projects. The requirements for group term projects are: 1. A written proposal (20%; two‐page limit, due Friday, November 22) a. Title page with names of members of the team b. Project description c. Approach d. Deliverables 2. Final Report (40%; 10‐page limit plus appendices; due Friday, December 3) 3. Final presentation (40%, 15 minutes, on Friday, December 3) Grading Homework assignments 20% Mid‐term examination 30% Weekly in‐class labs 10% Weekly projects 20% Group term project 20% Students with disabilities requesting accommodations and services at Drexel University need to present a current accommodation verification letter (“AVL”) to faculty before accommodations can be made. AVL's are issued by the Office of Disability Services (“ODS”). For additional information, contact the Drexel Office of Disability Services at http://www.drexel.edu/disability/, 3201 Arch St., Suite. 210, Philadelphia, PA 19104, TEL: 215.895.1401, TTY 215.895.2299, Email: [email protected] RELATION TO ABET CRITERIA 3 OUTCOMES: Outcomes a ‐ k Content a. An ability to apply knowledge 2 of mathematics, science and engineering b. An ability to design and conduct experiments as well as to analyze and interpret data c. An ability to design a system, component or process to meet desired needs d. An ability to function on multidisciplinary teams e. An ability to identify, formulate and solve engineering problems f. An understanding of professional and ethical responsibility g. An ability to communicate effectively h. The broad education necessary to understand the impact of engineering solutions in a global/societal context i. A recognition of the need for and an ability to engage in lifelong learning j. A knowledge of contemporary issues k. An ability to use the techniques, skills and modern engineering tools necessary for engineering practice 0 Explanation This course requires the students to develop an in‐depth understanding of structural mechanics. The students learn how to apply and synthesize their knowledge of mathematics, science, and engineering. NA Evidence Homework, Exams, Design Project NA 2 0 2 The assigned design problems are Final report for the design always required to meet societal or project industrial needs. NA NA The problems and project require students to identify, formulate and solve engineering problems. This is emphasized as part of the engineer’s overall responsibility. Written presentation of the final design problem is required. The impact of engineering design on the environment and society are discussed. NA Homework, exams, design project Classroom discussion; Final report for the design project Final report for the design project Classroom discussion; Final report for the design project NA 1 2 1 0 0 2 NA Computer packages are used to explore the solution domain for homework and the design project NA Homework; Final report for the design project ...
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This note was uploaded on 11/14/2010 for the course MEM 427 taught by Professor Tein-mintan during the Fall '10 term at Drexel.
- Fall '10