Introduction to Aerospace Structures (ASEN 3112)  Fall 2014 Department of Aerospace Engineering Sciences University of Colorado at Boulder 


This is the public web site for the junior undergraduate course ASEN 3112. This course is offered every Fall semester at the Department of Aerospace Engineering Sciences of the University of Colorado at Boulder. This site collects primarily lecture material. In addition it keeps general course information as well as lab description documents. The gradesensitive, private portion of the course, which includes homework, midterm, final and reading exams, recitations, announcements and grading, is only available in D2L: DesireToLearn (web address: https://learn.colorado.edu) to enrolled students. Access requires CUId username and password. Part I: Stresses, Strains, Material Properties, Plane Stress Lecture 1 Index. Stress in 3D. Lecture 2 Index. Average Stresses & Component Design. Lecture 3 Index. Thin Wall Pressure Vessels. Lecture 4 Index. Strains. Lecture 5 Index. StressStrain Material Laws. Lecture 6 Index. Plane Stress Transformations. Part II: Torsion Lecture 7 Index. Torsion of Circular Cross Sections. Lecture 8 Index. Torsion of Open Thin Wall (OTW) Sections. Lecture 9 Index. Torsion of Closed Thin Wall (CTW) Sections. Part III: Beam Deflectionss Lecture 10 Index. Beam deflections by 2nd Order Method. Lecture 11 Index. Beam deflections by 4th Order Method & Adl' Topics. Lecture 12 Index. Beam deflections by Discontinuity Functions. Part IV: Introduction to Finite Elements and the Direct Stiffness Method Lecture 13 Index. The Direct Stiffness Method I. Lecture 14 Index. The Direct Stiffness Method II. Lecture 15 Index. The Direct Stiffness Method III. Lecture 16 Index. FEMAnalysis of Plane Beam Structure. Part V: Introduction to Structural Dynamics and Vibrations Lecture 17 Index. Free SDOF Oscillator. Lecture 18 Index. Harmonically Forced SDOF Oscillator. Lecture 19 Index. MDOF Dynamical Systems. Lecture 20 Index. Modal Analysis of Undamped Unforced MDOF Systems. Lecture 21 Index. Modal Analysis of Undamped Forced MDOF Systems. Lecture 22 Index. Modal Analysis of Damped Forced MDOF Systems. Part VI: Introduction to Structural Stability Lecture 23 Index. Stability of Structures: Basic Concepts. Lecture 24 Index. Stability of Structures: Discrete Models. Lecture 25 Index. Stability of Structures: Continuous Models. Lecture 26 Index. Stability of Structures: Additional Topics. Miscellaneous Documents General Course Information. Basic info, coursework, schedule, etc. Last update: Nov 6, 2014 Lab Description and Related Material. Homework Assignments. These are also posted on D2L Recitations. These are also posted on D2L once given Reading Quizzes. These are also posted on D2L once given Midterm and Final Exams. Midterm exams 1 through 4 and their solutions posted.  
Last update: November 21, 2014.
This page constructed by Carlos Felippa: carlos.felippa@colorado.edu