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SD2810 Aeroelasticity 9.0 credits

When an aircraft is exposed to aerodynamic forces, its elastic deformation can give rise to a number of effects that are critical to flight safety. This is an introductory course on the topic focusing on learning of fundamental aeroelastic phenomena and methods for aeroelastic analysis

Information per course offering

Choose semester and course offering to see current information and more about the course, such as course syllabus, study period, and application information.

Termin

Information for Autumn 2025 Start 27 Oct 2025 programme students

Course location

KTH Campus

Duration
27 Oct 2025 - 12 Jan 2026
Periods
P2 (9.0 hp)
Pace of study

50%

Application code

50496

Form of study

Normal Daytime

Language of instruction

English

Course memo
Course memo is not published
Number of places

Places are not limited

Target group

Open for: TAEEM

In case of availability:

CDEPR, CFATE,CMAST,CMATD, CTFYS från årskurs 3 as long as it can be included in your program

Planned modular schedule
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Schedule
Schedule is not published

Contact

Examiner
No information inserted
Course coordinator
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Teachers
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Course syllabus as PDF

Please note: all information from the Course syllabus is available on this page in an accessible format.

Course syllabus SD2810 (Spring 2022–)
Headings with content from the Course syllabus SD2810 (Spring 2022–) are denoted with an asterisk ( )

Content and learning outcomes

Course contents

The course is based on a problem setting where an elastic wind-tunnel model is utilized for learning of aeroelastic phenomena and development of aeroelastic analysis. Emphasis is put on the analysis of aeroelastic deformation, divergence, flutter and control surface efficiency, based on finite element analysis and potential flow methods. In order to create a natural and creative learning environment, the course is based on a peer learning approach. You will therefore belong to a student team that meets regularly to discuss around selected parts of the literature, and decide on topics that need further attention in the course. The technical work mainly consists of the development of an aeroelastic analysis  in Matlab that should be compared with experimental results from wind tunnel testing.  Finally, you are challenged to perform and document a preliminary aeroelastic analysis of an airframe.

Intended learning outcomes

The overall objectives of the course are that you should be able to:

  • explain how the aeroelastic phenomena flutter, divergence and aileron reversal arise and how they affect aircraft performance,
  • formulate aeroelastic equations of motion and use therse to derive fundamental relations for aeroelastic analysis,
  • perform a preliminary aeroelastic analysis of a slender wing structure in low-speed airflow, and
  • explain under what circumstances an aeroelastic analysis can be expected to produce useful results. 

Besides from the aims related to your knowledge and skills in aeroelasticity, the course also aims at improving your ability to

  • learn with and from other students,
  • approach and solve a complex engineering task,
  • present your results and conclusions effectively, and
  • review and give feedback on work performed by a colleague.

Literature and preparations

Specific prerequisites

SD2411 Lightweight Structures and FEM, and SD2805 Flight Mechanics or permission from the coordinator.

English B / English 6

Literature

You can find information about course literature either in the course memo for the course offering or in the course room in Canvas.

Examination and completion

If the course is discontinued, students may request to be examined during the following two academic years.

Grading scale

A, B, C, D, E, FX, F

Examination

  • LAB1 - Laboratory Work, 3.0 credits, grading scale: P, F
  • PRO1 - Project, 3.0 credits, grading scale: P, F
  • TEN1 - Examination, 3.0 credits, grading scale: P, F

Based on recommendation from KTH’s coordinator for disabilities, the examiner will decide how to adapt an examination for students with documented disability.

The examiner may apply another examination format when re-examining individual students.

Other requirements for final grade

Laboratory work (LAB1; 3 university credits)
Oral exam (TEN1; 3 university credits)
Project assignment (PRO1; 3 university credits)

Examiner

Ethical approach

  • All members of a group are responsible for the group's work.
  • In any assessment, every student shall honestly disclose any help received and sources used.
  • In an oral assessment, every student shall be able to present and answer questions about the entire assignment and solution.

Further information

Course room in Canvas

Registered students find further information about the implementation of the course in the course room in Canvas. A link to the course room can be found under the tab Studies in the Personal menu at the start of the course.

Offered by

Main field of study

This course does not belong to any Main field of study.

Education cycle

Second cycle