The fundamental equations of fluid mechanics. Reciprocity. General solutions to the inhomogeneous wave equation. Compact Greens functions. Acoustic energy. Aerodynamic sound in unbounded flows. Sound generation in a fluid with rigid boundaries. Sound generation in a fluid with flexible boundaries. Interaction of sound with solid structures. Resonant and unstable systems.
FSD3121 Flow Acoustics II 9.0 credits

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Course syllabus as PDF
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Course syllabus FSD3121 (Spring 2021–)Content and learning outcomes
Course contents
Intended learning outcomes
Students graduating from the course should:
How a good understanding of the fundamental equations of fluid mechanics
Be able to derive and describe assumptions and limitations for
Lighthills equation (LE)
Ffowcs-William Hawkings equation (FWHE)
Vortex-sound theory (VST)
Know about the use of LE, FWHE and VST to model and analyse aeroacoustic problems
Understand the modelling of flow induced vibrations
Understand network models for flow ducts and the modelling of whistling via linear stability analysis
Literature and preparations
Specific prerequisites
SG2215 Kompressibel strömning, SG3112 Turbulens, SD1120 Ljud och vibrationer.
Recommended prerequisites
SG2215 Kompressibel strömning, SG3112 Turbulens, SD1120 Ljud och vibrationer
Literature
Examination and completion
Grading scale
Examination
- TENA - Written exam, 9.0 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.
If the course is discontinued, students may request to be examined during the following two academic years.
Oral examination
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.