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021 01 Airframe & Systems

Design and Parts of an Aircraft. Acting forces on said parts

Design and Parts of an Aircraft. Acting forces on said parts


Kartei Details

Karten 47
Sprache English
Kategorie Verkehrskunde
Stufe Andere
Erstellt / Aktualisiert 31.07.2022 / 09.09.2022
Lizenzierung Keine Angabe
Weblink
https://card2brain.ch/box/20220731_airframe
Einbinden
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Stress

  • Force per unit of area
  • Stress is the internal force inside a structural member which resists an externally applied load.

Shock load

Sudden increase in the applied force

Fatigue

  • Continual reversal of loading
  • The structurewill fail at a lower load compared to the maximum static load designed for at the beginning of its life 

Zündwinkel

\(Zündwinkel= {{ 720°} \over { Number \space of \space cylinders} }\)

Fachwerk/Timber Frame Construction

  •  Optimale Kraftverteilung
  • Kraft kann in Strukur aufgenommen werden --> Fail Safe
  • Negativ: Kein Platz

Constructionphylosophies

  • Timber Frame/Fachwerk
  • Monocoque
  • Semi-Monocoque

Monocoque

  • Carries all the forces: Skin, Bulkhead
  • Parts used: SKin, Former, Bulkhead
  • Can absorb forces 
  • Has space for pax and cargo
  • Negativ: If structure is damaged, it is weakened and can ben

Semi-Monocoque

  • "Advanced" Monocoque
  • Stringers strengthen the skin. They are riveted on to the skin
  • Longerons further strengthen the skin in longitudinal direction
  • Force is absorbed by: Skin, Bulkhead, Stringer, Longeron, Former