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FEM for acrylic window
Hi,all I'm trying to model a window made from acrylic glass subjected to internal pressure using NASTRAN. Anybody has an experience in this subject.What is an appropriate type of element for this acrylic ?, and how about the FEM results comparing to test results- baja
- Thread
- Replies: 2
- Forum: Finite Element Analysis (FEA) engineering
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minor/major modification
Hi, everybody Refers to FAR regulation,there is a paragraph describes a minor and major modification in airplane. Anybody can help me to clearly distinguish between minor and major modification in practical certification process. For major modification it necessary to have permission from...- baja
- Thread
- Replies: 5
- Forum: Aircraft engineering
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Flutter of Plate
Hello everybody, Recently I'm studying about flutter, specifically on the subject of FLUTTER OF PLATE. Most of text book about flutter is discussing flutter of airplane components (airfoil). I'm looking for any information that describing theoritically about FLUTTER OF PLATE. I appreciate if...- baja
- Thread
- Replies: 1
- Forum: Aeronautic & Space engineering general discussion
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Allowable, Scratches, Nicks & Dents
You can start to collect similar allowable damage from repar manual from other similar aircraft, similar components/ material or locations. To justify wether your allowable damage is safe enough, one can perform the stress and fatigue & damage tolerance analysis and test. If I'm in your position...- baja
- Post #3
- Forum: Aeronautic & Space engineering general discussion
