Presentation to the Institute of International Bankers Charles Roxburgh
Student: Duncan Roxburgh Supervisor: Professor Andrew Moore · Using API 6AF FEA analysis graphs...
Transcript of Student: Duncan Roxburgh Supervisor: Professor Andrew Moore · Using API 6AF FEA analysis graphs...
-
Laser Vibrometer
Student: Duncan Roxburgh
Supervisor: Professor Andrew Moore
Modal Hammer
Shaker
Accelerometer
• Compare modal excitation techniques
• Investigate traditional and optical vibration measurement methods
• Design virtual instrumentation to accept Modal Analysis
Vibration Response ImpactImpact
Frequency Response Function
Finite Element Model
Validate Finite Element Model with Experimental
Data
Each peak can be described by a ‘SDOF’model which allows the ‘Modal properties’ of the structure to be obtained.
• Natural Frequency
• Stiffness
• Damping
• Modal constant
Experimental model Vs. FE Model
-
MEngMEng 44thth Year ProjectsYear Projects (07(07--08)08)Dept. of Mechanical Engineering, HDept. of Mechanical Engineering, H--W UniversityW University