Thesis etd-04052017-103630 |
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Thesis type
Tesi di laurea magistrale
Author
MATERA, ALESSANDRO
URN
etd-04052017-103630
Thesis title
Development and experimental validation of the control system of a self-shaping composite specimen with MFC piezoelectric patches
Department
INGEGNERIA CIVILE E INDUSTRIALE
Course of study
INGEGNERIA AEROSPAZIALE
Supervisors
relatore Prof. Chiarelli, Mario Rosario
relatore Prof. Di Rito, Gianpietro
relatore Prof. Di Rito, Gianpietro
Keywords
- Carbon-Epoxy Composite
- CompactDAQ
- CompactRIO
- Control System
- Experimental Validation
- LabVIEW
- Macro Fiber Composite Patch
- MATLAB
- PI Controller
- Piezoelectric
- Real Time
- Simulink
- Smart Matrials
- Stability Augmentation System
- Vibration
Graduation session start date
02/05/2017
Availability
Full
Summary
The main objective of this thesis is the experimental study of Macro Fiber Composite (MFC) piezoelectric actuators embedded on composite laminates, up to the development of a control system implementing self-shaping capabilities.
A test campaign has been carried out to characterise the open-loop dynamic behaviour of the system in order to develop an experimentally-validated MATLABSimulink model of the MFC specimen. Then, the model has been used to design the closed-loop control architecture and dene the control laws parameters, by addressing stability and performance characteristics of the response in both low and high frequency ranges.
A particular attention has been dedicated to the study of the closed-loop response with respect to vibration disturbances, up to the preliminary denition of compensation strategies based on model-inversion technique.
The whole control design activity has been experimentally-validated by developing specic software in the LabVIEW environment and performing an extensive test campaign on the closed-loop system at the y-by-wire laboratory of Dipartimento di Ingegneria Civile ed Industriale (DICI) (Universita di Pisa). II
A test campaign has been carried out to characterise the open-loop dynamic behaviour of the system in order to develop an experimentally-validated MATLABSimulink model of the MFC specimen. Then, the model has been used to design the closed-loop control architecture and dene the control laws parameters, by addressing stability and performance characteristics of the response in both low and high frequency ranges.
A particular attention has been dedicated to the study of the closed-loop response with respect to vibration disturbances, up to the preliminary denition of compensation strategies based on model-inversion technique.
The whole control design activity has been experimentally-validated by developing specic software in the LabVIEW environment and performing an extensive test campaign on the closed-loop system at the y-by-wire laboratory of Dipartimento di Ingegneria Civile ed Industriale (DICI) (Universita di Pisa). II
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