Cargando…
Self Sensing Techniques for Piezoelectric Vibration Applications.
Annotation
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Berlin :
Logos Verlag Berlin,
2014.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Intro; 1 Introduction; 1.1 State of the art; 1.2 Aim of this work; 2 Piezoelectricity and vibrating structures; 2.1 Piezoelectricity; 2.1.1 Piezoelectric effect; 2.1.2 Constitutive equations for piezoelectric materials; 2.1.3 Piezoelectric nonlinearities; 2.1.4 Piezoelectric transducers and actuators; 2.2 Vibrating structures; 2.2.1 Modal analysis; 2.2.2 Modal analysis of a thin cantilevered beam; 2.2.3 Modal analysis of a thin plate; 2.3 Piezoelectric Vibrating Structures (PVS); 2.3.1 Piezoelectric static actuation in a PVS; 2.3.2 Dynamic model of a PVS â#x80;#x93; Rayleigh-Ritz formulation.
- 2.3.3 Transfer functions for a PVS3 Self sensing techniques for piezoelectric materials; 3.1 Strain and stress reconstruction; 3.1.1 One step reconstruction; 3.1.2 Two steps reconstruction; 3.2 Dimensioning of self sensing piezoelectric plates; 3.3 Bridge-circuit based reconstruction; 3.3.1 Limits of a typical bridge based self sensing technique; 3.3.2 Adaptive algorithms for self sensing techniques; 3.3.3 Limits of the linear piezoelectric capacitance model; 3.4 Hysteretic dynamic model of a PVS; 3.4.1 Transfer functions for a PVS with self sensing actuators.
- 3.5 Hysteretic model based reconstruction3.6 Self sensing techniques implementation; 3.6.1 Self sensing analogic implementation; 3.6.2 Self sensing digital implementation; 3.6.3 Self sensing digital and hybrid implementations with adaptive identification; 4 Electronics for self sensing applications; 4.1 Variable capacitance multiplier; 4.2 Sawyer Tower circuit; 4.3 Active Sawyer Tower circuit; 4.3.1 Active Sawyer Tower for power demanding applications; 4.4 Active Sawyer Tower with temperature measurement; 5 Experimental verification and results; 5.1 Piezoelectric cantilevered beam.
- 5.1.1 Experimental set up description5.1.2 Structural frequency response; 5.1.3 Self sensing linear reconstruction; 5.1.4 Self sensing hysteretic reconstruction; 5.1.5 Open loop response comparison; 5.1.6 Vibration control with self sensing reconstruction; 5.2 Partially clamped piezoelectric plate; 5.2.1 Experimental set up description; 5.2.2 Structural frequency response; 5.2.3 Self sensing linear reconstruction; 5.2.4 Self sensing hysteretic reconstruction; 5.2.5 Vibration control with self sensing reconstruction; 5.3 Comparison between linear and hysteretic reconstructions; 6 Conclusion.