Title: WHAT IS A SMART STRUCTURE
1WHAT IS A SMART STRUCTURE ?
A NON BIOLOGICAL STRUCTURE HAVING 1gt A
PURPOSE 2gt MEANS TO ACHIEVE IT 3gtSTAKE IN ITS
PERFORMANCE
2SMART Vs CONVENTIONAL STRUCTURES
External Disturbance
Structure
Response
Conventional Structure
External Disturbance
Structure
Response
Controller
Smart Structure
3WHAT MAKES A SMART STRUCTURE SMART ??
Agt Sensors Bgt Processing Unit Cgt
Communications Dgt Actuators
4APPLICATIONS
1gt AIRCRAFT INDUSTRY
AgtAIRCRAFT MORPHING SMART WING
5APPLICATIONS
1gt AIRCRAFT INDUSTRY
Bgt DETECTING STRUCTURAL INTEGRITY
FIBERS INTACT
TO DETECTOR
COMPOSITE MATERIAL WITH EMBEDDED OPTICAL FIBERS
FIBERS SEVERED
LIGHT SOURCE
6APPLICATIONS
2gt BASEBALL BAT
7APPLICATIONS
3gtPIEZO ELECTRIC VALVE
ADVANTAGES
Agt POWER CONSUMPTION BgtSIZE Cgt RESPONSE
TIME DgtRELIABLILITY
8APPLICATIONS
4gt VIBRATION CONTROL
CONTROL ALGORITHM
ELECTRIC CIRCUIT OR PC AND PERIPHERALS
ACTUATOR
SENSOR
STRUCTURE
VIBRATION
ANTI-VIBRATION
RESIDUAL
9TECHNICAL BARRIERS
1 gtMANUFACTURING 2gtHIGH FORCE HIGH
DISPLACEMENT ACTUATORS 3gtPOWER REQUIREMENT
10THE FUTURE..
1gt SMART SYSTEMS TO INTELLIGENT
SYSTEMS 2gt IMPLEMENT EXPERIMENTAL STAGES 3 gt
DESIGN APPROACH Agt LOW FACTOR OF SAFETY
Bgt TALK WITH STRUCTURES THE DAWN OF A NEW
MATERIALS AGE