1. Shaft-mounted vibration control systems in rotating machinery
Samuel Jiménez
Prof P. Keogh, Dr Matt Cole
University of Bath
UKACC PhD Presentation Showcase

2. Rotor vibration management
Vibration control over a range of operating conditions
Active control systems
Current technology
Eddy current displacement sensors
Rotor
Turbine blades
Active magnetic
bearing actuator
UKACC PhD Presentation Showcase

3. Improved observability and
My research
Aim: Improved performance of active systems
Shaft-mounted designs
Advantages vs. current designs
Increased number of active components
Freedom to locate components
Develop sensors/actuators which operate inside a rotating shaft
Improved observability and
controllability
UKACC PhD Presentation Showcase

4. Prototype: Shaft-mounted sensing
Wireless receiver to PC
3mm
Antenna
Sensing module
UKACC PhD Presentation Showcase

5. UKACC PhD Presentation Showcase
Sensing system
Centrifugal acceleration  rotor displacement (vibration)
Real-time signal processing algorithm
UKACC PhD Presentation Showcase

6. UKACC PhD Presentation Showcase
Summary
New concept for active rotor vibration control
Successful demonstration of shaft-mounted sensing
Work in progress: shaft-mounted actuation
UKACC PhD Presentation Showcase