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MAGNETIC BEARING.

Introduction
A magnetic bearing is a bearing which supports load using magnetic levitation.
The application of magnetic bearings is based upon the principle that an electromagnet will attract ferromagnetic material.
from conventional bearing

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Presented By:GEEVARGHESE P.JOY.
S-7-M-A.
ROLL NO: 37
GUIDE: SHREEJITH T.V.

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NON-CONTACTING TECHNOLOGY.
LUBRICATION IS ELIMINATED.
CAP
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Components and Operation
GAP SENSOR: ELECTRONICS
CONTROLLER
Magnetic bearing system incorporates 3 technologies
Bearing & sensors
The control system
Control algorithms
Benefits
1. High Reliability.
2. Clean environments.
3. High speed applications.
4. Position and vibration control.
5. Extreme Conditions.
6. Machine diagnostics.
Limitations
1. Larger bearings
2. Higher complexity and cost.
3. Requires electrical power.
Applications
^^WfflCWIUUUui manufacturing.
Vacuum pumps.
High speed turbo machinery and drives.
Process equipment and high speed machine tool spindles.
Reference:
skfmagneticbearings.com
Schweitzer, G (2002). "Active Magnetic Bearings - Chances and Limitations"
Kasarda, M. An overview of Active magnetic bearing Technology and Applications