Jerry Lipski
Jerry Lipski, LLC
Scheerville, IN
Ever run across brush arcing or vexing commutation issues? This paper, presented at the 2013 EASA Convention, covers:
- Definition of commutation
- Basic magnetism
- Commutation and AC in a DC armature core
- Brush construction
- The basic commutator and placement of carbon brushes
- Carbon brush arcing; what are the brushes telling you? + field case studies
- Sanding brushes
- Most common surface conditions
- Field experiences with drives
- Brushholders
- Slip ring application
- Field settings (neutral, tape method)
- Field/service center testing
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