METHOD AND EQUIPMENT FOR DETECTING ABNORMALITY OF COMMUTATOR FOR DC MACHINE

• Main Authors: AKINAGA KAZUNARI, SAKAGUCHI HIDEKAZU
• Format: Patent
• Language: English
• Published: 04.11.1997
• Edition: 6
• Subjects: CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DYNAMO-ELECTRIC MACHINES; ELECTRICITY; GENERATION; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

PROBLEM TO BE SOLVED: To detect the abnormality of a brush, a commutator, accurately by a simple method by pushing a vibration sensor against the brush or a brush holder for a DC machine during operation through an insulating rod, outputting the vibrating state as an electric signal and, comparing a...