Signal quality monitor for protective relay system

Electricity: electrical systems and devices – Safety and protection of systems and devices – Series connected sections with faulty section disconnect

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

361 78, 361 66, 455135, 455136, H02H 300

Patent

active

045919402

ABSTRACT:
A signal quality monitor, and a protective relay system using the monitor, which utilizes both AC and DC signals from the receiver agc stage to monitor a plurality of different signal parameters. A signal responsive to the noise in the communication channel which transmits at least one of the protective relay signals used in a protective relay comparison function, is also used in the trip circuits of the associated circuit interrupter to continuously adapt or modify the trip level in response to channel noise.

REFERENCES:
patent: 3707651 (1972-12-01), Lensner et al.
patent: 4056838 (1977-11-01), Leib
patent: 4071873 (1978-01-01), Andow et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Signal quality monitor for protective relay system does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Signal quality monitor for protective relay system, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Signal quality monitor for protective relay system will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1574234

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.