A method and an apparatus for supervising the operation of...

H - Electricity – 02 – J

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

H02J 13/00 (2006.01) H02H 7/04 (2006.01)

Patent

CA 2537063

The main object of the invention is a method of supervising the operation of a plurality of current transformers arranged in respective groups and connected to a protection relay forming part of a three-phase electrical power system, comprising the steps of: (i) determining a current ratio at an output of each group of current transformers; (ii) comparing each current ratio with a predetermined high ratio; (iii) comparing each current ratio with a predetermined low ratio; and (iv) generating a fault indication when the current ratio at one location exceeds the predetermined high ratio and the current ratio at the or each other location remains below the predetermined low ratio. Another object of the present invention is a protection relay.

LandOfFree

Say what you really think

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

Rating

A method and an apparatus for supervising the operation of... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with A method and an apparatus for supervising the operation of..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and A method and an apparatus for supervising the operation of... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1967069

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