Protective relay device, system and methods for Rogowski...

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – With coupling means

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C702S058000, C702S077000

Reexamination Certificate

active

07638999

ABSTRACT:
Relay devices, systems and methods for obtaining an accurate representation of a current monitored with a Rogowski coil, without integration of the Rogowski coil output voltage signal in the time domain.

REFERENCES:
patent: 4039930 (1977-08-01), Lukas
patent: 4063166 (1977-12-01), Glavitsch
patent: 4446420 (1984-05-01), Dronet
patent: 4449417 (1984-05-01), Sasaki
patent: 4570231 (1986-02-01), Bunch
patent: 4623949 (1986-11-01), Salowe et al.
patent: 4709205 (1987-11-01), Baurand et al.
patent: 4709339 (1987-11-01), Fernandes
patent: 4749940 (1988-06-01), Bullock
patent: 4766549 (1988-08-01), Schweitzer et al.
patent: 4933630 (1990-06-01), Dupraz
patent: 4939449 (1990-07-01), Cattaneo et al.
patent: 5115447 (1992-05-01), Bowman
patent: 5128611 (1992-07-01), Konrad
patent: 5414400 (1995-05-01), Gris et al.
patent: 5434509 (1995-07-01), Blades
patent: 5442280 (1995-08-01), Baudart
patent: 5461309 (1995-10-01), Baudart
patent: 5608327 (1997-03-01), Jones et al.
patent: 5825189 (1998-10-01), Johns
patent: 5852395 (1998-12-01), Bosco et al.
patent: 5903155 (1999-05-01), Bjorklund
patent: 6313623 (2001-11-01), Kojovic et al.
patent: 6397156 (2002-05-01), Bachmann et al.
patent: 6414475 (2002-07-01), Dames et al.
patent: 6544314 (2003-04-01), Stendera et al.
patent: 6563296 (2003-05-01), Cooke
patent: 6597180 (2003-07-01), Takaoka et al.
patent: 6680608 (2004-01-01), Kojovic
patent: 6713998 (2004-03-01), Stanimirov et al.
patent: 6781361 (2004-08-01), Nestler
patent: 6782329 (2004-08-01), Scott
patent: 6810069 (2004-10-01), Kojovic et al.
patent: 6822457 (2004-11-01), Borchert et al.
patent: 6940702 (2005-09-01), Kojovic et al.
patent: 6954704 (2005-10-01), Minami et al.
patent: 7180717 (2007-02-01), Kojovic et al.
patent: 7227347 (2007-06-01), Viaro et al.
patent: 2001/0029433 (2001-11-01), Scott
patent: 2002/0125877 (2002-09-01), Cooke
patent: 2003/0107380 (2003-06-01), Leprettre et al.
patent: 2003/0112569 (2003-06-01), Kato et al.
patent: 2004/0012901 (2004-01-01), Kojovic et al.
patent: 2004/0027750 (2004-02-01), Minami et al.
patent: 2004/0183522 (2004-09-01), Gunn et al.
patent: 2005/0122654 (2005-06-01), Culligan et al.
patent: 2005/0248430 (2005-11-01), Dupraz
patent: 2006/0012374 (2006-01-01), Kojovic et al.
patent: 2007/0236208 (2007-10-01), Kojovic et al.
patent: 0 494 720 (1974-06-01), None
patent: 1 355 827 (1992-07-01), None
U.S. Appl. No. 11/999,813, filed Dec. 7, 2007, Kojovic et al.
U.S. Appl. No. 11/593,240, filed Nov. 6, 2006, Kojovic et al.
U.S. Appl. No. 11/593,239, filed Nov. 6, 2006, Kojovic et al.
L Kojovic, “Rogowski Coils Suit Relay Protection and Measurement”; Jul. 1997, pp. 47-52.
E. Thuries, et al.; “Contribution of Digital Signal Processing in the Field of Current Transformers”; 1996, pp. 1-11.
P. Mahonen et al., “The Rogowski Coil and the Voltage Divider in Power System Protection and Monitoring”; 1996, pp. 1-7.
G. Schett et al., “The Intelligent GIS—A Fundamental Change in the Combination of Primary and Secondary Equipment”, CIGRE, 1996, Switzerland, pp. 1-10.
V. Heumann, “Magnetischer Spannungsmesser Hoher Praazision,” Elektrotechnische Zeitschrift Ausgabe A, May 21, 1962, Germany, pp. 349-356.

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

Protective relay device, system and methods for Rogowski... does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

     

Profile ID: LFUS-PAI-O-4133494

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