Electricity: power supply or regulation systems – For phase shift or control – Using transformer
Reexamination Certificate
2005-10-20
2010-12-28
Sterrett, Jeffrey L (Department: 2838)
Electricity: power supply or regulation systems
For phase shift or control
Using transformer
C323S340000
Reexamination Certificate
active
07859232
ABSTRACT:
An apparatus for controlling a power flow in a high voltage network. A phase shifting transformer includes a tap changer.
REFERENCES:
patent: 3821456 (1974-06-01), Havas
patent: 5166597 (1992-11-01), Larsen et al.
patent: 5227713 (1993-07-01), Bowler et al.
patent: 5469044 (1995-11-01), Gyugyi et al.
patent: 5907239 (1999-05-01), Pelletier et al.
patent: 6737837 (2004-05-01), Halvarsson et al.
patent: 2008/0157748 (2008-07-01), Berggren et al.
patent: 2008/0258559 (2008-10-01), Berggren et al.
patent: 2008/0265848 (2008-10-01), Berggren et al.
patent: 2009/0134850 (2009-05-01), Berggren et al.
patent: 2009/0218993 (2009-09-01), Berggren et al.
patent: 2009/0251932 (2009-10-01), Owen
Bridenbaugh et al, “Voltage control improvement through capacitor and transformer tap optization”, Feb. 7, 1992 IEEE transactions on powwer systems, No. 1, pp. 222-227.
Bjelogrlic et al, “Application of Newtons optimal power flow in voltage/reactive power control”, 1989 IEEE, pp. 105-111.
Larsen E.V. et al; A Classical Approach to Constructing a Power Flow Controller; IEEE Power Engineering Society Summer Meeting; Piscataway, NJ, USA; 1999; vol. 2, pp. 1192-1195.
Gerbex S et al.; Optimal Location of Multi-Type FACTS Devices in a Power System by Means of Genetic Algorithms; IEEE Transactions on Power Systems; Aug. 2001; vol. 16, No. 3; pp. 537-544.
PCT/ISA/210—International Search Report.
PCT/ISA/237—Written Opinion of the Internatinal Searching Authority.
Berggren Bertil
Noroozian Mojtaba
ABB Research Ltd.
Franklin Eric J.
Sterrett Jeffrey L
Venable LLP
LandOfFree
Apparatus and method for improved power flow control in a... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Apparatus and method for improved power flow control in a..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus and method for improved power flow control in a... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4238213