Electricity: motive power systems – Induction motor systems – Braking
Reexamination Certificate
2007-10-31
2011-10-11
Barr, Michael (Department: 1711)
Electricity: motive power systems
Induction motor systems
Braking
C068S012160, C008S158000
Reexamination Certificate
active
08035332
ABSTRACT:
A method of operating a motor, the method comprising: operating a motor at a first speed; operating the motor in negative slip; imbalancing at least one phase of the motor to dissipate regeneration energy using windings of the motor; and wherein a next motor speed is decreased to a speed less than the first speed. An apparatus for carrying out the method is also presented.
REFERENCES:
patent: 4328600 (1982-05-01), Bochan
patent: 4329630 (1982-05-01), Park
patent: 4390826 (1983-06-01), Erdman et al.
patent: 4449079 (1984-05-01), Erdman
patent: 4474038 (1984-10-01), McMillan
patent: 4513230 (1985-04-01), Erdman
patent: 4532459 (1985-07-01), Erdman et al.
patent: 4556827 (1985-12-01), Erdman
patent: 4741182 (1988-05-01), Didier et al.
patent: 4853605 (1989-08-01), Matsuo et al.
patent: 5247231 (1993-09-01), Glucina
patent: 5301523 (1994-04-01), Payne et al.
patent: 5513058 (1996-04-01), Hollenbeck
patent: 5720190 (1998-02-01), Johnson et al.
patent: 5731681 (1998-03-01), Inaniwa et al.
patent: 5913592 (1999-06-01), Moore
patent: 6038724 (2000-03-01), Chbat et al.
patent: 6369538 (2002-04-01), Youn et al.
patent: 6418758 (2002-07-01), Ikeda et al.
patent: 6429612 (2002-08-01), Kume et al.
patent: 6445879 (2002-09-01), Youn et al.
patent: 6516485 (2003-02-01), Savkar et al.
patent: 6737828 (2004-05-01), Kiuchi et al.
patent: 6748618 (2004-06-01), Darby et al.
patent: 6860124 (2005-03-01), Abi-Habib et al.
patent: 6983657 (2006-01-01), Kakutani et al.
patent: 7039976 (2006-05-01), Sears
patent: 7089800 (2006-08-01), Kakutani et al.
patent: 2006/0242768 (2006-11-01), Zhang et al.
patent: 2006/0283211 (2006-12-01), Bindocci et al.
Filippa Mariano
Hatfield Edward
Holmes John Steven
Suel, II Richard D.
Barr Michael
Cormier David
General Electric Company
Global Patent Operation
Midgley Stephen G.
LandOfFree
Motor apparatus and method does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Motor apparatus and method, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Motor apparatus and method will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4274176