Electricity: motive power systems – Induction motor systems – Braking
Reexamination Certificate
2006-11-14
2006-11-14
Leykin, Rita (Department: 2837)
Electricity: motive power systems
Induction motor systems
Braking
C318S760000, C318S763000, C318S744000, C318S727000
Reexamination Certificate
active
07135833
ABSTRACT:
A method and apparatus for braking an AC motor in the higher portion of its speed range includes substantially reducing flux before applying reverse torque commands to brake the motor. A DC link bus regulator is employed to prevent increases in bus voltage and frequency.
REFERENCES:
patent: 3859579 (1975-01-01), Plunkett
patent: 4524316 (1985-06-01), Brown et al.
patent: 5070290 (1991-12-01), Iwasa et al.
patent: 6229278 (2001-05-01), Garces et al.
patent: 6262555 (2001-07-01), Hammond et al.
patent: 6373204 (2002-04-01), Peterson et al.
patent: 6417644 (2002-07-01), Hammond et al.
patent: 6429612 (2002-08-01), Kume et al.
patent: 6768284 (2004-07-01), Lee et al.
DeLange Robert J.
Rowan Timothy M.
Leykin Rita
Quarles & Brady LLP
Rockwell Automation Technologies Inc.
Walbrun William R.
LandOfFree
Motor control for flux-reduced braking 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 control for flux-reduced braking, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Motor control for flux-reduced braking will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3631317