Patent | Date |
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Automatic fault isolation methodology Grant 10,432,120 - Maddali , et al. O | 2019-10-01 |
Overvoltage Limiter In An Aircraft Electrical Power Generation System App 20150137786 - Maddali; Vijay K. ;   et al. | 2015-05-21 |
Overvoltage limiter in an aircraft electrical power generation system Grant 8,970,183 - Maddali , et al. March 3, 2 | 2015-03-03 |
Overvoltage prevention in an aircraft electrical power generation system Grant 8,941,955 - Wagner , et al. January 27, 2 | 2015-01-27 |
Automatic Fault Isolation Methodology App 20130271878 - Maddali; Vijay K. ;   et al. | 2013-10-17 |
Overvoltage Protection During Gcu Failure App 20130182354 - Maddali; Vijay K ;   et al. | 2013-07-18 |
Overvoltage Prevention In An Aircraft Electrical Power Generation System App 20130003231 - Wagner; Carl A. ;   et al. | 2013-01-03 |
Starter voltage reducing synchronous machine Grant 8,305,049 - Maddali , et al. November 6, 2 | 2012-11-06 |
Overvoltage Limiter In An Aircraft Electrical Power Generation System App 20120182648 - Maddali; Vijay K. ;   et al. | 2012-07-19 |
Engine having power bus fault short circuit control with a disconnection switch Grant 8,213,136 - Maddali , et al. July 3, 2 | 2012-07-03 |
Method of detecting a sustained parallel source condition Grant 8,120,206 - Myroth , et al. February 21, 2 | 2012-02-21 |
On-line measurement of an induction machine's rotor time constant by small signal d-axis current injection Grant 8,115,441 - Romenesko , et al. February 14, 2 | 2012-02-14 |
Shorted rotating diode detection and protection Grant 8,072,191 - Maddali , et al. December 6, 2 | 2011-12-06 |
Torque oscillation monitoring Grant 8,056,417 - Markunas , et al. November 15, 2 | 2011-11-15 |
Negative sequence carrier signal controller Grant 8,004,222 - Maddali , et al. August 23, 2 | 2011-08-23 |
Active damping for synchronous generator torsional oscillations Grant 7,884,581 - Markunas , et al. February 8, 2 | 2011-02-08 |
Generator for gas turbine engine having DC bus fault short circuit control using a battery Grant 7,876,542 - Rozman , et al. January 25, 2 | 2011-01-25 |
Active Damping For Synchronous Generator Torsional Oscillations App 20100327820 - Markunas; Albert L. ;   et al. | 2010-12-30 |
Dual channel power generation system Grant 7,852,049 - Maddali , et al. December 14, 2 | 2010-12-14 |
Starter Voltage Reducing Synchronous Machine App 20100253294 - Maddali; Vijay K. ;   et al. | 2010-10-07 |
Active damping for synchronous generator torsional oscillations Grant 7,808,215 - Markunas , et al. October 5, 2 | 2010-10-05 |
Starter/generator system with control to address a voltage rise Grant 7,786,708 - Rozman , et al. August 31, 2 | 2010-08-31 |
Torque Oscillation Monitoring App 20100175478 - Markunas; Albert L. ;   et al. | 2010-07-15 |
System and method for suppressing DC link voltage buildup due to generator armature reaction Grant 7,746,038 - Maddali , et al. June 29, 2 | 2010-06-29 |
Negative Sequence Carrier Signal Controller App 20100072930 - Maddali; Vijay K. ;   et al. | 2010-03-25 |
Method Of Detecting A Sustained Parallel Source Condition App 20100060288 - Myroth; Jeffrey D. ;   et al. | 2010-03-11 |
Method of operating a brushless motor wherein open loop and closed loop controllers utilize different commutation methods Grant 7,638,959 - Rozman , et al. December 29, 2 | 2009-12-29 |
Hybrid electromechanical power transfer system Grant 7,619,327 - Rozman , et al. November 17, 2 | 2009-11-17 |
Dual Channel Power Generation System App 20090261586 - Maddali; Vijay K. ;   et al. | 2009-10-22 |
Rotor position detection at standstill and low speeds using a low power permanent magnet machine Grant 7,583,046 - Maddali , et al. September 1, 2 | 2009-09-01 |
Shorted Rotating Diode Detection And Protection App 20090167257 - Maddali; Vijay K. ;   et al. | 2009-07-02 |
System and method for suppressing DC link voltage buildup due to generator armature reaction App 20090167256 - Maddali; Vijay K. ;   et al. | 2009-07-02 |
Method Of Operating A Brushless Motor Wherein Open Loop And Closed Loop Controllers Utilize Different Commutation Methods App 20090153083 - Rozman; Gregory I. ;   et al. | 2009-06-18 |
Starter/generator System With Control To Address A Voltage Rise App 20090091132 - Rozman; Gregory I. ;   et al. | 2009-04-09 |
Generator For Gas Turbine Engine Having Dc Bus Fault Short Circuit Control Using A Battery App 20090045293 - Rozman; Gregory I. ;   et al. | 2009-02-19 |
Engine Having Power Bus Fault Short Circuit Control With A Disconnection Switch App 20090045292 - Maddali; Vijay K. ;   et al. | 2009-02-19 |
On-line measurement of an induction machine's rotor time constant by small signal d-axis current injection App 20090021208 - Romenesko; Charles J. ;   et al. | 2009-01-22 |
Active damping for synchronous generator torsional oscillations App 20090009129 - Markunas; Albert L. ;   et al. | 2009-01-08 |
Hybrid electromechanical power transfer system App 20090008993 - Rozman; Gregory I. ;   et al. | 2009-01-08 |
Rotor position detection at standstill and low speeds using a low power permanent magnet machine App 20080315822 - Maddali; Vijay K. ;   et al. | 2008-12-25 |
Generating system with a regulated permanent magnet machine and an active rectifier Grant 7,400,117 - Rozman , et al. July 15, 2 | 2008-07-15 |
Fault tolerant synchronisation source for excitation control of a three phase power generating system Grant 7,375,499 - Maddali , et al. May 20, 2 | 2008-05-20 |
Digital real and reactive load division control Grant 7,091,702 - Mrowiec , et al. August 15, 2 | 2006-08-15 |
Carrier injection sensorless control of aircraft variable frequency wound field synchronous starter/generators Grant 7,034,497 - Markunas , et al. April 25, 2 | 2006-04-25 |
Carrier Injection Sensorless Control Of Aircraft Variable Frequency Wound Field Synchronous Starter/generators App 20060061319 - Markunas; Albert L. ;   et al. | 2006-03-23 |
Engine starting system utilizing multiple controlled acceleration rates Grant 5,430,362 - Carr , et al. July 4, 1 | 1995-07-04 |
Rotor position detector with back EMF voltage estimation Grant 5,384,527 - Rozman , et al. January 24, 1 | 1995-01-24 |
Harmonic control for an inverter by use of an objective function Grant 5,383,107 - Hopkins , et al. January 17, 1 | 1995-01-17 |
Harmonic feedback control for an inverter Grant 5,327,335 - Maddali , et al. July 5, 1 | 1994-07-05 |
VSCF start system motor current estimator Grant 5,047,699 - Rozman , et al. September 10, 1 | 1991-09-10 |
VSCF system with DC link harmonics control Grant 5,016,157 - Rozman , et al. May 14, 1 | 1991-05-14 |
Speed-limited electrically compensated constant speed drive Grant 4,841,202 - Dishner , et al. June 20, 1 | 1989-06-20 |