Inventor
MADDALI VIJAY K
US31 patents
⚠️ This page may combine multiple inventors who share the name “MADDALI VIJAY K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HAMILTON SUNDSTRAND CORP
13 patentsUS7400117B1Jul 15, 2008
Generating system with a regulated permanent magnet machine and an active rectifier
HAMILTON SUNDSTRAND CORP22 citations92
US7034497B2Apr 25, 2006
Carrier injection sensorless control of aircraft variable frequency wound field synchronous starter/generators
HAMILTON SUNDSTRAND CORP41 citations91
US7884581B2Feb 8, 2011
Active damping for synchronous generator torsional oscillations
HAMILTON SUNDSTRAND CORP14 citations84
US7876542B2Jan 25, 2011
Generator for gas turbine engine having DC bus fault short circuit control using a battery
HAMILTON SUNDSTRAND CORP11 citations84
US7808215B2Oct 5, 2010
Active damping for synchronous generator torsional oscillations
HAMILTON SUNDSTRAND CORP14 citations84
US7638959B2Dec 29, 2009
Method of operating a brushless motor wherein open loop and closed loop controllers utilize different commutation methods
HAMILTON SUNDSTRAND CORP11 citations84
US7746038B2Jun 29, 2010
System and method for suppressing DC link voltage buildup due to generator armature reaction
HAMILTON SUNDSTRAND CORP9 citations83
US7091702B2Aug 15, 2006
Digital real and reactive load division control
HAMILTON SUNDSTRAND CORP14 citations82
US7583046B2Sep 1, 2009
Rotor position detection at standstill and low speeds using a low power permanent magnet machine
HAMILTON SUNDSTRAND CORP7 citations74
US7375499B2May 20, 2008
Fault tolerant synchronisation source for excitation control of a three phase power generating system
HAMILTON SUNDSTRAND CORP8 citations73
US7852049B2Dec 14, 2010
Dual channel power generation system
HAMILTON SUNDSTRAND CORP6 citations63
US7619327B2Nov 17, 2009
Hybrid electromechanical power transfer system
HAMILTON SUNDSTRAND CORP5 citations63
US8004222B2Aug 23, 2011
Negative sequence carrier signal controller
HAMILTON SUNDSTRAND CORP5 citations62
SUNDSTRAND CORP
8 patentsUS5384527AJan 24, 1995
Rotor position detector with back EMF voltage estimation
SUNDSTRAND CORP142 citations98
US5430362AJul 4, 1995
Engine starting system utilizing multiple controlled acceleration rates
SUNDSTRAND CORP198 citations97
US5327335AJul 5, 1994
Harmonic feedback control for an inverter
SUNDSTRAND CORP72 citations96
US5047699ASep 10, 1991
VSCF start system motor current estimator
SUNDSTRAND CORP31 citations93
US5016157AMay 14, 1991
VSCF system with DC link harmonics control
SUNDSTRAND CORP32 citations93
US4841202AJun 20, 1989
Speed-limited electrically compensated constant speed drive
SUNDSTRAND CORP29 citations92
US5383107AJan 17, 1995
Harmonic control for an inverter by use of an objective function
SUNDSTRAND CORP35 citations90
US4967132AOct 30, 1990
VSCF start system current estimator
SUNDSTRAND CORP11 citations74
MADDALI VIJAY K
5 patentsUS8213136B2Jul 3, 2012
Engine having power bus fault short circuit control with a disconnection switch
MADDALI VIJAY K7 citations83
US10432120B2Oct 1, 2019
Automatic fault isolation methodology
MADDALI VIJAY K2 citations70
US8970183B2Mar 3, 2015
Overvoltage limiter in an aircraft electrical power generation system
MADDALI VIJAY K3 citations61
US8305049B2Nov 6, 2012
Starter voltage reducing synchronous machine
MADDALI VIJAY K2 citations58
US8072191B2Dec 6, 2011
Shorted rotating diode detection and protection
MADDALI VIJAY K6 citations56