| 12126283 |
Double winding electric machine assembly |
— |
2024-10-22 |
| 9595864 |
Method and apparatus for balancing voltages of multi-level inverter DC link |
— |
2017-03-14 |
| 8483981 |
Induction motor parameter identification |
— |
2013-07-09 |
| 8415916 |
Estimation of parameters of an induction machine |
— |
2013-04-09 |
| 8405344 |
Method and apparatus for estimating a rotation speed of an electric motor |
— |
2013-03-26 |
| 7352220 |
Measuring average of phase voltage of a frequency converter based on an idealized waveform |
— |
2008-04-01 |
| 7262577 |
Method for estimating the sum of stator and rotor resistances |
Mikko Vertanen |
2007-08-28 |
| 7250739 |
Method for estimating the rotor time constant of an induction machine |
— |
2007-07-31 |
| 7190599 |
Method for determining output currents of frequency converter |
Panu Virolainen, Marko Hinkkanen |
2007-03-13 |
| 7034510 |
Method for coupling inverter to alternating voltage |
Mikko Vertanen |
2006-04-25 |
| 6741059 |
Controller for a wound rotor slip ring induction machine |
Kalyan P. Gokhale, Douglas Karraker |
2004-05-25 |
| 6552510 |
Method for frequency converter |
— |
2003-04-22 |
| 6448735 |
Controller for a wound rotor slip ring induction machine |
Kalyan P. Gokhale, Douglas Karraker |
2002-09-10 |
| 6370049 |
Inverter arrangement with three one-phase autotransformers |
— |
2002-04-09 |
| 6313599 |
Method for controlling an inverter |
Mikko Norrkniivila |
2001-11-06 |
| 6195274 |
Method for defining instantaneous value of current of pulse-controlled inductive load |
Petri Schroderus |
2001-02-27 |
| 6094364 |
Direct torque control inverter arrangement |
— |
2000-07-25 |
| 5589754 |
Method for determining a stator flux estimate for an asynchronous machine |
— |
1996-12-31 |
| 5477162 |
Method for determining the short-circuit inductance of an asynchronous machine |
— |
1995-12-19 |
| 5371458 |
Method for determining the stator flux of an asynchronous machine |
— |
1994-12-06 |
| 5198742 |
Method of preventing the stalling of an asynchronous machine |
— |
1993-03-30 |