About 28 results
https://drivepatents.com/patents/975146 · 7 May 2014
A voltage sensing system includes a sensing system housing, a circuit board positioned with the sensing system housing, and a phase conductor extending through the sensing system housing, the phase conductor to carry a load current. The system also include...
https://drivepatents.com/patents/983908 · 2 Oct 2013
A double fed induction generator (DFIG) converter method are presented in which rotor side current spikes are attenuated using series-connected damping resistance in response to grid fault occurrences or grid fault clearances.
https://drivepatents.com/patents/986663 · 18 Sep 2013
Motor drive apparatus and methods are presented in which a standby controller uses at least one switching device to power an inverter in a normal mode and to remove power from the inverter and other motor drive components during a standby mode for improved...
https://drivepatents.com/patents/994062 · 9 Jan 2013
A power conversion system (2) and a DC link choke (100) therefore are presented, in which a continuous core structure (150) is provided with first and second legs (151, 152) around which four or more windings are located, with one or more shunts structures...
https://drivepatents.com/patents/999731 · 1 Aug 2012
The present techniques include methods and systems for detecting a failure in a capacitor bank of an electrical drive system. Embodiments include using discharge resistors to discharge capacitors in the capacitor bank, forming a neutral node of the capacit...
https://drivepatents.com/patents/1000188 · 18 Jul 2012
Systems and methods self-organize a multifunctional power and energy control and management system by integrating multiple backplane based modules through module descriptions. Dynamic data table structures may be configured based on information provides wi...
https://drivepatents.com/patents/1003684 · 4 Apr 2012
Systems and methods are provided that facilitate dynamic load shedding control in an industrial environment in accordance with one or more production goals provided by a user. One or more production goals for system of industrial load devices (e.g., target...
https://drivepatents.com/patents/1006497 · 4 Jan 2012
The present techniques include methods and systems for operating a wind power system to maintain a lifespan of the rotor side converter. In some embodiments, the current of the rotor side converter may be minimized to reduce the stress and/or junction temp...
https://drivepatents.com/patents/1006695 · 28 Dec 2011
A system comprising low cost topology for power converter systems is provided. The system takes advantage of the voltage-boost characteristic of a current source inverter (CSI) and utilizes a PWM CSI as a grid-side converter for power generation systems. M...
https://drivepatents.com/patents/1011036 · 13 Jul 2011
An energy object extension to an industrial protocol having a comprehensive suite of attributes, messages and services utilized for the monitoring and control of energy consuming or producing resources by a manufacturing automation application is provided....