About 60 results
https://drivepatents.com/patents/966942 · 26 Nov 2014
Islanding events are detected using measurement information taken from several places in a network, e.g., from a system of intelligent electronic devices (IEDs). In an example method of island detection, phase angle differences between local phase angles a...
https://drivepatents.com/patents/973815 · 11 Jun 2014
The subject matter described herein includes an active compensatory augmented diode bridge rectifier system. According to one aspect, the system comprises a generator unit configured to generate a current flow comprised entirely of active current and a dio...
https://drivepatents.com/patents/976022 · 16 Apr 2014
A method for automatic protection coordination in a power system network comprises identifying radial source-to-load paths and fault protection devices in the source-to-load paths, for a portion of the power system network to be coordinated. Device setting...
https://drivepatents.com/patents/977712 · 5 Mar 2014
The present invention is concerned with supervision of a power transmission network, in particular visualizing and displaying a network state to an operator. Specifically, the present invention relates to a method of and a system for visualizing or contour...
https://drivepatents.com/patents/978231 · 19 Feb 2014
Fault analysis for an electric network having a plurality of multi-phase buses is performed by computing equivalent circuits for the multi-phase buses of interest. Each equivalent circuit includes an NxN impedance matrix, N corresponding to the number of p...
https://drivepatents.com/patents/978809 · 5 Feb 2014
The present invention is concerned with time synchronization between two geographically separated stationary clocks 1, 2, in particular clocks 1, 2 at two ends of a power transmission line. In particular the method deals with synchronizing a first and a se...
https://drivepatents.com/patents/979110 · 29 Jan 2014
The present disclosure relates to a method of guiding a user of a mobile device in an industrial process environment in order to evacuate the user in case of an event that results in impaired visibility in the industrial process environment. The method com...
https://drivepatents.com/patents/979348 · 22 Jan 2014
The present invention is concerned with a master control system layer for a Voltage Source Converter (VSC) based Multi-Terminal High Voltage Direct Current (MTDC) system. The invention is applicable to general topologies of the MTDC grid, including meshed ...
https://drivepatents.com/patents/979586 · 15 Jan 2014
The present invention relates to a method of an energy management gateway (101) being associated with an electricity meter (103) and with a plurality of electricity outlet sockets (102). The method comprises detecting a pattern (402) of consumption of elec...
https://drivepatents.com/patents/980150 · 1 Jan 2014
The present invention relates to an energy management gateway configured to be positioned at a premises of a user of the gateway, the gateway comprising: a processor; a user interface; and a storage unit storing instructions which, when executed by the pro...