Matches 1 - 33 out of 33


Match Document Document Title Score
WO/2012/171694A1 A METHOD FOR DETECTING EARTH FAULTS  
The invention concerns a method for reliable detecting and monitoring of a multitude of different earth faults in three-phase electric power distribution networks. A method is presented which...
999
WO/2008/046451A1 LOAD COMPENSATION IN DISTANCE PROTECTION OF A THREE-PHASE POWER TRANSMISSION LINE  
The present invention relates to a load compensation method for phase-to-ground loops in distance protection, comprising following steps: estimating a first reactive reach (αc) assuming zero fault...
999
WO/2009/076991A1 FAULT DIRECTION DETERMINATION  
The invention concerns a method and computer program product for determining the direction of fault in an electrical power system as well as to a fault handling device. In the fault handling...
999
WO/2009/118048A1 PHASOR ESTIMATION DURING CURRENT TRANSFORMER SATURATION  
The present invention relates to a method, device and computer program product for determining at least one property of a current (Ip) running through the primary winding of a transformer...
999
WO/2002/078147A1 POWER PLANT WITH MEANS FOR DAMPING POWER OSCILLATIONS  
The invention relates to an electrical installation comprising at least one generator and at least one braking resistor. The braking resistor is adapted to damp power oscillations of the power...
925
WO/2010/037413A1 A METHOD AND A DEVICE FOR CONSTRUCTING NEW SAMPLE VALUES USED IN A FIR ALGORITHM  
The present invention relates to the method and a device for constructing new sample values to be used in a Finite Impulse Response, denoted FIR, algorithm, wherein a sampled analog signal...
800
US20170331274 METHOD AND DEVICE FOR FAULT CLEARING IN ELECTRIC NETWORKS WITH RING-FEED-LOOPS  
A method and a device for disconnection of faults in an electric network comprising a plurality of stations connected in a loop, comprising feeding the loop from at least two feeding points from a...
785
US20100244851 Fault Direction Determination  
The invention concerns a method and computer program product for determining the direction of fault in an electrical power system as well as to a fault handling device. In the fault handling...
755
US20110025303 Phasor Estimation During Current Transformer Saturation  
A method, device and computer program product for determining at least one property of a current (Ip) running through the primary winding of a transformer operating in saturation using an...
755
DE602006013205D1 LASTKOMPENSATION BEIM DISTANZSCHUTZ EINER DREIPHASENSTROMÜBERTRAGUNGSLEITUNG   748
US20100225329 LOAD COMPENSATION IN DISTANCE PROTECTION OF A THREE-PHASE POWER TRANSMISSION LINE  
A load compensation method for phase-to-ground loops in distance protection. A first reactive reach is estimated assuming zero fault resistance or with a positive sequence current. A second...
654
7948241 Fault direction determination  
The invention concerns a method and computer program product for determining the direction of fault in an electrical power system as well as to a fault handling device. In the fault handling...
654
EP2271948A1 PHASOR ESTIMATION DURING CURRENT TRANSFORMER SATURATION   641
EP2271948B1 PHASOR ESTIMATION DURING CURRENT TRANSFORMER SATURATION   641
EP3363088A1 METHOD AND DEVICE FOR FAULT CLEARING IN ELECTRIC NETWORKS WITH RING-FEED-LOOPS   641
EP2686691A1 A METHOD FOR DETECTING EARTH FAULTS   641
JP2017208999A A method and a device of failure removal in an electric power network which has an annular electric supply loop  
[Subject] A method and a device which separate failure in an electric power network provided with a plurality of substations connected to a loop are provided. [Means for Solution] A step which is...
641
8159229 Load compensation in distance protection of a three-phase power transmission line  
A load compensation method for phase-to-ground loops in distance protection. A first reactive reach is estimated assuming zero fault resistance or with a positive sequence current. A second...
604
8395373 Phasor estimation during current transformer saturation  
A method, device and computer program product for determining at least one property of a current (Ip) running through the primary winding of a transformer operating in saturation using an...
604
EP2390980B1 Method and device for detecting an intermittent earth fault in a multiple feeder system   569
EP2390980A1 Method and device for detecting an intermittent earth fault in a multiple feeder system  
The present disclosure relates to a method and a corresponding monitoring device (35) for detecting earth faults in a power distribution system, where a busbar (7) feeds power to a plurality of...
569
EP2084798B1 LOAD COMPENSATION IN DISTANCE PROTECTION OF A THREE-PHASE POWER TRANSMISSION LINE   534
EP2223403B1 FAULT DIRECTION DETERMINATION   534
EP2223403A1 FAULT DIRECTION DETERMINATION   534
EP2686691B1 A METHOD FOR DETECTING EARTH FAULTS   534
EP2084798A1 LOAD COMPENSATION IN DISTANCE PROTECTION OF A THREE-PHASE POWER TRANSMISSION LINE   534
WO/2017/196224A1 METHOD AND DEVICE FOR FAULT CLEARING IN ELECTRIC NETWORKS WITH RING-FEED-LOOPS  
A method and a device for disconnection of faults in an electric network comprising a plurality of stations (14; 34; 38) connected in a loop, comprising feeding the loop from at least two feeding...
534
EP2690451A1 System frequency measurement method, synchrophasor measurement method and device thereof  
The synchrophasor measurement method comprises: sampling voltage and current signals (S110) based on an absolute time reference; removing out-of-band interference in the sampled voltage and...
302
6476521 Power oscillation protection  
The present invention discloses a system protection scheme comprising of at least two system protection terminals (18), introduced at suitable locations in an electric power system (1). The system...
283
WO/2014/089375A1 PROTEIN EXPRESSION ENHANCING POLYPEPTIDES  
Fusion proteins comprising a protein expression enhancing polypeptide linked to a target protein binding domain and nucleic acid molecules encoding such fusion proteins are described for use in...
117
7818159 Intelligent system and method for monitoring generator reactive power limit using machine model parameters  
Disclosed herein are an intelligent system and method for monitoring a generator reactive power limit using machine model parameters. The intelligent system and method for monitoring a generator...
103
US20080052059 Intelligent System and Method for Monitoring Generator Reactive Power Limit Using Machine Model Parameters  
Disclosed herein are an intelligent system and method for monitoring a generator reactive power limit using machine model parameters. The intelligent system and method for monitoring a generator...
103
WO/2001/093401A1 POWER OSCILLATION PROTECTION  
The present invention discloses a system protection scheme comprising of at least two system protection terminals (18), introduced at suitable locations in an electric power system (1). The system...
86


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