single-line to ground faults
System Model Stability Studies Of A Single Line, Double Line And Three Phase To Ground Faults, Using Humpage Modified Power System
... a single machine equivalent of power system, through transmission network connected to infinite busbar, with ...double line and single line to ground faults were respectively ...
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... transmission line are: single line to ground fault (L-G), double line to ground faults (LL-G), line to line faults (L-L) and triple line to ...
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Power Quality Improvement by Using Various Voltage Sag and Swell Controller
... ABSTRACT: Distribution system needs to be protected against voltagesags, swells that adversely affect the reliability & quality of powersupply at the utility end. These problems can be mitigated with voltage njection ...
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Methods in Single Phase to Ground Faults on Power Distribution Systems
... of faults lasts for a short duration of time and get back to healthy operating state, this type of faults are called temporary ...of faults is called permanent faults which will stay till the ...
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Setting and Checking the Performance of Multiplev Distance Relays at Single Line to Ground Fault
... for faults located along most of a protected ...transmission line like line resistance, source impedance, types of faults, fault location ...
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Detection and Location of Faults In Power Transmission Lines To Protection And Maintenance of A Power System
... phase faults (at one of the phases’ current ...these faults, with the exception of the single line to ground fault at the faulted phase’s current maximum which was included since it was ...
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Modeling and Simulation of Overcurrent and Earth Fault Relay for Extra High Voltage Transmission Line
... various faults occur in electrical power system, they cause significant changes in system like overcurrent, over or under voltage, power factor, impedance, frequency and power or current direction [1] ...of ...
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Voltage Compensation Using D-Statcom under Unsymmetrical Faults in Distribution Systems with Static Power Converter Fed Dc Motor Load
... Often faults that occur on 11KV system or at its load point will affect the voltage profile of other loads and also on other 11KV ...of Single line to ground fault and line-line ...
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A NOVEL APPROACH FOR FAULT LOCATION IN TRANSMISSION LINES USING MODERN WAVELET TRANSFORMS
... A single line to ground fault occurs on a transmission line at a distance d from bus A; this will appear as an abrupt injection at the fault ...the line in both directions and will ...
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ANN Based Directional Fault Detector/Classifier for Protection of Transmission Lines
... that single phase-to-ground faults (both forward and reverse) can be correctly detected within one cycle time from the inception of ...the line length i.e. greater portion of line ...
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Protection of Dc Micro grid From Multiple Line and Ground Faults
... is, single-pole and middle point ...a ground fault were tested and resulting advantages and disadvantages were ...of faults. Both line as well as ground faults have been tested ...
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Improving LVRT of integration of fixed speed SCIG wind turbine to the grid
... through faults means when faults occurs at some point or voltage dips from the grid side, the wind turbine has the ability to ride through this fault and not to be disconnected by its protection ...system ...
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STUDY AND IMPLEMENTATION OF WIRELESS AND WIRED COMMUNICATION FOR THE INTEGRATION OF SUBSTATION AUTOMATION DEVICES TO SCADA
... scenarios(single line to ground fault, double line to ground fault and 3 phase faults) based on substation conditions, and analyzing issues faced by customers during sending the ...
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Detection of voltage levels and line faults in powerlines
... Usually power system networks are protected with switchgear protection equipment’s such as circuit breakers and relays in order to limit the loss of services due to the electrical failures after the occurrence of fault. ...
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A Novel 180°Hybrid Based on the Modified Gysel Power Divider
... power divider [10] suitable for the monopulse comparator. The inconvenience of the Gysel power divider is the narrow bandwidth, but some modifications are applied on the Gysel power divider to meet the advantages of ...
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Bayesian belief networks for fault detection and diagnostics of a three phase separator
... Two failure modes occurring in a single simulation run are modelled next. The multiple failures have been inserted in the simulation model in the follow- ing way: first one of the level transmitter failures (LT1 ...
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Evaluation of the strong ground motions in the area close to the surface faults
... Irie, K., Dan, K., Ikutama, S. and Irikura, K. (2010). Modeling of dynamic fault rupturing constrained by empirical relations among fault parameters of surface and subsurface faults - toward improvement of ...
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... balance faults occurring at bus 4, the northern Nigeria are mainly affected with faults on this bus with buses 10, 11, 13, 14 and 27 are cut off from service from the ...
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Improvement of coordinated bidirectional overcurrent relay’s sensitivity and load restoration time using neuro-fuzzy technique in smart grid
... The main obligation of protective relays is to detect the faults and clear them in minimum juncture by sending the "open" signal to the circuit breakers. OC relay is one of the most prevalent by virtue of ...
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Solar PV Module Fault Analysis Using Artificial Intelligence
... link. Faults in PV arrays damage the PV modules and cables, as well as lead to electrical shock hazards and fire ...cell- ground faults are ...A line-line fault is typically outlined as ...
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