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15 Results for the search " Protection":
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Author: h.gras Type: Model Downloaded: 113 times Date: 2017-09-26 Rating: * 0 vote(s) |
LVRT OVRT functionDescription: This device is an OVRT LVRT protection device. The user enters the curves points. It is assumed that the curve is horizontal between two points. Tag(s): LVRT, OVRT, ride, through, FRT, undervoltage, overvoltage |
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Author: n.sene Type: Publication Downloaded: 577 times Date: 2015-04-02 Rating: * 2 vote(s) |
Indirect Lightning Performance of a Real Distribution Network with focus on Transformer ProtectionDescription: The paper applies the Monte Carlo procedure proposed by the Authors to evaluate the indirect lightning performance of a real medium-voltage distribution network, which includes feeders and laterals, p... see more Tag(s): induced voltages; distribution networks; Monte Car lo method; lightning protection; MTBF. |
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Author: n.sene Type: Publication Downloaded: 577 times Date: 2015-04-02 Rating: * 2 vote(s) |
Selection of MV/LV Transformers to be Protected by Surge Arresters against Indirect Lightning OvervoltagesDescription: The papers addresses the problem of locating surge protective devices in a medium voltage distribution network by means of an accurate computer model for the calculation of lightning induced overvolta... see more Tag(s): distribution network; surge arresters; lightning protection. |
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Author: n.sene Type: Publication Downloaded: 588 times Date: 2015-04-01 Rating: * 0 vote(s) |
On the Mitigation Effect of Surge Arresters on the Lightning Performance of Overhead Distribution LinesDescription: For the accurate statistical assessment of the lightning performance of distribution lines one needs to take into account the presence of protection devices such as surge arresters and shielding ... see more Tag(s): Lightning statistics, induced overvoltages, lightning performance of distribution lines, surge arresters, shielding wires groundings, Monte Carlo method. |
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Author: n.sene Type: Publication Downloaded: 586 times Date: 2015-04-01 Rating: * 1 vote(s) |
AN ADVANCED INTERFACE BETWEEN THE LIOV CODE AND THE EMTP-RVDescription: Accurate evaluation of the response of overhead distribution lines to lightning electromagnetic pulse (LEMP) represents an important aspects in insulation coordination of distribution network. The imp... see more Tag(s): LIOV, EMTP-RV, LEMP |
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Author: n.sene Type: Publication Downloaded: 586 times Date: 2015-04-01 Rating: * 2 vote(s) |
Correlation of lightning events and faults in distribution power networksDescription: The paper deals with the analysis of the possible correlation between cloud-to-ground lightning discharges and relay operations inferred by using the experimental data obtained means of a measurement ... see more Tag(s): Lightning protection, lightning-to-fault correlation, lightning location systems, lightning performance of distribution lines, induced overvoltages, a-periodic voltage transient measurement, EMTP. |
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Author: n.sene Type: Publication Downloaded: 586 times Date: 2015-04-01 Rating: * 0 vote(s) |
VOLTAGE TRANSIENTS IN A DISTRIBUTION NETWORK CORRELATED WITH EVENTS IDENTIFIED BY A LIGHTNING LOCATION SYSTEMDescription: Monitoring units for the measurement of high frequency voltage transients have been in operation at three different busses of an Italian medium voltage (MV) distribution feeder, mainly composed by ove... see more Tag(s): Lightning, distribution network, LIOV, EMTP |
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Author: n.sene Type: Publication Downloaded: 586 times Date: 2015-04-01 Rating: * 0 vote(s) |
Lightning-Induced Overvoltages Transferred Through Distribution Power TransformersDescription: This paper deals with the calculation of lightning induced overvoltages on medium-voltage (MV) and low-voltage (LV) distribution networks taking into account the presence of MV–LV distribution trans... see more Tag(s): Lightning, distribution transformers, overvolatges |
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Author: n.sene Type: Publication Downloaded: 586 times Date: 2015-04-01 Rating: * 0 vote(s) |
Interaction Between Grounding Systems and Nearby Lightning for the Calculation of Overvoltages in Overhead Distribution LinesDescription: The aim of the paper is to analyze overvoltages in overhead distribution lines induced by nearby lightning return stroke currents taking into account also the conductive coupling between the lightning... see more Tag(s): lightning induced overvoltages, grounding systems, overhead distribution lines, lightning protection. |
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Author: n.sene Type: Publication Downloaded: 586 times Date: 2015-04-01 Rating: * 0 vote(s) |
Protection Systems Against Lightning-Originated Overvoltages in Resonant Grounded Power Distribution SystemsDescription: A joint research project between AES Sul, the Federal University of Itajubá and the University of Bologna aims at defining the required protections against lightning-originated overvoltages in a reso... see more Tag(s): Lightning protection, power distribution networks, induced overvoltages. |
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Author: n.sene Type: Publication Downloaded: 586 times Date: 2015-04-01 Rating: * 0 vote(s) |
Assessment of the Lightning Performance of Compact Overhead Distribution LinesDescription: The assessment of the lightning performance of a compact configuration of MV overhead lines that is expected to be adopted in the near future by an electricity distribution company in a Brazilian regi... see more Tag(s): Lightning protection, Overhead distribution lines, Induced overvoltages, Electromagnetic transients. |
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Author: gerinlajoie.luc Type: Library Downloaded: 417 times Date: 2012-11-23 Rating: * 2 vote(s) |
A collection of PowerRelay devicesDescription: A collection of PowerRelay devices Distance relay 21, Synchronizing or synchronism-check device 25, Instantaneous overcurrent 50 + Ac time overcurrent relay 51, Frequency relay (ov... see more Tag(s): Protection |
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Author: AdminEMTP-RV Type: Downloaded: 342 times Date: 2012-06-18 Rating: * 1 vote(s) |
Cross_Bonded_CableDescription: Insulation coordination - 225 kV cross bonded cable - protection of the sheath. In the configuration a 225 kV cross-bonded cable is connected at both ends to an otherhead line. The sheath is prot... see more Tag(s): |
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Author: AdminEMTP-RV Type: Model Downloaded: 286 times Date: 2012-06-18 Rating: * 1 vote(s) |
CB_arc_CMDescription: This is an interesting case of the study of arc-circuit interaction in case of the interruption of a short-line fault.The arc is represented by a composite Cassie-Mayr model and the line is represente... see more Tag(s): Example, Protection |
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Author: AdminEMTP-RV Type: Downloaded: 199 times Date: 2012-06-18 Rating: * 0 vote(s) |
Motor_ProtectionDescription: The following circuit presents a protection scheme for an induction motor due to voltage dips. The voltage dip generator is presented in a masked subcircuit where it is possible to control ... see more Tag(s): Motor, Protection |