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23 Results for the search "n.sene":

Author: n.sene
Type: Publication
Downloaded: 222 times
Date: 2015-10-22
Rating: * 4 vote(s)
10/10


Fault Current Limiters in Industrial Power Systems


Description:
The concept of saturable core fault current limiter (FCL) is relatively known nowadays. It usually consists of two reversely magnetized cores per phase to effectively limit the fault current passively... see more

Tag(s): saturable core fault current limiter (FCL), industrial power system, induction machine, EMTP; fault current analysis, medium voltage
Author: n.sene
Type: Publication
Downloaded: 266 times
Date: 2015-04-02
Rating: * 0 vote(s)
0/10


Short-Term Scheduling of Active Distribution Systems


Description:
The latest distribution management systems tend to incorporate optimization functions for the short-term scheduling of the various energy and control resources available in the network (e.g., embedded... see more

Tag(s): Distributed generation, operation of distribution networks, MILP.
Author: n.sene
Type: Publication
Downloaded: 266 times
Date: 2015-04-02
Rating: * 0 vote(s)
0/10


Indirect Lightning Performance of a Real Distribution Network with focus on Transformer Protection


Description:
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.
Author: n.sene
Type: Publication
Downloaded: 266 times
Date: 2015-04-02
Rating: * 1 vote(s)
5/10


Selection of MV/LV Transformers to be Protected by Surge Arresters against Indirect Lightning Overvoltages


Description:
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.
Author: n.sene
Type: Publication
Downloaded: 266 times
Date: 2015-04-02
Rating: * 0 vote(s)
0/10


Indirect-Lightning Performance of Overhead Distribution Networks With Complex Topology


Description:
The paper deals with the evaluation of the indirect-lightning performance of overhead distribution networks. The novelty of this contribution is that it takes into account the inherent complexity of d... see more

Tag(s): LIOV-EMTP, lightning-induced overvoltages, lightning performance, power quality, distribution systems, overhead power lines.
Author: n.sene
Type: Publication
Downloaded: 266 times
Date: 2015-04-02
Rating: * 0 vote(s)
0/10


Power system islands, autonomous microgrids and relevant instrumentation


Description:
Unplanned power system islanding is usually seen as a major risky operating condition and specific countermeasures are applied in order to avoid it. However the capability of voluntary disconnection f... see more

Tag(s): Power systems islanding, microgrids, measurements.
Author: n.sene
Type: Publication
Downloaded: 266 times
Date: 2015-04-02
Rating: * 1 vote(s)
1/10


SITL and HLA Co-simulation Platforms: Tools for Analysis of the Integrated ICT and Electric Power System


Description:
Due to the necessity of developing analysis tools in the integrated ICT and power system domain, this paper describes and compares the architecture and configuration of two different ITC-power system ... see more

Tag(s): Co-simulation, OPNET, EMTP, High level architecture, System in the loop, Smart grid, OPAL-RT.
Author: n.sene
Type: Publication
Downloaded: 266 times
Date: 2015-04-02
Rating: * 0 vote(s)
0/10


lCT -power Co-simulation Platform for the Analysis of Communication-based Volt/Var Optimization in Distribution Feeders


Description:
The paper presents an ICT and power co-simulation platform for the analysis of the voltlvar control and relevant optimization in medium voltage distribution feeders, achieved by means of a system of d... see more

Tag(s): Co-simulation, Networked Control Systems, Power distribution feeders, Voltlvar optimization.
Author: n.sene
Type: Publication
Downloaded: 266 times
Date: 2015-04-02
Rating: * 0 vote(s)
0/10


Simulation of the Volt/Var Control in Distribution Feeders by Means of a Networked Multiagent System


Description:
The adoption of networked multiagent systems (MAS) has been recently proposed for the solution of the volt/var control (VVC) problem in distribution feeders. However, constraints and limitations due t... see more

Tag(s): Cosimulation, medium voltage distribution feeders, multiagent systems (MAS), networked control systems (NCS), phasor measurement unit (PMU), volt/var control (VVC).
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


DISPERSED ENERGY RESOURCES SCHEDULING FOR THE INTENTIONAL ISLANDING OPERATION OF DISTRIBUTION SYSTEMS


Description:
The paper presents an algorithm for the automatic optimal scheduling of dispersed energy resources (DERs) and of under-load tap changers (ULTCs) position. The aim of the scheduling problem consists in... see more

Tag(s): Dispersed generation, active distribution networks, islanding operation.
Author: n.sene
Type: Publication
Downloaded: 277 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


On the Mitigation Effect of Surge Arresters on the Lightning Performance of Overhead Distribution Lines


Description:
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.
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


AN ADVANCED INTERFACE BETWEEN THE LIOV CODE AND THE EMTP-RV


Description:
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
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


Analysis of black-startup and islanding capabilities of a combined cycle power plant


Description:
The paper presents the analysis of black-startup and islanding capabilities of an 80 MW combined cycle power plant. The analysis is carried out by means of a computer dynamic simulator suitably develo... see more

Tag(s): black-startup, islanding, combined cycle, power plant, energization
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 1 vote(s)
5/10


Parameters Identification of a Power Plant Model for the Simulation of Islanding Transients


Description:
The paper presents a procedure for parameter identification along with its application to the model of a combined cycle power plant that includes the surrounding electrical network, built for the anal... see more

Tag(s): Islanding, Identification, Power Plant
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 1 vote(s)
5/10


Correlation of lightning events and faults in distribution power networks


Description:
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.
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


VOLTAGE TRANSIENTS IN A DISTRIBUTION NETWORK CORRELATED WITH EVENTS IDENTIFIED BY A LIGHTNING LOCATION SYSTEM


Description:
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
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


Lightning-Induced Overvoltages Transferred Through Distribution Power Transformers


Description:
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
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


Transient recovery voltages in vacuum circuit breakers generated by the early-interruption of the inrush current of large motors


Description:
The switching of medium voltage electrical motors is typically realized by means of vacuum circuit breakers (VCBs) essentially in view of their elevated number of switching cycles. As known, switching... see more

Tag(s): Transient recovery voltages, vacuum circuit breakers, motor inrush currents, EMTP simulations
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


Interaction Between Grounding Systems and Nearby Lightning for the Calculation of Overvoltages in Overhead Distribution Lines


Description:
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.
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


Protection Systems Against Lightning-Originated Overvoltages in Resonant Grounded Power Distribution Systems


Description:
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.
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


Assessment of the Lightning Performance of Compact Overhead Distribution Lines


Description:
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.
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


Continuous-Wavelet Transform for Fault Location in Distribution Power Networks: Definition of Mother Wavelets Inferred From Fault Originated Transients


Description:
The paper presents a fault location procedure for distribution networks based on the wavelet analysis of the fault-generated traveling waves. In particular, the proposed procedure implements the conti... see more

Tag(s): Continuous wavelet transform, distribution network, EMTP simulations, fault location, mother wavelet, power quality.
Author: n.sene
Type: Publication
Downloaded: 275 times
Date: 2015-04-01
Rating: * 0 vote(s)
0/10


A PROCEDURE FOR THE AUTOMATIC SCHEDULING OF DISTRIBUTED ENERGY RESOURCES IN MEDIUM VOLTAGE NETWORKS


Description:
The paper presents the main characteristics of a centralized two-stage scheduler designed for the integration in the Distribution Management System (DMS) under development in the framework of an Itali... see more

Tag(s): Distribution Management System, Smart Grid, automation