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Now showing items 677-696 of 1042
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National reporting of faults and interruptions using CIM and MADES/ECP
(AIM, 2019-06-03)The Norwegian national reliability data collection system, denoted FASIT, has undergone a major renewal during the last few years, and a new version was put into operation from 2019. Improvements in data quality and reporting ... -
Nested Microgrids: Operation and Control Requirements
(AIM, 2018-06-07)Nested Microgrids refers to operation of multiple interconnected microgrids. It is based on the idea that multiple microgrids can be connected and disconnected depending on the operation and control requirements. The purpose ... -
Net Metering in Brazil: Setting the Scene for the Regulatory Framework Review
(AIM, 2019-06-03)Many countries have been adopting policy approaches to stimulate small-scale distributed generation. In this scenario, in 2012, the Brazilian Electricity Regulatory Agency published the first regulatory framework on a net ... -
New business models enabled by smart grid technology and their implications for DSOs
(AIM, 2019-06-03)In this paper, new business models (BM) enabled by smart grid technologies are presented and discussed. We focus on the business opportunities for four main agents, namely the Distribution System Operator (DSO), the ... -
New challenges for the determination of emission limits for customer installations - Activities of CIGRE JWG C4.40/CIRED on the revision of IEC reports 61000-3-6, 61000-3-7, 61000-3-13, 61000-3-14
(AIM, 2019-06-03)Given the ongoing changes in power systems at all voltage levels, such as the increase of power-electronics based generation and storage, fair and justifiable methods to determine emission limits for disturbing installations ... -
New Demand Response Business Models – Opportunities and Risks
(AIM, 2019-06-03)The improved opportunities to utilize flexibility of demand side provides business opportunities for both the traditional players in the power system and also for technology providers and ICT companies. This paper reviews ... -
New faulted phase selector solution for dealing with the effects of Type-4 Wind Turbine on present protection relaying algorithms
(AIM, 2019-06-03)Type 4 wind turbines are becoming one of the most employed technologies for all new wind turbines installed in the power system and their penetration is expected to increase. This technology presents the advantage that of ... -
New generation of Smart low-voltage switchgear and controlgear assembly
(AIM, 2019-06-03)In the framework of Smart Grids development, MV switchgear with advanced functionalities such as automation, remote management and monitoring and new distribution transformers with low-voltage regulation and losses reduction ... -
New method for identification and localisation of an earthfault in compensated networks
(AIM, 2019-06-03)Due to today´s increased demands on grid operation management, new methods for earth fault localization and detection are needed. The fault localization should be performed as quickly as possible and under the condition, ... -
New method of arc suppression coil tuning using truly multifrequency current signal
(AIM, 2019-06-03)Due to significant influences of rapidly changing load crosstalk on characteristic of zero sequence voltage in resonant earthed networks there is an increasing demand for reliable method of proper and reliable Petersen-Coil ... -
New methodology for on-site measurement of Voltage Transformer magnitude and phase ratio as a function of frequency
(AIM, 2019-06-03)Inductive Voltage Transformers are commonplace in low and medium voltage power distribution networks and are important for network monitoring and protection. Their performance at frequencies above 50Hz, defined as ... -
New solution for detecting single phase-to-ground faults in resonant-grounded systems
(AIM, 2019-06-03)The compensation of the earth fault current in resonant-grounded systems is an effective method to increase the chance of clearing the most frequently occurring faults, the single phase-to-ground faults. The closer the ... -
Nexans Strategic Asset Management Solution: The powerful decison making platform dedicated to DSOs.
(AIM, 2019-06-03)Many DSOs will face an investment wall in the near future. With an aging asset stock and the risk of failures and cascading effects, asset fleets need repair and replacement. What’s more, the energy transition along with ... -
Novel Analysis Techniques for LV Network Planning using Smart Meter Data
(AIM, 2019-06-03)The present design and modelling tools for LV networks are much more simplistic than those used for HV & EHV network planning. This paper argues that while this simplicity was appropriate while LV networks were load-centric ... -
Novel Circuit to Compensate the Effect of Source Open Circuit Fault in Distributed Generation System
(AIM, 2019-06-03)In this paper a novel compensating circuit, composed ofcapacitors, one IGBT switch, and a diode bridge isdesigned and employed within a SOFC distributedgeneration system connected to a micro-grid. The DGsystem consists of ... -
Novel Method for identifying maximum Renewable Energy Penetration in Distribution Grids
(AIM, 2018-06-07)With more and more integration of renewable energy sources into the grid, electrical network structure is experiencing significant changes which causes existing power system study tools and algorithms need to be developed ... -
Novel Technical Solutions as an Enabler of the Small-Scale Demand Response Resources
(AIM, 2019-06-03)The paper presents an overview of the present technical barriers and triggers on the utilization of small active resources in demand response (DR) market and suggests requirements to novel technical solutions enabling ... -
Numerical simulations of a new desing of pin insulators
(AIM, 2019-06-03)Although pin insulators are designed to have a long operating life, many factors can reduce their life and consequently the quality of power supply, reliability and availability. Among the main factors, one of that causes ... -
Object Detection Based Power Quality Expert System for an Electric Vehicle Infrastructure
(AIM, 2019-06-03)The shift in power systems from large power stations towards smaller decentralized generation units imposes new challenges on grid operators regarding power quality. The steady increase of power electronics connected to ...