Browsing CIRED 2019 Conference by Issue Date
Now showing items 1-20 of 819
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TECHNICAL PERFORMANCE ENHANCEMENT OF DISTRIBUTION SYSTEMS VIA OPTIMAL DG DEPLOYMENT
(AIM, 2019-06-03)This paper presents a new strategy to improve the economic, technical and environmental aspects of distribution systems (DSs). This strategy depends on using both different types of the distributed generation (DG) units ... -
Review of transmission and distribution investment decision making processes under increasing energy scenario uncertainty
(AIM, 2019-06-03)This paper presents an overview of the activities of the CIGRE/CIRED C1.C6.37/B5 Joint Working Group (JWG), is studying how transmission and distribution planning scenarios are consistently used to ensure holistic investment ... -
Real-time decision support system applied to distribution utility dispatches
(AIM, 2019-06-03)A distribution utility has to deal with several customer calls regarding grid maintenance or energy issues. Generally, when the proper channels receive a call from the customers, the reported issue pass through a screening ... -
Innovative insulation materials helping in cost reduction of modern transformers
(AIM, 2019-06-03)The article presents examples of advanced material solutions that are available today to transformer designers. If properly applied, these solutions can be successfully used for transformer cost reduction.In the presented ... -
Practical Demonstration of High-impedance Fault Detection Technology in MV Distribution Network
(AIM, 2019-06-03)In MV distribution network, theprobabilityofsingle-phase-to-groundfaultisashighas60% to 80%. Some of these faults can cause personal electric shocks or fire incidents, such as broken wires and wires discharged through the ... -
Aspects of implementing GIS as a centralized system in enterprise IT/OT environment
(AIM, 2019-06-03)Everyday tasks, process workflows and legislation issues force utility companies to ground their business model on information technologies, the components of which are the fastest developing products nowadays. An enterprise ... -
Transactive Demand Response—Hydro Ottawa Experience
(AIM, 2019-06-03)This paper describes the transactive demand-response project called The Grid Edge Active Transactional Demand Response (The GREAT-DR), led by Hydro Ottawa Limited. This projectgives Prosumer participants at the edge of the ... -
EVALUATING TEMPORAL VARIATIONS OF HARMONIC IMPEDANCES FOR CONTINUOUS ASSESSMENT OF LOW-ORDER HARMONIC EMISSIONS FROM CUSTOMER INSTALLATIONS
(AIM, 2019-06-03)Temporal variations of system operating conditions and continuous assessment of low-order harmonic emissions from customer installations are considered with reference to the IEEE Benchmark Test System (BTS), previously ... -
Digital Asset Capturing (DAC): an image recognition based algorithm supporting collection and analysis of overhead power grid assets
(AIM, 2019-06-03)Since last decade, electrical power companies have largely improved quality and efficiency of overhead power lines surveillance and infrastructure assets inspections thanks to aerial vehicles (AVs) applications. Regular ... -
Introduction to IEC 62361-102 CIM - 61850 Harmonization
(AIM, 2019-06-03)TR IEC 62361-102 is a Technical Specification that describes a mapping for information exchange between power system installations based on the modelling approach of IEC 61850; and business systems based on IEC CIM standard ... -
Enel’s way to SAIDI
(AIM, 2019-06-03)In most Countries all over the world the quality of servicedelivered by Distribution Companies to final customers ismeasured through SAIDI (System Average Duration ofInterruption Index). Enel Global Infrastructures andNetworks ... -
Improving System Safety and Reliability with Solid Dielectric Switchgear
(AIM, 2019-06-03)This paper discusses improvements to system safety and reliability using solid dielectric insulated vacuum switchgear as a replacement to SF6 and air insulated switchgear. Challenges to integrating a visible break in solid ... -
Over-specification due to lack of knowledge
(AIM, 2019-06-03)In today’s market place a few main developments can be noted, e.g.:The growing lack of technical background knowledge on both the user and manufacturer side, due to lack of training on the jobDecisions are made too much ... -
DER Integration Study for the German State of Hesse – Methodology and Key Results
(AIM, 2019-06-03)We present results of a DER integration study for the German federal state of Hesse. The objective of the study was to determine the costs of grid reinforcement and expansion in the state’s region for different DER scenarios, ... -
Efficient power outage perception and recovery processing solution in low voltage power grid
(AIM, 2019-06-03)Due to the complex architecture of residential power grid in China Southern Power Grid (CSG), the low voltage grid data including the relationship among transformers, power lines and residential users are complicated, which ... -
Modelling of harmonics produced by Compact Fluorescent Lamps in the frequency range 2-150 kHz
(AIM, 2019-06-03)This paper studies the disturbances produced by a device made of a rectifier with an active power factor correction. In particular, it focuses on compact fluorescent lamps. Active Power Factor Correction allows to reduce ... -
Impact of Fast Charging Stations on Grid Quality
(AIM, 2019-06-03)The Electric Circuit, an initiative of Hydro-Quebec, is the most important network of public charging stations for electric vehicles (EV) in Quebec. He establishes a major initiative in the deployment of the charging ... -
Analytical calculation of the neutral point displacement voltage for high impedance earth faults in resonant earthed neutral systems
(AIM, 2019-06-03)In most distribution systems in Central European countries isolated neutral and resonant earthed neutral is applied. For systems with such neutral point treatment the detection and localisation of a single-phase earth fault ... -
LED technology in Public Lighting – Analysis of the impact in power quality in the low voltage grid distribution
(AIM, 2019-06-03)EDP Distribuição, as distribution system operator (DSO), has been developing, in close collaboration with City Councils, an ambitious replacement program of the existing Public Lighting (PL) by the new LED technology. This ... -
IEC 61850: Believe or don´t believe in testing. That is the question!
(AIM, 2019-06-03)Since beginning of electricity, testing of electrical devices, as relays, was an exclusive matter of electrical engineers, who designed devices and instruments to emulate or try to replicate the behaviour of the electrical ...