Browsing by Title
Now showing items 322-341 of 1042
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E-mobility impact on supply in distribution grid
(AIM, June 2019)The paper evaluates the impact of chargers measured on the charger cable connection to the distribution grid.In the paper are described the characteristic places and methods of charging electric cars with AC and DC current. ... -
Earth fault location in compensated MV network using a hand-held measuring device
(AIM, June 2019)Various papers and technical literature describe plenty of methods for locating the exact earth fault place in a compensated MV network. However, the usefulness of these methods is very questionable – from the perspective ... -
Earthing design incorporating risk quantification – an expensive overhead or key decision-making tool?
(AIM, June 2019)The disparity in a range of traditional and contemporary earthing design approaches and the resultant variation in the cost of implementation has been observed by many and has led to a number of studies since the 1960’s, ... -
Earthing System Testing Methods - Historic Approaches & Recent Developments
(AIM, June 2019)August 2018 saw the formation of a Cigre Working Group (WG) designated B3.54 with the specific assignment to research, analyse and understand all the information necessary to write a Technical Brochure entitled “Earthing ... -
Eco-efficient puffer-type load break switch for medium voltage applications
(AIM, June 2019)In the recent years, significant efforts have been made to develop SF6-free switchgears to reduce the use of greenhouse gases in the electrical industry. Up to now, vacuum switching technology is being used as the possible ... -
Econometric Estimation of a Cost Function of the Power Distribution Grid
(AIM, June 2019)Most economic analyses on efficient pricing for the electricity grid use strong assumptions on the cost function; often assuming that network costs are fixed. However, estimated tariff consequences on the network and users ... -
Economic and Operational Implications of Demand Charge for Distribution Systems with Renewable Energy
(AIM, June 2018)Demand charge is a tariff option widely used in commercial and industrial sectors. As the demand charge bills on the peak load within a specified period, it is considered a useful pricing tool when the net electricity usage ... -
Economic Evaluation of Energy Storage used for Reliability Improvement in Distribution Networks
(AIM, June 2019)Recent advances in energy storage technologies and their increased deployment in power systems have improved the network flexibility and brought a number of economic benefits. Apart from typical energy storage applications ... -
Economic Operation Optimisation of Battery Energy Storage Systems in a Solar Rich Microgrid
(AIM, June 2018)The increasing trend of connecting local distributed generation units to the grid has unlocked new economic opportunities for owners. This is supported by the ongoing development of energy storage technologies, especially ... -
EDGE Digital Substation – A disruptive automation field project
(AIM, June 2019)The constraints associated with most Substation Automation Systems (SAS) architectures used nowadays, can be overcome with a different approach. Dedicated platforms and hardware are more difficult to evolve than open ... -
EDPD - Increasing DSO's Resilience by Exercising Business Continuity Plan
(AIM, June 2019)Building and improving the resilience of a Distribution Grid, it´s a very relevant part of all the electric Distribution System Operators (DSO’s) activities. Considering that planning, and execute the best technical solutions ... -
EDPD’s experience with data analytics and stochastic simulation methods for risk-controlled network planning
(AIM, June 2018)Within the framework of the Move2Future project, EDP Distribuição (EDPD) is adapting to new realities and technologies, taking advantage of the investments in AMI. In that effort, EDPD embraced the development of a ... -
Effectivity of active voltage control concepts in distribution grids
(AIM, June 2019)This paper deals with comparing the effectivity of different active voltage control strategies like cosφ(P), Q(V), on load tap changer(OLTC)-transformers, line voltage regulators (LVR) or STATCOMs for the integration of ... -
Effects of Distribution System Characteristics on TSO-DSO Ancillary Services Exchange
(AIM, June 2019)Distribution resources are becoming more and more attractive to ancillary services markets, especially since their continuous evolution is gradually replacing the flexibility of conventional power plants. Forwarding ... -
Effects of flexibility market models on grid management tasks and systems
(AIM, June 2019)Existing electricity markets assume for trading and pricing a restriction-free power grid. The congestions within the existing power grid cannot be mapped within current markets so far. Driven by this shortcoming and the ... -
Effects of the future trends in distribution networks
(AIM, June 2019)The main target of this paper is to clarify which way different future trends effect on electricity network. The paper illustrates changes in load rates for instance on the distribution transformer level in different ... -
Efficient open-source power quality analyser and smart meter
(AIM, June 2019)Typically, end-users do not have access to their energy consumption in real time nor the quality of the power they receive because electric energy meters are complex or closed to be handled. In addition, most electricity ... -
Efficient power outage perception and recovery processing solution in low voltage power grid
(AIM, June 2019)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 ... -
Electric Vehicles as flexibility providers for distribution systems. A techno-economic review.
(AIM, June 2019)Electric vehicle massive integration into power systems will pose significant challenges, in particular to distribution grids. However, they can be a source of flexibility for the power grid operation and planning. In this ... -
Electric vehicles charging in unbalanced Belgian low-voltage grids: a case study
(AIM, June 2018)Electric vehicles (EVs) present several environmental advantages: reduced noise pollution, reduced particulate matter emissions due to the wear of brake pads due to regenerative braking and reduced CO2 emissions in the ...