Results 41 to 50 of about 368,913 (168)

Impact of large-scale EV integration and fast chargers in a Norwegian LV grid

open access: yesThe Journal of Engineering, 2019
Norway has implemented economic incentives over several years to encourage a transition from conventional vehicles to electric vehicles (EVs), and now has the largest share of EVs per capita in the world. In this study, the authors explore the impacts of
Martin Lillebo   +3 more
doaj   +1 more source

Probabilistic three-phase load flow

open access: yesInternational Journal of Electrical Power & Energy Systems, 1999
Abstract In actual systems unavoidable uncertainties affect the steady-state operating conditions of a power system: these uncertainties are mainly due to changes of load demands and of generation system. Taking into account the uncertainties, it is most useful to introduce random variable and to apply probabilistic techniques of analysis.
P. CARAMIA   +3 more
openaire   +4 more sources

MODIFICACIONES EN UN FLUJO DE CARGA POR LA INCLUSIÓN DE UN CONTROLADOR UNIFICADO DE FLUJOS DE POTENCIA MODIFICAÇÕES EM UM FLUXO DE CARGA PELA INCLUSÃO DE UM CONTROLADOR UNIFICADO DE FLUXOS DE POTÊNCIA MODIFICATIONS ON A POWER FLOW DUE TO INCLUSION OF A UNIFIED POWER FLOW CONTROLLER

open access: yesRevista EIA, 2009
El crecimiento de los sistemas de potencia y las condiciones de mercado dadas por los esquemas desregulados han evidenciado las limitantes técnicas y de operación que los sistemas eléctricos de potencia SEP tienen para abastecer la demanda bajo estrictas
JUAN PABLO RIVERA   +1 more
doaj  

Sizing guidelines for grid-connected decentralised energy storage systems: single house application

open access: yesThe Journal of Engineering, 2019
Nowadays, the existing hierarchical, centrally controlled power grid faces new challenges due to the increase penetration of renewable sources, the need of implementing demand-side management and the 2020 and 2050 environmental targets.
Konstantina Panagiotou   +2 more
doaj   +1 more source

Mass-Loaded Flows [PDF]

open access: yes, 2007
A key process within astronomy is the exchange of mass, momentum, and energy between diffuse plasmas in many types of astronomical sources (including planetary nebulae, wind-blown bubbles, supernova remnants, starburst superwinds, and the intracluster medium) and dense, embedded clouds or clumps.
openaire   +2 more sources

Decomposed load flow

open access: yesInternational Journal of Electrical Power & Energy Systems, 1995
Abstract A decomposed load flow is presented. Decomposing the load flow model into a PV node submodel and a PQ node submodel is implemented. A diagonal PV node submodel and a decoupling of the PV and PQ node submodels are proposed. The radial connections of generator transformers and their small resistances are taken into account.
openaire   +1 more source

Faz Kaydırıcı Transformatörlerin Dinamik Gerilim Kararlılığına Etkileri

open access: yesDüzce Üniversitesi Bilim ve Teknoloji Dergisi, 2018
Günümüzde elektrik enerjisine olantalebin sürekli artması ve gelişen teknoloji ile birlikte güç sistemindeyapısal değişiklikler olmaktadır. Ayrıca güç sistemleri üzerinde sürekli değişikliklerolmaktadır.
Salih Tosun, Ali Öztürk
doaj  

Robust and dynamic transactive energy system using Tsypkin–Polyak theorem

open access: yesIET Smart Grid, 2018
In this study, a robust and dynamic transactive energy system in smart grid (SG) environment is proposed based on the Tsypkin–Polyak theorem. A key factor of the proposed system is to consider the uncertainties in electrical grid parameters.
Mohammad Rayati   +3 more
doaj   +1 more source

Reducing voltage fluctuations using DSTATCOMs and reactive power of PV inverters in a medium voltage distribution system

open access: yesThe Journal of Engineering, 2019
This paper proposes local reactive power control to mitigate the voltage fluctuation in medium-voltage systems using DSTATCOMs and photovoltaic (PV) inverters.
Duong Quoc Hung   +2 more
doaj   +1 more source

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