Results 21 to 30 of about 2,785,013 (297)

Controlling Power Flow [PDF]

open access: yesScience, 2013
Physics Optoelectronic devices lie at the heart of the technology industry. Shrinking the size (and increasing the operation speed) of the devices are often limited by the optical components, whose sizes generally exceed many tens of wavelengths.
openaire   +1 more source

Mitigating Cascading Failures in Interdependent Power Grids and Communication Networks [PDF]

open access: yes, 2014
In this paper, we study the interdependency between the power grid and the communication network used to control the grid. A communication node depends on the power grid in order to receive power for operation, and a power node depends on the ...
Hay, David   +2 more
core   +2 more sources

Research on Multi-port DC circuit breaker with power flow regulation function and its control

open access: yesZhejiang dianli, 2022
In view of insufficient degrees of freedom, large number of DC circuit breakers and high cost in multi-branch DC power grid, this paper presents an economic multi-port DC circuit breaker with power flow regulation and fault blocking functions.
DING Chao   +4 more
doaj   +1 more source

Recent Advances in Computational Methods for the Power Flow Equations [PDF]

open access: yes, 2015
The power flow equations are at the core of most of the computations for designing and operating electric power systems. The power flow equations are a system of multivariate nonlinear equations which relate the power injections and voltages in a power ...
Mehta, Dhagash   +2 more
core   +2 more sources

Reactive power minimization of dual active bridge DC/DC converter with triple phase shift control using neural network [PDF]

open access: yes, 2014
Reactive power flow increases dual active bridge (DAB) converter RMS current leading to an increase in conduction losses especially in high power applications.
Aboushady, Ahmed   +2 more
core   +2 more sources

COFLEX: a novel set point optimiser and feedforward–feedback control scheme for large, flexible wind turbines [PDF]

open access: yesWind Energy Science
Large-scale wind turbines offer higher power output but present design challenges as increased blade flexibility affects aerodynamic performance and loading under varying conditions. Although flexible structures are considered in terms of (periodic) load
G. Lazzerini   +6 more
doaj   +1 more source

An Extended Control Strategy for Weakly Meshed Distribution Networks With Soft Open Points and Distributed Generation

open access: yesIEEE Access, 2021
As part of the smart grid concept, different strategies specialized for power flow control in distribution networks have been developed. One of the possible solutions to optimize the utilization of existing capacities and increase distributed generation ...
Dejan R. Ivic, Predrag C. Stefanov
doaj   +1 more source

Unified Power Flow Controller for Power Flow Control

open access: yes, 2021
This paper presents the introduction of Unified Power Flow Controller (UPFC) for solving power flow control problem in power system. The Unified Power Flow Controller is a distinctive FACTS (Flexible AC Transmission Systems) device that is the utmost sophisticated and complex power electronic equipment and has developed for the control and optimization
openaire   +1 more source

Plug-and-play Solvability of the Power Flow Equations for Interconnected DC Microgrids with Constant Power Loads [PDF]

open access: yes, 2019
In this paper we study the DC power flow equations of a purely resistive DC power grid which consists of interconnected DC microgrids with constant-power loads.
De Persis, Claudio   +2 more
core   +2 more sources

Application of a Novel Stability Control System for Coordination of Power Flow Control Devices in the Future GB Transmission System [PDF]

open access: yes, 2014
With increasing large-scale renewable energy sources in the UK and the need for adequate transmission capacity to accommodate the upcoming renewable generations, more state-of-the-art power flow control devices such as embedded High Voltage DC (HVDC ...
Bradely, ME   +3 more
core   +1 more source

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