Results 11 to 20 of about 18,596,180 (276)

Accelerating quasi-static time series simulations with foundation models

open access: yese+i Elektrotechnik und Informationstechnik
Quasi-static time series (QSTS) simulations have great potential for evaluating the grid's ability to accommodate the large-scale integration of distributed energy resources. However, as grids expand and operate closer to their limits, iterative power flow solvers, central to QSTS simulations, become computationally prohibitive and face increasing ...
Alban Puech   +7 more
core   +5 more sources

Fast Quasi-Static Time-Series Simulation for Accurate PV Inverter Semiconductor Fatigue Analysis with a Long-Term Solar Profile

open access: yesEnergies, 2022
Power system simulations with long-term data typically have large time steps, varying from one second to a few minutes. However, for PV inverter semiconductors in grid-connected applications, the minimum thermal stress cycle occurs over the fundamental ...
Yunting Liu   +7 more
doaj   +2 more sources

Shortening Quasi-Static Time-Series Simulations for Cost-Benefit Analysis of Low Voltage Network Operation with Photovoltaic Feed-In [PDF]

open access: yes, 2015
Executing quasi-static time-series simulations is time consuming, especially when yearly simulations are required, for example, for cost-benefit analyses of grid operation strategies. Often only aggregated simulations outputs are relevant to grid planners for assessing grid operation costs. Among them are total network losses and power exchange through
López, Claudio David   +3 more
core   +4 more sources

A Fast Scalable Quasi-Static Time Series Analysis Method for PV Impact Studies Using Linear Sensitivity Model

open access: yesIEEE Transactions on Sustainable Energy, 2019
Understanding the impact of distributed photovoltaic (PV) resources on various elements of the distribution feeder is imperative for their cost effective integration. A year-long quasi-static time series (QSTS) simulation at 1-second granularity is often necessary to fully study these impacts.
Muhammad Umer Qureshi   +5 more
openaire   +4 more sources

Quasi-static modeling of feeding behavior in Aplysia Californica

open access: yes, 2022
Behaviors that are produced solely through geometrically complex three-dimensional interactions of soft-tissue muscular elements, and which do not move rigid articulated skeletal elements, are a challenge to mechanically model.
Bidisha Kundu (17932292)   +2 more
core   +5 more sources

Experimental Study on the Probability of Different Wave Impact Types on a Vertical Wall with Horizontal Slab by Separation of Quasi-static Wave Impacts

open access: yesJournal of Marine Science and Engineering, 2022
When the fundamental natural frequency of marine structures is comparable to the dominant frequency of incident waves, the response of the load on the structure will be amplified.
Jianjun Huang   +2 more
doaj   +1 more source

The Discrepancy Between Simulation and Observation of Electric Fields in Collisionless Shocks

open access: yesFrontiers in Astronomy and Space Sciences, 2021
Recent time series observations of electric fields within collisionless shocks have shown that the fluctuating, electrostatic fields can be in excess of one hundred times that of the quasi-static electric fields.
Lynn B. Wilson   +2 more
doaj   +1 more source

PowerSystems.jl — A power system data management package for large scale modeling

open access: yesSoftwareX, 2021
PowerSystems.jl is a package to organize and manipulate data for the study of energy systems with diverse modeling requirements. This software serves two main purposes: to reduce the burden of large power system data set development, and to promote ...
José Daniel Lara   +4 more
doaj   +1 more source

Hosting Capacity Assessment Strategies and Reinforcement Learning Methods for Coordinated Voltage Control in Electricity Distribution Networks: A Review

open access: yesEnergies, 2023
Increasing connection rates of rooftop photovoltaic (PV) systems to electricity distribution networks has become a major concern for the distribution network service providers (DNSPs) due to the inability of existing network infrastructure to accommodate
Jude Suchithra   +2 more
doaj   +1 more source

Multilevel RTN Removal Tools for Dynamic FBG Strain Measurements Corrupted by Peak-Splitting Artefacts

open access: yesSensors, 2021
Strain measurements using fibre Bragg grating (FBG) optical sensors are becoming ever more commonplace. However, in some cases, these measurements can become corrupted by sudden jumps in the signal, which manifest as spikes or step-like offsets in the ...
Dominik Johannes Marius Fallais   +4 more
doaj   +1 more source

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