Results 31 to 40 of about 1,363,017 (313)

Simulation-based study of novel control strategies for inverters in low-inertia system: grid-forming and grid-followings [PDF]

open access: yes, 2022
The transition towards a 100% converter-based grid has as consequence the constant reduction of the mechanical inertia. Two different kind of devices will be taken into consideration, grid-following and grid-forming devices; the first ones are based on ...
Crivellaro, Alessandro
core  

A Voltage Sensitivity Based Equivalent for Active Distribution Networks Containing Grid Forming Converters [PDF]

open access: yes, 2023
28252836The evolution of load-dominated to active distribution networks with significant dispersed generation calls for accurate models of these networks in the context of system stability analysis.
Hendrik Lens   +7 more
core   +1 more source

Re-evaluating the Grid: the social life of programs [PDF]

open access: yes, 2008
This paper discusses programming the Grid in the space between the Grid infrastructure and those using it to conduct scientific research. Rather than looking at any particular grid programming model, we consider the need to address ‘usability’ of ...
De Roure, David   +3 more
core   +1 more source

Spatial biology in cancer epigenetics

open access: yesMolecular Oncology, EarlyView.
Spatial epigenomics combines molecular profiling with tissue architecture to reveal how gene regulation is organized within intact tissues. In cancer, these technologies uncover the mechanisms driving tumor heterogeneity and microenvironmental interactions, opening new opportunities for biomarker discovery and precision medicine.
Eva Crespo‐García, Manel Esteller
wiley   +1 more source

Stability analysis and stabilization control of a grid-forming VSC-HVDC system

open access: yesFrontiers in Energy Research
As the penetration of the integrated intermittent and fluctuating new energy (e.g., wind and photovoltaic power) increases, the conventional grid-following voltage source converter (VSC)-based high voltage direct current (HVDC) transmission system faces ...
Yi Lu   +6 more
doaj   +1 more source

Origin of anomalous instability of grid‐forming converters tied to stiff grid

open access: yesIET Renewable Power Generation, 2023
Grid‐forming (GFM) converter is believed to be highly promising in the future power systems, due to its ability of providing voltage and frequency support.
Zhenkun Hong   +3 more
doaj   +1 more source

Validation Aspects for Grid-Forming Converters Based on System Characteristics and Inertia Impact

open access: yesEnergies, 2023
Grid-forming converters are considered a key technology for electrical grids with a high share of renewable energy. However, there is a lack of a general, robust and verifiable definition of what constitutes this behaviour. Therefore, this paper presents
Julian Struwe   +2 more
doaj   +1 more source

Single-phase Grid-forming Inverters: A Review

open access: yes2023 International Conference on Computing, Electronics & Communications Engineering (iCCECE), 2023
Ever-increasing share of inverter-based resources (IBRs) has resulted in a significant reduction in system damping and inertia, posing significant stability and new performance challenges for electric power grids. To resolve these issues and provide reliable support to the existing power grid, advanced control schemes are already being researched and ...
Rezazadeh, Hamed   +3 more
openaire   +2 more sources

A light‐triggered Time‐Resolved X‐ray Solution Scattering (TR‐XSS) workflow with application to protein conformational dynamics

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering captures how proteins change shape in real time under near‐native conditions. This article presents a practical workflow for light‐triggered TR‐XSS experiments, from data collection to structural refinement. Using a calcium‐transporting membrane protein as an example, the approach can be broadly applied to study ...
Fatemeh Sabzian‐Molaei   +3 more
wiley   +1 more source

Theoretical Grid-Forming Extreme of Inverters

open access: yesCoRR
4 pages, 2 figures, letter, This work has been submitted to the IEEE for possible ...
Qianxi Tang, Li Peng
openaire   +2 more sources

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