Results 61 to 70 of about 174,362 (344)

Transient characteristic analysis for large-scale power system with MMC-MTDC

open access: yesEnergy Reports, 2022
Modular multi-level converter (MMC)-based multi-terminal dc (MTDC) grid (abbreviated as MMC-MTDC) is promising in the integration and transmission of bulk renewable energy.
Kun Chen   +8 more
doaj   +1 more source

A coarse-grid projection method for accelerating incompressible flow computations

open access: yes, 2012
We present a coarse-grid projection (CGP) method for accelerating incompressible flow computations, which is applicable to methods involving Poisson equations as incompressibility constraints.
San, Omer, Staples, Anne E.
core   +1 more source

Wood Reconfiguration Enables Broadband Blackbody in Large‐Area, Modular, Optically Welded Carbon Constructs

open access: yesAdvanced Functional Materials, EarlyView.
Wood‐based broadband blackbody is achieved by reconfiguration of wood with lignin nanoparticles prior carbonization. Neglectable reflectivity from the visible to infrared wavelengths is obtained by combining thin nanostructures originated from the wood cell walls with long‐range microcavities in the wood lumina.
Bin Zhao   +7 more
wiley   +1 more source

Design and Implementation of an Extensible Variable Resolution Bathymetric Estimator [PDF]

open access: yes, 2011
For grid-based bathymetric estimation techniques, determining the right resolution at which to work is essential. Appropriate grid resolution can be related, roughly, to data density and thence to sonar characteristics, survey methodology, and depth.
Calder, Brian R., Rice, Glen
core   +1 more source

Artificial Intelligence‐Driven Development in Rechargeable Battery Materials: Progress, Challenges, and Future Perspectives

open access: yesAdvanced Functional Materials, EarlyView.
AI is transforming the research paradigm of battery materials and reshaping the entire landscape of battery technology. This comprehensive review summarizes the cutting‐edge applications of AI in the advancement of battery materials, underscores the critical challenges faced in harnessing the full potential of AI, and proposes strategic guidance for ...
Qingyun Hu   +5 more
wiley   +1 more source

Integration of very small modular reactors and renewable energy resources in the microgrid

open access: yesFrontiers in Energy Research
Hybrid microgrids, integrating local energy resources, present a promising but challenging solution, especially in areas with limited or no access to the national grid. Reliable operation of off-grid energy systems necessitates sustainable energy sources,
Muhammad Kazim Raza   +8 more
doaj   +1 more source

Stability improvement of MMC‐based hybrid AC/DC grids through the application of a decentralized optimal controller

open access: yesIET Generation, Transmission & Distribution, 2022
Interconnection and expansion of AC networks through high‐voltage direct current grids based on modular multilevel converters to form a multiterminal hybrid AC/DC grid can pose stability issues.
Atousa Elahidoost, Elisabetta Tedeschi
doaj   +1 more source

Research on Simulation Technology and Coordinated Control Strategy of Multi-voltage DC Grid

open access: yesZhejiang dianli, 2022
Multi-voltage DC (MVDC) grid is an important application of DC transmission technology in the future, and its key equipment is DC transformer. However, the electromagnetic simulation model of the HVDC grid is large in scale and its coordinated control ...
ZHENG Mei   +4 more
doaj   +1 more source

Self-Supervised Learning of Representations for Space Generates Multi-Modular Grid Cells [PDF]

open access: green, 2023
Rylan Schaeffer   +5 more
openalex   +1 more source

Calcium Imparts Advanced Functionalities to Silk Hydrogels for Biofabrication and Biomedical Innovation

open access: yesAdvanced Functional Materials, EarlyView.
The addition of calcium ions to silk fibroin enhances the hydrogel properties and, when combined with visible light crosslinking, enables compatibility with advanced light‐based fabrication techniques. Calcium ions extend the shelf‐life of silk and facilitate the fabrication of multizonal, multilayered constructs for advanced stimuli‐responsive ...
Hien A. Tran   +11 more
wiley   +1 more source

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