Results 41 to 50 of about 916,477 (341)

Communication Systems for Grid Integration of Renewable Energy Resources [PDF]

open access: yes, 2011
There is growing interest in renewable energy around the world. Since most renewable sources are intermittent in nature, it is a challenging task to integrate renewable energy resources into the power grid infrastructure. In this grid integration, communication systems are crucial technologies, which enable the accommodation of distributed renewable ...
arxiv   +1 more source

Small-signal stability analysis for the multi-terminal VSC MVDC distribution network; a review

open access: yesThe Journal of Engineering, 2019
The stable operation and control of the proposed terrestrial multi-terminal Voltage Source Converter (VSC) medium voltage DC (MVDC) distribution network is a remarkable motivation towards developing the future universal DC grid interconnecting the low ...
Patrobers Simiyu   +6 more
doaj   +1 more source

Effects of motor–generator pair system on improving inertial response and primary frequency regulation capability of renewable energy

open access: yesIET Renewable Power Generation, 2021
The increasing penetration of renewable energy leads to the decrease of inertia and damping for replacing conventional power plants. The motor–generator pair (MGP) is proposed to improve inertial response and frequency regulation capability for the ...
Yujun Gu   +6 more
doaj   +1 more source

Enhanced Fog Water Harvesting on Superhydrophobic Steel Meshes

open access: yesAdvanced Engineering Materials, EarlyView.
Fog harvesting using mesh designs offers a sustainable solution to water scarcity. This study highlights key considerations for fog harvesting research and develops a methodology for a standardized protocol reflecting fog characteristics and environmental conditions.
Pegah Sartipizadeh   +3 more
wiley   +1 more source

Biomass as a renewable energy source

open access: yesEkonomika poljoprivrede, 2022
The use of RESs reduces the emission of gases and hazardous materials into the atmosphere, which has an impact on the improvement of the quality of the environment. The use of biomass, especially that from municipal waste and agriculture, reduces the need for importing energy sources.
Simo Stevanović, Snežana Stevanović
openaire   +2 more sources

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Multi‐scenario comprehensive benefit evaluation model of a multi‐energy micro‐grid based on the matter‐element extension model

open access: yesEnergy Science & Engineering, 2021
Integrated energy systems and multi‐energy micro‐grids are complex multi‐agent collaborative optimization projects. According to the operating structure and characteristics of the multi‐energy system, considering the externality, economy and other ...
Hang Liu   +6 more
doaj   +1 more source

Optimal Workload Allocation for Distributed Edge Clouds With Renewable Energy and Battery Storage [PDF]

open access: yesarXiv, 2023
This paper studies an optimal workload allocation problem for a network of renewable energy-powered edge clouds that serve users located across various geographical areas. Specifically, each edge cloud is furnished with both an on-site renewable energy generation unit and a battery storage unit.
arxiv  

Enhanced Mechanical Properties of Injectable Chitosan–Guar Gum Hydrogel Reinforced with Bacterial Cellulose Nanofibers for Tissue Engineering Applications

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents the development and characterization of injectable nanocomposite hydrogels based on N‐succinyl chitosan, oxidized guar gum, and bacterial cellulose nanofibers. Emphasizing enhanced mechanical properties and biocompatibility, the hydrogels exhibit fast gelation, improved structural integrity, and reduced swelling. Their potential for
Raimundo Nonato Fernandes Moreira Filho   +8 more
wiley   +1 more source

Investigation on sub-synchronous oscillations in DFIG-based transmission system based on improved complex torque coefficients method

open access: yesThe Journal of Engineering, 2019
The complex torque coefficients (CTC) method has been widely adopted to investigate the conventional sub-synchronous oscillation (SSO) issues. However, the application of the CTC method is limited when large-scale wind power generations are integrated ...
Yijun Wang   +4 more
doaj   +1 more source

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