Results 101 to 110 of about 22,917,971 (308)

Improved system operations with high penetration of wind power : a dialog between academia and industry - Ireland [PDF]

open access: yes, 2010
Panel session submission for the IEEE Power and Energy Society (PES) 2010 General Meeting, July 25-29 2010, Minneapolis, MinnesotaThis is a submission to a panel session at the 2010 IEEE PES General Meeting. It discusses effective collaboration between
Power, Michael   +4 more
core   +1 more source

Modelling and Simulation of a Grid-Connected PV System based on Efficient Maximum Power Point Tracking Algorithm

open access: yes, 2014
The results presented in this paper have been acquired through simulation of a grid-connected photovoltaic system (GCPV) to a specific section of Alsabyia generation station part of Kuwait national grid with efficient maximum power point tracking (MPPT ...
Rotaru, M.   +2 more
core   +1 more source

Interactions between two grid PMSG wind turbines: A perspective on subsynchronous oscillations

open access: yesInternational Journal of Electrical Power & Energy Systems
Subsynchronous oscillation (SSO) in grid-connected permanent magnet synchronous generators (PMSGs) is a complex dynamic behavior influenced by multiple factors.
Cheng Yang   +5 more
doaj   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Research and Simulation of Roots-type Power Machine Control System Based on Fuzzy PID

open access: yes, 2018
: For utilizing the domestic low grade waste heat resources, a Roots-type steam engine is developed. To make the roots engine stably output electric energy, an efficient constant power control system needs to be designed.
Wang, Yonggeng   +4 more
core   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Architecture of a microgrid energy management system

open access: yes, 2011
In the framework of deregulated electricity markets, distributed generation and load management are emerging as new technologies. In this context, the microgrid concept adds value to distributed energy resources (DER) by aggregating them into autonomous ...
José Oyarzabal   +7 more
core   +1 more source

Analysis and suppression of high-frequency oscillation in wind farm-MMC-HVDC interconnected system considering distribution characteristics of submarine cables

open access: yesInternational Journal of Electrical Power & Energy Systems
With the large-scale development of offshore wind power, modular multilevel converter-based high-voltage direct current (MMC-HVDC) has emerged as a pivotal grid integration solution, yet it is constrained by high-frequency oscillation issues in power ...
Yanxu Wang   +5 more
doaj   +1 more source

Field Report from Collaborative Research Center 1625: Heterogeneous Research Data Management Using Ontology Representations

open access: yesAdvanced Engineering Materials, EarlyView.
A unified research data management framework for heterogeneous materials data is presented. The system integrates multimodal datasets using ontologies and knowledge graphs, enabling interoperability and FAIR (findable, accessible, interoperable, reusable) data principles. By linking data across scales and workflows, it supports reproducible, Artifitial
Doaa Mohamed   +6 more
wiley   +1 more source

Power losses calculation methodology to evaluate inverter efficiency in electrical vehicles

open access: yes, 2011
Nowadays, electrical vehicles (EVs) are of special interest and fuel engines are starting to be substituted by electrical motors. Besides the batteries and the motor, the power electronic devices are important parts in an EV, especially the inverter ...
Jordi Zaragoza   +9 more
core   +1 more source

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