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Operation Optimization of Wind/Battery Storage/Alkaline Electrolyzer System Considering Dynamic Hydrogen Production Efficiency

open access: yesEnergies, 2023
Hydrogen energy is regarded as a key path to combat climate change and promote sustainable economic and social development. The fluctuation of renewable energy leads to frequent start/stop cycles in hydrogen electrolysis equipment.
Meng Niu   +6 more
doaj   +1 more source

Integrating black start capabilities into offshore wind farms by grid‐forming batteries

open access: yesIET Renewable Power Generation, 2023
Power systems are currently experiencing a transition towards decarbonisation through the large‐scale deployment of renewable energy sources. These are gradually replacing conventional thermal power plants which today are the main providers of black ...
Daniela Pagnani   +4 more
doaj   +1 more source

EBSE-YOLO: High Precision Recognition Algorithm for Small Target Foreign Object Detection

open access: yesIEEE Access, 2023
For the complex background along the electrified railroad, there are problems such as missed detection and false detection of invasive small target foreign objects.
Shuohe Wang   +4 more
doaj   +1 more source

An Improved Lightweight YOLOv5 Algorithm for Detecting Railway Catenary Hanging String

open access: yesIEEE Access, 2023
Aiming at the problems of small target and low recognition accuracy of high-speed railway contact network hanging chord defects, this paper proposes a target detection algorithm for hanging chord defects based on YOLOv5.
Shuo Zhang   +4 more
doaj   +1 more source

Study on Market-Based Trading Strategies for Biomass Power Generation Participation in Microgrid Systems

open access: yesEnergies, 2023
The Chinese government places significant importance on biomass energy due to its renewable and environmentally friendly attributes. However, the high cost of power generation poses a considerable hurdle to its development. This study aims to address the
Weiwei Yu, Weiqing Wang, Xiaozhu Li
doaj   +1 more source

An integrated ultra short term power forecasting method for regional wind–pv–hydro

open access: yesEnergy Reports, 2023
Renewable-based multi energy power system is the main trend for power system in the future. However, the randomness and fluctuation of wind and photovoltaic power, as well as the seasonality of hydropower, have an increasingly prominent impact on the ...
Lizhi Dong   +5 more
doaj   +1 more source

Market Review and Technical Properties of Electric Vehicles in Germany

open access: yesVehicles, 2022
Electromobility has grown rapidly, and especially in China, Europe, and the United States. Within Europe, Germany is the largest market. Our goal in this paper is to provide a data-driven overview of the key data, including the number of vehicles sold ...
Christopher Hecht   +3 more
doaj   +1 more source

Simultaneity Factors of Public Electric Vehicle Charging Stations Based on Real-World Occupation Data

open access: yesWorld Electric Vehicle Journal, 2022
Charging of electric vehicles may cause stress on the electricity grid. Grid planners need clarity regarding likely grid loading when creating extensions.
Christopher Hecht   +2 more
doaj   +1 more source

Vehicle-to-Grid Market Readiness in Europe with a Special Focus on Germany

open access: yesVehicles, 2023
Vehicle-to-grid means that electric vehicles are charged when electricity is plentiful and discharged when it is scarce. New battery-electric vehicles have an energy capacity above 60 kWh installed and practically always have a DC connector.
Christopher Hecht   +2 more
doaj   +1 more source

Data-Driven, Short-Term Prediction of Charging Station Occupation

open access: yesElectricity, 2023
Enhancing electric vehicle infrastructure by forecasting the availability of charging stations can boost the attractiveness of electric vehicles. The transportation sector plays a crucial role in battling climate change.
Roya Aghsaee   +5 more
doaj   +1 more source

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