Results 41 to 50 of about 32,068 (262)

National-scale bi-directional EV fleet control for ancillary service provision

Energy Informatics, 2023
Deploying real-time control on large-scale fleets of electric vehicles (EVs) is becoming pivotal as the share of EVs over internal combustion engine vehicles increases.
Lorenzo Nespoli, Nina Wiedemann, Esra Suel, Yanan Xin, Martin Raubal, Vasco Medici   +5 more
doaj   +1 more source

Validating the Real-Time Performance of Distributed Energy Resources Participating on Primary Frequency Reserves

Energies, 2021
A significant body of research has emerged for adapting diverse intelligent distributed energy resources to provide primary frequency reserves (PFR). However, such works are usually vague about the technical specifications for PFR.
Niko Karhula, Seppo Sierla, Valeriy Vyatkin   +2 more
doaj   +1 more source

Differentiated Pricing-Mechanism Design for Renewable Energy with Analytical Uncertainty Representation

Energies
With the integration of high-penetration renewable energy, existing uniform marginal pricing mechanisms face critical challenges, including difficulty in recovering flexibility resource capacity costs and free-riding phenomena caused by renewable energy ...
Xianzhuo Liu, Xue Yuan, Qi An, Jiale Liu
doaj   +1 more source

Optimal microgrid planning for enhancing ancillary service provision

Journal of Modern Power Systems and Clean Energy, 2019
Microgrids have presented themselves as an effective concept to guarantee a reliable, efficient and sustainable electricity delivery during the current transition era from passive to active distribution networks.
Sergio F. Contreras, Camilo A. Cortes, Johanna M. A. Myrzik   +2 more
doaj   +1 more source

Research on market mechanism design for inertia ancillary services and PFC services

Zhejiang dianli
Frequency security in power systems with high-penetration renewable energy faces significant challenges， necessitating effective ancillary service market mechanisms for critical security services such as inertia ancillary services and primary frequency ...
ZHAO Jinquan, TANG Chengkui, CHEN Tao, DAI Jiang   +3 more
doaj   +1 more source

Flexibility-expansion planning of multi-energy systems by energy storage for participating in balancing-power markets

Frontiers in Energy Research, 2023
The growing need for balancing power combined with the shutdown of conventional power plants requires new balancing-power providers. In this context, industrial energy systems are particularly promising.
Niklas Nolzen, Niklas Nolzen, Ludger Leenders, André Bardow   +3 more
doaj   +1 more source

Childhood Acute Lymphoblastic Leukemia Survival in Western Kenya: Reduction in Early Deaths and Treatment Abandonment

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background An earlier study on children diagnosed with acute lymphoblastic leukemia (ALL) at Moi Teaching and Referral Hospital (MTRH) in Kenya reported a low event‐free survival (EFS), excess treatment abandonment, and high induction mortality.
Gilbert Olbara, George Bogonko, Festus Njuguna, Sandra Langat, Martha Kipngetich, Dennis Njenga, Gertjan Johannes Kaspers, Terry Allen Vik   +7 more
wiley   +1 more source

Metaheuristic for the Allocation and Sizing of PV-STATCOMs for Ancillary Service Provision

Energies, 2022
In addition to active power generation, photovoltaic inverters can be used to provide ancillary services to grids, including reactive power compensation. This paper proposes a metaheuristic approach based on particle swarm optimization for the allocation
Zedequias Machado Alves, Renata Mota Martins, Gustavo Marchesan, Ghendy Cardoso Junior   +3 more
doaj   +1 more source

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

Pediatric Blood &Cancer, EarlyView.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider, Kris‐Ann Schultz, Nora Schnitzler, Michael Abele, Tal Ben‐Ami, Ewa Bien, Gianni Bisogno, Ines B. Brecht, Maja Cesen, Andrea Ferrari, Michaela Kuhlen, Malgorzata A. Krawczyk, Ricardo Lopez‐Almaraz, Yves Reguerre, Calogero Virgone, Daniel Orbach   +15 more
wiley   +1 more source

Coordination and Control of Building HVAC Systems to Provide Frequency Regulation to the Electric Grid

Energies, 2018
Buildings consume 73% of electricity produced in the United States and, currently, they are largely passive participants in the electric grid. However, the flexibility in building loads can be exploited to provide ancillary services to enhance the grid ...
Mohammed M. Olama, Teja Kuruganti, James Nutaro, Jin Dong   +3 more
doaj   +1 more source