Results 21 to 30 of about 458,581 (303)

Life cycle cost analysis of electricity storage facilities in flexible power systems

open access: yesInternational Journal of Sustainable Energy, 2019
Global efforts towards de-carbonization have opened the pathway for a test environment of electrical energy storage (EES) topology. In this work, the feasibility of 17 EES facilities applied to 24 individual applications of flexible power networks has ...
Pavlos Nikolaidis   +2 more
doaj   +1 more source

Reversible Heat Pump–Organic Rankine Cycle Systems for the Storage of Renewable Electricity

open access: yesEnergies, 2018
Storage of electricity from fluctuating renewable energy sources has become one of the predominant challenges in future energy systems. A novel system comprises the combination of a heat pump and an Organic Rankine Cycle (ORC) with a simple hot water ...
Sebastian Staub   +13 more
doaj   +1 more source

Research on AC & DC hybrid power supply system with high-proportion renewable energy of data centre

open access: yesThe Journal of Engineering, 2019
In the background of the energy Internet, the number of data centres is increasing, aiming at the shortcomings of power supply and reliability in power supply system of traditional data centre and the development trend of green data centres. This article
Wenzhi He   +5 more
doaj   +1 more source

Salt Cavern Exergy Storage Capacity Potential of UK Massively Bedded Halites, Using Compressed Air Energy Storage (CAES)

open access: yesApplied Sciences, 2021
The increasing integration of large-scale electricity generation from renewable energy sources in the grid requires support through cheap, reliable, and accessible bulk energy storage technologies, delivering large amounts of electricity both quickly and
David Evans   +8 more
doaj   +1 more source

Optimal allocation of photovoltaic energy storage on user side and benefit analysis of multiple entities

open access: yesEnergy Reports, 2022
A bi-level optimization configuration model of user-side photovoltaic energy storage (PVES) is proposed considering of distributed photovoltaic power generation and service life of energy storage.
Keyan Liu   +4 more
doaj   +1 more source

Ti-Doped, Mn-Based Polyanionic Compounds of Na4Fe1.2Mn1.8(PO4)2P2O7 for Sodium-Ion Battery Cathode

open access: yesNanomaterials
Na4Fe3(PO4)2P2O7 (NFPP) is recognized as a prospective electrode for sodium-ion batteries (SIBs) because of its structure stability, economic viability and environmental friendliness.
Hualin Li   +5 more
doaj   +1 more source

Storage of Heat, Cold and Electricity

open access: yesCHIMIA, 2015
A promising energy storage system is presented based on the combination of a heat pump, a heat engine, a hot and a cold storage. It can be operated as a pure bulk electricity storage (alternative to Pumped Heat Electrical Storage (PHES ...
Anastasia Stamatiou   +5 more
doaj   +1 more source

Reinjection modeling in sandstone geothermal reservoirs: A case study of Dezhou geothermal heating demonstration project

open access: yesNatural Gas Industry B
To ensure the long-term and sustainable development and utilization of geothermal resources, the extracted geothermal water should be reinjected. Considering Guantao Formation in the Dezhou Area, the geothermal reinjection process is analyzed through ...
Wentao Zhao   +7 more
doaj   +1 more source

PUMPED-STORAGE HYDRO POWER PLANTS IN MOLDOVA: BENEFITS FOR GRID RELIABILITY AND INTEGRATION OF VARIABLE RENEWABLES [PDF]

open access: yesJournal of Engineering Science (Chişinău), 2020
The present paper deals with the problem of building up a 100 MW hydro pumped storage power plant (PSHPP) in the Republic of Moldova allowing to integrate a larger capacity of renewables.
ARION, Valentin, EFREMOV, Cristina
doaj   +1 more source

Flow-based analysis of storage usage in a low-carbon European electricity scenario

open access: yes, 2018
The application of the flow tracing method to power flows in and out of storage units allows to analyse the usage of this technology option in large-scale interconnected electricity systems.
Brown, Tom   +4 more
core   +1 more source

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