Results 21 to 30 of about 179,443 (327)

Parametric Study of a Long-Duration Energy Storage Using Pumped-Hydro and Carbon Dioxide Transcritical Cycles

open access: yesEnergies, 2021
The urgent energy transition needs a better penetration of renewable energy in the world’s energy mix. The intermittency of renewables requires the use of longer-term storage.
Paul Byrne, Pascal Lalanne
doaj   +1 more source

Energy Storage Systems for Photovoltaic and Wind Systems: A Review

open access: yesEnergies, 2023
The study provides a study on energy storage technologies for photovoltaic and wind systems in response to the growing demand for low-carbon transportation.
Djamila Rekioua
doaj   +1 more source

Backflow effects on mass flow gain factor in a centrifugal pump

open access: yesScience Progress, 2021
Previous researches has shown that inlet backflow may occur in a centrifugal pump when running at low-flow-rate conditions and have nonnegligible effects on cavitation behaviors (e.g. mass flow gain factor) and cavitation stability (e.g. cavitation surge)
Wenzhe Kang   +3 more
doaj   +1 more source

Lunar ISRU Energy Storage and Electricity Generation [PDF]

open access: yes, 2020
The survival of the astronauts and their equipment is the priority for any long-term exploration mission to the Moon. The provision of energy during the long lunar nights is a critical part of these missions.
Fereres, Sonia   +4 more
core   +2 more sources

Optimal Capacity Configuration of Pumped-Storage Units Used to Retrofit Cascaded Hydropower Stations

open access: yesEnergies, 2023
As flexible resources, cascaded hydropower stations can regulate the fluctuations caused by wind and photovoltaic power. Constructing pumped-storage units between two upstream and downstream reservoirs is an effective method to further expand the ...
Yang Li   +5 more
doaj   +1 more source

Bi-level Optimal Scheduling of Wind-Solar-Hydro-Thermal Multi-Energy Complementary System Considering Pumped Storage [PDF]

open access: yes长江科学院院报
[Objective] In response to the operational challenge caused by high penetration of wind and solar power in modern power systems, this study aims to propose a bi-level optimized scheduling model for a multi-energy complementary power generation system ...
YAN Xin-jun, WANG Hong-xu
doaj   +1 more source

Heat pumps and thermal energy storages centralised management in a Renewable Energy Community.

open access: yesInternational Journal of Sustainable Energy Planning and Management, 2023
This paper examines a Renewable Energy Community (REC) made up of 10 dwellings that collectively self-consume energy produced by a photovoltaic field connected to a water purifier. Each dwelling heat demand is satisfied by means of Heat Pump (HP) coupled with Thermal Energy Storage (TES), which can be managed to perform load shifting and increase ...
Pasqui M.   +4 more
openaire   +3 more sources

Research on Power System Dispatching Operation under High Proportion of Wind Power Consumption

open access: yesEnergies, 2022
For the multi-energy power system composed of thermal power, wind power, and a pumped-storage power station aiming at minimizing coal consumption of the power grid, an optimal dispatch model is established in this paper.
Zhimin Luo, Jinlong Ma, Zhiqiang Jiang
doaj   +1 more source

Performance analysis of a Brayton Pumped Thermal Electricity Storage (PTES) with a liquid sensible heat storage [PDF]

open access: yesE3S Web of Conferences, 2021
A pervasive Renewable Energy Source (RES) exploitation poses a wide range of issues to electric grids, which the enhancement of the electric grid flexibility may mitigate.
Frate Guido Francesco   +4 more
doaj   +1 more source

Parametric studies and optimisation of pumped thermal electricity storage [PDF]

open access: yes, 2014
Several of the emerging technologies for electricity storage are based on some form of thermal energy storage (TES). Examples include liquid air energy storage, pumped heat energy storage and, at least in part, advanced adiabatic compressed air energy ...
Markides, CN, McTigue, JD, White, AJ
core   +3 more sources

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