Results 31 to 40 of about 21,303 (291)

Multi-component Fluid Cycles in Liquid Air Energy Storage

open access: yesChemical Engineering Transactions, 2020
With the penetration of renewable energy sources into the energy market, an emerging problem is the energy stability during energy supply and delivery.
Zhongxuan Liu   +2 more
doaj   +1 more source

Regio-isomerism directed electrocatalysis for energy efficient zinc-air battery

open access: yesiScience, 2022
Summary: We have investigated the role of ligand isomerism in modulating the mechanisms and kinetics associated with charge/discharge chemistry of an aqueous metal-air battery.
Sanchayita Mukhopadhyay   +5 more
doaj   +1 more source

Encryption chain based on measurement result and its applications on semi-quantum key distribution protocol

open access: yesScientific Reports, 2022
This study proposes a new encoding method, also known as an encryption chain based on the measurement result. Then, using the encryption chain to propose a unitary-operation-based semi-quantum key distribution protocol (SQKD) protocol.
Chun-Wei Yang
doaj   +1 more source

Thermodynamic and Economic Analysis of a Liquid Air Energy Storage System with Carbon Capture and Storage for Gas Power Plants

open access: yesApplied Sciences, 2023
Liquid air energy storage (LAES) technology is helpful for large-scale electrical energy storage (EES), but faces the challenge of insufficient peak power output.
Xiaoqiao Qin   +3 more
doaj   +1 more source

Performance Analysis of a Novel Compressed Carbon Dioxide Storage Model Integrated with Solar Energy [PDF]

open access: yesJournal of Renewable Energy and Environment, 2021
As a result of growing energy demand, shortage of fossil fuel resources, climate change, and environmental protection, the need for renewable energy sources has been growing rapidly.
Samira Jafari, Mehran Ameri Mahabadi
doaj   +1 more source

Hydrogen Round Trip Efficiency

open access: yesFrontiers of Mechatronical Engineering, 2020
<p>The hydrogen economy is a glimpse into the future economic structure of energy. Hydrogen can be used as a power medium, and a typical way of using hydrogen is the round trip, defined as a process in which electricity becomes hydrogen and then returns to electricity form.
openaire   +2 more sources

Efficient algorithms for the round-trip 1-center and 1-median problems

open access: yesJournal of Computer and System Sciences, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Biing-Feng Wang   +2 more
openaire   +2 more sources

Round-trip efficiency of fast demand response in a large commercial air conditioner [PDF]

open access: yesEnergy and Buildings, 2015
Abstract Air conditioning (AC) of large commercial buildings represents an attractive target for many different forms of demand response (DR) including DR for ancillary services (AS) such as frequency regulation. The operating cost of such DR is typically discussed in terms of occupant discomfort.
Beil, I., Hiskens, I.A., Backhaus, S.
openaire   +1 more source

Redox-Mediated Polymer Catalyst for Lithium-Air Batteries with High Round-Trip Efficiency [PDF]

open access: yesCatalysts, 2020
Lithium-air batteries (LABs) continue to receive attention as a promising power source because they possess a high theoretical energy density of 3436 Wh L−1. However, the remaining Li2O2 resulting from the irreversible decomposition of Li2O2 during the charge process is one of the key challenges so as to address the deterioration of the cycling ...
Min-Cheol Kim   +3 more
openaire   +1 more source

Preliminary prospects of a Carnot-battery based on a supercritical CO2 Brayton cycle

open access: yesActa Polytechnica, 2021
As a part of the change towards a higher usage of renewable energy sources, which naturally deliver the energy intermittently, the need for energy storage systems is increasing. For the compensation of the disturbance in power production due to inter-day
Karin Rindt   +2 more
doaj   +1 more source

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