Results 21 to 30 of about 4,116,182 (388)

Numerical study on optimization of secondary air box in a 600 MW opposed wall-fired boiler

open access: yesAIP Advances, 2023
The opposed wall-fired boiler has been widely employed in power plants in China due to its adaptability. However, the airflow in the same layer burners from the large air box is uneven, affecting the combustion characteristics of pulverized coal and ...
Xinyu Ning   +6 more
doaj   +1 more source

Renewable electricity generation and economic growth nexus in developing countries: An ARDL approach

open access: yesEconomic Research-Ekonomska Istraživanja, 2021
This study examines the short- and long-run of the causal correlation between economic growth (G.R.) and renewable electricity generation sources for a panel of 25 developing nations over the period 1990–2017.
Anam Azam   +3 more
semanticscholar   +1 more source

Harmonic Analysis of H Class Gas Turbine Generator Starting With Static Frequency Converter Based on Matlab/Simulink Simulation

open access: yes发电技术, 2020
With the development of gas-steam combined cycle power generation technology, the requirements of generator capacity and parameters are constantly improving.
Kejia HU   +3 more
doaj   +1 more source

General relativity in electrical engineering [PDF]

open access: yesNew Journal of Physics, 2006
In electrical engineering metamaterials have been developed that offer unprecedented control over electromagnetic fields. Here we show that general relativity lends the theoretical tools for designing devices made of such versatile materials. Given a desired device function, the theory describes the electromagnetic properties that turn this function ...
Leonhardt, Ulf, Philbin, Thomas G.
openaire   +5 more sources

Optimal Decision-Making of Vertical Relationship Governance in China’s Coal-electricity Energy Supply Chain [PDF]

open access: yesE3S Web of Conferences, 2021
Coal and coal-fired electricity generation, as interdependent upstream and downstream industries, play a positive role in ensuring energy security, economic development and social stability in China.
Wang Qiang   +3 more
doaj   +1 more source

Bioenergy for Electricity Generation [PDF]

open access: yes, 2016
Energy from biological materials addresses a number of key energy and environmental issues, including climate change, energy security, and replacement of carbon-intensive energy sources.
Den, Jennifer
core   +1 more source

Electricity Generation in LCA of Electric Vehicles: A Review [PDF]

open access: yesApplied Sciences, 2018
Life Cycle assessments (LCAs) on electric mobility are providing a plethora of diverging results. 44 articles, published from 2008 to 2018 have been investigated in this review, in order to find the extent and the reason behind this deviation. The first hurdle can be found in the goal definition, followed by the modelling choice, as both are generally ...
Marmiroli, Benedetta   +3 more
openaire   +4 more sources

Energy Transition with Variable and Intermittent Renewable Electricity Generation

open access: yesSocial Science Research Network, 2021
We propose one of the first dynamic models of the optimal transition from fossil fuels to renewables in electricity generation that takes into account the variability and intermittency of renewable energy as well as storage.
A. Pommeret, Katheline Schubert
semanticscholar   +1 more source

Understanding the Impact of Cu-In-Ga-S Nanoparticles Compactness on Holes Transfer of Perovskite Solar Cells

open access: yesNanomaterials, 2019
Although a compact holes-transport-layer (HTL) film has always been deemed mandatory for perovskite solar cells (PSCs), the impact their compactness on the device performance has rarely been studied in detail. In this work, based on a device structure of
Dandan Zhao   +5 more
doaj   +1 more source

Investment planning in electricity production under CO2 price uncertainty [PDF]

open access: yes, 2012
The scope of this work is to investigate the effect that various scenarios for emission allowance price evolution may have on the future electricity generation mix of Greece.
Rentizelas, Athanasios A.   +2 more
core   +1 more source

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