Results 31 to 40 of about 566,663 (312)

A Multivariable Method for Calculating Failure Probability of Aeroengine Rotor Disk

open access: yesAerospace, 2023
The probabilistic damage tolerance analysis of aeroengine rotor disks is essential for determining if the disk is safe. To calculate the probability of failure, the numerical integration method is efficient if the integral formula of the probability ...
Guo Li   +4 more
doaj   +1 more source

Concept, Definition, Enabling Technologies, and Challenges of Energy Integration in Whole Energy Systems To Create Integrated Energy Systems [PDF]

open access: yes, 2022
In recent years, the vector coupling of energy systems is in progress by integrating different energy vectors such as power, heat, and gas and also integration of different sectors such as residential, transportation, commercial, and industry parts for efficient utilization of energy sources such as natural gas, coal, diesel, and renewable energy ...
Omid Sadeghian   +3 more
openaire   +2 more sources

Challenges, opportunities, and strategies for undertaking integrated precinct-scale energy–water system planning

open access: yes, 2022
The energy and water sectors are intrinsically linked to meet several consumer needs. A holistic analysis is required to quantify the technoeconomic and environmental benefits and impacts of energy–water interactions.
de Oliveira, Glauber Cardoso   +2 more
core   +1 more source

Comparison Between Random Forest and Recurrent Neural Network for Photovoltaic Power Forecasting

open access: yes대한환경공학회지, 2021
Objectives : Photovoltaic power generation which significantly depends on meteorological conditions is intermittent and unstable. Therefore, accurate forecasting of photovoltaic power generation is a challenging task.
Ramek Kim, Kyungmin Kim, Johng-Hwa Ahn
doaj   +1 more source

Seasonal effects in the long-term correction of short-term wind measurements using reanalysis data [PDF]

open access: yesWind Energy Science, 2021
Measure–correlate–predict (MCP) approaches are often used to correct wind measurements to the long-term wind conditions on-site. This paper investigates systematic errors in MCP-based long-term corrections which occur if the measurement on-site covers ...
A. Basse   +5 more
doaj   +1 more source

Nodal prices in an integrated energy system [PDF]

open access: yesInternational Journal of Critical Infrastructures, 2006
This paper presents a multiperiod generalised network flow model used to analyse the economic interdependencies of integrated energy systems comprising the electric network and the various fuel supply and delivery systems in a medium term operational time frame.
Ana M. Quelhas   +2 more
openaire   +1 more source

Project Financing for Generation Integrated Energy Storage: A U.K. Context [PDF]

open access: yes, 2020
Selection and peer-review under responsibility of the scientific committee of CUE2019Large-scale of intermittent renewables such as wind and solar are used to reduce carbon emission.
Sainati, T   +3 more
core   +1 more source

Mixture Optimization of Sustainable Concrete with Silica Fume Considering CO2 Emissions and Cost

open access: yesBuildings, 2022
This research presents a framework for the mixture design of sustainable SF-modified concrete. The design strength at 28 days was scaled to different values (e.g., 30, 40, 50, and 60 MPa).
Yi-Sheng Wang   +2 more
doaj   +1 more source

Integrated Renewable Hydrogen Utility System [PDF]

open access: yes, 2003
Products based on Proton Exchange Membrane (PEM) technology offer a unique solution to today's energy conversion storage needs. PEM products have undergone continual development since the late 1950's for many diverse applications.
Systems, Proton Energy
core   +1 more source

Multi-characterizations of the hydration, microstructure, and mechanical properties of a biochar–limestone calcined clay cement (LC3) mixture

open access: yesJournal of Materials Research and Technology, 2023
Biochar is a green material derived from agricultural waste and other biomasses via thermochemical conversion under anaerobic conditions. Improving the utilization of biochar can reduce agricultural waste and carbon emissions.
Yi-Sheng Wang, Xiao-Yong Wang
doaj   +1 more source

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