Results 11 to 20 of about 2,077,842 (137)

Solar radiation in the earth’s surface [PDF]

open access: yesBudownictwo o Zoptymalizowanym Potencjale Energetycznym, 2018
The work is devoted to the estimation of the intensity and energy of solar radiation at the earth's surface. The aim of the research is to develop a mathematical model of solar radiation, necessary for the design of devices forrenewable ...
B. I. Basok   +2 more
doaj   +2 more sources

Comparison of Cloud Amounts Retrieved with Three Automatic Methods and Visual Observations

open access: yesAtmosphere, 2022
Four methods have been used for the estimation of the total cloud amount and cloud amount for low clouds: visual observations, the Long method applied on pyranometer measurements, the Automatic Partial Cloud Amount Detection Algorithm (APCADA) method ...
María Pilar Utrillas   +6 more
doaj   +1 more source

Diffuse and Direct UV Index Experimental Values

open access: yesAtmosphere, 2023
In this work, we study the different components of the UV Index, direct, diffuse, and global, for seven years of UV erythemal measurements in a Mediterranean locality at Burjassot AtmoSpheric Station (BASS).
María J. Marín   +3 more
doaj   +1 more source

Passive sorting of asteroid material using solar radiation pressure [PDF]

open access: yes, 2013
Understanding dust dynamics in asteroid environments is key for future science missions to asteroids and, in the long-term, also for asteroid exploitation.
Sanchez Cuartielles, Joan-Pau   +2 more
core   +5 more sources

Increasing the Accuracy of Solar Radiation Interpolation Using Auxiliary Data Obtained from DEM in Cokriging [PDF]

open access: yesجغرافیا و توسعه, 2022
Accurate calculation of the amount of solar radiation in an area has an effective role in the climatology and agriculture of the region, estimating the rate of evapotranspiration, site selection of solar power plant and using photovoltaic systems.
Navid Hooshangi   +2 more
doaj   +1 more source

Solar Radiation Prediction Using Different Machine Learning Algorithms and Implications for Extreme Climate Events

open access: yesFrontiers in Earth Science, 2021
Solar radiation is the Earth’s primary source of energy and has an important role in the surface radiation balance, hydrological cycles, vegetation photosynthesis, and weather and climate extremes.
Liexing Huang   +8 more
doaj   +1 more source

Estimation of Solar Radiation Energy in the Paraw Mountain of Kermanshah Province as a Rugged Topography [PDF]

open access: yesJournal of Renewable Energy and Environment, 2021
One of the most important characteristics of site selection for solar energy system installations and optimum solar energy harvesting in the hilly or mountainous terrains is knowledge about the amount and duration of solar radiation within such ...
Somayeh Naserpour   +2 more
doaj   +1 more source

Orbital dynamics of "smart dust" devices with solar radiation pressure and drag [PDF]

open access: yes, 2011
This paper investigates how perturbations due to asymmetric solar radiation pressure, in the presence of Earth shadow, and atmospheric drag can be balanced to obtain long-lived Earth centred orbits for swarms of micro-scale 'smart dust' devices, without ...
Colombo, Camilla, McInnes, Colin
core   +3 more sources

Attenuation Factor Estimation of Direct Normal Irradiance Combining Sky Camera Images and Mathematical Models in an Inter-Tropical Area

open access: yesRemote Sensing, 2020
Nowadays, it is of great interest to know and forecast the solar energy resource that will be constantly available in order to optimize its use. The generation of electrical energy using CSP (concentrated solar power) plants is mostly affected by ...
Román Mondragón   +6 more
doaj   +1 more source

The influence of microstructure characteristics on electrical properties in ITO thin film [PDF]

open access: yesE3S Web of Conferences, 2020
ITO thin films were deposited on sapphire substrates under different deposition parameters via ion-assistant electron beam evaporation method. Microstructure characteristics such as crystalline structure and surface morphology of as-deposited ITO thin ...
Yang Chenggang   +5 more
doaj   +1 more source

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