Results 21 to 30 of about 15,005 (203)

CSP mirror soiling characterization and modeling [PDF]

open access: yes, 2020
Soiling stands as a major problem for solar energy conversion technologies, causing unwanted transmittance, reflectance and absorbance losses. In this paper, a TraCS (Tracking Cleanliness Sensor) is used to quantify soiling effect in a flat mirror and to
Conceição, Ricardo   +2 more
core   +1 more source

Soil Surveys and Soil Analyses

open access: yesThe Journal of Agricultural Science, 1911
In undertaking a survey of the soils of a given district the methods of analysis and the classification to be adopted (which in its turn shapes the scheme of the work) must be determined by the purpose before the investigator at the outset. His end may be scientific–to assign the soils in question to their types, or practical–to give information to the
Hall, A. D., Russell, E. J.
openaire   +1 more source

Tracking soiling losses and cleaning profits trends

open access: yes, 2021
Soiling losses can be mitigated by cleaning the PV modules. However, the profitability of PV cleaning varies with time, influenced by the electricity price, the module efficiency and the cleaning costs.
Almonacid F.   +2 more
core   +1 more source

Soiling Modelling in Large Grid-Connected PV Plants for Cleaning Optimization

open access: yesEnergies, 2023
Soiling of PV modules is an issue causing non-negligible losses on PV power plants, between 3 and 4% of the total energy production. Cleaning is the most common way to mitigate soiling.
Marta Redondo   +4 more
doaj   +1 more source

SOILING LOSS RATE MEASUREMENTS OF PHOTOVOLTAIC MODULES IN A HOT AND HUMID DESERT ENVIRONMENT

open access: yes, 2021
Power generation from renewable energy sources, in particular solar photovoltaics (PV), has become extremely attractive thanks to its very low levelized cost of electricity (LCoE).
Abdullah, Marwan   +7 more
core   +1 more source

Estimation of soiling losses in photovoltaic modules of different technologies through analytical methods [PDF]

open access: yes, 2022
Photovoltaics (PV) has reached high level of maturity in terms of material efficiency and low production costs. For this reason, nowadays, lot of emphasis is put on the reduction of the operation and maintenance costs.
Almonacid F.   +9 more
core   +1 more source

Soiling and anti-soiling coatings on surfaces of solar thermal systems - featuring an economic feasibility analysis

open access: yes, 2022
Glazing materials of solar thermal systems are directly exposed to outdoor weathering and influenced by dirt deposition in arid regions. There, major soiling effects can decrease the efficiency drastically, which recently moved dust accumulation and dust-
Klimm, Elisabeth   +2 more
core   +2 more sources

Effects of current mismatch due to uneven soiling on the performance of multi-crystalline silicon module strings

open access: yesJournal of Energy in Southern Africa, 2020
Photovoltaic (PV) module operation is critical in PV systems for optimum generation of electrical power. Modules installed in the field suffer uneven soiling caused by bird droppings and dust build-up on their front surface.
M. Vumbugwa   +4 more
doaj   +1 more source

Effect of Environmental Factors on Photovoltaic Soiling: Experimental and Statistical Analysis

open access: yesEnergies, 2022
Soiling significantly impacts PV systems’ performance, but this can be mitigated through optimized frequency and timing of cleaning. This experimental study focused on the conditions leading to soiling.
Honey Brahma   +4 more
doaj   +1 more source

Cleaning cycle optimisation in non-tracking ground mounted solar PV systems using Particle Swarm Optimisation

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2020
The effect of installation azimuth angle in the optimization of the cleaning cycle of a solar photovoltaic plant was experimentally investigated in this study.
Chiteka K.   +3 more
doaj   +1 more source

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