Soiling of irradiation sensors and methods for soiling correction
Geuder, Norbert and Quaschning, Volker (2006) Soiling of irradiation sensors and methods for soiling correction. Solar Energy, 80 (11), pp. 1402-1409. Elsevier Ltd..
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Abstract
Access to exact solar irradiation data is indispensable for planning and dimensioning of applications as e.g. solar power plants. The expectable amount of yearly solar irradiation has an over-proportional impact on the financing and therefore has to be known very precisely. For this reason, DLR performs investigations at PSA to improve the accuracy of irradiation data, which are measured at several locations in southern Spain and Morocco. Devices as Rotating Shadowband Pyranometers (RSP) as well as thermal pyranometers and a pyrheliometer are used. Besides well-documented and known technical aberrations, soiling of the sensors is an important source for underestimation of the measured irradiation, especially at offside stations where daily maintenance is not possible. In this paper, we present soiling characteristics of these sensors and a corresponding method for its correction.
| Document Type: | Article | ||||||
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| Title: | Soiling of irradiation sensors and methods for soiling correction | ||||||
| Authors: |
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| Date: | 15 August 2006 | ||||||
| Journal or Publication Title: | Solar Energy | ||||||
| Refereed publication: | Yes | ||||||
| In ISI Web of Science: | Yes | ||||||
| Volume: | 80 | ||||||
| Page Range: | pp. 1402-1409 | ||||||
| Editors: |
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| Publisher: | Elsevier Ltd. | ||||||
| Status: | Published | ||||||
| Keywords: | irradiation measurement, pyranometer, sensor soiling, soiling sensitivity, solar energy, correction method, cleaning | ||||||
| HGF - Research field: | Energy | ||||||
| HGF - Program: | Renewable Energies | ||||||
| HGF - Program Themes: | E SF - Solar research | ||||||
| DLR - Research area: | Energy | ||||||
| DLR - Program: | E SF - Solar research | ||||||
| DLR - Research theme (Project): | E - Qualifizierung (old) | ||||||
| Location: | other | ||||||
| Institutes and Institutions: | Institute of Technical Thermodynamics > Solar Research > Solare Energietechnik | ||||||
| Deposited By: | Norbert Geuder | ||||||
| Deposited On: | 04 Jan 2007 | ||||||
| Last Modified: | 15 Jan 2010 00:03 |
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