Extreme global solar irradiance due to cloud enhancement in northeastern Brazil
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- 作者：Ricardo Cesar de Andrade ricardo.andrade@ufpe.br" class="auth_mail" title="E-mail the corresponding author ; Chigueru Tiba ; tiba@ufpe.br" class="auth_mail" title="E-mail the corresponding author
- 关键词：Total solar irradiance ; Extreme value ; Cloud enhancement ; NE Brazil
- 刊名：Renewable Energy
- 出版年：2016
- 出版时间：February 2016
- 年：2016
- 卷：86
- 期：Complete
- 页码：1433-1441
- 全文大小：2145 K
文摘
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Extreme total solar irradiance measurements surpassed the Solar Constant.
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Ground level radiation above the extraterrestrial value lasting up to 30 min was detected.
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Detailed analysis of ground-based measurements of cloud-enhanced solar irradiation in NE Brazil.
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The phenomenon is not uncommon and that it occurs on at least one-third of the days in a given month.
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The cumulative duration (number of 1-min consecutive events) can reach 34 min.