Estimativa da Radiação de Onda Longa Incidente em uma Floresta Semidecídua Tropical da Bacia Amazônica

Authors

  • Maricéia Tatiana Vilani Universidade Federal do Mato Grosso
  • Luciana Sanches Universidade Federal do Mato Grosso
  • Mariele Regina Pinheiro Universidade Federal de Mato Grosso
  • Osvaldo Borges Pinto Junior Universidade Federal do Mato Grosso

DOI:

https://doi.org/10.5902/2179460X9498

Abstract

The present work aims to quantify long-wave radiation incidentby the Brunt (1932), Brutsaert (1975), Idso and Jackson (1969), Satterlund(1979), Swinbank (1963) and Prata (1996) methods, consideringclassification of sky conditions to a tropical semi-deciduos forest of thesouthern amazon basin in northern Mato Grosso, Brazil, from 2007 to 2008. The sky conditions were defined by clearness index (L↓) (cloudy,partly cloudy and clear). Average annual of long-wave radiation incident(L↓) was higher when estimated by the Satterlund method (381.18 ± 36.49W m-2), and by the Brutsaert method (380.17 ± 36.19 W m-2). There wasseasonality in daily cycle of long-wave radiation incident with higher valuesduring the daytime and lower during the night. L↓ estimated by theSwinbank and Idso & Jackson methods were correlated with air temperatureand humidity. Average annual of L↓ estimated by Brunt and Satterlundmethods differed of L↓ estimated by other methods.

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Author Biographies

Maricéia Tatiana Vilani, Universidade Federal do Mato Grosso

Doutoranda em Física Ambiental da Universidade Federal de Mato Grosso - UFMT

Luciana Sanches, Universidade Federal do Mato Grosso

Professora Adjunta da UFMT, Departamento de Engenharia Sanitária e Ambiental.

Mariele Regina Pinheiro, Universidade Federal de Mato Grosso

Doutoranda em Física Ambiental da Universidade Federal de Mato Grosso - UFMT

Osvaldo Borges Pinto Junior, Universidade Federal do Mato Grosso

Pós-doutorando em Física Ambiental. Universidade Federal de Mato Grosso - UFMT

Published

2010-06-30

How to Cite

Vilani, M. T., Sanches, L., Pinheiro, M. R., & Pinto Junior, O. B. (2010). Estimativa da Radiação de Onda Longa Incidente em uma Floresta Semidecídua Tropical da Bacia Amazônica. Ciência E Natura, 32(1), 65–081. https://doi.org/10.5902/2179460X9498

Issue

Section

Meteorology

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