An Investigation of Atmospheric Mercury from Power Sector in Thailand

Mercury (Hg) is a highly toxic pollutant with a long range transport in the atmosphere resulting in both local and global concerns. Understanding of emissions is required to support an effective control strategy. In this study, atmospheric Hg emissions from power sector in Thailand in 2010 were inve...

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Main Authors: Thao Thi Bich Pham, Agapol Junpen, Savitri Garivait
Format: Article
Language:English
Published: MDPI AG 2015-04-01
Series:Atmosphere
Subjects:
Online Access:http://www.mdpi.com/2073-4433/6/4/490
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author Thao Thi Bich Pham
Agapol Junpen
Savitri Garivait
author_facet Thao Thi Bich Pham
Agapol Junpen
Savitri Garivait
author_sort Thao Thi Bich Pham
collection DOAJ
description Mercury (Hg) is a highly toxic pollutant with a long range transport in the atmosphere resulting in both local and global concerns. Understanding of emissions is required to support an effective control strategy. In this study, atmospheric Hg emissions from power sector in Thailand in 2010 were investigated by using the bottom-up approach to improve the accuracy of the estimate by up to 50% in comparison to those provided in global inventories. The activity data of each individual source were collected and emissions factors were assessed based on local sources, well reflecting the emissions behavior of various emitters in Thailand. The atmospheric Hg emissions from power sector in 2010 amounted to 844.5 kg, in which emissions from coal and lignite power plants constituted up to 92.3% and biomass power plants constituted up to 7.4%. Spatial and temporal distribution analysis indicated high emissions in the Central and Northern regions, and from February to July. Annual trends in emissions from 2010 to 2030 were estimated and discussed.
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spelling doaj.art-86390a164d3847c8baf019e5ad398f722022-12-22T01:30:13ZengMDPI AGAtmosphere2073-44332015-04-016449050210.3390/atmos6040490atmos6040490An Investigation of Atmospheric Mercury from Power Sector in ThailandThao Thi Bich Pham0Agapol Junpen1Savitri Garivait2The Joint Graduate School of Energy and Environment, Centre of Excellence for Energy Technology and Environment, King Mongkut's University of Technology Thonburi, Bangkok 10140, ThailandThe Joint Graduate School of Energy and Environment, Centre of Excellence for Energy Technology and Environment, King Mongkut's University of Technology Thonburi, Bangkok 10140, ThailandThe Joint Graduate School of Energy and Environment, Centre of Excellence for Energy Technology and Environment, King Mongkut's University of Technology Thonburi, Bangkok 10140, ThailandMercury (Hg) is a highly toxic pollutant with a long range transport in the atmosphere resulting in both local and global concerns. Understanding of emissions is required to support an effective control strategy. In this study, atmospheric Hg emissions from power sector in Thailand in 2010 were investigated by using the bottom-up approach to improve the accuracy of the estimate by up to 50% in comparison to those provided in global inventories. The activity data of each individual source were collected and emissions factors were assessed based on local sources, well reflecting the emissions behavior of various emitters in Thailand. The atmospheric Hg emissions from power sector in 2010 amounted to 844.5 kg, in which emissions from coal and lignite power plants constituted up to 92.3% and biomass power plants constituted up to 7.4%. Spatial and temporal distribution analysis indicated high emissions in the Central and Northern regions, and from February to July. Annual trends in emissions from 2010 to 2030 were estimated and discussed.http://www.mdpi.com/2073-4433/6/4/490emissions inventorymercuryThailandpower sector
spellingShingle Thao Thi Bich Pham
Agapol Junpen
Savitri Garivait
An Investigation of Atmospheric Mercury from Power Sector in Thailand
Atmosphere
emissions inventory
mercury
Thailand
power sector
title An Investigation of Atmospheric Mercury from Power Sector in Thailand
title_full An Investigation of Atmospheric Mercury from Power Sector in Thailand
title_fullStr An Investigation of Atmospheric Mercury from Power Sector in Thailand
title_full_unstemmed An Investigation of Atmospheric Mercury from Power Sector in Thailand
title_short An Investigation of Atmospheric Mercury from Power Sector in Thailand
title_sort investigation of atmospheric mercury from power sector in thailand
topic emissions inventory
mercury
Thailand
power sector
url http://www.mdpi.com/2073-4433/6/4/490
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