Approaches for controlling air pollutants and their environmental impacts generated from coal-based electricity generation in China

Changqing Xu, Jinglan Hong*, Yixin Ren, Qingsong Wang, Xueliang Yuan

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

26 Citations (Scopus)

Abstract

This study aims at qualifying air pollutants and environmental impacts generated from coal-based power plants and providing useful information for decision makers on the management of coal-based power plants in China. Results showed that approximately 9.03, 54.95, 62.08, and 12.12 % of the national carbon dioxide, sulfur dioxide, nitrogen oxides, and particulate matter emissions, respectively, in 2011were generated from coal-based electricity generation. The air pollutants were mainly generated from east China because of the well-developed economy and energy-intensive industries in the region. Coal-washing technology can simply and significantly reduce the environmental burden because of the relativity low content of coal gangue and sulfur in washed coal. Optimizing the efficiency of raw materials and energy consumption is additional key factor to reduce the potential environmental impacts. In addition, improving the efficiency of air pollutants (e.g., dust, mercury, sulfur dioxide, nitrogen oxides) control system and implementing the strict requirements on air pollutants for power plants are important ways for reducing the potential environmental impacts of coal-based electricity generation in China.

Original languageEnglish
Pages (from-to)12384-12395
Number of pages12
JournalEnvironmental Science and Pollution Research
Volume22
Issue number16
DOIs
Publication statusPublished - 27 Aug 2015
Externally publishedYes

Keywords

  • Air pollutants
  • Coal washing
  • Coal-based electricity generation
  • Environmental impact assessment
  • Flue gas desulfurization

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