中国燃煤电厂大气污染物控制现状分析

Study on Current Status of Air Pollution Control for Coal-fired Power Plants in China

  • 摘要: 改革开放以来,我国电力工业飞速发展,成就辉煌。截至2010年底,全国发电总装机容量和发电量分别达到96 219万kW和42 280亿kW·h,从1996年起一直稳居世界第二位。电力行业燃煤电厂大气污染物控制成效显著,主要污染物排放量得到有效控制,排放绩效逐年下降;2009年底,电力行业烟尘、二氧化硫、氮氧化物排放绩效分别下降至1.0,3.2和2.9 g/(kW·h)。电力行业应对气候变化工作业已开展并且成绩斐然;以2005年为基准年,2006―2009年电力行业累计减排二氧化碳约9.51亿t。展望“十二五”,电力行业在大气污染物控制方面,应坚持源头控制与末端治理相结合的控制路线,坚持区域联防联控和对复合型污染控制的重点工作;在应对气候变化方面,应坚持优化电源结构、强化节能降耗的发展思路。

     

    Abstract: Power industry of China has made great achievements from 1978. By the end of 2010, the national installed power capacities and the electricity generation of China has reached 962.19 GW and 4.228 trillion kW·h respectively, ranking the second in the world since 1996. The air pollution of coal-fired power plants had been controlled significantly, and the emissions of major pollutants been controlled effectively, with the emission performance declining year by year. The emission performance of the dust emission, SO2 and NOx decreased to 1.0, 3.2 and 2.9 g/(kW·h) respectively in the end of 2009. The power industry took proactive responses toward climate change, and the cumulative emission reduction of CO2 of power industry was about 951 million tons from 2006 to 2009, compared to the 2005 level. Looking forward to the Twelfth Five-Year Plan period (2011-2015), the power industry should insist on the control roadmap of combining the source control and end-of-pipe treatment, and the key work on the regional joint prevention and the multi pollutant control to control the air pollutants; and insist on optimizing the power structure and enhancing the energy saving to deal with climate change.

     

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