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热力发电  2015 

co2捕集装置与机组集成模拟研究

, PP. 27-32

Keywords: 超超临界,600mw机组,燃煤锅炉,co2捕集装置,系统集成,捕集效率,co2排放,sox排放

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Abstract:

电厂co2捕集技术主要以燃烧后co2捕集技术为主,其具有改造成本低、捕集效率高等特点。以超超临界600mw机组hg-1793/26.15-ym1燃煤锅炉为例,利用thermoflow软件,分别对燃烧系统、汽水系统、冷却系统进行模拟计算,提出了co2捕集装置与现役超临界机组的集成优选方案。结果表明:脱碳机组集成后,co2捕集效率为90%时,集成机组净效率下降10.87%,燃煤量增加17.61%,co2排放量降至90.55g/(kw?h),sox排放量由0.0422g/(kw?h)降至接近0。

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