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Computational Methods for Evaluating Potential Warm Synthesis Gas Cleanup Technologies

机译:评估潜在温暖合成气清理技术的计算方法

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Integrated Gasification Combined Cycle (IGCC) coal power generation has emerged as a promising technology to help satisfy the world's increasing demand for electricity. The International Energy Agency (IEA) has predicted that coal will continue to be a significant part of the world's energy portfolio in the future [1]. Additionally, IGCC power generation has a higher overall efficiency than that of subcritical pulverized coal plants, producing roughly 10-15% more electricity for every kg of coal input [2]. Unfortunately, a significant concern with coal technology is the high level of environmental hazards in the feedstock, including nitrogen and sulfur compounds, trace amounts of heavy metals, and a large amount of carbon, which eventually oxidizes to become carbon dioxide [3]. Here too IGCC has an advantage over pulverized coal plants, however; the high pressures of the coal gasification synthesis gas (syngas) stream produce smaller volumes and higher partial pressures of the impurities to be removed, facilitating potentially easier separation processes [4].
机译:综合气化联合循环(IGCC)煤炭发电已成为一个有希望的技术,以帮助满足世界对电力需求的增加。国际能源机构(IEA)预测煤炭将继续成为世界未来能源组合的重要组合[1]。另外,IGCC发电的总效率高于亚临临粉煤厂的总效率,为每千克煤输入产生大约10-15%的电力[2]。遗憾的是,煤炭技术的重要令人担忧是原料中的高水平的环境危害,包括氮和硫化合物,痕量的重金属和大量的碳,最终氧化成二氧化碳[3]。然而,在这里,IGCC也有优势在粉煤厂上;煤气化合成气(合成气)流的高压产生较小的体积和较高的杂质部分压力,促进潜在的分离过程[4]。

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