介绍了国内外低温脱硫剂的研究现状。阐述了应用于低温条件下的活性炭、氧化铁和氧化锌等单一组分脱硫剂的脱硫机理、动力学模型及再生方法。总结了脱硫剂结构、原料气组成和工艺条件等因素对硫化氢脱除效果的影响。简述了复合脱硫剂的研究进展及工业化应用情况。展望了低温脱硫剂的研究前景。
The research status of desufurizers at a low temperature is reviewed. The desulfurization mechanism, kinetic models and regeneration methods for the single desulfurizer of activated carbon, ferric oxide and zinc oxide used at a lower temperature are summarized. The factors that affect the removal of hydrogen sulfide, including structure of desulfurizer, composition of feed gas and process conditions are discussed. The progress in the research of complex desulfurizers and commerical application are also summarized. The research prospect of desulfurizers at a low temperature is presented.