联醇工艺中脱硫工艺技术的发展

论述和对比了联醇工艺中原料气脱硫所采用的栲胶脱硫工艺、ADA脱硫工艺、PDS脱硫工艺、氧化锌脱硫工艺、氧化铁脱硫工艺、活性炭脱硫工艺、铁钼加氢转化法脱硫工艺、有机硫水解脱硫工艺的技术原理和工艺特点;提出了将湿法脱硫与干法脱硫工艺进行合理组合,并结合有机硫水解装置的脱硫工艺选择理念;总结了“3次脱硫2次转化”脱硫工艺在联醇生产中的重要作用.

Development of Desulfurization Process Technology in Combinative Methanol Process

Author has discussed and compared the technical principle and process feature for tannin extract dcsulfurization method, ADA desulfuriza- tion process, PDS desulfurization process, Zinc oxide desulfurization process,iron-oxide desulfurization process, active carbon desulfurization process, Fe-Mo hydrogenation reformation method desulfurization process, organic sulfur hydrolysis desulfurization process, which were adopted during process of raw material gas desulfurization in combinative methanol process ; has presented that making the wet desulfurization process and dry desulfurization process was reasonably combined, and in combination with selecting idea for desulfurization process of organic sulfur hydrolysis unit; has summarized the important role in combinative methanol production process for desulfurization process of ＂desulfurization in 3 times and reformation in 2 times＂.