Studies on Increasing Selectivity for Methanol Synthesisin CO2 Hydrogenation

Abstract

在CO2加氢合成甲醇的原料气中,掺入适量的CO,能相对提高CO2加氢合成甲醇的选择性和产率.它们分别为132%和38%.TPd和TPSr-MS实验表明,CO能占据催化剂表面部分的活性位,并抑制CO2的逆水汽变换反应,从而促进甲醇的合成おhe addition of CO in the feed of CO2 hydrogenation enhanced the selectivity as well as the yield of methanol (132% and 38%, respectively).The results of TPDMS and TPSRMS indicated that CO is able to occupy some of the active sites, supressing the reverse watergas shift reaction, thus promoted the production of methanol.香港研究基金;厦门大学固体表面物理化学国家重点实验

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