对于黄磷尾气净化CO提纯中试项目处理黄磷尾气量50Nm3/h ，采用碱洗、TSA （变温吸附）和 PSA （变压吸附）工艺，有效去除了黄磷尾气中的各种杂质，CO回收率达到85％以上，处理后的CO含量95％（H2为4～5％），P、S、A s、F含量均优于甲酸原料气净化指标要求。%The pilot project of purifying yellow phosphorus tail gas and CO processed 50 nm3 /h yellow phos-phorus tail gas .The project adopted alkaline wash ,the TSA (temperature swing adsorption ) and the PSA (pressure swing adsorption) technologies ,which effectively removed various impurities in yellow phosphorus tail gas and recovery rate of CO was above 85% .After processing ,the content of CO was 95% (H2 was 4 ~5% ) ,and the content of P ,S ,As ,F was better than the purification index requirement of formic acid feed gas .
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