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yi ding wan he ding xi wan ji hua gu ti cui hua ji guo wai yan jiu gai kuang
Author(s): 
Pages: 45-53
Year: Issue:  3
Journal: Qilu Petrochemical Technology

Keyword:  异丁烷烷基化反应固体催化剂酸性阳离子树脂丁烯烷基化分子筛研究概况汽油辛烷值抗爆剂;
Abstract: <正> 一、前言石油炼制工业中采用异丁烷和丁稀烷基化来生产航空汽油和车用汽油的高辛烷值调合组份。辛烷值是衡量汽油抗爆性能的指标。抗爆性能的好坏关系到发动机的效率和燃料消耗。例如,汽油辛烷值由70提高到85,则允许发动机的压缩比提高30%,因此功率提高23%,而产生同一功率所消耗的燃料降低13%。可见提高汽油的辛烷值很有意义。提高汽油辛烷值的方法是生产高辛烷值汽油组分和添加抗爆剂。添加抗爆剂是既有效又经济的办法,常用抗爆剂是四乙基铅。但是近年来,国外由于环保方面的要求日趋严格,对汽油加铅量逐渐加以限制,并开始
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