In the circumstance of C 2H 4, the yield of dry gas, heavy oil and coke increased, but the yield of LPG and gasoline decreased, diesel fuel changed a little;

• 结果表明,在干气环境下催化裂化产品分布所受到的影响,与干气组成,尤其是干气中氢气和乙烯的含量有关:氢气环境下,干气、液化气、汽油和焦炭产率降低,柴油和重油的收率提高;