简要介绍了LRS-25硫转移剂作用机理;重点考察了LRS-25硫转移剂在3.5Mt/a重油催化裂化装置的应用情况。结果表明,使用LRS-25硫转移剂后,对系统催化剂活性有所影响,原料转化率降低3.05%,油浆收率增加2.68%,总液收下降2.75%,汽油烯烃增加;...简要介绍了LRS-25硫转移剂作用机理;重点考察了LRS-25硫转移剂在3.5Mt/a重油催化裂化装置的应用情况。结果表明,使用LRS-25硫转移剂后,对系统催化剂活性有所影响,原料转化率降低3.05%,油浆收率增加2.68%,总液收下降2.75%,汽油烯烃增加;对油浆、轻柴油及汽油产品中的总硫含量及产品质量影响均不大,液态烃和干气中硫化氢浓度明显升高,产品质量变化不大;当LRS-25硫转移剂用量占总藏量5.0%左右,并每天再加入1.0 t LRS-25硫转移剂时,能满足环保对烟气中二氧化硫浓度排放要求。展开更多
The first phase of the experimental investigation in our institute on pressur-ized fluidized bed combustion(PFBC)technology is introduced,and the results of fivetests are presented.The combustion efficiencies were as ...The first phase of the experimental investigation in our institute on pressur-ized fluidized bed combustion(PFBC)technology is introduced,and the results of fivetests are presented.The combustion efficiencies were as high as 97% 98% when high ashcontent coal was burnt in PFBC,and the sulphur retention efficiencics were 80%-85%with the Ca/S mole ratios between 1.5-1.8.The particulate content in flue gas at the out-let of high temperature gas clean-up system was 189mg/m^3(normalized).The average di-ameter of particles was 2.5-3μm and the weight fraction of particles with diameter largerthan 10μm was not greater than 3%.展开更多
文摘简要介绍了LRS-25硫转移剂作用机理;重点考察了LRS-25硫转移剂在3.5Mt/a重油催化裂化装置的应用情况。结果表明,使用LRS-25硫转移剂后,对系统催化剂活性有所影响,原料转化率降低3.05%,油浆收率增加2.68%,总液收下降2.75%,汽油烯烃增加;对油浆、轻柴油及汽油产品中的总硫含量及产品质量影响均不大,液态烃和干气中硫化氢浓度明显升高,产品质量变化不大;当LRS-25硫转移剂用量占总藏量5.0%左右,并每天再加入1.0 t LRS-25硫转移剂时,能满足环保对烟气中二氧化硫浓度排放要求。
文摘The first phase of the experimental investigation in our institute on pressur-ized fluidized bed combustion(PFBC)technology is introduced,and the results of fivetests are presented.The combustion efficiencies were as high as 97% 98% when high ashcontent coal was burnt in PFBC,and the sulphur retention efficiencics were 80%-85%with the Ca/S mole ratios between 1.5-1.8.The particulate content in flue gas at the out-let of high temperature gas clean-up system was 189mg/m^3(normalized).The average di-ameter of particles was 2.5-3μm and the weight fraction of particles with diameter largerthan 10μm was not greater than 3%.
