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Ni/phosphomolybdic acid immobilized on carbon nanotubes for catalytic cracking of Jatropha oil
Chemical Physics Letters ( IF 2.8 ) Pub Date : 2019-02-13 , DOI: 10.1016/j.cplett.2019.02.008
Xiaosong Yang , Xiaoming Li , Jing Liu , Long Rong

A green and efficient solid acid catalyst was developed for direct conversion of Jatropha oil into biodiesel over Ni modified phosphomolybdic acid (HPMo)/carbon nanotubes (CNT) in a fixed-bed reactor. Under optimal conditions (Temperature = 330 °C, Pressure = 3 MPa, H2/oil (v/v) = 800 Nm3 m-3, Liquid hourly space velocity = 1 h-1), the yield of biodiesel (C15-C18 alkanes) was 86.7 wt%, and the conversion was 98.2%. The conversion was 86.1% during five runs of recycling. Comparing with the thermal cracking process, the catalytic cracking exhibited the same performance at a lower temperature. A possible reaction pathway to the reaction was suggested.



中文翻译:

固定在碳纳米管上的镍/磷钼酸用于麻疯树油的催化裂化

开发了一种绿色高效的固体酸催化剂,用于在固定床反应器中通过Ni改性的磷钼酸(HPMo)/碳纳米管(CNT)将麻风树油直接转化为生物柴油。在最佳条件下(温度= 330°C,压力= 3 MPa,H 2 /油(v / v)= 800 Nm 3 m -3,液时空速= 1 h -1),生物柴油的产量(C15- C 18烷烃)为86.7重量%,转化率为98.2%。在五次循环中转化率为86.1%。与热裂解过程相比,催化裂解在较低温度下表现出相同的性能。建议了可能的反应途径。

更新日期:2019-02-14
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