1.中国石油大学(华东)化学化工学院,新能源学院,山东 青岛 266580
2.青岛科技大学化工学院,山东 青岛 266061
李松(2001—),男,硕士研究生,z24030079@s.upc.edu.cn
王阳(1991—),男,博士,教授,wangyang@upc.edu.cn
吴明铂(1972—),男,博士,教授,wumb@qust.edu.cn
收稿:2026-04-14,
修回:2026-08-20,
录用:2026-08-20,
移动端阅览
李松, 刘晓洁, 王阳, 等. 热催化CO/CO2加氢制航空煤油催化剂研究进展[J/OL]. 化工学报, 2026. DOI: 10.11949/0438-1157.20260531.
LI Song, LIU Xiaojie, WANG Yang, et al. Recent Advances in Catalysts for Thermocatalytic CO/CO2 Hydrogenation to Aviation Fuels[J/OL]. CIESC Journal, 2026. DOI: 10.11949/0438-1157.20260531.
航空业深度脱碳对可持续航空燃料(SAF)的规模化应用提出了迫切需求。相比受原料供应与组成限制的生物基路线,基于CO/CO
2
加氢合成的航煤制备路径在碳资源高效循环利用方面具
有显著优势。然而,该过程涉及CO/CO
2
活化、C-C链增长及C
8
-C
16
目标馏分定向构建等多级耦合过程,反应网络复杂,产物选择性受热力学、动力学及传质过程共同制约。本文系统综述了CO/CO
2
加氢制航空煤油的反应路径与催化剂研究进展,重点比较了RWGS-FT、甲醇中间体路径在中间体演化及C-C键构建机制方面的差异,归纳了Fe基、Co基及金属-分子筛双功能催化剂在CO/CO
2
活化、碳链增长及产物结构调控中的构效关系,并进一步分析了活性位空间耦合与中间体扩散对航煤馏分定向生成的影响。在此基础上,总结了当前CO/CO
2
加氢制航空煤油面临的三项核心科学问题:多级反应网络的热力学-动力学匹配、多级链增长过程的ASF分布局限,以及双功能体系中活性位点的时空匹配与中间体扩散调控。针对上述问题,提出了基于机理驱动的界面调控、多尺度催化材料设计及催化剂-反应器协同优化等发展方向,为CO/CO
2
加氢制可持续航空燃料的高效定向合成与工业化应用提供参考。
The large-scale deployment of sustainable aviation fuel (SAF) is essential for achieving deep decarbonization in the aviation sector. Compared with biomass-derived routes that are constrained by feedstock availability and composition
aviation fuel synthesis via CO/CO
2
hydrogenation offers significant advantages in the efficient recycling and utilization of carbon resources. However
this process involves the multistep coupling of CO/CO
2
activation
C-C chain growth
and the selective construction of C
8
-C
16
aviation fuel-range hydrocarbons
resulting in a highly complex reaction network jointly governed by thermodynamics
kinetics
and mass transfer. This review systematically summarizes the reaction pathways and catalytic advances in aviation fuel synthesis via CO/CO
2
hydrogenation. Particular emphasis is placed on comparing the RWGS-FT
methanol-mediated pathways in terms of intermediate evolution and C-C bond formation mechanisms. The structure-performance relationships of Fe-based
Co-based
and metal-zeolite bifunctional catalysts in CO/CO
2
activation
carbonchain growth
and product structure regulation are comprehensively discussed. Furthermore
the synergistic effects of the spatial coupling between active sites and the diffusion of reaction intermediates on the selective formation of aviation fuel-range hydrocarbons are analyzed. Based on these discussions
three key scientific
challenges in CO/CO
2
hydrogenation to aviation fuel are identified: (i) thermodynamic-kinetic matching in multistep reaction networks
(ii) the limitations imposed by the Anderson-Schulz-Flory (ASF) distribution during carbon chain growth
and (iii) spatiotemporal matching of active sites and diffusion regulation of intermediates in bifunctional catalytic systems. Future research directions are proposed from the perspectives of mechanism-driven interfacial regulation
multiscale catalyst design
and catalyst-reactor collaborative optimization
providing guidance for the efficient and selective synthesis of sustainable aviation fuel via CO/CO
2
hydrogenation and its industrial implementation.
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