Abstract: Microchemical technology is a front technology of multi⁃disciplines in chemical engineering fields. The technology core is microscale transfer and chemical reaction in microchannel reactor. The application of microchemical technology can improve resource⁃utilization efficiency for energy saving and consumption reduction, enhance security, intensification and miniaturization of the chemical process, by decreasing dispersion scale, strengthening mixing and transfer, raising control and efficiency. The technology principle, characteristics, advantage and industrial application of microchemical technology were introduced, with the aim of deepening people's understanding of the microchemical technology, and then promoting the development and application of microchemical technology.

Key words: Microchemical technology, Process intensification, Microchemical reactor, Microscale transfer

摘要： 微化工技术是化学工程领域多学科交叉的前沿技术，其技术核心是在微通道反应器中完成微尺度的传递和化学反应过程，通过减小体系的分散尺度，强化混合与传递，提高过程可控性和效率，增强化工过程安全性，促进过程强化和化工系统小型化，提高能源、资源利用效率，达到节能降耗的目的。从微化工技术原理、技术特点及其优越性、工业应用等方面进行了介绍，旨在加深人们对微化工技术的理解，进而推动微化工技术的开发与应用。

关键词: 微化工技术, 过程强化, 微反应器, 微尺度传递