化工传质过程模拟强化、化工过程系统工程，近年来涉及研究方向包括：复杂化工系统建模与优化、精馏过程工业软件开发、湍流传质计算与拓扑优化、精馏过程先进控制、人工智能与化工机理深度融合等。

化工过程系统工程（本科生）；化工过程系统工程专论（研究生、留学生）；计算传质学理论与方法（研究生）

1. 中国系统工程学会过程系统工程专业委员会委员；

2. 民进天津市高等教育委员会委员。

长期从事化工过程系统工程、传质分离工程领域的研究工作，在化工过程机理建模、数据驱动以及两者融合方面具有优良的积累和研究基础。开发了精馏系统计算软件，可以实现复杂精馏系统的稳态和动态模拟、设计优化和动态控制。主持或参与化工过程计算软件相关的国家自然科学基金、国家重点研发计划、工信部项目等，开发的优化算法和软件已用于团队的中国石油、中国石化及海外等多家企业的分离工艺开发项目中，取得了显著的节能效果与经济效益。已在AIChE Journal、Chemical Engineering Science、Advanced Science等专业期刊发表学术论文50余篇，发明专利及软件著作权多项。与挪威科技大学、法国国家科学研究中心、美国明尼苏达大学、美国卡内基梅隆大学、以及美国耶鲁大学统计与数据科学系等国际高校机构进行深入学术合作。

1. 数据驱动与机理融合的精馏系统数据同化方法，国家自然科学基金面上项目，主持；

2. 在线实时优化软件项目，各部委，主持；

3. 嵌入物理模型的机器学习辅助热耦合精馏序列优化合成方法，国家自然科学基金青年项目，主持；

4. 工艺仿真软件智能化应用及工业示范，重点研发子课题，主持；

5. 精馏塔运行状态实时在线估计技术，企业横向，主持；

6. 隔板塔精馏技术过程建模技术，企业横向，主持；

7. 考虑传质影响水下气泡动力学模型，企业横向，主持；

8. 反应传递耦合的填充床层结构优化，国家重点实验室开放课题，主持；

9. 面向高盐废水膜集成系统的高效率能量回收装置研制，自主创新，主持；

10. 复杂化工过程系统严格模拟优化的虚拟瞬态方法研究，国家自然科学基金面上项目，参与；

11. 化工多相流体分离/纯化过程的强化及节能技术研发，企业横向，参与；

12. 大型塔气相流速分布CFD模拟研究，国外企业横向，参与。

1. Qian, X., Wu, H., Zhao, J., Jia, S., Luo, Y., Yuan, X., A fast data and mechanism fusion modeling method for dynamic absorption/distillation processes. Chemical Engineering Science. 2026. (通讯)

2. Kou, C., Yin, Y., Zhu, M., Jia, S., Luo, Y., Yuan, Y., Lu, L., Neural Topology Optimization Via Active Learning for Efficient Channel Design in Turbulent Mass Transfer. Advanced Science. 2025. (通讯)

3. Qian, X., Cheng, P., Jia, S., Luo, Y., Yuan, Y., Chen, H., Optimization of Agrawal dividing-wall column based on pseudo-transient continuation model. Separation and Purification Technology. 2025. (通讯)

4. Yin, Y., Kou, C., Jia, S., Lu, L., Yuan, X.*, Luo, Y., PCDMD: Physics constrained dynamic mode decomposition for accurate and robust forecasting of dynamical systems with imperfect data and physics. Computer Physics Communications. 2024. (通讯)

5. Kou, C., Yin, Y., Zeng, Y., Jia, S., Luo, Y., Yuan, X., Physics-informed neural network integrate with unclosed mechanism model for turbulent mass transfer. Chemical Engineering Science. 2024. (通讯)

6. Jia, S., Cao, X., Qian, X., Liu, X., Luo, Y., Yuan, X., Boundary function method for stage number optimization for multi-stage distillation process design. Chemical Engineering Science. 2023. (一作)

7. Qian, X., Lin, K.H., Jia, S., Biegler, L.T., Huang, K., Nonlinear model predictive control for dividing wall columns. AIChE Journal. 2023. (通讯)

8. Sun, G., Jia, S., Shi, J., Luo, Y., Jiang, Z., Yuan, X., Energy storage efficiency in artificial photosynthesis – An evaluation method in engineering perspective. Energy Conversion and Management. 2023. (通讯)

9. Kou, C., Jia, S., Yuan, X., Luo, Y., Deep multi-field network for physical and concentration field prediction of TDM reactor under different carbon particle distributions. Chemical Engineering Science. 2023. (通讯)

10. Jia, S., Cao, X., Wang, F., Zhang, C., Yuan, X., Yu, K.T., Renormalization group method for the turbulent mass transport two-equation model. Chemical Engineering Science. 2022. (一作)

11. Liu, X., Jia, S., Luo, Y., Yuan, X., Smooth penalty function method for rigorous optimization of distillation processes. AIChE Journal. 2022. (通讯)

12. Qian, X., Jia, S., Yuan, Y., An, Y., Chen, H., Huang, K., Yuan, X., Reconstruction and prediction of state variables in distillation/absorption processes under off-design and limited measurement conditions. Chemical Engineering Science. 2022. (通讯)

13. Jia, S., Qian, X., Liu, X., Luo, Y., Yuan, X., A new efficiency relaxation model for rigorous stage number optimization of distillation columns. Chemical Engineering Science. 2022. (一作)

14. Jia, S., Yuan, X., Yu, K.T., The investigation of gas distributor in column inlet section based on topology optimization. Chemical Engineering Science. 2022. (一作)

15. Cao, X., Liu, R., Lu, Y., Jia, S., Yuan, X., Application of the thermally coupled extractive distillation for recycling octafluoropropane based on thermoeconomic analysis. Separation and Purification Technology. 2021. (通讯)

16. Qian, X., Jia, S., Huang, K., Chen, H., Yuan, Y., Zhang, L., Model predictive control of azeotropic dividing wall distillation column for separating furfural–water mixture. ISA Transactions. 2021. (通讯)

17. Jia, S., Cao, X., Yuan, X., Yu, K.T., Multi-objective topology optimization for the solar thermal decomposition of methane reactor enhancement. Chemical Engineering Science. 2021. (一作)

18. Qian, X., Jia, S., Huang, K., Chen, H., Yuan, Y., Yuan, X., Zhang, L., MPC-PI cascade control for the Kaibel dividing wall column integrated with data-driven soft sensor model. Chemical Engineering Science. 2021. (通讯)

19. Qian, X., Jia, S., Huang, K., Chen, H., Yuan, Y., Zhang, L., Optimal design of Kaibel dividing wall columns based on improved particle swarm optimization methods. Journal of Cleaner Production. 2020. (通讯)

20. Cao, X., Zhou, M., Jia, S., Yuan, X., Yu, K.T., Maxwell–Stefan diffusion coefficient model derived from entropy generation minimization principle for binary liquid mixtures. Chemical Engineering Science. 2019. (通讯)

21. Jia, S., Qian, X., Cao, X., Luo, Y., Yuan, X., A criterion beyond conservation equations for complex transport process modeling – A case of Rayleigh-Bénard convection. Chemical Engineering Science. 2018. (一作)

22. Jia, S., Zhang, C., Yuan, X., Yu, K.T., An optimization approach to find the thermodynamic limit on convective mass transfer enhancement for a given viscous dissipation. Chemical Engineering Science. 2016. (一作)