任祝寅   长聘教授  博士生导师

教育背景

2006.01 康奈尔大学 (Cornell University) 机械工程 博士

2005.01 康奈尔大学 (Cornell University) 机械工程 硕士

2001.07 中国科学技术大学 工程热物理 本科

工作履历

2013.03-至今 教授 清华大学

2011.08-2013.07 助理教授 康涅狄格大学 (University of Connecticut, Storrs, CT)

2010.06 – 2011.08 机械工程师 用电气全球研发中心 (GE Global Research, Niskayuna, NY)

2008.01-2010.05 流体专家 NSYS/Fluent, Inc, Lebanon, NH

2006.01- 2007.12 博士后 康奈尔大学 (Cornell University)

社会兼职

SCI期刊编委: Combustion Theory and Modelling (2015- ), Energies (2017- )

国际燃烧学会: 常务理事提名委员会委员(2016,2018),青年学者指导委员会委员(2017-至今)

国际会议: 2015年亚太燃烧学大会大会秘书长

中国燃烧学分会:湍流燃烧分论坛负责人,工业委员会委员等

技术咨询:ANSYS Fluent(2013-2015); 西门子CD-Adapco公司(2013-2019); 燃气轮机与煤气化联合循环国家工程研究中心(2014-2018)

研究概况

主要从事湍流燃烧和航空宇航推进领域的基础研究工作,包括湍流燃烧相互作用机制和污染物形成机理、和燃烧室燃烧过程优化研究。重点关注推进和动力系统瓶颈问题的机理研究,如高效、低排放燃烧,弹性燃料系统开发,和高速流中化学反应、湍流和流动压缩相互作用。发展和完善了湍流燃烧概率密度函数模拟方法,揭示了反应标量小尺度混合机制,发展了新的标量小尺度混合模型、污染物燃烧模型、及高效化学反应动力学计算理论,相关研究成果已被广泛应用在商业软件以及燃烧器与能源系统优化等方面。已在Combustion and Flame和AIAA等期刊上发表SCI论文70余篇。

奖励与荣誉

吴仲华优秀青年学者奖 2018

Outstanding Performance Award ANSYS, Inc. 2009

Bernard Lewis Fellowship 国际燃烧学会 2008

CTR 2004 Summer Program Fellowship 斯坦福大学 2004

Cornell Graduate School Fellowship 康奈尔大学 2002

McMullen Fellowship 康奈尔大学 2001-2002

学术成果

1.X. Gong, J. Huo*, Z. Ren*, C.K. Law, Extrapolation and DNS-mapping in determining laminar flame speeds of syngas/air mixtures, Combustion and Flame, 200, 365-373, 2019

2.W. Ji, Z. Ren*, C. K. Law, Evolution of sensitivity directions during autoignition, Proceedings of the Combustion Institute, 37 (1), 807-815, 2019.

3.W. Ji, Z. Ren*, Y. Marzouk, C. K. Law, “Quantifying kinetic uncertainty in turbulent combustion simulations using active subspaces”, Proceedings of the Combustion Institute, 37(2), 2175-2182, 2019.

4.H. Wang, H. Zhou*, Z. Ren*, C. K. Law, “Transported PDF simulation of turbulent CH4/H2 flames under MILD conditions with particle-level sensitivity analysis”, Proceedings of the Combustion Institute, 37(4), 4487-4495, 2019

5.Z. Ren*, M. Kuron, X. Zhao, T. Lu, E. Hawkes, H. Kolla, J. H. Chen, Micromixing Models for PDF Simulations of Turbulent Premixed Flames, Combustion Science and Technology, 191(8), 1430-1455, 2019.

6.W. Xie, Z. Lu, Z. Ren*, Rate-controlled constrained equilibrium for large hydrocarbon fuels with NTC, Combustion Theory and Modelling, 23, 226-244, 2019.

7.H. Zhou, T. Yang, Z. Ren*, Differential Diffusion Modeling in LES/FDF Simulations of Turbulent Flames, AIAA Journal, 2019 https://doi.org/10.2514/1.J058524

8.W. Wu,Y. Piao, Q. Xie, Z. Ren*, Flame diagnostics with a conservative representation of chemical explosive mode analysis, AIAA Journal, in press, 2019,https://doi.org/10.2514/1.J057994

9.J. Huo, S. Tao, Z. Ren*, C. K. Law, Extrapolation of laminar Ethylene/air flame speeds at elevated pressures with flame chemistry analysis, Journal of Propulsion and Power, 35(2), 424-431. 2019.

10.S. Li, S. Zhang, H. Zhou, Z. Ren*, Analysis of air-staged combustion of NH3/CH4 mixture with low NOx emission at gas turbine conditions in model combustors, Fuel, 237, 50-59, 2019.

11.W. Xie, Z. Lu, Z. Ren*, G.M. Goldin, Dynamic adaptive acceleration of chemical kinetics with consistent error control,, Combustion and Flame, 197, 389-399, 2018

12.C. Xu, M. M. Ameen, S. Som, J.H. Chen, Z. Ren, T. Lu, Dynamic adaptive combustion modeling of spray flames based on chemical explosive mode analysis, Combustion and Flame, 195, 30-39, 2018

13.J. Huo, A. Saha, Z. Ren*, C. K. Law*, Self-acceleration and global pulsation in hydrodynamically unstable expanding laminar flames, Combustion and Flame, 194, 419-425, 2018

14.J. Huo, S. Yang, Z. Ren*, D. Zhu, C.K. Law, Uncertainty reduction in laminar flame speed extrapolation for expanding spherical flames, Combustion and Flame, 189, 155-162, 2018

15.W. Ji, J. Wang, O. Zahm,Y. Marzouk, B. Yang, Z. Ren*, C. K. Law, Shared low-dimensional subspaces for propagating kinetic uncertainty to multiple outputs, Combustion and Flame, 190, 146-157, 2018.

16.Q. Xie, Z. Xiao, Z. Ren*, A spectral radius scaling semi-implicit iterative time stepping method for reactive flow simulations with detailed chemistry, Journal of Computational Physics, 368, 47-68, 2018.

17.Z. Lu, H. Zhou, S. Li, Z. Ren*, T. Lu, C. K. Law, Analysis of operator splitting errors for near-limit flame simulations, Journal of Computational Physics, 335 (15) 578–591, 2017.

18.H. Zhou, S. Li, Z. Ren*, D.H. Rowinski, Investigation of mixing model performance in transported PDF calculations of turbulent lean premixed jet flames through Lagrangian statistics and sensitivity analysis. Combustion and Flame, 181, 136-148, 2017.

19.S. Li, H. Zhou, L. Hou, Z. Ren*, An analytic model for the effects of nitrogen dilution and premixing characteristics on NOx formation in turbulent premixed hydrogen flames, International Journal of Hydrogen Energy, 42(10) 7060–7070, 2017.

20.M. Kuron*, Z. Ren*, E. R Hawkes, H. Zhou, H. Kolla, J. H. Chen, T. Lu, A mixing timescale model for TPDF simulations of turbulent premixed flames, Combustion and Flame, 177, 171–183, 2017.

21.H. Wei, L. Zhou, H. Zhou, Z. Lu, Z. Ren*, G.M. Goldin “Toward efficient chemistry calculations in engine simulations through static adaptive acceleration”, Combustion Science and Technology, 189(4), 623–642, 2017.

22.M. Kuron, E. R Hawkes, Z. Ren, J. Tang, H. Zhou, J. H. Chen, T. Lu, “Performance of transported PDF mixing models in a turbulent premixed flame”, Proceedings of the Combustion Institute, 36(2), 1987–1995, 2017.

23.W. Xie, L. Zhen, Z. Ren*, L. Hou, “Dynamic adaptive chemistry via species time-scale and Jacobian-aided rate analysis”, Proceedings of the Combustion Institute, 36(1), 645–653, 2017.

24.W. Ji, P. Zhao, P. Zhang, Z. Ren, X. He, C. K. Law, “On the crossover temperature and lower turnover state in the NTC regime”, Proceedings of the Combustion Institute, 36(1), 343–353, 2017.

25.Z. Ren*, Z. Lu, Y. Gao, T. Lu, L. Hou, “A kinetics-based method for constraint selection in rate-controlled constrained equilibrium”, Combustion Theory and Modelling, 21(2), 159–182, 2017.

26.H. Wei*, C. Chen, H. Zhou, W. Zhao, Z. Ren*, “Effect of turbulent mixing on the end gas auto-ignition of n-heptane/air mixtures under IC Engine-relevant conditions” Combustion and Flame, 174, 25–36, 2016.

27.Z. Lu, L. Zhou, Z. Ren*, T. Lu, C. K. Law, “Effects of spray and turbulence modelling on the mixing and combustion characteristics of an n-heptane spray flame simulated with dynamic adaptive chemistry”, Flow Turbulence and Combustion, 97(2) 609-629, 2016