Yi Fan Ph.D. (Last updated in July 2013) Postdoctoral Fellow Department of Mechanical Engineering Northwestern University Evanston, IL 60208 Email: yi-fan@northwestern.edu Tel: 847-563-0450 Research website: http://mixing.chem-biol-eng.northwestern.edu/yi.html RESEARCH INTERESTS My research interests focus on the fundamentals of particulate flows, including granular flow and granular-fluid flow, and their applications including: Segregation and mixing of polydisperse granular materials during particle processing, transport, and storage in chemical, food, pharmaceutical, nuclear, and agriculture industries. Powder handling in additive manufacturing. Shear effects on dynamics and segregation in dense suspensions. Environmental and geophysical flows including sediment transport, debris flow, and landslide. EDUCATION Ph.D. 2011 M.S. 2006 Civil Engineering, University of Minnesota-Twin Cities, Minneapolis, MN St. Anthony Falls Laboratory Dissertation: shear-induced segregation in dense granular mixture Advisor: Dr. Kimberly M. Hill Thermal Engineering, Tsinghua University, Beijing University, China Thesis: Experimental and computational study on pump intake with backward-facing step flow Advisor: Dr. Yulin Wu B. E. 2003 Thermal Engineering Tsinghua University, Beijing, China Thesis: 3D simulation and modeling of the structure of the Three Gorges power plant RESEARCH Postdoctoral Fellow 2011-Present Research Assistant 2007-2011 Research Assistant 2003-2006 Mechanical Engineering, Northwestern University, Evanston, IL Advisors: Dr. Julio M. Ottino and Dr. Richard M. Lueptow Funding: The Dow Chemical Company Civil Engineering, University of Minnesota-Twin cities, Minneapolis, MN Funding: The National Science Foundation, Minnesota DOT Thermal Engineering, Tsinghua University, Beijing, China
TEACHING AND MENTORING Teaching Assistant Fall 2010 Co-advised four undergraduate students and one high school student Civil Engineering, University of Minnesota -Twin cities, Minneapolis, MN CE 3502 Fluid Mechanics Zoubair Entezari (NSF REU, University of Minnesota) Zhen Sun (NSF REU, University of Minnesota) Youcef Boukerkour (French Air Force Academy, Salon de Provence, France) Thibault Blanc (French Air Force Academy, Salon de Provence, France) David P. McDonald (Evanston Township High School, Evanston, IL) AWARDS AND HONORS Alvin G. Anderson Award, the University of Minnesota, 2010. Division of Fluid Dynamics Travel Grant Award, the American Physical Society, 2010. Shaw-Lundquist Fellowship, the University of Minnesota, 2008. Sommerfeld Travel Grant Award, the University of Minnesota, 2007. Sommerfeld Fellowship, the University of Minnesota, 2006. Honeywell Scholarship, Tsinghua University, 2005. PROFESSIONAL ACTIVITIES Member, the Division of Fluid Dynamics of the American Physical Society, 2007-present. Session Chair, 65th Annual Meeting of the Division of Fluid Dynamics of the American Physical Society, San Diego, CA, 2012. Referee for Physical Review Letters, Physical Review E, the New Journal of Physics, Soft Matter, Chemical Engineering Science, Mechanics of Materials, Powder Technology, Granular Matter, Modelling and Simulation in Materials Science and Engineering, Chinese Physics B, Particuology, Chinese Physics Letters. INTELLECTUAL PROPERTY Yi Fan and Paul B. Umbanhowar, Control of segregation in heaps by flow modulation induced stratification, Invention disclosed. PUBLICATIONS AND PRESENTATIONS Refereed Journals 1 Yi Fan, Paul B. Umbanhowar, Julio M. Ottino, and Richard M. Lueptow (2013). Kinematics of monodisperse and bidisperse granular flow in quasi-two-dimensional bounded heaps. Proceedings of the Royal Society A 469, 20130235, 1-19. DOI: 10.1098/rspa.2013.0235 2 Yi Fan, Youcef Boukerkour, Thibault Blanc, Paul B. Umbanhowar, Julio M. Ottino, and Richard M. Lueptow (2012). Stratification, segregation, and mixing of granular materials in quasi-two-dimensional bounded heaps. Physical Review E 86, 051305, 1-12. DOI: 10.1103/PhysRevE.86.051305 3 Yi Fan and K. M. Hill (2011). Theory for shear-induced segregation of dense granular mixtures. New Journal of Physics 13, 095009, 1-29. DOI:10.1088/1367-2630/13/9/095009
4 Yi Fan and K. M. Hill (2011). Phase transition in shear-induced segregation of granular materials. Physical Review letters 106, 218301, 1-4. DOI:10.1103/PhysRevLett.106.218301 5 Yi Fan and K. M. Hill (2010). Shear-driven segregation of dense granular mixtures in a split-bottom cell. Physical Review E 81, 041303, 1-12. DOI:10.1103/PhysRevE.81.041303 6 K. M. Hill, Y. Fan, J. Zhang, C. van Niekerk, E. Zastrow, S. C. Hagness, and J. T. Bernhard (2010). Granular segregation studies for the development of a radar-based three-dimensional sensing system. Granular Matter 12, 201-207. DOI: 10.1007/s10035-010-0167-x 7 K.M. Hill and Yi Fan (2008). Isolating segregation mechanisms in a split-bottom cell. Physical Review Letters 101, 088001, 1-4. DOI:10.1103/PhysRevLett.101.088001 8 Shuhong Liu, Yi Fan, Yulin Wu, and Yong Li (2007). Numerical simulation and experimental research on flow in an open pump sump. Journal of Hydroelectric Engineering 26, 119-123. (in 9 Zhaofeng Xu, Tiejun Chen, Yi Fan, and Yulin Wu (2007). Simulation of backward-facing step flows in an open pump sump by VOF models. Journal of Engineering Thermophysics 28, 157-160. (in 10 Yi Fan, Huijin Yuan, Zhaofeng Xu, and Yulin Wu (2006). Measurement of free water surface on non-uniform flow in an open sump. Journal of Engineering Thermophysics 27, 604-606. (in 11 Zhaofeng Xu, Daqing Zhou, Yi Fan, and Yulin Wu (2006). Measurement of entrained-air volume in an open pump sump by image method. Journal of Engineering Thermophysics 27, 244-246. (in In Preparation or Submitted 12 Yi Fan, Conor P. Schlick, Paul B. Umbanhowar, Julio M. Ottino, and Richard M. Lueptow. Modeling segregation of bidisperse granular materials: quasi-two-dimensional bounded heaps. Submitted to the Journal of Fluid Mechanics. 13 Yi Fan, Paul B. Umbanhowar, David P. McDonald, Julio M. Ottino, and Richard M. Lueptow. Stratification in modulated heap flow. In preparation for Science. 14 Yi Fan and K. M. Hill. Shear-induced segregation of mixtures of particles differing in density. In preparation for Physical Review E. 15 Conor P. Schlick, Yi Fan, Paul B. Umbanhowar, Julio M. Ottino, and Richard M. Lueptow. Predicting and controlling heap segregation using a continuum approach. In preparation for Powder Technology. Refereed Conference Publications 1 K.M. Hill, Yi Fan, J. Zhang, J. T. Bernhard, and S. C. Hagness (2008). Granular segregation studies for retroreflector sensor development. Proceedings of the SPIE - The International Society for Optical Engineering 6932, 27, 693245-1-10. DOI: 10.1117/12.785366 2 Gang Chen, Yi Fan, Yulin Wu, Guangjun Cao, and Zhaofeng Xu (2007). Measuring and numerical simulation of the free water surface of the open pump suction. Proceedings of the 5th Joint ASME/JSME Fluids Engineering Summer Conference 2, FEDSM 2007, 103-107. DOI: 10.1115/FEDSM2007-37515 3 Yi Fan, Shuhong Liu, Yulin Wu, Yong Li, and Zhaofeng Xu (2005). Experimental research on a pump suction sump with improved structure. ASME Fluids Engineering Division Summer Meeting
and Exhibition 1, FEDSM 2005, 1371-1376. DOI: 10.1115/10.1115/FEDSM2005-77346 4 Zhaofeng Xu, Yi Fan, Shuhong Liu, and Yulin Wu (2005). 2D PIV experiments on non-uniform flow in a rectangular open model pump suction passage. ASME 2005 International Mechanical Engineering Congress and Exposition 261, 523-530. DOI: 10.1115/10.1115/IMECE2005-79655 Presentations and Posters at International Conferences 1 Yi Fan, Conor P. Schlick, Paul B. Umbanhowar, Julio M. Ottino, and Richard M. Lueptow. Kinematics and segregation of bidisperse granular flow in quasi-2d bounded heaps. 2013 AIChE Annual Meeting, San Francisco, CA, Submitted. 2 Yi Fan, Paul B. Umbanhowar, Julio M. Ottino, and Richard M. Lueptow. Kinematics of segregating granular mixtures in quasi-2d heaps. 65th Annual Meeting of the Division of Fluid Dynamics, November 18-20, 2012, San Diego, CA. 3 Richard M. Lueptow, Yi Fan, Paul B. Umbanhowar, and Julio M. Ottino. Stratification, segregation and mixing of bi-disperse granular materials in quasi-2d heaps. 65th Annual Meeting of the Division of Fluid Dynamics, November 18-20, 2012, San Diego, CA. 4 David Mcdonald, Yi Fan, Paul B. Umbanhowar, Julio M. Ottino, and Richard M. Lueptow. Stratification in modulated heap flow. 65th Annual Meeting of the Division of Fluid Dynamics (Galley of fluid motion), November 18-20, 2012, San Diego, CA. 5 Yi Fan, Paul B. Umbanhowar, Julio M. Ottino, and Richard M. Lueptow. Segregation and mixing of granular mixtures in heap formation. 2012 AIChE Annual Meeting, October 28-November 2, 2012, Pittsburgh, PA. 6 Yi Fan, Paul B. Umbanhowar, Julio M. Ottino, and Richard M. Lueptow. Segregation of bi-disperse granular mixtures in heap flow. Gordon Research Conference on Granular & Granular-fluid flow (Poster Session), July 22-27, 2012, Davidson College, Davidson, NC. 7 Kimberly Hill and Yi Fan. Segregation of binary mixtures: competing effects of gravity and shear rate gradients. IUTAM symposium on Mobile particulate systems, January 23-27, 2012, Bangalore, India. 8 Yi Fan and Kimberly Hill. Theory for shear-induced segregation of dense granular mixtures. 64th Annual Meeting of the Division of Fluid Dynamics, November 20-22, 2011, Baltimore, MD. 9 Kimberly Hill and Yi Fan. Segregation of binary mixtures: competing effects of gravity and shear rate gradients. 64th Annual Meeting of the Division of Fluid Dynamics, November 20-22, 2011, Baltimore, MD. 10 Yi Fan and Kimberly Hill. Shear-driven segregation of dense granular mixtures. 63rd Annual Meeting of the Division of Fluid Dynamics, November 21-23, 2010, Long beach, CA. 11 Yi Fan and Kimberly Hill. Shear-driven segregation of dense granular mixtures in a split-bottom cell. Gordon Research Conference on Granular & Granular-fluid flow (Poster Session), June 20-25, 2010, Waterville, ME. 12 Yi Fan and Kimberly Hill. Bulk horizontal size segregation in circular and parallel split-bottom cell. 62nd Annual Meeting of the Division of Fluid Dynamics, November 22-24, 2009, Minneapolis, MN. 13 Zhen Sun, Yi Fan, and Kimberly Hill. Dynamics of large intruder particles in a split-bottom cell. 62nd Annual Meeting of the Division of Fluid Dynamics, November 22-24, 2009, Minneapolis, MN.
14 Kimberly Hill and Yi Fan. Sorting out Segregation Mechanisms at the Interface between Densely Creeping and Energetic Granular Flows. IMA conference on Dense Granular flows, January 5-9, 2009, Cambridge, UK 15 Kimberly Hill, Yi Fan, and B. Yohannes. Particle sorting in dense granular flow. American Geophysical Union, Fall Meeting, December 15-19, 2008, San Francisco, CA. 16 Yi Fan and Kimberly Hill. Experimental and computational studies of segregation mechanisms using a split-bottom cell. 61st Annual Meeting of the Division of Fluid Dynamics, November 23-25, 2008, San Antonio, TX. 17 Kimberly Hill, Yi Fan, and Jiafeng Zhang. Sorting out Segregation Mechanisms at the Interface between Densely Creeping and Energetic Granular Flows. International Conference of the Engineering Mechanics Institute, ASCE, May 19-21, 2008, Minneapolis, MN. 18 Yi Fan, Kimberly Hill, and Z. Entezari. Segregation in a split-bottom cell. 60th Annual Meeting of the Division of Fluid Dynamics, November 18-20, 2007, Salt Lake City, UT. 19 Kimberly Hill, Yi Fan, and Jiafeng Zhang. Sorting out segregation mechanisms in densely flowing granular mixtures. 60th Annual Meeting of the Division of Fluid Dynamics, November 18-20, 2007, Salt Lake City, UT. 20 Tiejun Chen, Yi Fan, Yulin Wu, Shuhong Liu, and Zhaofeng Xu. Experimental study of free surface flow with backward facing step in an open sump. 12th China Engineering Thermophysics Symposium, November 2006, Beijing, China. 21 Yi Fan, Zhaofeng Xu, and Yulin Wu. Measurement of free surface on non-uniform flow in an open sump. 11th China Engineering Thermophysics Symposium, November 2005, Beijing, China.