姓名：徐云成  单位：流体机械与流体工程系  职称：讲师

简介：徐云成，男，1990年9月生，江苏江阴人，2012年、2014年和2019年分别在中国农业大学理学院、水利与土木工程学院和美国宾夕法尼亚州立大学获得学士、硕士和博士学位，2019年7月起任中国农业大学水利与土木工程学院讲师。以第一作者在《Journal of Fluids Engineering》，《Water》和《Fluid Dynamics Research》等行业权威期刊发表学术论文6篇，其中SCI论文3篇，EI论文3篇，以第二发明人申请发明专利（已授权1项）。《Biosystems Engineering》等SCI期刊审稿人。

◆教育背景：

2014.08-2019.05 美国宾夕法尼亚州立大学，土木工程（水动力学），工学博士

2012.07-2019.07 中国农业大学水利与土木工程学院，农业工程，工学硕士

2008.08-2012.06 中国农业大学理学院，工程力学，工学学士

2009.09-2011.07 中国农业大学人文与发展学院，英语，双学位

◆工作经历：

2019.07-至今；中国农业大学水利与土木工程学院，讲师

◆研究领域：

1、计算流体力学相关数值模拟仿真（OpenFOAM）

2、河流泥沙问题、复杂边界下三维河床局部冲刷问题

3、非结构化网格浸没边界方法

4、节水灌溉设备

◆研究项目：

先后主持横向课题1项，以科研骨干身份参与国家自然科学基金项目等纵向课题2项，参与美国农垦局、美国地质勘探局相关项目3项。

[1] Robust ecohydraulic 3D modeling tools for rivers with complex instream structures, Participate, U.S. Bureau of Reclamation, 2017-2020

[2] Accuracy evaluation and verification of FISP sediment samplers through CFD modeling, Participate, USGS, 2015-2016

[3] Quantitative modeling tools for scour and morphological impact due to large wood debris structures, Participate, U.S. Bureau of Reclamation, 2014-2017

[4] 教育部博士点基金课题：文丘里施肥器结构优化设计与空化特性的研究（项目编号：20120008110047），2013~2015，参与

[5] 国家自然科学基金面上项目：水源含沙量对喷头磨损和喷灌系统灌水质量的影响研究（项目编号：51179191），2012~2015，参与

◆研究成果：

期刊论文：

1.        Xu Y, Liu X. Effects of Different In-Stream Structure Representations in Computational Fluid Dynamics Models—Taking Engineered Log Jams (ELJ) as an Example. Water. 2017 Feb;9(2):110. (SCI、EI)

2.        Xu Y, Yan H. Numerical Simulation of Erosive Wear on an Impact Sprinkler Nozzle Using a Remeshing Algorithm. International Journal of Fluid Machinery and Systems. 2016;9(4):287-99. (EI)

3.        Xu Y, Chen Y, Wang Z, Zhou L, Yan H. Investigation of the cavitation fluctuation characteristics in a Venturi injector. Fluid Dynamics Research. 2015 Mar 11;47(2):025506. (SCI、EI)

4.        Xu Y, Chen Y, He J, Yan H. Detection of cavitation in a Venturi injector with a combined method of strain gauges and numerical simulation. Journal of Fluids Engineering. 2014 Aug 1;136(8):081302. (SCI、EI)

5.        严海军, 陈燕, 初晓一, 徐云成, 王志鹏. 文丘里施肥器结构参数优化对吸肥性能的影响. 排灌机械工程学报. 2013;31(2):162-166.

6.        严海军, 陈燕, 徐云成, 王志鹏. 文丘里施肥器的空化特性试验研究. 排灌机械工程学报. 2013;31(8)：724~728

7.        Haijun Y, Yan C, Xiaoyi C, Yuncheng X, Zhipeng W. Influence of optimization of structural parameters on injection performance of Venturi injector. Journal of Drainage and Irrigation Machinery Engineering. 2013;8:1-6.

会议论文：

1.        Xu Y, Liu X. 3D computational modeling of stream flow resistance due to large woody debris. InProc. River Flow 2016 Jan 1 (pp. 2346-2353). (EI)

2.        Xu Y, Lin G, Yan H. Experimental and Numerical Investigation on the Erosion Wear of an Impact Sprinkler. InASME 2014 4th Joint US-European Fluids Engineering Division Summer Meeting collocated with the ASME 2014 12th International Conference on Nanochannels, Microchannels, and Minichannels 2014 Aug 3. American Society of Mechanical Engineers Digital Collection. (EI)

3.        Z. Wang, G. Wang, Y. Xu and H. Yan, "PIV analysis of the internal flow in a Venturi injector," 2014 ISFMFE - 6th International Symposium on Fluid Machinery and Fluid Engineering, Wuhan, 2014, pp. 1-7. (EI)

4.        Yan HJ, Chen Y, Chu XY, Xu YC, Wang ZP. Effect of structural optimization on performance of Venturi injector. InIOP Conference Series: Earth and Environmental Science 2012 (Vol. 15, No. 7, p. 072014). IOP Publishing. (EI)

在投论文：

1.        Y. Xu, X. Liu. "An immersed boundary method with y+ adaptation wall function for RANS model." Computers & Fluids, 2018. （2nd under review, SCI、EI）

2.        Y. Xu, X. Liu. "A novel 3D scour model using immersed boundary method." Journal of Computational Physics, 2019. （In preparation, SCI、EI）

3.        Y. Xu, X. Liu. "Application of CFD to Modeling Hydrodynamics and Sediment Transport around Suspended Sediment Sampler." Journal of Hydraulic Engineering, 2019. （In preparation, SCI、EI）

4.        H. Ismail, Y. Xu, X. Liu. " Flow and scour around porous objects." Water Resource Research, 2019. （2nd under review, SCI、EI）

5.        Y. Song, Y. Xu, X. Liu. "A slope-limited diffusive sand slide method in the sediment transport model." Journal of Hydraulic Engineering, 2019. (ready to submit)

◆会议交流报告：

1.        X. Liu and Y. Xu. An immersed boundary wall function for smooth wall shear stress, The 13th OpenFOAM Workshop, Shanghai, China, 2018

2.        X. Liu and Y. Xu. "Local scour modeling around hydraulic structures with complex geometries" The 9th international Conference on Scour and Erosion, Taipei, Taiwan, November 5-8, 2018.

3.        Y. Xu and X. Liu. " 3D numerical simulation of local morphodynamics around complex in-stream structures" World Environmental and Water Resources Congress 2018, Minneapolis, Minnesota, May 2018.

4.        Y. Zeng, Y. Xu and X. Liu. "A Eulerian-Lagrangian Agent Model (ELAM) for Fish Passage Designs" 8th International Symposium on Environmental Hydraulics, University of Notre Dame, Indiana, June 2018.

5.        Y. Song, Y. Xu and X. Liu. "Computational Modeling of Hydrodynamics and Scour around Objects" 8th International Symposium on Environmental Hydraulics, University of Notre Dame, Indiana, June 2018.

6.        Y. Xu and X. Liu. " 3D Numerical simulation of bed morphological responses to complex in-stream structures" 2017 AGU Fall Meeting, New Orleans, LA, December 2017.

7.        X. Liu and Y. Xu. " Computational Modeling of Hydrodynamics and Scour around Underwater Munitions " 2017 AGU Fall Meeting, New Orleans, LA, December 2017.

8.        Y. Song, Y. Xu and X. Liu. "Three-dimensional CFD Modeling for the Turbulent Flow and Scour around Underwater Munition" SERDP Symposium 2017, DC, November 2017.

9.        Y. Xu, X. Liu and K.R. Smithgall. "Fast Reconstruction of Kayak Surfing Waves using Structure-from-Motion and Computational Fluid Dynamics" River, Coastal and Estuarine Morphodynamics 10th Symposium, Trento, Italy, September 2017.

10.     Y. Xu and X. Liu. "Numerical Experiments on Geometric Simplification of In-stream Structures" World Environmental and Water Resources Congress 2017, Sacramento, California, May 2017.

11.     Y. Xu and X. Liu. "Numerical study on the orientation of near-bank large woody debris" World Environmental and Water Resources Congress 2016, West Palm Beach, Florida, May 2016.

12.     Y. Xu and X. Liu. "Morphological Impact of Natural and Engineered Large Woody Debris" Penn State Institutes of Energy and the Environment’s 2015 Water Symposium, University Park, PA., February 2015.

13.     X. Liu, Y. Xu, Y. Lai, D. L. Smith, and D. J. Bandroski. "Realistic Physical and Computational Modeling of Eco-hydraulics: Large Woody Debris as an Example" River Coastal and Estuarine Morphodynamics 9th Symposium, Iquitos, Peru, September 2015.

◆申请专利：

1.        一种文丘里施肥器空化发生的监测装置及监测判定方法，发明专利，201210487324.3，排名第2。

◆联系方式：

地址：北京市海淀区清华东路17号中国农业大学东校区

Email：ycxu@cau.edu.cn; ycxu1990@gmail.com

网站：https://cloud.github.io

https://www.researchgate.net/profile/Yuncheng_Xu

https://scholar.google.com/citations?user=zWF0iRgAAAAJ&hl=en

https://github.com/cloud1990