刘沙


的个人主页 http://teacher.nwpu.edu.cn/04A1E6B464CA4E028647E0914F1157A5

  被浏览次数:9075

基本信息 The basic information

刘沙

航空学院

博士研究生毕业

工学博士

副教授

力学-流体力学,力学-空气动力学,计算机科学与技术-计算机应用技术

shaliu@nwpu.edu.cn

029-88460412

工作经历 Work Experience

2020/10至今,        西北工业大学航空学院流体力学系,长聘副教授 

2017/09-2020/09,西北工业大学航空学院流体力学系,副教授 

2015/04-2017-08,中国航空工业集团公司西安航空计算技术研究所,工程师

2012/01-2012/05,香港科技大学,数学系,访问学者

教育经历 Education Experience

2004/09-2008/06,西北工业大学,航空学院飞行器环境与生命保障专业,学士

2008/09-2010/08,西北工业大学,航空学院计算流体力学专业,硕士,导师:钟诚文

2010/09-2015/04,西北工业大学,航空学院计算流体力学专业,博士,导师:钟诚文 

教育教学 Education And Teaching

<<Fundamental of Aerodynamics>> for both native and international students (MS and PhD students,40 class hour)

《可压缩空气动力学(高速空气动力学)》本科生课程 (40学时)

招生信息 Admission Information

研究团队欢迎空气动力学、计算流体力学(或计算物理、应用数学)以及飞行器设计方向的硕博士研究生加入

科学研究 Scientific Research

有合作意向的博士后科研人员,请联系邮箱shaliu@nwpu.edu.cn


研究方向:

1. 地表至外层空间全速域空气动力学模拟;

2. 多尺度流动建模计算;

3. 近空间全速域流动快速计算方法;

4. 空气动力学计算方法高性能计算方法。


研究思路:

以介观(宏观与微观之间的中间尺度)的气体动理学方法,从更加符合物理实际的角度,研究稀薄效应、微尺度效应等多尺度效应,研究相应的流动机理和数值计算方法。


应用方向:

近空间/亚轨道飞行器和微纳米机械相关流场仿真。


Researchgate:

https://www.researchgate.net/profile/Sha_Liu32

学术成果 Academic Achievements

SCI论文20余篇。一作/通讯论文和约稿论文如下:

(1).   Sha Liu, Junzhe Cao, Chengwen Zhong. Multiscale kinetic inviscid flux extracted from a gas-kinetic scheme for simulating incompressible and compressible flows. Physical Review E. (Accepted, in production).

(2).   Sha Liu, Chengwen Zhong, Ming Fang. Simplifed Unifed Wave-Particle Method with Quantifed Model-Competition Mechanism for Numerical Calculation of Multi-Scale Flows. Physical Review E, 2020, 102: 013304. (SCI: 000550381200018).

(3).   Sha Liu, Ruifeng Yuan, Usman Javid, Chengwen Zhong. Conservative discrete-velocity method for the ellipsoidal Fokker-Planck equation in gas-kinetic theory. Physical Review E, 2019, 100(3): 033310. (SCI: 000486652400009).

(4).   Sha Liu, Yuehan Yang, Chengwen Zhong. An extended gas-kinetic scheme for shock structure calculations. Journal of Computational Physics, 2019, 390: 1-24 (SCI: 000468887700002).

(5).   Sha Liu, Yihua Liang. Asymptotic-preserving Boltzmann model equations for binary gas mixture. Physical Review E, 2016, 93(2-1): 023102. (SCI: 000369438600004; EI: 20161002054214)

(6).   Sha Liu, Chengwen Zhong, Jie Bai. Unified gas-kinetic scheme for microchannel and nanochannel flows. Computers and Mathematics with Applications. 2015, 69: 41–57. (SCI: 000348960500004; EI: 20144900297732)

(7).   Sha Liu, Chengwen Zhong. Investigation of the kinetic model equations. Physical Review E, 2014, 89(3): 033306. (SCI: 000332673300011; IF: 2.265)

(8).   Sha Liu, Pubing Yu, Kun Xu, Chengwen Zhong, Unified gas kinetic scheme for diatomic molecular simulations in all flow regimes, Journal of Computational Physics, 2014, 259: 96-113 (SCI: 000329506500007; IF: 2.265)

(9).   Sha Liu, Chengwen Zhong. Modified unified kinetic scheme for all flow regimes. Physical Review E, 2012, 85(6): 066705. (SCI: 000305256400004; IF: 2.307)

(10). Sha Liu, Chengwen Zhong, Xiaopeng Chen, Jun Cao. A GPU Implementation of Fast Solver for Large Scale Nonlinear Equations[C]. 2010 International Colloquium on Computing, Communication, Control, and Management, 10: 23-26. (SCI: 000393717600006)

(11). Jianfeng Chen, Sha Liu*, Yong Wang, Chengwen Zhong. Conserved discrete unified gas-kinetic scheme with unstructured discrete velocity space. Physical Review E, 2019, 100(4): 043305 (SCI: 000491175700006).

(12). Jianfeng Chen, Sha Liu*, Yong Wang, Chengwen Zhong. A compressible conserved discrete unified gas-kinetic scheme with unstructured discrete velocity space for multi-scale jet flow expanding into vacuum environment. Communications in Computational Physics, 2020, 28: 1464-1501.

(13). Ruifeng Yuan, Sha Liu*, Chengwen Zhong. A multi-prediction implicit scheme for steady state solutions of gas flow in all flow regimes. Communications in Nonlinear Science and Numerical Simulation, 2021, 92: 105470.

(14). Ruifeng Yuan, Sha Liu*, Chengwen Zhong. A novel multiscale discrete velocity method for model kinetic equations. Communications in Nonlinear Science and Numerical Simulation, 2021, 92: 105473.

(15). 刘沙, 王勇, 袁瑞峰, 张瑞, 陈健锋, 朱亚军, 卓丛山, 钟诚文. 统一气体动理学方法研究进展[J]. 气体物理, 2019, 4(4): 1-13. (期刊约稿)


主持的研究课题:

1.     国家自然科学基金面上项目跨流域多组分热非平衡流动的波-粒子耦合计算方法,12172301,2022-2025,在研.

2.     XXXX计划重点基础研究项目 (子课题,国家级), XXX非平衡流动XXX求解方法, 2019-XXXX-XX-XXX-00-01, 2019/12-2023/12, 在研.

3.     XXXX计划重点研究项目(子课题,国家级), XXX非平衡XXX多尺度XXX, 2019-XXXX-XX-XXX-00-01, 2019/12-2023/12, 在研.  

4.     JCXX项目(子课题,国家级),xxxxx动理学与计算方法,2020-2024,在研.

5.     国家自然科学基金青年项目, 11902266, 模型竞争机制下的算法层级粒子/连续多尺度耦合求解方法(multi-scale algorithm-level hybrid particle/continuum method based on mode competition), 2020/01-2020/12, 在研.

6.     重点实验室基金, G2018XXXXXXX, XXX气体动理学XXX, 2018/01-2019/12, 结题.

7.     中央高校基本科研业务费, G2018KY0302, 高精度气体动理学格式研究, 2018/09-2021/09, 20万, 结题.

8.     航空科学基金-空天专项, 2015ZA31001, 近空间气动力/热数值预测方法, 2015/10-2017/09, 结题.