杨立军
职称\职位:教授\博导\
出生年月:1970年6月
电子邮箱:yanglijun@buaa.edu.cn 办公地点:新主楼B1008
办公电话:**


基本情况


1992年获北航航空发动机专业学士学位，1995年获北航流体机械及流体动力工程硕士学位，2004年获北航航空宇航推进理论与工程专业博士学位。1995~1997年俄罗斯波罗的海技术大学访问，2000~2001年俄罗斯莫斯科航空学院访问。2015年获得“国家科学基金”资助，2010年被评为“全国优秀科技工作者”, 2009年获“茅以升北京青年科技奖”，2005年获“北京市科技新星计划（B）”资助。兼任北京热物理与能源工程学会常务副理事长、中国力学学会流体力学专业委员会委员，非牛顿流体力学专业组副组长，第五、六届“航空动力学报”编委等职。


研究方向



1.非牛顿流体流动不稳定性
2.液体射流不稳定性及破裂机理
3.喷嘴动力学
4.燃烧不稳定性机理



科研成果


主持国家科学基金、自然科学基金面上项目、973子课题、863、国家科技支撑计划等各类课题40余项。在Journal of Fluid Mechanics, Physics of Fluids, Combustion and Flame，AIAA Journal of Propulsion and Power等国际著名学术刊物发表SCI检索论文60余篇，编著“液体火箭发动机推力室设计”（2016年获第四届中国大学出版社图书二等奖）教材1部。获得中国发明专利授权20余项。作为第一获奖人获教育部科技进步二等奖、国防科学技术三等奖、北京市金桥工程一等奖各1次。主讲《气体动力学》课程，指导博士、硕士40余人。



主讲课程


主讲本科生课程《气体动力学》、《工程热力学与传热学》和研究生课程《液体火箭发动机喷嘴动力学》。


发表论文


2016年

Ø Stability of a confined swirling annular liquid layer with heat and mass Transfer, International Journal of Heat and Mass Transfer,104（2017）p.644-649.
Ø Instability of viscoelastic compound jets，Physics of Fluids,28,（2016）043101 p.1-22.
Ø Characteristics of sheet formed by collision of two elliptical jets at short impact distance, Journal of Fluids Engineering ASME, 2016, vol. 138, 051201.
Ø Weakly nonlinear varicose-mode instability of planar liquid sheets，Physics of Fluids,28,（2016）034105 p.1-22.
Ø Absolute instability of a supercritical shear layer, Atomization and Sprays, 26 (8):（2016）, p.815-826.
Ø Effect of gas-liquid axial velocity continuity on the axisymmetric and asymmetric instabilities of a viscoelastic liquid core in a swirling gaseous co-flow, Atomization and Sprays, 26（1）, 2016, p.1-21.
Ø Dynamic characteristics of the recessed chamber within a gas–liquid coaxial injector, Advances in Mechanical Engineering, 2016, Vol. 8(4) p.1-7.
Ø Instability of an viscoelastic incompressible liquid sheet in compressible ambient gas, Atomization and Sprays, 26（1）, 2016, p.73-91.
2015年
Ø Visualization studies of the spray from swirl injectors under elevated，Aerospace Science and Technology，47（2015）p.154-163.
Ø Mesoscopic simulation of thinning liquid bridge with DPD method, Physical Review E, 92,（2015）023008 p.1-9.
Ø Frontal Impingement of Nanojets: Formation, Disintegration and Mixing of Nano Liquid Sheet, Molecular simulation, 2015,Vol. 41, No. 15, 1227–1233.
Ø Nonlinear dual-mode instability of planar liquid sheets, Journal of Fluid Mechanics, vol. 778, (2015), p. 621-652.
Ø Weakly nonlinear instability of planar viscoelastic sheets, Physics of Fluids,27,（2015）013103 p.1-30.
Ø Oblique Impact of Two Power-law Fluid Jets at Low-speed, Journal of Propulsion and Power, Vol.31, No.6, 2015, p.1653-1660.
Ø Stability of an annular power-law liquid sheet, Proc IMechE Part C: J Mechanical Engineering Science, 2015 Vol. 229(15) 2750–2759.
Ø Two-dimensional instability response of an electrified viscoelastic planar liquid sheet subjected to unrelaxed axial elastic tension, Atomization and Sprays, 25(2), 2015. p.99-121.
2014年
Ø Spray of gelled propellants from an impinging-jet injector under different temperatures, Aerospace Science and Technology, 2014. 39. p.552-558.
Ø Temporal Instability of a Power-Law Planar Liquid Sheet, Journal of Propulsion and Power,Vol.31, No.1,2015, p.286-293.
Ø Effect of gas velocity on the weakly nonlinear instability of a planar viscous sheet, Physics of Fluids, 26, (2014), 074106, p.1-14.
Ø Thermocapillar instability of a two-dimensional viscoelastic planar liquid sheet in surrounding gas, Physics of Fluids, 26, (2014), 033105 p.1-14.
Ø Effects of Orifice Geometry on Gelled Propellants Sprayed from Impinging-jet Injectors，Journal of Propulsion and Power, Vol.30, No.4, 2014, p.1113-1117.
Ø Liquid Sheet Formed by Impingement of Two Viscous Jets, Journal of Propulsion and Power, Vol.30, No.4, 2014, p.1016-1026.
Ø Absolute and Convective Instability of a Confined Swirling Annular Liquid Layer, Atomization and Sprays, 24.(7):(2014). p.555–573.
2013年
Ø Absolute and Convective Instability of a Liquid Sheet with Traverse Tempe-rapture Gradient, Inter- national Journal of Heat and Fluid Flow, Vol.44,(2013), p.652-661.
Ø Weakly nonlinear instability of planar viscous sheets，Journal of Fluid Mechanics, Vol.735, (2013), p. 249-287.
Ø Nonlinear Analysis of Pulse Combustor Model with Exhaust Decoupler and Vent Pipe, Combustion and Flame,Vol.160 No.12, (2013), p.2866-2878.
Ø Instability of a Confined Viscoelastic Liquid Sheet of Parabolic Velocity Profile, Journal of Fluids Engineering ASME, Vol.135, No.12, 2013, p. 121204.
Ø Spatial-temporal stability of an electrified viscoelastic liquid jet, Journal of Fluids Engineering ASME, Vol.135, No.9, Jun 06 2013, p. 094501.
Ø Instability of viscoelastic annular liquid sheets subject to unrelaxed axial elastic tension, Journal of Non-Newtonian Fluid Mechanics, 198(2013), p.31–38.
Ø Linear stability analysis of a slightly viscoelastic liquid jet, Aerospace Science and Technology, 28(2013), p.249-256.
Ø Effect of distributed heat source on low frequency thermo-acoustic instabilities.Journal of Sound and Vibration, 332(2013), p.3098-3111.
Ø Ming-xi Tong, Linear stability analysis of a three-dimensional viscoelastic liquid jet surrounded by a swirling air stream, Journal of Non-Newtonian Fluid Mechanics, 191(2013), p.1-13.
Ø Qing-fei Fu, Spray Characteristics of Gelled Propellants in a Novel Impinging Jet Injectors，Journal of Propulsion and Power, Vol. 29, No.1, 2013, p.104-113.