2019, 39(4):452-462. doi: 10.16078/j.tribology.2018165

惯性效应对超高速倾斜端面气膜密封稳动态特性影响

浙江工业大学 过程装备及其再制造教育部工程研究中心,浙江 杭州 310014

通讯作者: 彭旭东, xdpeng@126.com

收稿日期: 2018-11-05
录用日期: 2019-03-05
网络出版日期: 2019-07-28

The Influence of Inertia Effect on Steady Performance and Dynamic Characteristic of Super High-Speed Tilted Gas Face Seal

Engineering Research Center of Process Equipment and Its Remanufacturing of Ministry of Education, Zhejiang University of Technology, Zhejiang Hangzhou 310014, China

Corresponding author: Xudong PENG, xdpeng@126.com

Received Date: 05 Nov 2018
Accepted Date: 05 Mar 2019
Available Online: 28 Jul 2019

引用本文: 沈伟, 彭旭东, 江锦波, 李纪云, 赵文静. 惯性效应对超高速倾斜端面气膜密封稳动态特性影响[J]. 摩擦学学报. doi: 10.16078/j.tribology.2018165.

Citation: Wei SHEN, Xudong Peng, Jinbo JIANG, Jiyun LI and Wenjing ZHAO. The Influence of Inertia Effect on Steady Performance and Dynamic Characteristic of Super High-Speed Tilted Gas Face Seal[J]. TRIBOLOGY.

研究了惯性效应和端面倾斜对超高速气膜端面密封稳动态特性的影响. 考虑气体惯性效应,建立了气膜端面密封稳动态特性数值分析模型,采用有限差分法求解稳态和微扰雷诺方程,获得端面膜压分布. 数值分析了惯性效应和端面倾斜度对开启力、气膜刚度和泄漏率等稳态性能参数以及刚度系数和阻尼系数等动态特性系数的影响规律,并以获得较大刚度系数为目标,获得了螺旋槽关键几何参数的优选值范围. 结果表明:在超高速条件下,考虑惯性效应后的干气密封泄漏率显着减小,刚漏比明显增大,而开启力、气膜刚度和动特性系数变化不大;倾斜端面气膜密封相较于平行端面气膜密封具有更佳的低频刚度和高频阻尼.

关键词: 气膜端面密封, 惯性效应, 端面倾斜, 稳动态特性, 超高速
[1]

Gabriel R P. Fundamentals of spiral groove noncontacting face seals[J]. Lubrication Engineering, 1994, 50: 215–224.

[2]

Cheng H S. Performance characteristics of spiral groove and shrouded reyleigh steo profiles for high-speed noncontacting gas seals[J]. ASME Journal of Lubrication Technology, 1969, 91: 60–68. doi: 10.1115/1.3554900

[3]

沈心敏. 航空燃气轮机摩擦学[M]. 北京: 航空航天大学出版社, 2008.

Shen Xinmin. Tribology for aero-gas turbine engines[M]. Beijing: Beihang University Press, 2008(in Chinese).

[4]

Osterle J F, Hughes W F. High speed effects in pneumodynamic journal bearing lubrication[J]. Applied Scientific Research, 1958, 7(2-3): 89–99. doi: 10.1007/BF03184641

[5]

Gargiulo E P, J r. A re-evaluation of inertia effects in hydrodynamic gas journal bearings[J]. Journal of Lubrication Technology, 1976, 98(1): 187–188. doi: 10.1115/1.3452763

[6]

Chen C M, Dareing D W. The contribution of fluid film inertia to the thermohydrodynamic lubrication of sector-pad thrust bearings[J]. Journal of Tribology, 1976, 98(1): 125.

[7]

Yu T H, Sadeghi F. Groove effects on thrust washer lubrication[J]. Journal of Tribology, 2001, 123(2): 295–304. doi: 10.1115/1.1308014

[8]

Garratt J E, Hibberd S, Power H. Centrifugal inertia effects in high-speed hydrostatic air thrust bearings[J]. Journal of Engineering Mathematics, 2012, 76(1): 59–80. doi: 10.1007/s10665-011-9527-8

[9]

Haruo M. A theory of an externally pressurized circular thrust gas bearing with consideration of the effects of lubricant inertia[J]. Journal of basic engineering, 1963, 85(2): 304–309. doi: 10.1115/1.3656583

[10]

Pinkus O, Lund J W. Centrifugal effects in thrust bearings and seals under laminar conditions[J]. Journal of Tribology, 1981, 103(1): 126. doi: 10.1115/1.3251600

[11]

Ochiai M, Hashimoto H. Static and dynamic characteristics of high-speed, stepped thrust gas-film bearings (Theoretical analysis considering fluid inertia forces)[J]. Procedia Environmental Sciences, 1997, 63(613): 3249–3256.

[12]

Gupta R S, Sharma L G. Centrifugal inertia effects in misaligned radial face seals[J]. Wear, 1989, 129(2): 319–332. doi: 10.1016/0043-1648(89)90268-8

[13]

王衍, 孙见君, 陶凯, 等. T型槽干气密封数值分析及槽型优化[J]. 摩擦学学报, 2014, 34(4): 420–427. doi: 10.16078/j.tribology.2014.04.014

Wang Yan, Sun Jianjun, Tao Kai, et al. Numerical analysis of T-groove dry gas seal and groove optimization[J]. Tribology, 2014, 34(4): 420–427. doi: 10.16078/j.tribology.2014.04.014

[14]

宗聪, 彭旭东, 江锦波, 等. 似叠罗汉槽干气密封的结构优选与性能研究[J]. 摩擦学学报, 2017, 37(1): 121–129. doi: 10.16078/j.tribology.2017.01.016

Zong Cong, Peng Xudong, Jiang Jinbo, et al. Geometric optimization and seal performance of a pyramid-like-groove dry gas seal[J]. Tribology, 2017, 37(1): 121–129. doi: 10.16078/j.tribology.2017.01.016

[15]

丁雪兴, 王平西, 魏龙, 等. 两种螺旋角干气密封环端面摩擦特性试验研究[J]. 摩擦学学报, 2017, 37(3): 290–296. doi: 10.16078/j.tribology.2017.03.002

Ding Xuexing, Wang Pingxi, Wei Long, et al. Experimental study on friction characteristics of end face of dry gas seal rings with different spiral angle[J]. Tribology, 2017, 37(3): 290–296. doi: 10.16078/j.tribology.2017.03.002

[16]

陈源, 彭旭东, 李纪云, 等. 螺旋槽结构参数对干气密封动态特性的影响研究[J]. 摩擦学学报, 2016, 36(4): 397–405. doi: 10.16078/j.tribology.2016.04.001

Chen Yuan, Peng Xudong, Li Jiyun, et al. The influence of structure parameters of spiral groove on dynamic characteristics of dry gas seal[J]. Tribology, 2016, 36(4): 397–405. doi: 10.16078/j.tribology.2016.04.001

[17]

孟祥铠, 王乐勤, 吴大转, 等. 机械密封三维稳态模型及密封性能分析[J]. 摩擦学学报, 2010, 30(4): 356–360. doi: 10.16078/j.tribology.2010.04.012

Meng Xiangkai, Wang Leqin, Wu Dazhuan, et al. Three dimensional steady state model of a mechanical seal and seal performance analysis[J]. Tribology, 2010, 30(4): 356–360. doi: 10.16078/j.tribology.2010.04.012

[18]

彭旭东, 江锦波, 白少先, 等. 中低压干气密封螺旋槽结构参数优化[J]. 化工学报, 2014, 65(11): 4536–4542. doi: 10.3969/j.issn.0438-1157.2014.11.046

Peng Xudong, Jiang Jinbo, Bai Shaoxian, et al. Structural parameter optimization of spiral groove dry gas seal under low of medium pressure[J]. CIESC Journal, 2014, 65(11): 4536–4542. doi: 10.3969/j.issn.0438-1157.2014.11.046

[19]

江锦波, 陈源, 赵文静, 等. 干气密封螺旋槽几何参数优选交互影响[J]. 化工学报, 2018, 69(4): 1518–1527.

Jiang Jinbo, Chen Yuan, Zhao Wenjing, et al. Interaction effect of optimized value of geometric parameters of spiral groove of dry gas seal[J]. CIESC Journal, 2018, 69(4): 1518–1527.

[1]

徐奇超, 江锦波, 陈源, 彭旭东, 王玉明. 经典曲线型槽干气密封稳动态密封特性数值分析[J]. 摩擦学学报, 2018, 38(5):-462. doi: 10.16078/j.tribology.2018.05.012

[2]

谢静, 白少先. 高速气流阻塞效应对倾斜微孔端面密封动压特性的影响[J]. 摩擦学学报, 2017, 37(6):-462. doi: 10.16078/j.tribology.2017.06.012

[3]

柏林清, 白少先, 彭旭东, 孟祥铠, 李纪云. 倾斜微孔端面气体密封的动压特性研究[J]. 摩擦学学报, 2011, 31(2):-462.

[4]

白少先, 宋源森. 液体密封端面倾斜椭圆孔上游泵送特性[J]. 摩擦学学报, 2019, 39(1):-462. doi: 10.16078/j.tribology.2018070

[5]

白少先, 魏佳, 朱得磊, 马春红. T型槽端面密封气膜热弹流润滑动态稳定性[J]. 摩擦学学报, 2019, 39(2):-462. doi: 10.16078/j.tribology.2018073

[6]

谢静, 白少先. 倾斜椭圆微孔端面上游泵送气体密封流体动压特性[J]. 摩擦学学报, 2017, 37(2):-462. doi: 10.16078/j.tribology.2017.02.013

[7]

马春红, 白少先, 彭旭东, 李纪云. 螺旋槽端面微间隙高速气流润滑密封特性[J]. 摩擦学学报, 2015, 35(6):-462. doi: 10.16078/j.tribology.2015.06.008

[8]

. 超高速微转子系统磨损特性的研究[J]. 摩擦学学报, 2006, 26(2):-462.

[9]

彭旭东, 金杰, 李定, 江锦波, 孟祥铠, 李纪云. 高速涡轮泵机械密封端面温度变化规律研究[J]. 摩擦学学报, 2019, 39(3):-462. doi: 10.16078/j.tribology.2018095

[10]

胡纪滨, 刘丁华, 魏超. 径向直线槽端面密封空化特性数值模拟[J]. 摩擦学学报, 2011, 31(6):-462.

[11]

彭旭东, 刘鑫, 孟祥铠, 盛颂恩, 李纪云. 核主泵用双锥度端面流体静压机械密封热弹流效应研究[J]. 摩擦学学报, 2012, 32(3):-462.

[12]

丁雪兴, 王平西, 魏龙, 金良, 陈金林. 两种螺旋角干气密封环端面摩擦特性试验研究[J]. 摩擦学学报, 2017, 37(3):-462. doi: 10.16078/j.tribology.2017.03.002

[13]

孟祥铠, 江莹莹, 赵文静, 江锦波, 彭旭东. 考虑空化效应的螺旋槽机械密封液膜动力学特性研究[J]. 摩擦学学报, 2019, 39(2):-462. doi: 10.16078/j.tribology.2018091

[14]

. 激光加工多孔气体端面密封的静压性能研究[J]. 摩擦学学报, 2009, 29(3):-462.

[15]

魏浩东, 敖宏瑞, 姜洪源. 磁头/盘界面超薄气膜挤压效应和动压效应研究[J]. 摩擦学学报, 2010, 30(5):-462.

[16]

魏永辉, 张永振, 陈跃. 直流稳恒磁场下高速钢/45#钢环干滑动摩擦磨损特性研究[J]. 摩擦学学报, 2010, 30(4):-462.

[17]

李克斯, 张尔卿, 傅攀, 林志斌. 不完备先验知识下的机械密封端面磨损状态评估研究[J]. 摩擦学学报, 2016, 36(6):-462. doi: 10.16078/j.tribology.2016.06.008

[18]

. 不同型面微孔对激光加工多孔端面机械密封性能的影响[J]. 摩擦学学报, 2006, 26(4):-462.

[19]

张科, 吉华, 李岩霖, 战琳月, 陈志. 椭圆微孔端面机械密封泄漏率与几何收敛点的关系[J]. 摩擦学学报, 2017, 37(5):-462. doi: 10.16078/j.tribology.2017.05.006

[20]

. 带内环槽的螺旋槽干式气体端面密封的静压性能[J]. 摩擦学学报, 2008, 28(6):-462.

  • 计量
    • PDF下载量 (11)
    • 文章访问量 (263)
    • HTML全文浏览量 (69)
    • 引证文献数? (0)
    目录

    Figures And Tables

    惯性效应对超高速倾斜端面气膜密封稳动态特性影响

    沈伟, 彭旭东, 江锦波, 李纪云, 赵文静