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透平静叶型叶片反弯曲作用的实验研究

陈海生 谭春青 康顺 梁锡智

陈海生, 谭春青, 康顺, 等 . 透平静叶型叶片反弯曲作用的实验研究[J]. 北京航空航天大学学报, 2004, 30(06): 551-556.
引用本文: 陈海生, 谭春青, 康顺, 等 . 透平静叶型叶片反弯曲作用的实验研究[J]. 北京航空航天大学学报, 2004, 30(06): 551-556.
Chen Haisheng, Tan Chunqing, Kang Shun, et al. Experimental investigation on effects of blade negative bowing in turbine stator cascades[J]. Journal of Beijing University of Aeronautics and Astronautics, 2004, 30(06): 551-556. (in Chinese)
Citation: Chen Haisheng, Tan Chunqing, Kang Shun, et al. Experimental investigation on effects of blade negative bowing in turbine stator cascades[J]. Journal of Beijing University of Aeronautics and Astronautics, 2004, 30(06): 551-556. (in Chinese)

透平静叶型叶片反弯曲作用的实验研究

详细信息
    作者简介:

    陈海生(1977-),男,山东滕州人,博士生, chen hs@buaa.edu.cn.

  • 中图分类号: TK 474.7

Experimental investigation on effects of blade negative bowing in turbine stator cascades

  • 摘要: 在平面透平叶栅风洞中,测量了一种典型透平静叶型直叶片叶栅和叶片弯曲角分别为-10°、-20°的反弯曲叶片叶栅的出口流场和叶片表面静压.定量地分析了叶片反弯曲对叶栅出口二次流、总压损失和气流角的影响,并探讨了叶片反弯曲作用的机理.结果表明:叶片反弯曲在叶片表面特别是吸力面建立了反"C"形压力分布,它是引起叶栅性能和流场变化的主要原因,但叶片反弯曲不能改善叶栅的气动性能.

     

  • [1] 陈海生. 弯曲叶片透平叶栅和单级轴流风机气动特性的实验和数值模拟研究 . 北京:中科院工程热物理所, 2002 Chen Haisheng. Experimental and numerical investations on the aerodynamic characters in turbine cascades with bowed blades and a single-stage axial fan . Beijing:Institute of Engineering Thermophysics, Chinese Academy of Sciences, 2002(in Chinese) [2] Wang Z, Han Wanjin,Xu Wenyuan,et al. The blade curvinrg effects in a turbine stator cascades with low aspect ratio . AD 93-02713, 1993 [3] 谭春青,陈海生,康 顺,等.一种典型透平静叶型叶片正弯曲作用的实验研究[J].工程热物理学报,2001,22(3):247~250 Tan Chunqing,Chen Haisheng,Kang Shun,et al.Experimental investigation of the effects of positively bowing of a typical turbine stator[J].Journal of Engineering Thermophysics,2001,22(3):247~250(in Chinese) [4] 陈海生,康 顺, 谭春青,等. 叶片正弯曲对透平静叶栅叶片气动特性影响的实验研究[J].工程热物理学报, 2002, 23(2):179~182 Chen Haisheng, Kang Shun, Tan Chunqing,et al. Experimental investigation of the effects of blade positively-curving on aerodynamic characters of blades in turbine stator cascades[J]. Journal of Engineering Thermophysics, 2002,23(2):179~182(in Chinese) [5] Yamamoto A. Production and development of secondary flows and losses within two types of straight turbine cascades, part I:a stator case . ASME 86-GT-184, 1986 [6] Moore J. Secondary flows and losses downstream of a turbine cascade[J]. ASME Journal of Engineering for Gas Turbine and Power, 1985,107(4):961~968 [7] 谭春青. 透平叶栅中叶片的弯曲对流场性能影响的实验研究 . 哈尔滨:哈尔滨工业大学动力系,1993 Tan Chunqing. Experimental investigation of the effects of blade curving on the flow fields in turbine stator cascades . Harbin:Dept. of Power, Harbin Institute of Technology, 1993(in Chinese)
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出版历程
  • 收稿日期:  2003-01-20
  • 网络出版日期:  2004-06-30

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