Infrared and Laser Engineering, Volume. 48, Issue 6, 606003(2019)

Influence of periodic temperature excitation on mixing performance and small signal gain coefficient of mixing gasdynamic CO2 laser

Zhai Xiaofei1、*, Zhou Jin2, and Lai Lin2
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
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    References(12)

    [1] [1] Chakravarty P, Reddy N M, Reddy K P J. Evaluation of downstream mixing scheme for 9.4 μm CO2 gasdynamic laser[J]. Journal of Physics, 1990, 34(4): 333-345.

    [2] [2] Taran J P E, Charpenel M, Borghi R. Investigation of a mixing CO2 GDL[C]//6th Fluid and Plasma Dynamics Conference, 1973.

    [3] [3] Cassady P E, Newton J F, Rose P H. A new mixing gasdynamic laser[C]//9th Fluid and Plasma Dynamics Conference, 1976.

    [4] [4] Cassady P E. Survey of advanced gasdynamic laser concepts[J]. J Energy, 1980, 4(4): 145-161.

    [5] [5] MeLaaghilin D K, Martens S, Kinzie K W. An experimental investigation of large scale instabilities in a low Reynolds Number two-stream supersonic shear layer[C]//9th Fluid and Plasma Dynamics Conference, 1976.

    [6] [6] Adelgren R G, EUiott G S, Crawford J B. Axisymmetric jet shear-layer excitation by laser energy and electric arc discharges[J]. AIAA Journal, 2005, 43(4): 776-791.

    [7] [7] Sun Mingbo, Wang Zhenguo, Liang Jianhan. Mixing enhancement of a 2D supersonic mixing layer induced by inflow periodic temperature excitation[J]. Journal of Astronautics, 2008, 29(2): 444-448. (in Chinese)

    [8] [8] Lai Lin. Design and small signal gain field investigation of the new concept nozzles of pre-mixing/mixing gasdynamic CO2 laser[D]. Changsha: National University of Defense Technology, 2013: 121-122. (in Chinese)

    [9] [9] Wang Weidong. CFD mixing analysis of vortex generator jets injected into confined crossflow in rectangular duct[J]. Journal of Propulsion Technology, 1998, 19(2): 58-62. (in Chinese)

    [10] [10] Anderson J D. Gasdynamic Lasers: An Introduction[M]. New York, San Francisco, London: Academic Press, 1976: 35-37.

    [12] [12] Zhai Xiaofei. Study on flow field characteristic of nozzle and laser cavity and small signal gain characteristic of mixing gasdynamic CO2 laser[D]. Changsha: National University of Defense Technology, 2015: 38-45. (in Chinese)

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    Zhai Xiaofei, Zhou Jin, Lai Lin. Influence of periodic temperature excitation on mixing performance and small signal gain coefficient of mixing gasdynamic CO2 laser[J]. Infrared and Laser Engineering, 2019, 48(6): 606003

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    Paper Information

    Category: 激光技术及应用

    Received: Jan. 9, 2019

    Accepted: Feb. 18, 2019

    Published Online: Jul. 29, 2019

    The Author Email: Xiaofei Zhai (zhaixiaofei0@126.com)

    DOI:10.3788/irla201948.0606003

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