强激光与粒子束, 2006, 18 (4): 533, 网络出版: 2006-10-19  

运用功能梯度结构降低大功率激光系统中镜面热变形的数值分析

Numerical analysis of reduction of thermal deformation of mirrors in high power laser systems by functionally graded material
作者单位
中国科学院,工程热物理研究所,北京,100080
摘要
提出一种运用功能梯度结构以有效降低大功率激光系统中镜子温度和镜面热变形以及减缓热应力的新方法.讨论了环形分布和高斯分布2种类型的激光源.有限元分析结果表明,通过这种方法可使硅镜和铜镜的表面热变形成倍降低,并且还能同时显著降低镜体温度.讨论了代表热学和力学性质的函数表达式的斜率对镜面热变形的影响,研究表明:功能梯度结构的热物理对镜面形变产生重大影响,而力学性质对镜面形变的影响非常小.该结论可为具有该功能梯度结构的镜子优化设计和制造提供参考.
Abstract
参考文献

[1] Apollonov V V,Barchukov A I,Prokhorov A M.Optical distortion of heated mirrors in CO2 laser systems[J].IEEE J Quantum Electron,1974,10(6):505-508.

[2] Evans J.Thermal Lensing:A practical approach[C]//Proc of SPIE.1992,1625:44-60.

[3] Anthony F M,Hopkins A K.Actively cooled silicon mirrors[C]//Proc of SPIE.1981,297:196-203.

[4] Curzon F L,Kjorvel A,Camm D M,et al.Simple water-cooled mirror for high-power lamps[J].Rev Sci Instrum,1984,55:801-802.

[5] Yuen W W,Fleishman R V.A parametric study of mesh enhanced forced convection hest transfer for the cooling of high power density mirror[C]//Proc of SPIE.1989,1047:43-55.

[6] Xia J N,Cheng Z H,Qiu J L.Numerical simulation and analysis on deflection of silicon mirrors irradiated by high power laser[J].Chinese J Lasers,1995,4(5):421-430.

[7] Sun F,Yu W F,et al.Experimental study on thermal deformation of honeycombed PCM cooled mirror in resonator[J].Lasers Eng,2002,12(4):271-280.

[8] Herrit G L,Reedy H E.Advanced figure of merit evaluation for CO2 laser optics using finite element analysis[C]//Proc of SPIE.1989,1047:33-41.

[9] Peng Y F,Cui J L,et al.Characteristics of thermal distortions of the laser mirror substrates filled with phase-change materials[J].Optics Laser Tech,2005,doi:10.1016/j.optlastec.2005.01.009.

[10] Miyamoto Y,Kaysser W A,Rabin B H,et al.Functionally graded materials:design,processing and applications[M].Dordrecht:Kluwer Academic Publishers,1999.

[11] Tang D W,Araki N.An extended lord-shulman's dynamical theory of thermoelasticity[R].Thermal Stresses '97,Proc 2nd Int Symp Thermal Stresses & Related Topics,Rochester,1997:657-660.

[12] Hector Jr L G,Kim W S,Ozisik M N.Propagation and reflection of thermal waves in a finite medium due to axisymmetric surface sources[J].Int J Heat Mass Transf,1992,35(4):897-912.

[13] Zhou L P,Tang D W.Trans.Coupled finite element analysis of generalized thermoelasticity in semi-infinite medium[J].Japan Soc Mech Eng A,2005,(Submitted).

[14] Wolf H F.Silicon semiconductor data[M].Oxford:Pergamon Press,1969.

[15] Rohsenow W M,Hartnett J P.Handbook of heat transfer[M].New York:McGraw-Hill,1973.

[16] Noda N,Jin Z J.Steady thermal stresses in an infinite non-homogenous elastic solid containing a crack[J].Therm Stress,1993,16:181-196.

[17] Sladek J,Sladek V,Zhang C.Transient heat conduction analysis in functionally graded materials by the meshless local boundary integral equation method[J].Comput Mater Sci,2003,28:494-504.

[18] Tanigawa Y,Jeon S P,Sone D.Formulation of axisymmetric thermoelastic problem for Kassir's nonhomogeneous medium and its analytical development of thermal stress for semi-infinite body[J].Trans Japan Soc Mech Eng,1997,63(605):94-101.

[19] Tanigawa Y,Jeon S P,Hata T.Analytical development of axisymmetric elastic problem for semi-infinite body with Kassir's nonhomogeneous materials property[J].Trans Japan Soc Mech Eng A,1997,63(608):86-93.

周乐平, 唐大伟. 运用功能梯度结构降低大功率激光系统中镜面热变形的数值分析[J]. 强激光与粒子束, 2006, 18(4): 533. 周乐平, 唐大伟. Numerical analysis of reduction of thermal deformation of mirrors in high power laser systems by functionally graded material[J]. High Power Laser and Particle Beams, 2006, 18(4): 533.

关于本站 Cookie 的使用提示

中国光学期刊网使用基于 cookie 的技术来更好地为您提供各项服务,点击此处了解我们的隐私策略。 如您需继续使用本网站,请您授权我们使用本地 cookie 来保存部分信息。
全站搜索
您最值得信赖的光电行业旗舰网络服务平台!