本文采用蒙特卡洛法建立了二维参与性介质中超短脉冲激光的瞬态辐射传输概率模型,通过与相关文献计算数据的对比,验证了上述物理模型及数值算法的正确性.同时,讨论了介质侧面交界处反射特性、激光入射半径及脉冲宽度对不同探测位置处透射反射信号强度及时域分布的影响,探讨入射脉冲宽度和激光传输特征时间对透射反射信号时间展宽特性的关联性,为激光主动探测过程中摄像机选通门开启时刻及持续时间的选取提供参考借鉴.
参考文献
| [1] | Guo ZX.;Aber J.;Garetz BA.;Kumar S. .Monte Carlo simulation and experiments of pulsed radiative transfer[J].Journal of Quantitative Spectroscopy & Radiative Transfer,2002(2/5):159-168. |
| [2] | Tan HP;Zhang HC;Zhen B .Estimation of ray effect and false scattering in approximate solution method for thermal radiative transfer equation[J].Numerical Heat Transfer, Part A. Application: An International Journal of Computation and Methodology,2004(8):807-829. |
| [3] | Zhai PW;Kattawar GW;Yang P .Impulse response solution to the three-dimensional vector radiative transfer equation in atmosphere-ocean systems. I. Monte Carlo method[J].Applied optics,2008(8):1037-1047. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%