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计算机工程 ›› 2010, Vol. 36 ›› Issue (15): 262-264. doi: 10.3969/j.issn.1000-3428.2010.15.093

• 开发研究与设计技术 • 上一篇    下一篇

分层地层中的电磁波传播数值模拟

陈 鹏1,吴成明2   

  1. (1. 三峡大学计算机与信息学院,宜昌 443002;2. 三峡大学电气与新能源学院,宜昌 443002)
  • 出版日期:2010-08-05 发布日期:2010-08-25
  • 作者简介:陈 鹏(1973-),男,高级工程师、博士,主研方向:计算电磁学,计算机图形学;吴成明,副教授

Numerical Simulation of Electromagnetic Waves Propagation in Stratified Stratum

CHEN Peng1, WU Cheng-ming2   

  1. (1. College of Computer and Information Technology, China Three Gorges University, Yichang 443002; 2. College of Electrical Engineering & Renewable Energy, China Three Gorges University, Yichang 443002)
  • Online:2010-08-05 Published:2010-08-25

摘要: 为提高电磁波在地层媒质中传播特性的分析准确度,针对突变型分层地层媒质的地质统计特征,利用Kriging插值算法建立地层媒质模型,采用时域有限差分方法实现分层地层媒质中的电磁场数值计算。仿真结果表明,该方法能有效解释透地通信中的电磁场传播 现象。

关键词: 分层地层媒质, 电磁场, Kriging插值, 数值模拟

Abstract: In order to improve the analysis accuracy of electromagnetic waves propagation characteristics in the stratified stratum, Kriging interpolation is adopted to estimate the electromagnetic parameters distribution in stratum and set up the stratum model, and the Finite Difference Time Domain(FDTD) method is used to simulate the process of electromagnetic waves transmission in the real world stratum. Simulation results show that the method can explain the electromagnetic transmission phenomenon in the through-the-earth communication.

Key words: stratified stratum medium, electromagnetic field, Kriging interpolation, numerical simulation

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