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  • About us
    About the Department
    Greetings from the Chair
    Administration
    How to find us
    90th Anniversary
  • Faculty
    Fulltime faculty
  • Research
    Research directions
    Research Highlights
    Laboratory for Climate and Ocean-Atmosphere Studies
    The joint research centre for atmospheric hydrological cycle and weather modification
    PKU AOS – Harvard EPS Climate and Environment Collaborative (CEC)
  • Education
  • Lectures
    Distinguished Lectures
  • Recruitment
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Lectures

A Full Stokes Model for Ice Sheet Simulation

发布时间:2017-12-20
 

  主讲:冷伟 助理研究员,中国科学院数学与系统科学研究院

  时间:2017年12月20日,星期三,15:00-16:10

  地点:物理楼北547

  主持/联系:刘永岗

  

  摘要:本次报告将介绍我们开发的冰盖模拟的三维Full Stokes模式,该模式是在并行自适应有限元平台PHG平台上开发的。针对Full Stokes模型的求解困难、计算量大等问题,我们发展了高效的预条件子求解线性方程组,设计了Picard-Newton混合迭代法求解非线性问题,采用了特别的数值格式以保证局部质量守恒。报告还将介绍我们在EISMINT-II测试中,使用不同冰盖模型模拟结果的比较。

  

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