地磁场发电机数值模拟综述

Geodynamo numerical simulation review

简要综述地磁场发电机模型,包括控制方程组、无量纲方案、初始条件边界条件、数值方法和标度律等,并以MoSST模型为例,展示地磁场发电机的数值计算结果。虽然地磁场发电机的数值模拟还存在很多问题和挑战,但它仍是研究地磁场不可或缺的方法。随着计算能力的不断提升,地磁场发电机的数值模拟将会取得更大的进展,为理解地磁场提供有力的支持。

This review simply summarizes geodynamo models,including the control equations,dimensionless scheme,initial and boundary conditions,the numerical methods,the scaling laws,and so on.MoSST model is taken as an example to show the results of geodynamo numerical model.Though in the geodynamo numerical simulation there exist many problems and challenges,it is still an indispensable method to study the geomagnetic field.With the improvement in the computing power in the near future,the geodynamo numerical simulation will achieve great development and will provide powerful supports for understanding the geomagnetic field.