船舶感应磁场计算方法研究

The study on calculation method of ships induced magnetic field

首先计算均匀磁场任意点的磁感应强度。根据计算过程中遇到的计算量大、耗时多的问题,提出利用快速多极子和积分方程式相结合的方法计算船舶感应磁场。此方法通过对计算对象的剖分降低了计算的维数,提高了计算效率。最后利用实例计算来说明本文算法在工程应用中的可靠性。

Firstly,this paper calculated the magnetic induction intensity at any point of uniform magnetic field. According computationally intensive and time-consuming problems in calculation process,proposed that use FMM and integral equation method combed to compute ship induced magnetic field. This method reduced dimensions of the calculation to improve computational efficiency. Finally,an example to illustrate the calculation algorithm is reliability in engineering applications.