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开放海域污染物扩散的分形模拟

瞿波 爱迪生保尔 董艳梅

水利水电科技进展2016,Vol.36Issue(6):20-23,94,5.
水利水电科技进展2016,Vol.36Issue(6):20-23,94,5.DOI:10.3880/j.issn.10067647.2016.06.004

开放海域污染物扩散的分形模拟

Fractal simulation of diffusion of pollutants in open ocean

瞿波 1爱迪生保尔 2董艳梅3

作者信息

  • 1. 南通大学理学院,江苏 南通 226007
  • 2. 英国卡迪欧数值公司,英国 爱丁堡 EH33 1EH
  • 3. 昆明理工大学城市学院,云南 昆明 650051
  • 折叠

摘要

Abstract

The traditional fractional Brownian motion ( FBM ) model and the improved FBMINC model were analyzed. Based on these two models and the particle tracking model, an accelerated fractional Brownian motion ( AFBM) particle tracking model was developed and used to simulate the diffusion of floating pollutants in oceans. The simulation results show that, compared with the traditional model, the AFBM particle tracking model is more reliable and has a wider scope of application, due to the wider range of the Hurst exponent.

关键词

扩散/加速分数布朗运动/粒子追踪模型/分形/开放海域

Key words

diffusion/accelerated fractional Brownian motion/particle tracking model/fractal/open ocean

分类

数理科学

引用本文复制引用

瞿波,爱迪生保尔,董艳梅..开放海域污染物扩散的分形模拟[J].水利水电科技进展,2016,36(6):20-23,94,5.

基金项目

国家自然科学基金(41276097) (41276097)

水利水电科技进展

OA北大核心CSCDCSTPCD

1006-7647

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