期刊论文

Study on the migration distribution of microplastic in Dongting Lake based on Lagrangian particle model

中文

长沙理工大学学报(自然科学版)

1672-9331

2023

20

04

105-116

10.19951/j.cnki.1672-9331.20230616001

国家自然科学基金资助项目(52109006) 湖南省自然科学基金资助项目(2021JJ40100) 长沙理工大学科研创新基金资助项目(CX2021SS42)

本校为第一机构

【目的】探究微塑料进入洞庭湖后的迁移途径和输运过程。【方法】基于现场采样数据,利用水动力模型与拉格朗日粒子模型建立洞庭湖微塑料迁移数值模型。研究微塑料在平水期与丰水期的湖内迁移规律与分布差异,探讨微塑料聚集区分布原因并解...展开更多 【目的】探究微塑料进入洞庭湖后的迁移途径和输运过程。【方法】基于现场采样数据,利用水动力模型与拉格朗日粒子模型建立洞庭湖微塑料迁移数值模型。研究微塑料在平水期与丰水期的湖内迁移规律与分布差异,探讨微塑料聚集区分布原因并解析聚集区微塑料的来源。【结果】在平水期微塑料分布呈现出显著的非均匀性分布,存在4个聚集区。其中,东洞庭常年...

[Purposes]The paper aims to investigate the migration pathways and transport processes of microplastic after entering Dongting Lake.[Methods]Based on the field sampling data,the hydrodynamic model and the Lagrangian particle model were used to establish a numerical mode...MORE [Purposes]The paper aims to investigate the migration pathways and transport processes of microplastic after entering Dongting Lake.[Methods]Based on the field sampling data,the hydrodynamic model and the Lagrangian particle model were used to establish a numerical model of microplastic migration path and transportation ...