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Simulating Deposition of Aerosol Particles on Single Fiber Surface

FU Hai-ming ZHU Hui

东华大学学报(英文版)2009,Vol.26Issue(3):252-258,7.
东华大学学报(英文版)2009,Vol.26Issue(3):252-258,7.

Simulating Deposition of Aerosol Particles on Single Fiber Surface

Simulating Deposition of Aerosol Particles on Single Fiber Surface

FU Hai-ming 1ZHU Hui2

作者信息

  • 1. School of Environmental Science and Engineering, Donghua University, Shanghai 201620, China
  • 2. Guilin College of Aerospace Technology, Guilin 541004, China
  • 折叠

摘要

Abstract

The stochastic simulation method, based on the concept of control window and the numerical solution of the Langevin equation, is applied to solve the deposition problem of particles from the flowing suspensions onto a fiber collector. Using the Kuwabara model to characterize the flow field, the effects of Stokes number, interception parameter, packing density, particle size distribution on the collection efficiency, and the deposition morphology of particles onto a collector areexamined. The morphology of deposit obtained in the simulated results agrees well with experimental observations. The estimation of the initial collection efficiency through the simulations considers that the deposited particles are in good agreement with published experimental data. In addition, the collection efficiency of particles increases in a wider particle size distribution region.

关键词

stochastic simulation method/collection efficiency/particle deposition/aerosol filtration

Key words

stochastic simulation method/collection efficiency/particle deposition/aerosol filtration

分类

资源环境

引用本文复制引用

FU Hai-ming,ZHU Hui..Simulating Deposition of Aerosol Particles on Single Fiber Surface[J].东华大学学报(英文版),2009,26(3):252-258,7.

基金项目

Shanghai Leading Academic Discipline Project, China(No. B604) (No. B604)

东华大学学报(英文版)

1672-5220

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