[Oral Presentation]烟丝纤维流化分离过程数值模拟研究

Organized By

Hohai University

Monash University

Co-organized by

Southeast University

Jiangxi University of Science and Technology

Northeast University

DUT-BSU Scientific Research and Innovation Center

Suzhou University of Science and Technology

State Key Laboratory of Structural Analysis, Optimization and CAE Software for Industrial Equipment

Sponsoring agency

KELI SDEM Software (Dalian) Co., Ltd.

Sugon Smart Computing Information Technology Co., Ltd.

Beijing Paratera Technology Co., Ltd.

Simpop Information Technology Co., Ltd.

Important Dates

Conference Announcement

December 2023, release First Round Announcement
Abstract Submission Deadline
March 31^th, 2024
Paper Submission Deadline
April 30^th, 2024
Registration
From January 1^st, 2024
Conference Schedule
May 31^st (Friday), 2024 On-Site Registration
June 1^st to 3^rd, 2024 Conference

烟丝纤维流化分离过程数值模拟研究

ID：320 Submission ID：221 View Protection：ATTENDEE Updated Time：2024-05-20 10:44:29 Hits：642 Oral Presentation

Start Time：Pending （Asia/Shanghai）

Duration：Pending

Session：[No Session] » [No Session Block]

No files

Abstract

烟丝风选是烟草加工过程中的重要环节，其目的在于通过流化分离技术，将烟丝中的烟梗、碎片等杂质有效去除，以提高烟丝纯度。本研究采用DEM-CFD方法，针对竖直风分装置中烟丝与烟梗纤维的流化分离过程进行了模拟分析，确定了最佳分离效果的表观气速。进一步研究了进料速度、流化区域宽度和高度对分离效果的影响，并据此提出团簇判据指数，用以量化评估团簇发生概率。通过绘制团簇相图，发现团簇判据指数与分离效果正相关，与团簇发生概率负相关。此外，研究还表明烟梗体积分数对分离效果影响不显著，但显著影响团簇的结构和生成位置。

Keywords

离散单元法,柔性纤维,流化分离,颗粒流,风分装置

Speaker

王思远

浙江大学

Submission Author

王思远浙江大学

宇郭浙江大学

Sponsored By

Hohai University

Panel of Computational Mechanics on Granular Materials, Working Party of Computational Mechanics, Chinese Society of Theoretical and Applied Mechanics

Jiangsu Society of Theoretical and Applied Mechanics