[Oral Presentation]压力驱动的管道二元颗粒流的流动行为研究

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

压力驱动的管道二元颗粒流的流动行为研究

ID：322 Submission ID：157 View Protection：ATTENDEE Updated Time：2024-05-20 10:47:52 Hits：703 Oral Presentation

Start Time：Pending （Asia/Shanghai）

Duration：Pending

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

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Abstract

在工业加工、运输领域中，管道颗粒流的流动性对加工精度、运输效率有重要影响。本研究基于离散单元法，讨论了压力、粒径比、模具形状等因素对压力驱动管道二元颗粒流的流动行为的影响。统计了二元颗粒材料流经模具收缩区域时的流量变化，发现小颗粒对大颗粒具有润滑作用，颗粒流流动性随粒径比、管口角度和驱动压力的增大而增大。通过调查颗粒流运输过程中的各向同性、接触力链、速度分布等颗粒细观行为，分析了压力、粒径比、模具形状等因素对二元颗粒流动行为的影响机制。

Keywords

颗粒材料,二元颗粒流,离散单元法,压力驱动,粒径比

Speaker

杨德泽

武汉大学土木建筑工程学院

Submission Author

杨德泽武汉大学土木建筑工程学院

朱子健武汉大学土木建筑工程学院

楚锡华武汉大学土木建筑工程学院

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