[Oral Presentation]基于SPH方法混合粒径粒子建模及粒子捕捉系统的研究

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

基于SPH方法混合粒径粒子建模及粒子捕捉系统的研究

ID：257 Submission ID：268 View Protection：ATTENDEE Updated Time：2024-04-30 10:40:30 Hits：404 Oral Presentation

Start Time：Pending （Asia/Shanghai）

Duration：Pending

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

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Abstract

为了解决小尺度模型中网格大变形和畸变敏感性的问题，本研究采用光滑粒子流体动力学（SPH）方法对小尺度风沙流模型进行数值模拟，以突破计算网格的限制。本研究采用像素识别技术，利用C语言编程，构建了一个可以实现单一粒径、混合粒径的任意二维粒子建模系统。首先，生成较大粒径的颗粒，这些沙粒颗粒在受到重力和颗粒间碰撞摩擦的影响下逐渐达到初始平衡状态。随后，我们填充较小粒径的颗粒，从而使得风沙流模拟的颗粒状态更加贴近自然界中沙粒随机堆积的情况。此外，利用C语言编写了基于SPH方法粒子捕捉系统，针对危险粒子来源进行追踪，通过分析危险粒子来源位置，采用有效措施进行阻止。

Keywords

混合粒径光滑粒子流体动力学(SPH)方法粒子建模粒子捕捉风沙两相流

Speaker

高文秀

新疆大学

Submission Author

高文秀新疆大学

金阿芳新疆大学

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