SPH-FEM耦合法数值模拟在工程爆破教学中的应用研究  

Research on the application of SPH-FEM coupling algorithm numerical simulation in engineering blasting teaching

作　　者：程兵 汪海波[3] 汪泉[1,2] 宗琦 李洪伟[1,2] CHENG Bing;WANG Haibo;WANG Quan;ZONG Qi;LI Hongwei(School of Chemical Engineering,Anhui University of Science and Technology,Huainan 232001,China;Anhui Engineering Laboratory of Explosive Materials and Technology,Huainan 232001,China;School of Civil Engineering and Architecture,Anhui University of Science and Technology,Huainan 232001,China)

机构地区：[1]安徽理工大学化学工程学院,安徽淮南232001 [2]安徽省爆破器材与技术工程实验室,安徽淮南232001 [3]安徽理工大学土木建筑学院,安徽淮南232001

出　　处：《实验技术与管理》2023年第10期100-105,共6页Experimental Technology and Management

基　　金：安徽理工大学高层次引进人才科研启动基金项目(2022yjrc101);安徽省爆破器材与技术工程实验室开放基金项目(AHBP2022B-01);安徽省卓越工程师教育培养计划项目(2019zyrc040);安徽省研究生教育质量工程项目(2022xxsfkc024)。

摘　　要：为了提高工程爆破课程教学效果,提出将光滑粒子流体动力学-有限元(SPH-FEM)耦合法数值模拟用于课程教学。首先,阐述了SPH-FEM耦合法的基本原理;然后,以集中装药爆破为典型案例展示了建模过程、耦合检验和模拟结果;最后,将模拟结果融入实际教学以探究SPH-FEM耦合法数值模拟在工程爆破教学中的应用效果。研究结果显示,SPH-FEM耦合法能够充分结合SPH粒子和FEM网格各自优势;采用SPH-FEM耦合法数值模拟可以直观呈现集中装药爆破历程;可以帮助学生领悟和掌握专业知识,提高学习积极性。To improve the teaching effectiveness of engineering blasting courses,it was proposed to use the Smoothed Particle Hydrodynamics-Finite Element Method(SPH-FEM)coupling algorithm numerical simulation in engineering blasting course teaching.Firstly,the basic principle of SPH-FEM coupling algorithm was elaborated;Then,the modeling process,coupling inspection,and simulation results were demonstrated using the example of a concentrated charge blasting;Finally,the simulation results were integrated into practical teaching to explore the application effect of SPH-FEM coupling algorithm numerical simulation in engineering blasting teaching.The research results show that the SPH-FEM coupling algorithm could fully combine the advantages of SPH particles and FEM grids.The SPH-FEM coupling algorithm numerical simulation could visually present the blasting process of the concentrated charge.The use of SPH-FEM coupling algorithm numerical simulation in practical engineering blasting teaching could help students understand and grasp professional knowledge,and improve their learning enthusiasm.

关 键 词：SPH-FEM耦合法 集中装药 数值模拟 工程爆破 课程教学 

分 类 号：G642[文化科学—高等教育学] TD235[文化科学—教育学]