CAJ | 학술논문

　　对欧拉–拉格朗日下气固两相流动并行直接数值模拟算法的最新研究成果进行了系统的总结。主要涉及到气固两相流大规模并行直接数值模拟空间导数离散格式的选取，流体相和颗粒相并行区域划分的策略，颗粒相并行数据传递的逻辑控制方法，颗粒相碰撞并行的实现方法，三维计算区域二个方向分解并行计算的若干关键问题，以及并行加速比和并行效率的计算结果。指明了解决欧拉–拉格朗日下气固两相流动并行直接数值模拟算法若干关键问题，以及今后需要解决的若干关键问题。
　　대구랍–랍격랑일하기고량상류동병행직접수치모의산법적최신연구성과진행료계통적총결。주요섭급도기고량상류대규모병행직접수치모의공간도수리산격식적선취，류체상화과립상병행구역화분적책략，과립상병행수거전체적라집공제방법，과립상팽당병행적실현방법，삼유계산구역이개방향분해병행계산적약간관건문제，이급병행가속비화병행효솔적계산결과。지명료해결구랍–랍격랑일하기고량상류동병행직접수치모의산법약간관건문제，이급금후수요해결적약간관건문제。
Recent developments of parallel computational algorithms of particle laden flows by the direct numerical simulation based on the Euler-Lagrangian method were summarized, including the choosing of the difference schemes, domain decomposition method for the carrier fluid phase and particle phase, data transferring logic for the particle phase, parallel computational method for the treating of particle collisions, major problems of parallel computing algorithms for two dimensional domain decomposition in the three-dimensional computational domain, the speed up and parallel computational efficiency. Some major problems in the treating of parallel computational algorithms for the particle laden flows by the direct numerical simulation method were analyzed. In addition, future researches in this area were proposed in this paper.