流体机械
流體機械
류체궤계
FLUID MACHINERY
2014年
6期
26-32
,共7页
张悦刊%刘培坤%杨兴华%杨俊茹%肖林京
張悅刊%劉培坤%楊興華%楊俊茹%肖林京
장열간%류배곤%양흥화%양준여%초림경
泥浆净化旋流器%湍流流场%数值模拟%空气柱
泥漿淨化鏇流器%湍流流場%數值模擬%空氣柱
니장정화선류기%단류류장%수치모의%공기주
mudpurificationhydrocyclone%turbulentflowfield%numericalsimulation%aircore
采用多相流及雷诺应力湍流模型建立了泥浆净化旋流器流场数学模型。通过对钻孔泥浆用Φ100mm旋流器三维建模，应用ICEM进行网格划分，利用CFD软件FLUENT对旋流器多相流进行三维数值模拟，并对湍流模型、离散方法及边界条件的设置等问题进行了探讨，得到了泥浆净化旋流器速度场和压力场分布，分析了旋流器空气柱的形成及发展机理。
採用多相流及雷諾應力湍流模型建立瞭泥漿淨化鏇流器流場數學模型。通過對鑽孔泥漿用Φ100mm鏇流器三維建模，應用ICEM進行網格劃分，利用CFD軟件FLUENT對鏇流器多相流進行三維數值模擬，併對湍流模型、離散方法及邊界條件的設置等問題進行瞭探討，得到瞭泥漿淨化鏇流器速度場和壓力場分佈，分析瞭鏇流器空氣柱的形成及髮展機理。
채용다상류급뢰낙응력단류모형건립료니장정화선류기류장수학모형。통과대찬공니장용Φ100mm선류기삼유건모，응용ICEM진행망격화분，이용CFD연건FLUENT대선류기다상류진행삼유수치모의，병대단류모형、리산방법급변계조건적설치등문제진행료탐토，득도료니장정화선류기속도장화압력장분포，분석료선류기공기주적형성급발전궤리。
Themathematicalmodelofturbulentflowfieldofmudpurificationhydrocyclonewasestablishedbasedonmultiphase flow and reynolds stress model.three-dimension model ofΦ100mm mud purification hydrocyclone was built and meshed with ICEM software,numerical simulation of turbulent flow field of mud purification hydrocyclone was carried out with software FLUENT based on CFD,set-methods of turbulent flow model,discretization method and boundary conditions were discussed,velocity field distribu-tion and pressure field distribution were obtained,and mechanism of formation and development of air core was analysed.
