辽宁石油化工大学学报
遼寧石油化工大學學報
료녕석유화공대학학보
JOURNAL OF LIAONING UNIVERSITY OF PETROLEUM & CHEMICAL TECHNOLOGY
2013年
4期
33-36
,共4页
牛辰瑞%马贵阳%张欣%李亮%石龙%孙蕾
牛辰瑞%馬貴暘%張訢%李亮%石龍%孫蕾
우신서%마귀양%장흔%리량%석룡%손뢰
流速%截面形状%螺旋管%油水分离%数值模拟
流速%截麵形狀%螺鏇管%油水分離%數值模擬
류속%절면형상%라선관%유수분리%수치모의
Flow velocity%Section shape%Spiral pipe%Water-oil separation%Numerical simulation
螺旋管分离器具有结构简单、重量轻、分离效果好等特点,是目前最常用的一种离心分离器。对不同入口速度下的螺旋管和具有不同截面形状的螺旋管内油水分离进行数值模拟,得出了油水分离规律:对圆形截面螺旋管,随着流速的增加分离效果变得明显,过大或过小的流速都影响分离效果;在截面面积相同的情况下,圆形截面的螺旋管的油水分离效果比方形和梯形截面的螺旋管明显。研究结果可为螺旋管技术的改进提供一定的理论基础。
螺鏇管分離器具有結構簡單、重量輕、分離效果好等特點,是目前最常用的一種離心分離器。對不同入口速度下的螺鏇管和具有不同截麵形狀的螺鏇管內油水分離進行數值模擬,得齣瞭油水分離規律:對圓形截麵螺鏇管,隨著流速的增加分離效果變得明顯,過大或過小的流速都影響分離效果;在截麵麵積相同的情況下,圓形截麵的螺鏇管的油水分離效果比方形和梯形截麵的螺鏇管明顯。研究結果可為螺鏇管技術的改進提供一定的理論基礎。
라선관분리기구유결구간단、중량경、분리효과호등특점,시목전최상용적일충리심분리기。대불동입구속도하적라선관화구유불동절면형상적라선관내유수분리진행수치모의,득출료유수분리규률:대원형절면라선관,수착류속적증가분리효과변득명현,과대혹과소적류속도영향분리효과;재절면면적상동적정황하,원형절면적라선관적유수분리효과비방형화제형절면적라선관명현。연구결과가위라선관기술적개진제공일정적이론기출。
Spiral separator has the characteristics of simple structure ,light weight and well-separated effect ,which becomes one of the commonest centrifugal separator currently .CFD method was used to simulate water-oil separation in spiral pipe under the condition of a variety of entrance velocities and cross section shapes ,and obtained a water-oil separation result that for a spiral pipe with circular cross section shape ,the separation effect became sharper as the velocity increased ,and too fast or too slow velocity both impacted the effect .When they were equal cross section areas ,circular had a better effect than ladder-shaped and square cross sections .Based on the numerical simulation ,the result provided a certain theoretical basis for spiral pipe technology .