Numerical analysis of laminar viscous non - newtonian liquid axial flows in eccentric annuli 偏心环空中非牛顿流体轴向层流的数值分析
This paper studied two - dimensional steady laminar flow over a porous medium stretching surface with suction or injection 摘要研究了具有抽吸喷注的多孔介质延伸表面上二维稳态层流的流动问题。
The circulating air , driven by piezoelectric pump , turns into fluid when it is refigured by a nozzle and jets from the nozzle 压电泵驱动气体循环,循环气体由喷嘴整形后喷出,成为射流。射流以层流的形式运动。
And current researches mainly focus on stratified flows with single component , neglecting the coupling effects of multi - components 与此同时,分层流的研究也主要集中于单组分引起的分层流,没有考虑多组分间的耦合相互作用。
In this paper , a cfd simulation model for steady flow in the honeycomb wall - flow ceramic monolith filter element of a diesel particulate trap is established and solved with discretization and segregated solver 摘要研究的柴油机微粒捕集器采用目前应用最为广泛的壁流式蜂窝陶瓷作为过滤体,根据其结构对称性和内部流动数学模型,建立了稳态层流的过滤体内部流动cfd仿真模型,并运用离散格式分离求解器进行求解。
By analyzing flow status of fluid in aerating pipeline , giving up hydraulics and utilizing hydromechanics and advance numerical calculations , the prediction method to solve optimizations height on flow status in aerating pipeline is studied and put forward , which provides a scientific theory base to realize effective drag reduction and economic principle in blend phase transportation for pipeline design 摘要通过分析掺入少量高粘流体形成分层紊流层流的流动状态,抛弃传统的水力学研究方法,应用流体力学原理、高级程序设计语言和先进的数值计算技术研究了掺入少量高粘流体分层紊流层流减阻规律,为实现管道混相输送时高效减阻和经济节约的设计提供理论依据。