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- A mathematical model for pulsatile flow through a arterial stenosis is presented. 提出了在有狭窄的动脉中血液流动的一个数学模型。
- Numerical simulation was performed with calculation of fluid dynamic method in physiological pulsatile flow conditions. 利用计算流体力学方法对生理性脉动流进行了数值仿真。
- Objective To investigate the effect of vasal viscoelasticity on wall shear stress of pulsatile flow under the influence of Rolling Massage. 目的研究血管粘弹性对脉动血流在扌衮法推拿作用下切应力的影响。
- Purpose:The aim of the study was to quantitate analogue mitral regurgitant (MR)jet size with three dimensional(3D)reconstruction in vitro pulsatile flow model. 目的:采用三维(3D)超声重建技术定量评价模拟二尖瓣返流(MR)的大小。
- If the transmural pressure of a latex tube containing pulsatile flow is negative, the tube will collapse with its cross-sectional area and moment of inertia decreasing. 摘要 当脉动流经过乳胶管时,如果跨壁压力为负,则乳胶管就被压瘪,其截面积和截面惯距都将减小。
- Abstract: The effect of stabilizing pressure of a stable pressure box with damping line of the air flow is studied in order to measure the pulsate flow ability of air at the intake and exhaust pipes of engine. 文摘:为了测量发动机进、排气管内气流的脉动流动特性,对自行设计的对气流起稳压作用的阻尼稳压箱进行了研究。
- The effect of stabilizing pressure of a stable pressure box with damping line of the air flow is studied in order to measure the pulsate flow ability of air at the intake and exhaust pipes of engine. 为了测量发动机进、排气管内气流的脉动流动特性,对自行设计的对气流起稳压作用的阻尼稳压箱进行了研究。
- The reendothelization level on the surface of the leaflets was 92% before pulsatile-flow-cultivation. But the rate of ECs retention on the scaffold exposured to pulsatile flow was only 36%, 23% and 11% on the 7th, 10th and 14th day, respectively. 在脉动流培养前,组织工程瓣内皮化程度为92%25,而脉动流培养的第7、10、14d,其ECs黏附率分别为36%25、23%25和11%25,说明种植的ECs脱落严重。
- The nonstationary pulsatile flow in uniform straight arteries was numerically investigated to calculate the nonstationary wall shear stress(WSS) by measuring nonstationary pulsatile blood flow. 本文通过数值方法求解均匀动脉中的非平稳脉动流,给出了通过测量非平稳脉动血流量确定壁面切应力的方法。
- We used computational fluid dynamics(CFD) to investigate the steady and pulsatile flows in the vicinity of model stents and focused on the changes of wall shear stress caused by the implanted stents. 我们利用计算流体动力学的方法,分析了定常流与脉动流两种条件下,支架植入引起的血管壁面剪应力的变化。
- A numerical study was performed for incompressible laminar pulsating flow in a channel. 摘要对不可压缩脉动流动的流动和换热特性进行了数值模拟研究。
- It is effective and successful to use this method in desgning a pulsating flow dryer. 实际应用结果表明,模型的计算结果与实际的干燥过程能较好地吻合。
- Both pulsating flow and wall vibration can affect heat transfer by making thefluid fluctuate. 脉冲流动和壁面振动都可通过使流体脉动来影响换热。
- The air seemed to pulsate with the bright light. 空气似乎随着亮光而颤动。
- Keywords vascular bioreactor;pulsatile flow;vascular remodeling; 血管生物反应器;脉动流;血管重建;
- The nonaffine constitutive equation was applied to a parallel superposition of sine vibration upon steady shear flow field( or sine pulsating flow field). 同时,为了与实际物理场相结合,将这一纯振动剪切力场作用下的聚合物熔体非仿射瞬态网络结构本构方程推广到稳态剪切流上平行叠加正弦振动后的力场(称正弦脉动流场)去,并结合毛细管动态流变仪来进一步验证这一模型的精确性。
- Numerical analysis on convection heat transfer of laminar pulsating flow in a circular tube with constant heat flux and constant wall temperature is investigated. 对等热流和等壁温边界条件下圆管内层流脉冲流动对流换热问题进行了数值模拟。
- The pulsating flow field was simulated by the large eddy turbulence model and the momentum equations were discretized with the unbounded central difference scheme. 脉动流场计算采用大涡模拟湍流模型,动量方程的离散格式采用有限中心差分格式。
- A free flow of water came from the pipe. 水从管道里通畅地流了出来。
- In convection, hot currents flow upwards. 在对流中热气流向上运动。