提出了一种可解决超音速、亚音速、跨音速、冲击波共存的流场计算方法,即变形流体网格两步法。
The paper presents a new computational method named two steps various shape FLIC method, applied for the existence of the supersonic , sub critical sonic , transonic, shock wave.
佩雷尔曼博士克服这一困难,他切断了奇点,继续运用瑞奇流并重新接合已变形的物体。
Dr Perelman overcame this difficulty by cutting off the singularities, continuing with the Ricci-flow application and then rejoining the transformed objects later.
熔岩流剖面气孔特征呈层状分布,越接近顶部气孔越大越多,变形越明显;
The closer to the top of lava flows, the more and bigger vesicle distribution and the more obvious deformation.
针对在电磁场和机械场耦合作用下的载流柱壳的非线性变形问题的数值解法进行了研究。
The numerical method for nonlinear deformation problems of current-carrying columnar shell under the coupled action of electromagnetic field and mechanical field are studied.
分析活塞环弹流润滑性能时考虑气缸套径向变形的影响是非常必要的。
An elliptical cylinder model was built to analyze the effects of cylinder liner radial deformation on the elastohydrodynamic lubrication performances of piston ring.
从结构力学角度来研究阀芯的变形及应力分布情况,进行流固耦合分析,研究其失效的可能原因。
This paper investigate the distributing complexion of distortion and-stress of valve core, make the analysis of coupling of fluid and solid, investigate the reason of invalidation.
并利用弹流理论来研究啮合轮齿间油膜厚度,用有限元法来研究轮齿受载弹性变形。
The film thickness is analyzed with elastohydrodynamic lubrication theory, tooth elastic deformation computed by finite elements.
从试验资料的分析得到了明渠流洪水波沿程变形的表达式。
Expressions of streamwise deformation of open channel flood streams are obtained based on experimental data.
提出模拟板带轧制过程三维变形的一种新的数值方法——流面条元法。
A new method-the stream surface strip element method (SSSEM) for simulating the three-dimensional deformations of plate and strip rolling process is put forward.
结果表明:(1)外界流场雷诺数是引起细胞变形的重要原因。
Our results show that: (1) The Reynold's number of external shear flow plays a crucial role in leukocyte deformation.
建立了熔池表面存在变形的流场与热场的数学模型。
A mathematical model has been established for fluid flow and heat transfer in weld pool with a deformed surface.
此外使过流部件实现最小的变形,则关系到整个喷熔工艺的成败。
Futhennore, whether the minimum deformation could be obtained for flow passage components is related to the success or failure of the entire spray welding process.
分析预测了静止流场中单个气泡的变形、上升规律和静止液体中两个气泡的合并。
Based on the numerical computations, the deformation and moving behavior of a single bubble and the coalescence of two bubbles in a still flow field are analyzed and predicted.
波浪变形预报及波浪破碎引起的近岸区流场问题一直是海岸动力学的重要课题。
Wave deformation and wave-induced current has been an important topic in coastal dynamics.
用流函数法确定了宽截面薄壁铝型材挤压变形动可容速度场、应变速率场及上限功率。
The flow function method is used to build the kinematically admissible velocity field, the strain rate field and the upper bound deformation power of wide section Aluminum shape extrusion.
用流函数法确定了实心薄壁铝型材挤压变形动可容速度场、应变速率场及上限功率。
The flow function method is used to define the kinematically admissible velocity field, the strain rate field and the upper bound deformation power of solid aluminum shape with thin wall extrusion.
针对由机匣变形造成的非均匀叶尖间隙,研究了其对多排转子流场特性的影响。
The focus of this investigation is on the nonuniform clearance caused by casing deformation and its effect on the flow field characteristics of the rotor rows.
在此基础上利用流函数建立了变形区速度场,并利用计算机对变形能进行求极小值,得到了变形区的速度分布及拉拔力。
Based on the assumption, the computer was used to calculate the minimum deformation energy, and the speed distribution in the deformed area and the drawing force were gotten.
首钢搬迁工程旋流井直径大、埋深大,其基坑的开挖和支护不仅要确保边坡稳定,而且要满足变形控制要求。
The whirling well in Shougang moving engineering has large diameter and buried depth. Its excavation and supporting should keep slope stability and control deformation.
她出生在爱达荷州的莫斯科市,是那儿第一流的军乐队女指挥,还曾经因为种出过一个轮廓像杰米·杜兰特的变形马铃薯而获得过县里博览会的奖项。
She was born in Moscow, Idaho, where she was a champion baton twirler and once won a county fair prize for growing a deformed potato that had the profile of Jimmy Durante.
利用此模型分析了重力式网箱在均匀流作用下,不同的配重重量对其受力和变形的影响。
The model is used to analyze the influences on the net of gravity sea cage by the different sinker weights in uniform flow.
软流圈地球中地幔的一个区域,在岩石圈之下,包括几百公里可变形的岩石。
A zone of the earth's mantle that lies beneath the lithosphere and consists of several hundred kilometers of deformable rock.
针对饱和土固结问题,利用可变形多孔介质中流体渗流的流固耦合有限元数值模型,对该问题进行了数值模拟。
The soil consolidation can be simulated by using a finite element numerical model of fluid-solid coupling of fluid seepage in a deformable porous medium.
应用煤岩体变形与煤层气(瓦斯)越流相互作用的新观点,研究了双层系统煤层气越流运移的机理。
Based on the new viewpoint of the interaction between solid deformation and gas leak flow, the mechanism of gas leakage in double deformable coal seam can be understood.
给出一种结合梯度矢量流(GVF)及椭圆变形模板的椭圆提取新算法。
A new ellipse extraction algorithm based on the ellipse-special deformable templates and gradient vector flow (GVF) was proposed.
河湾副流的横向输沙计算,对于研究河道横向演变及其变形规律具有很大的实际意义。
The calculation of the transverse transport of sediments with secondary flow in river bends is very important to the investigation of the transverse change of channel.
模流分析、温度分析、填充分析、压力分析、翘曲变形分析、结构评审(初审、定型评审、终审)、分型线结构评审、定模结构评审、动模结构评审、水路分布评审。
Mold Flow Analysis, Temperature Analysis, Fill Analysis, Pressure Analysis, Buckling Deformation Analysis, Structure Review, Parting Line, Fixed Mold, Moving Mold, Water Circuit.
利用所研制的软件,对变形介质气藏流固耦合渗流理论进行了应用示例模拟研究。
With the above software, the actual simulation study has been made on the fluid-solid coupling percolation of deformed media gas reservoir.
通过具体算例求解,给出了流场速度与压力的变化、圆柱壳的变形及内力分布,并对相关参数进行了讨论。
The united Euler-Lagrange method is chosen to construct the equations for a slightly bending cylindrical shell with orifices. As an example, the deformation and the distribution of internal forces of…
本文提出了迭代梯度矢量流参数变形模型(IGVF)。
In this thesis, a new deformable model called Iterative Gradient Vector Flow (IGVF) is developed.
应用推荐