查询词典 fluid dynamics

Equations in form of tensor for describing fluid dynamics are presented, which are free of coordinates.

本文首先推导得出了不受坐标系限制的张量形式的流体运动学基本方程组。

To analyze the thermal safety of Al/AgO battery in torpedo tube after launching failure, numerical simulation of the conjugate forced convection heat transfer was conducted in the condition of launch failure and battery activation by using the computational fluid dynamics software FLUENT.

为分析鱼雷发射失效后Al/AgO电池在发射管中的热安全性，基于计算流体力学方法，应用计算流体力学软件FLUENT，对鱼雷发射失效后Al/AgO一次电池激活情况下管内强制对流耦合传热进行了数值模拟。

The curved grids are generated by using the transfinite interpolation and the so-called multiblock techniques that originally developed for computation fluid dynamics.

该方法结合了多块映射和超限插值技术，这项技术出自计算流体力学，它可使产生的网格网线沿着地下所有界面变化。

The continued advancement in the state of the art of rotating machinery will be highly dependent on bearing and dynamic seal technology, Fabrication methods, material development, and a better understanding of the dynamic flow conditions within the turbopump through the development of three-dimensional computational fluid dynamics and special instrumentation.

继续提高在该国最先进的旋转机械将高度依赖于轴承和动态密封技术，制备方法，材料的发展，并更好地了解动态水流条件与涡轮泵，通过发展三三维计算流体动力学和特殊仪器。

This paper is an application of Computational Fluid Dynamics in the turbulent flow of a three-dimensional air-conditioned room in which there are heat sources.

中文摘要：本文应用计算流体力学的理论和方法模拟了带内热源的三维空调房间室内气流的湍流流动。

This paper is mainly made up of two parts. One is to apply Computational Fluid Dynamics in turbulent flow of displacement ventilation room.

本论文主要由两部分组成，一部分是应用计算流体力学的理论与方法模拟置换通风房间空气的流动情况并进行分析。

Particularly, the swimming velocity and thrust generated by undulatory motion of the developed robotic fin are analyzed theoretically. Furthermore, a computational fluid dynamics method is used to show pressure distribution on robotic fin surface as well as the periodical change of generated swimming thrust with time.

重点推导了仿生鱼鳍波状运动时理论上能到达的推进速度和产生的推进力；并采用数值仿真给出了波动推进时仿生鱼鳍表面的压力分布以及推进力随时间的周期变化规律。

It was proposed in the 1960's and developed rapidly in the 1990's. However, some theory problems, for example, the fluid dynamics and mass transfer during the filling up period which could not be dealt with in conventional distillation theories has been remained unstudied. And the simulation and mathematical models have to be made based on some assumptions, which are different from the actual situation obviously. Therefore the further development of DACO was restrained in the past years.

该操作方法自20世纪60年代提出，90年代以来得到了迅速发展，但众多学者的研究基本上集中在优化操作及其与传统恒回流法的比较，而许多重要的基本理论问题至今缺乏研究，特别是传统精馏理论无法涉及的塔内无回流充液阶段的流体力学和传质问题一直没有得到很好解决，导致了动态累积循环操作法的数学模型和模拟计算只能以与塔内真实状况相差很大的简化假设为基础，这严重地阻碍着动态累积循环操作法的进一步发展。

He studied DRL of the Architectural Association in London, engaging the research of vector field and fluid dynamics.

徐丰是 XWG 工作室的合伙人，同时也是 NoDE 设计联盟的共同创建人，其实践和研究的方向致力于探索向量场和流体城市的研究。

Many problems in fluid dynamics can be described by theincompressible Navier-Stokes equations as incompressible viscous flow.

流体力学中的许多问题都可归结为不可压粘性流动问题，其数学模型描述为不可压Navier-Stokes方程。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。