查询词典 flow direction

First, we adopt MEMS technology to fabricate micro venturis with different widths of 150 and 200 um respectively and utilize FLUENT software to analyze the flow fields. Air was set as the working fluid and the air mass flow rate of inlet is changed to obtain the pressure drop between inlet and outlet. When a flow passes through the throat, the backflow results in the symmetric separations occur and grow with the increase of mass flow rate.

在微文氏管的研究部分，首先利用微机电制程技术制造出两种不同尺寸的微文氏管，宽度分别为150及200微米，开口角度各为45°，总长则为10 mm，再以空气作为工作流体，利用不同质量流率来量测微文氏管进出口的压力差并配合FLUENT软体分析观察其流场分布的情况。

It is found by the numerical calculation of single phase flow and the experimental results of two-phase flow that the fairing rings in the inlet and outlet of the vertical parts of inverse U tube can increase the flow stability of gas-liquid flow.

通过对单相流体在倒U型管内的流动进行数值计算，结合两相流体流动的实验结果，发现在倒U型管垂直段两端内置整流环可以增强倒U型管内气液流动稳定性。

Performance was compared with single rotor and fan with support board, and flow analyzed in support passage. The support board was found to have significant impact on the performance of axial-flow fan, and there were complex flow separate and second flow in the support board passage.

对单叶轮风机性能同有支板的风机性能进行比较，以及对风机动叶及支板通道中的流动情况进行了分析，结果表明支板对风机的性能有着较大的影响，支板通道内存在复杂的气流分离漩涡和二次流动等。

Accoding to the gained velocity and pressure fabric, fluids' flow mechanism in the flow channel was researched, and the effects of changes of many parameters such as geometical, material and processing parameters on the flow field's pressure and velocity fabric in the flow channel of pipe die for extrusion were analyzed and discussed.

代入管材常用挤出塑料的参数，利用ANSYS有限元软件进行了三维流场计算，对物料在流道内的流动过程进行了模拟，求出了流场的速度分布和压力分布，研究了物料在机头流道内的流动机理。

The flow capacity of large-size small Straight trip valve flow capacity is to install the pipeline flow capacity of valve scores, improve flow capacity is to increase the size of straight travel valve is usually larger than pipelines.

流通能力大尺寸小直行程阀的流通能力是安装阀的管道流通能力的分数，提高流通能力的方法是提高直行程阀的尺寸，通常可能比管道还大。

The procedure is applied in two projects:(1) Shanghai Huanqiu finance center tower foundation pit dewatering, the complicated flow state of groundwater is simulated under these conditions which the aquifers deposite layer by layer, the bottom of the aquifers goes deep to 149m, the horizontal flow barrier goes deep to 34m, the extraction wells are penetrated to 55m, the filters of the extraction wells are located between 34m to 55m, and the water level in the deep foundation pit is decreased to 26m under land surface, the result of 8 pumping wells optimization project is designed.(2) The forth subway of Dong Jia-du tunnel repair foundation pit dewatering in Shanghai, the complicated flow state of groundwater is simulated under these conditions which the aquifers deposite layer by layer, the bottom of the aquifers goes deep to 144.45m, the horizontal flow barrier goes deep to 65m, the extraction wells are penetrated to 60m, the filters of the extraction wells are located between 45m to 60m, and the water level in the deep foundation pit is decreased to 42.45m under land surface, then an optimization project is designed.

最后将成果分别应用于两个工程实例中：(1)上海环球金融中心塔楼基坑降水，模拟了在多层含水层复合存在、含水层最深底板埋深达149m、基坑周围挡水连续墙埋深达34m、抽水井埋深达55m、抽水井过滤器埋深为34至55m，基坑内地下水位降至埋深达26m的情况下的地下水复杂流动状态，得出了8口抽水井优化降水方案；(2)上海地铁4号线董家渡隧道修复基坑降水，模拟了在多层含水层复合存在、含水层最深底板埋深达144.45m、基坑周围挡水连续墙埋深达65m、抽水井埋深达60m、抽水井过滤器埋深为45至60m，基坑内地下水位降至埋深达42.45m的情况下的地下水复杂流动状态，确定出了最优降水方案。

In this paper, a full flow model is given for calculating the average residence time of molten steel in non-symmetry multi-strand tundish to analyze flow pattern, the model is as follow:〓 The model can be used to calculate the volume fraction of the dead area、the piston flow and the mix flow, and is satisfactorily applied to the water model of three-strand tundish of Guangzhou Steel Works to analyze the data of the experiment.

本文认为在研究中间包内高温钢水的流动问题时，应该考虑钢水密度变化这个条件对钢水流动的影响，这样其结果更符合实际钢水流动规律。本文针对非对称多流中间包，提出了全流量模型计算多流中间包钢水平均停留时间：〓该模型也能够很好地计算多流中间包的死区、活塞流区、全混流区体积分数。

The flow stress was repeated by calculated using the "single factor" flow stress formula, the metal machining process was simulated interatively with new flow stress. When simulating value was in good consistent with experimental result, the "three-high" data and flow stress data were obtained.

由&单因素&流动应力公式反复计算与模拟应变率对应的流动应力，基于新的流动应力有限元模拟迭代的进行并追求模拟值与实验结果的一致，获取能反映切削材料力学性能的&三高&数据和流动应力数据。

Shunt flow valve assembly works Set flow diversion valve is diverting valve, set flow valve and flow diversion valve assembly general.

分流集流阀是分流阀、集流阀和分流集流阀的总称。

However, opening right turn on red light would increase the conflict between right-turn traffic flow and straight traffic flow on green.Nevertheless, for the respect of efficiency, opening right turn on red could indeed, under the premise of safety, improve traffic flow in some intersections with small traffic flow.

因开放红灯右转会增加右转车流与绿灯直行车流、行人之冲突，可能使交通事故增加，但以效率立场而言，开放红灯右转在部分车流量较小路口，确实可在维护安全之前提下，增进行车效率。

Metrorrhagia is also gynaecological problems of common diseases.

崩漏是妇科常见病也是疑难症。

WordFTP gives you the convenience and timesaving you need.

wordftp让您的方便和省时您所需要的。