查询词典 unsteady
- 与 unsteady 相关的网络例句 [注:此内容来源于网络,仅供参考]
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It is important to have good understanding of the mechanism of unsteady flow and heat transfer in modern gas turb...
理解涡轮中的流动和换热机理对提高航空发动机的性能至关重要。
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A dynamic formation evaluation may be also realized through the analysis of borehole gas unsteady flow, so that the analysis is an important component part of well test while drilling theory of underbalance drilling.
通过对井内气体不稳定流动的分析,还可以实现钻井过程中的动态地层评价,因此,井内气体不稳定流动也是欠平衡钻井随钻试井理论的重要组成部分。
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Based on the fully implicit unfactored method, a numerical solution of three-dimensional unsteady Reynolds-averaged Navier-stokes equations is presented, in which the revised Baldwin- Lomax turbulent model is employed.
基于全隐式无分裂方法,数值求解三维非定常雷诺平均的Navier-Stokes方程,紊流模型采用修正的B-L代数模型。
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The effect of spare-time training of club is generally good,another 3 organizing forms are not satisfactory because of disadvantage of comptition system、insufficient funds、unguaranteed training time and unsteady coaching staff.
其中体育俱乐部的课余训练效益普遍较好。其它3种形式都因竞赛制度的弊端,经费不足、训练时间不能保证、教练员队伍不够稳定,而导致训练效益和成材率不尽人意。
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The parametric uncertainty is considered to denote the uncertainty in structure,and both parametric form and unmodeled dynamics are used to represent the influences and mechanism of uncertainty in unsteady aerodynamic forces.
将结构的不确定性考虑为参数形式,非定常气动力的不确定性考虑为参数和未建模动态两种形式,建立了不确定系统的线性分式变换模型。
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Then with swift fingers he unplaited the long braid of hair that hung down his back, and taking a wooden comb from the drawer of the small, unsteady table, he began to comb out his hair.
他用手很快地把垂在后背的辫子解开,从一个晃晃悠悠的小桌子的抽屉里取出一把木头梳子把头发梳开。
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With the development of large high-speed computers, it is possible to solve directly the unsimplified governing equations for unsteady flow with time-marching techniques.
随着大型高速电子计算机的发展,采用时间推进技术直接求解不加简化的非定常流动的流场控制方程已经成为可能。
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Unsteady simulations are performed to study the interaction between the impeller and vaned diffuser.
对离心压气机和向心涡轮进行性能匹配,并与整机的实验结果对比,能较好的预测微型燃气轮机的共同工作曲线。4。
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PIV technique, a non-touch measurement method, was used as the experiment means. The unsteady flow within the vanelesss and vaned diffuser were measured and analyzed first time in our country.
实验中采用非接触式的PIV光学测量技术,在国内首次使用PIV技术对无叶扩压器、有叶扩压器两种结构形式扩压器内部的非定常流动进行了测量,分析了其中的流动特性。
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Such as: calibrating the laser system, calibrating the measurement region and focusing the CCD camera for the diffuser passage with complex shape, selecting the best incidence angle for the laser sheet,, setting the time parameter including the time between pulses and the time between records, designing the laser system, and selecting water fog with 1~5μm diameter as seedings for PIV measurement after comparing several particles. All of the work is useful to accumulate the PIV measurement experience in turbomachinery. 2. Experimental research of the unsteady flow in diffusers The instantaneous velocity fields within the vaneless and vaned diffuser were measured by using PIV technique.
本文在国内首次进行PIV测量系统对离心风机扩压器内部非定常流动的测量,为此,作者作了必要的实验前期工作:双谐振激光器工作特性的标定;针对扩压器复杂的流道形状,解决了片光源照射区域位置的标定和CCD相机的聚焦等问题;为复杂流道形状的扩压器内部流动的PIV测量选择了最佳片光源入射角度;选择了合适的PIV测量时间参数;为实现非定常内流的PIV测量设计了PIV系统的光路布置;根据非接触测量示踪粒子的选取原则,对几种示踪粒子进行了筛选,最终1~5μm的水雾粒子在本文实验条件下获得最佳效果。
- 相关中文对照歌词
- Unsteady
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力