英语人>网络例句>unsteady 相关的网络例句
unsteady相关的网络例句

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]

Now the thermal comfort indexes commonly used are ASHRAE Standard 55-1992 and ISO7730, which are both based on young people in Europe and unsteady indoor environment. In fact, it is not quite fit for Chinese people in semitropics and in passive non-air-conditioned buildings, as China has different climate and custom from European and the indoor environment in passive non-air-conditoned building is unsteady, which is different from air-conditioned building, either.

现行通用的ASHRAE55-1992标准和ISO7730标准都是针对欧美国家青年人提出的,并多以稳定的空调室内环境作为分析基础,因此对于我国多样气候环境下的亚洲人群而言,该类标准在适用性上将会存在一些偏差,同时也不能对被动式太阳能建筑室内非稳态环境下的人体舒适性做出十分准确的预测。

Moreover, there are some unsteady factors occur in practical tub flowing, In article, the change of phase state and unsteady flow factor in flow process are considered, the mathematical model is established.

文中综合考虑了流动过程中相态的变化和非稳定流动因素的影响,建立了数学模型,该模型能正确地预测产水凝析气井的井筒动态。

The research contents and main conclusions are as follows:1. The present thesis adopted one-dimension interior ballistic model, regarding the ballistic spatial core as the unsteady quasi one-dimension airflow containing the friction and heat exchange between airflow and tube wall, considering the boundary layer unsteady, nonstationary condensable current; and employed the MacCormack finite difference method to write the program.

本文的研究内容及结论主要体现在以下几个方面: 1、采用了一维内弹道模型,把弹后空间的核心流部分考虑为包含气流与身管管壁发生摩擦和热交换的不稳定准一维流,边界层考虑为不稳定、非定常可压缩流,用MacCormack有限差分方法求解,编制程序进行计算,较为准确的得到了复合材料身管固壁瞬态温度场分析内边界条件所需的气流温度和对流换热系数结果。

Numerical expressions are derived to calculate the unsteady movement of equiaxial crystals in unsteady and nonuniform liquid profile.

铸件凝固过程数值模拟研究经过几十年的发展已取得了很大进展,并逐步在生产实际中获得应用。

Based on an analytical solution of 1-D unsteady flow, a set of analytical solutions of 2-D and 3-D unsteady perfect isentropic gas flow is developed.

根据以前寻找解析解的经验,导出了一套不定常二维、三维完全气体无粘可压流动的解析解,它可能是国际上唯一的二元、三元不定常可压流动的解析解。

For naturally cooled monobloc barrel, its thermal condition in regular regime can be evaluated by measuring the outside temperature of two arbitrary rounds;(2) During a sustained firing process, unsteady heat conduction exists in a monobloc barrel, whereas unsteady and quasi steady heat conduction exist with actively cooled composite barrels, meaning that the thermal condition changes from uncontrolled to controlled;(3) Different combinations of the convective heat transfer coefficient h and thickness of gun barrel δ have much effects on cooling the bore temperature.

利用有限元软件分析了某大口径火炮身管的温度场分布,并对自然散热条件下的单筒身管和主动冷却条件下的复合身管温度场进行了比较,其结果为(1)身管温度场分布存在初始和正规工况阶段,后者的单筒身管热状态可以通过测定任意两发身管外表面温度来评估;(2)持续射击过程中,单筒身管始终处于非稳态导热过程,主动冷却身管则包括非稳态和准稳态两个过程,实现了身管热状态由不可控向可控转变;(3)对流传热系数h和身管壁厚δ的组合对降低内膛温度具有很大影响。

An unsteady BEM is used to calculate unsteady hydrodynamic performance of the podded propeller. The interactions between the propeller and the pod are treated by two iterative calculation methods: induced velocity and induced velocity potential.

为了计算吊舱推进器的非定常水动力性能,建立了用诱导速度势处理吊舱和螺旋桨非定常相互干扰的方法,并和用诱导速度处理两者相互干扰的方法作了对比分析。

Practically, there are unsteady flow in the water diversion system of the pumping station as a result of the change of upsteam stage and pump operation stage. It has important significance for the optimum operation and management of the pumping station to study on one-dimensional unsteady flow of water diversion system of the pumping station.

同时在泵站实际运行过程中,由于上游水源水位和泵站运行水位变化的影响,引水系统内往往会产生非恒定流,因此,泵站引水系统非恒定流计算研究对泵站的优化运行和管理具有重要的理论意义和实际应用价值。

The unsteady flow induced by two blunt bodies between two parallel walls is compared with the STARCD software result. The unsteady turbulent flow field within impeller and vaned diffuser in centrifugal fan is computed for the first time in China.

对Couette流动和同轴旋转圆柱面间流动的计算验证了移动网格方法和改进后PISO算法的可靠性;进而对平行平板间两相对运动钝体绕流的非定常流场进行了计算,其结果与STAR-CD软件结果一致。

Numerical calculation of the unsteady flow within turbomachinery The periodic unsteady flow within impeller/vaneless diffuser or impeller/vaned diffuser was numerical simulated in this thesis. The simulation was calculated on the CFX software flat.

离心风机内部非定常流动的数值模拟本文对叶轮/无叶扩压器和叶轮/有叶扩压器两种结构形式的离心风机内部流动进行了全流场非定常流动数值模拟。

第2/40页 首页 < 1 2 3 4 5 6 7 8 9 ... > 尾页
相关中文对照歌词
Unsteady
推荐网络例句

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时,他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了

The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.

世纪伟人邓小平的富民思想,是邓小平经济理论体系中的重要组成部分,是我国经济建设根本任务的一个重要方面。