但旋流泵设计理论还不成熟，优秀的水力模型较少。
But the theories of the vortex pump design aren't mature and the excellent water power model is less.
建立了一维河道溃堤与二维溃堤波耦合计算的水力模型。
A hydraulic model of coupling 1-d river dike-breaking and 2-d dike-break waves is established in the paper.
本文建立了一维河道溃堤与二维溃堤波耦合计算的水力模型。
A hydraulic model of coupling 1-d river dike-breaking and 2-d dike-break waves is established in the paper.
叶轮采用优秀水力模型设计，具有极好的动静平横，性能稳定。
Impeller hydraulic model with excellent design, has excellent dynamic and static flat horizontal and stable performance.
闭式结构叶轮：采用优秀的水力模型，效率高，抗汽蚀性能强。
Closed structure impeller: adopt excellent hydraulic mode efficient, highly resistant to capitation erosion.
尾水测控系统是非恒定流水力模型自动测控系统的重要组成部分。
Tail water measuring and controlling system is an important part of unsteady hydraulic model automatic measuring and controlling system.
介绍根据安钢三炼钢条件进行的钢水中间包流场水力模型实验及其应用。
This paper introduces water model experiments of molten steel flow field in tundish and its practical application.
分别归纳10种优秀水力模型，采用数值分析法拟合出经验系数方程序。
The empirical coefficient equations are drawn out by numerically analyses of 10 kinds of hydraulic models with excellent performances.
通过分析研究和水力模型试验，提出了窄缝式挑坎最大动水压强的估算式。
The estimation formula for slit-type buckets maximal pressure intensity is given through analysis and hydraulic model test.
采用稳态传热的理论，建立了考虑定子铁心温度的定子绕组温度水力模型。
Using stable heat transferring theory, a thermo hydraulic model has been built, which has considered the influence of the core temperature and cooling hydrogen temperature.
介绍了输卤泵水力模型的实验研究，分析了叶轮前间隙不同时模型泵的性能。
Experimentation research on hydraulic model of transportation halogen water pump are introduced, and performance of impeller front clearance in distinctness is studied.
水力部分：采用优秀水力模型设计，使水泵流量、扬程、效率三者更为合理。
Waterpower part: adopting the perfect waterpower model design to make the runoff, lift and efficiency of the pump more reasonably.
第三部分为泥浆泵水力模型设计，确定了工况设计参数和泵的设计几何参数；
The design parameter of the work condition and the geometrical parameter of the design of the pump are confirmed. Chapter 4 is the model experiment.
同时优秀的水力模型几乎没有轴向力和径向力，因而运行平稳、噪音低、振动小。
Besides, there is almost no axial and radial force in the advanced hydraulic model, so it can move smoothly, causing very low noise and little vibration.
通过水力模型实验，研究了水口结构对南钢板坯连铸机结晶器内钢水流动特性的影响。
The present paper studies the effect of structure of the submerged nozzle on the flow ability of the liquid steel in the mold of the slab continuous caster.
作为水力模型库的应用验证，进行了叶轮叶片的相似换算设计，获得了令人满意的设计结果。
To testify the application of the hydraulic model library, doing the design of the similar transformation of the impeller blade, and attaining the satisfied result.
为解决供水管网实时水力模型节点流量计算不准确的问题，提出了一种计算节点流量的方法。
This paper presents a better method to determine node-flow in hydraulic model of urban water supply network.
采用集中参数处理方法，把直流蒸汽发生器二次侧按流体相变分区，建立了动态热工水力模型。
The dynamic thermal hydraulic model of Once Through Steam Generator (OTSG) is developed, Which characterized by lumped parameters with moving boundary.
叶轮采用了先进的水力模型设计，并精密铸造而成，具有节能效果显著、防缠绕、无堵塞等特点。
Impeller, designed with hydraulic model and made by precision casting, has the advantages of energy-saving, anti-winding and non-clogging, etc.
应用流场计算软件PHOENICS及水力模型，模拟了方坯连铸结晶器内钢液的流场和流动分布。
Using flow field software PHOENICS and water model, this paper describes the flow field of molten steel in continuous casting billet mold.
为了兼顾各种特征扬程工况下的运行效率和可靠性，在水力模型初选阶段提出了选型名义扬程的概念。
The nominal head was presented for preliminary selection of hydraulic models, with consideration of the efficiency and reliability at all operation conditions.
该系列泵由于采用了高效节能的优秀水力模型，因此具有效率高，性能范围广等优点，更好地满足了用户的使用要求。
Thanks to the advanced energy-saving hydraulic model, it is featured by high efficiency and wide performance range to better meet the operating requirements of users.
本文探索了核主泵过流部件的水力设计方法，并且取得了一定的成果，为核主泵高效水力模型优化设计提供了有益的参考。
In this paper, the design method of nuclear main pump is explored and some achievements are gained which will provide some useful references for hydraulic optimized design.
针对目前洪灾风险评价中存在的问题，建立了通用的洪灾风险评价模型系统，包括水文模型、水力模型及损失评估模型三部分。
The general model system is established for the evaluation of flood hazard risk, which includes the hydrologic model, hydraulic model and damage assessment model.
主要介绍了某大型给水管网微观动态水力模型的建模方法和模型应用，从校核结果来看，这些方法是可行的，具有重大的实践意义。
The way to construct a dynamic hydraulic model, selection of the model's checkpoints, checking process and its results, and the significance of the practice are discussed.
氟塑料是当今世界最优秀的耐腐蚀材料，美国威盾选用该材料生产的VTP型衬氟管道泵。 配合国内优秀水力模型和采用IS型离心泵之性能参数，在一般立式泵的基础上进行巧妙组合设计而成。
Fluorine plastic is one of the world's most outstanding corrosion resistant materials, American Standard VTP type selection of the materials for the production of fluorine pipeline pump.
本文讨论水力计算与GIS的集成方法，并提出了模型网络生成算法和流量归结算法。
This paper discusses the integration of hydraulic calculation and GIS, and then brings up the model network creation algorithm and the flux induction algorithm.
本文讨论水力计算与GIS的集成方法，并提出了模型网络生成算法和流量归结算法。
This paper discusses the integration of hydraulic calculation and GIS, and then brings up the model network creation algorithm and the flux induction algorithm.
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