• 盆地认为具有离心模式地下系统。

    Compaction driven flow basins are believed as existing typical centrifugal flow regime of underground water.

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  • 在有存在管壳式换热器离心浮力换热器传热性能影响不可忽视。

    Therefore, the influence of centrifugal buoyancy on the heat transfer performance of tube-shell heat exchanger with swirling flow was not negligible.

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  • 同时,针对旋性能曲线蚀问题同比转数普通离心进行对比分析

    Comparing of performance curves and cavitation property with common centrifugal pump of same specific speed was presented in this paper.

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  • 较大一侧存在时,离心浮力换热器传热性能影响更为明显

    Furthermore, the influence of centrifugal buoyancy on the performance of heat transfer was more distinct in the case of swirling flow existing in the side of larger thermal resistance.

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  • 试验综合采用滤法、缓冲盐法、加碱中和法、离心浓缩菌体,优选工艺路线为规模化生产奠定基础。

    This thesis use the methods of ultra-filtration, phosphate buffer, flowing-alkaline, centrifugal to concentrate the Yoghurt starter, and optimize the processing techniques of it.

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  • 径向温度梯度引起离心浮力强化传热效果重要影响

    Centrifugal buoyancy arising from radial temperature gradient of fluid has a great influence on the enhanced heat transfer performance of swirling flow.

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  • 本文介绍了离心液相瞬变工况性能研究一些进展

    This paper presents some advances in the study of centrifugal pump performance under pure liquid phase transient flow conditions.

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  • 介绍了利用激光多普勒测速仪LDV测量离心蜗壳道内部速度场时速度与校核方法

    Two kinds of methods for verifying the precision of LDV when used in measuring velocity fields of the centrifugal volute are introduced.

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  • 揭示了离心渣浆性能一些特点

    Some characteristics of performance characters of centrifugal slurry pump and vortex pump were also discovered at the same time.

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  • 为了研究离心稳定线性增长率影响研究中基本的周向速度可以离心稳定的,也可以是离心稳定的。

    To investigate the roles of centrifugal instability on the linear growth rate of the flows, the azimuthal velocity of the basic flow is either centrifugally stable or unstable.

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  • 基于比速离心is 50 - 32 - 160模型有、叶片设计方案全场进行了数值模拟对比分析。

    Based on the low-specific speed centrifugal pump model of IS 50-32-160, two impellers are designed with and without splitter blades.

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  • 进行离心叶轮的三设计有限元方法解决了离心泵叶轮三元计算问题

    The finite element method is used for the three-dimensional flow field calculation in designing centrifugal pump impellers.

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  • 本文对压缩理想气体实际气体的离心叶轮作了分析

    This paper presented the flow field analysis in centrifugal impellers compressing perfect and real gases respectively.

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  • 本文目的研究离心离心力场重力场同时存在时驱动一些现象规律。

    The primary objective of the present work is to reveal some physical phenoma about thermal drive under centrifugal field, or combined gravitational and centrifugal fields.

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  • 离心固液两相叶片边界层理论分析可以分析叶片表面沿程阻力提供基础,进一步也可以确定叶片型线提供理论依据

    The theoretical analysis of boundary layer in vane of centrifugal two-phase flow pump may provide a basis for flow drag in vane surface and a theoretical evidence to determine vane curve.

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  • 概要介绍水轮机转轮计算机设计水力设计方法,一般原理同样适用离心叶轮的设计。

    A brief presentation on computer aided hydraulic design of Francis Turbine runners is given, the general principle of which are also applicable to centrifugal and mixed flow pump runners.

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  • 文章介绍一用于河底吸取砂并且有自吸排气离心多相结构水力设计

    This paper introduces the structure and hydraulic design of the multiphase flow centrifugal pump, which draught sands from the riverbed and discharge the air of the suction pipe.

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  • 研究结果表明通过优化有效降低二次漩涡风机结构、-射正冲造成能量损失提高了离心通风机性能

    The results show that the performance of optimized fan is improved by lowering the energy loss which caused by the secondary flow vortex, the volute tongue, the wake-jet and the angle of attack.

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  • 目前离心式压缩机叶片数目确定主要根据经验公式,同一叶轮不同数目的叶片对叶轮内部影响缺乏定量分析

    Currently, determination of compressor blade number is mostly base on experimental formula. The effect of Impeller with different blade number on flow field lacks of quantitative analysis.

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  • 离心常见螺旋形的,称为涡壳

    Centrifugal and mixed flow pumps pressurized water chamber is a common spiral-shaped, called the volute.

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  • 高速离心三维定常湍计算结果不仅诱导轮内部诊断提供数据指出了该存在部件设计问题

    The calculated results of three-dimensional steady flow not only offer the based dataset for flow diagnoses in the pump, but also indicate the design problem in some parts of the pump as well.

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  • 模拟同位素分离气体离心驱动机械驱动离心计算中的方法之一。

    The sources and sinks are used to simulate the mechanical drives and the drives of the feed and withdrawals in the simulation of the flow field of a gas centrifuge for isotope separation.

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  • 计算结果表明所选的模型能够很好的反映离心风机两相情况。

    The computational predictions of the centrifugal fan flow indicated that the turbulence model under-predicted gas-solid two-phase flows.

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  • 研究离心中间包室旋发生方法。

    The generation of swirling flow in a centrifugal tundish is studied.

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  • 离心压缩机压器内部的粘性进行数值研究

    Numerical research of the three dimensional viscous flow field in diffuser with small flow rate stage of centrifugal compressor is carried out.

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  • 提出采用可控减速设计离心风机两元叶片,即通过三维黏性计算采用正交试验设计方法,确定内平均速度的减速规律叶片型线。

    In the present method, the orthogonal design and the three-dimensional viscous flow field computation were used to determine the optimum controlled deceleration flow in impellers and the blade curves.

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  • 通过离心压气机盘空耦合计算分析,得到了轮盘空腔动的基本结构动力特性

    The basic flow field structure and aerodynamic features of the impeller backside cavity are presented for the coupled computations of a centrifugal compressor and its impeller backside cavity.

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  • 通过离心压气机盘空耦合计算分析,得到了轮盘空腔动的基本结构动力特性

    The basic flow field structure and aerodynamic features of the impeller backside cavity are presented for the coupled computations of a centrifugal compressor and its impeller backside cavity.

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