• 水管设在5)内增加了烟道中的传热 积,使排出温度降低

    The water pipe set inside the smoke pipe (5) increases the heat transmission area, cooling down the exhaust temperature.

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  • 流体搅拌化工工业过程重要单元操作,要求传热面较大、工作介质为体系或某些两相体系等工业过程中,多层桨搅拌广泛应用

    Stirred vessels are used in the process industries for a variety of applications. Multiple-impeller stirred tank is widely used in process such as gas-liquid dispersion, high viscous fluid mixing.

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  • 扩展受热强化传热技术冲击波技术联合应用锅炉改造的优化选择

    The combined application of finned heating surface and shock wave ash removing technique is a very good choice in boiler retrofit.

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  • 建立基于统计分析锅炉清洁受热的计算模型。

    Modeling the heat transfer capacity of cleanly heating surfaces based on statistical analysis.

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  • 计算结果表明增加通道深比对推力能够起到强化传热作用,同时增加了冷却通道的进出口

    The simulation results show that the heat transfer of rocket chamber will be enhanced when increasing the aspect ratio, but the pressure drop will increase simultaneously.

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  • 实验研究结果表明:分子筛催化剂颗粒粒径的大小对壁传热系数传热系数影响中央区的传热系数无影响。

    Experimental results reveal that this diameter exerts strong influence to the overall heat transfer coefficients and that on the wall, but irrelevant to that in the central zone.

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  • 研究液体流量流量、壁负荷物性等对降膜载气蒸发传热的影响。

    The effects of liquid flow rate, carrying gas flow rate, heat flux and liquid properties on heat transfer coefficient were measured.

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  • 质量浓度为5%悬浮液在在整个质量流量范围内总是表现出好的冷却性能,它对应的是更低温度以及更好传热系数

    The 5% suspension always shows better cooling performance than water with lower wall temperatures and enhanced heat transfer coefficient within the whole range of mass flow rates.

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  • 本文最后采用传热设备实测数据进行分析来说明采用针翅管作为对流受热取得实际效果

    Finally, this paper analyses the data which are measured in new heating transfer appliance with the pin fins tubes and explains the effect of using the pin fins tubes for convection heating surface.

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  • 试验结果表明,所提出热管冷板传热性能均温性能良好,满足设计要求

    Experimental study shows that the heat pipe cold plate equipment possesses excellent heat transfer performance and temperature evenness, and satisfies design requirements.

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  • 讨论垂直于突通道主流方向侧壁射流对壁压力系数传热系数回流长度影响

    The effects of a side wall vertical jet on sudden-expansion channel's wall pressure coefficient, surface heat transfer coefficient and main flow recirculation zone length are discussed in detail.

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  • 通过冷却传热过程分析得到复合传热系数计算公式

    A formula of combined heat transfer coefficient was obtained based on the analysis of heat transfer of copper staves.

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  • 连铸区域凝固传热生坯均匀形成、铸坯的质量以及连铸生产的顺利进行重要影响

    The solidification and heat transfer in meniscus zone have deep influence on the formation of initial solidified shell, surface quality and smoothness of casting operation.

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  • 传热物理状态变化弹形变阐述了微通道热压成形过程塑料流动机理

    Then plastic flow mechanics are depicted in three aspects as follows: heat transfer, physical state changing and viscoelastic formation.

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  • 安装方便,使用安全卫生传热均匀

    Conveniently to install, safe and sanitary, the surface can guide heat evenly.

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  • 建立锅炉对流受热传热计算模型给出传热产生数的计算公式

    The calculation model of heat transfer entropy productions of convective heating surfaces of boiler is set up, and the calculating formula of heat transfer entropy production is presented.

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  • 本文比较计算辐射传热的三数值计算方法区域假想热流法,提出了用假想法进行矮烟罩内辐射传热计算。

    Compared with zone method and heat flux method, imaginary plane method is a better way to calculate the radiative heat transfer.

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  • 铸钢冷却传热研究对象根据试验结果,提出简化传热关系式,将其神经网络技术相结合,形成冷却温度预测仿真模型。

    Heat transfer of cast steel cooling stave is the research object, and simplified heat transfer formula is proposed based on thermal state test results.

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  • 对影响冻干传热性能两个因素(冷管壁温度厚度)进行实验研究

    An experimental study on the performance of freeze-dryer's cold trap has been carried out under different temperature of the cold trap coil and different frost thickness in the paper.

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  • 认为液体主体中汽扰动处的传热较大影响,当发生转变时,传热机理发生相应的变化。

    Considers that the bubble fluctuation in main fluid flow importantly affects heat transfer on pipe wail, and the transfer mechanism relatively changes with the flow type.

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  • 脉动流化床内换层的传热特性进行了试验研究,试验中观察到的脉动床最大传热速率普通流化床的传热速率提高15%左右,对于较大直径的颗粒,脉动流化床的传热效果更突出;

    The results show that the heat transfer rate in a pulsed fluidized bed is 15%greater than that in a normal fluidized bed. The bigger the particles, the higher the heat transfer efficiency.

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  • 管内湍流强化传热方法一般增加换热这会显著提高管内流动阻力。

    The conventional method of heat transfer enhancement for turbulent flow in tube is to increase the heat transfer area, but it will increase the pressure drop across the tube significantly.

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  • 理论分析和试验结果表明,液体受热水平金属丝网管壁能够形成比较均匀的上升薄液,可以起到强化传热传质的作用。

    The formation of the rising liquid film on the surface of a horizontal metallic mesh tube in the presence of the temperature field was investigated.

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  • 理论分析和试验结果表明,液体受热水平金属丝网管壁能够形成比较均匀的上升薄液,可以起到强化传热传质的作用。

    The formation of the rising liquid film on the surface of a horizontal metallic mesh tube in the presence of the temperature field was investigated.

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