• 介绍螺旋槽轧制机理轧具设计制造要点。

    This paper introduces the requirements mainly concerning the rolling mechanism of spiral tubes and the design of rolling mills.

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  • 分析螺旋强化传热特性,并介绍了应用效果

    The heat transfer characteristic of spiral-grooved pipe and its application result are introduced.

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  • 文中螺旋进行实验结果进行了分析,最后得出了结论。

    By analyzing the results of the experiment, we know that the swirl groove tube can enhance its heat and mass transfer.

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  • 单头“W”形螺旋螺旋槽管基础上开发出的一种新型强化

    The results show that comprehensive performance of "W" type spirally fluted tube is better than that of smooth tube.

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  • 目前强化传热主要是采用性能良好的传热元件螺旋其中的一种

    Nowadays, enhanced heat transfer utilizes superior heat transfer elements. Spirally grooved tube is one of them.

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  • 根据有限元计算结果分析螺旋槽管主要结构参数压力的影响规律。

    Based on the results obtained, the effect of main geometrical parameters of the tube on roll-pressing force was analyzed.

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  • 新型螺旋代替普通换热器进行技术改造简便易行节能效果又显著

    The replacement of common smooth tubes by new spiral groove tubes during technical reconstruction of heat exchanger is both simple and remarkable energy-saving effectiveness.

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  • 针对问题开展钢质螺旋槽替代原有光滑并使其达到原有换性能研究。

    In order to resolve this problem, a detail study was carried out on using steel spirally fluted tubes replacing copper plain tubes without lowering the previous performance of heat transfer.

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  • 因此,可以采用钢质螺旋替代低压加热器中的光滑,实现锅炉给水系统铜化运行的要求。

    Therefore, using steel spirally fluted tube replacing copper plain tube in HP preheater can be adopted for the boiler feedwater system without copper.

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  • 因此可以采用钢质螺旋替代高压加热器中的光滑,实现锅炉给水系统铜化运行要求

    Therefore, the copper plain tube in HP heaters can be replaced with the steel spirally fluted tube for the requisition of having no copper in boiler feed water system.

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  • 为了提高溴化锂工质第二类吸收式热泵吸收器的性能,在第二类吸收式热泵吸收器内对不锈钢螺旋槽,即不锈钢光滑传热传质性能进行了实验研究

    To improve the performance of heat transformer, a spirally corrugated tube in the absorber was used. And research for its heat and mass transfer performance was conducted experimentally.

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  • 通过试验验证了用有限元法进行螺旋槽管压成型过程模拟可靠性得到了滚压力之间对应关系,螺旋槽二次加工提供了必要的实际指导依据。

    The reliability of numerical simulation was proved by experiment, and the relation between roll-pressing force and corrugation depth was obtained as guidance for secondary machining of grooved tube.

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  • 本文滚压螺旋槽在结垢工况进行了性能比较试验

    The Performence of spirally indented heat exchanger tubes is compared with smooth tubes under experiment of sealing.

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  • 本文滚压螺旋槽在结垢工况进行了性能比较试验

    The Performence of spirally indented heat exchanger tubes is compared with smooth tubes under experiment of sealing.

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