return-beam tube

Enhancement of vertical tube heat transfer to non-fluidized moving bed in return leg of circulating fluidized bed

循环床非流化回料管内竖管传热的强化

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The paper analyzed the reason of condensation return water corroding boiler iron tube, introduced technology and application of treating return water and economical efficient.

文章分析了蒸汽冷凝水对锅炉碳钢回水管的腐蚀原因，介绍了冷凝回水缓蚀处理的技术和应用，以及由此产生的经济效益。

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This paper analyzes damage reason of electric heat tube of a midget electrically heated boiler by calculation of jet flow of return water pipe. The damage is a fatigue failure that is caused by direct acting of return water on electric heat tube.

通过对回水管的射流计算，分析了小型电热锅炉电热管损坏的原因：电热管的损坏是由于回水直接对电热管作用而引起的疲劳破坏。

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Non-return valve ( including the end of valve )-used to automatically prevent the backflow tube medium.

止回阀 ( 包括底阀 ) — 用于自动防止管道内的介质倒流.

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It is equipped with asphalt return tube, anti-puffing pressure vent valve, anti-aging overhead nitrogen valve, thermometer, volumeter and output asphalt rapid discharge valve and coupling.

配备沥青溢流管、防冒液呼吸阀、防老化顶置充氮阀、温度计、容量计和输出沥青的快速卸料阀及接耦。

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