The difference of heat transfer calculation between spiral plate heat exchanger and single shell and tube heat exchange is discussed in the article.

本文讨论了在传热计算中螺旋板换热器与单壳程、单管程列管式换热器的差异。

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After repair as per the detailed repair scheme, the high-pressure spiral tube heat exchanger is recovered to normal run.

制定了详尽的返修方案，具体实施后高压绕管式换热器恢复正常运行。

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The mechanisms of heat transfer enhancement and pressure drop reduction are analyzed of a new type of rod baffle shell and tube heat exchanger with spiral groove tube bundles.

描述了新型折流杆换热器的强化传热和降低壳层压力降的原理，它与传统折流板换热器相比，传热效率高，材料及能耗小。

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