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。

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.

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吐哈油田自91年投产以来，随着油田的开发地层压力逐年下降而气油比呈急剧上升趋势，特别是温米油田出现了大批的高气油比油井，这给目前采用的有杆泵和电潜泵举升带来了一定的难度。

TUHA oil field has been putting into production in 1991, with the development of TUHA oil field, the reservoir pressure is dropping off, the gas oil ratio(GOR) is quickly rising.

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