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折流板抗振型换热器流体动力学及传热特性研究
Researches on hydrodynamics and heattransfer char acteristics of the vibration resistant type heat exchangers with baffle plates.
【摘要】 对折流板抗振型换热器流体动力学及传热特性进行理论分析和实验研究,得出了此类换热器压力降及传热性能的预测方法。指出此类换热器既保持了横流式换热器对操作工况适应性强的优点,又解决了横流式换热器存在的管子发生流体诱导振动的问题。
【Abstract】 Thetheoretical analysis and experimentalinvestigation were conducted forthe hydrodynamics and heattransfer characteristics ofthe vibration resistanttype heat exchangers with baffle plates, and the prediction method ofthe pressure drop and heattransfer characteristics ofthese heatexchangers was obtained.These heat exchangers have notonlythe advantages ofthe crossflow heatex changersin operation ,working condition suitability,butalso solve theflow inducing vibration problemsinthetubesofcrossflow heat exchangers.
【关键词】 换热器;
折流板;
抗振型;
扁钢支承条;
流体动力学;
传热;
压力降;
【Key words】 Heat Exchanger; Baffle Plate; Vibration Resis tance; Flat Steel Supporting Bar; Hydrodynamics; Heat Transfer; Pressure Drop;
【Key words】 Heat Exchanger; Baffle Plate; Vibration Resis tance; Flat Steel Supporting Bar; Hydrodynamics; Heat Transfer; Pressure Drop;
【基金】 云南省应用基础研究基金
- 【文献出处】 化工机械 ,CHEMICAL ENGINEERING & MACHNERY , 编辑部邮箱 ,1999年05期
- 【分类号】TQ051.501
- 【被引频次】2
- 【下载频次】51