Numerical simulation of uneven entry velocity distribution gas flowing across different arrayed tube bundles;

Flow-induced vibrations of tube bundles in heat exchangers with new method to analyze the fluidelastic stability;

Analysis on Dynamic Characteristic and Flow Induced Vibration of Heat Exchanger Tube Bundles;

The technologies of noise elimination and vibration prevention for various bundle are summarized and analyzed.

The article introduced the design ideas about inter-floating head exchanger which head with backing device; floating head exchanger which tube-sheet is not used for flange; U-tube bundle; U-tube bundle which tube-sheet is not used for flange, and also introduced the test method.

Although the material of construction of tubes has been upgraded several times, the results are not satisfactory.

The causes of circumferential cracking of stainless steel U tubes in hot separator gas cooler E-3A of wax hydrotreating unit in No 2 Refinery of Fushun Petrochemical Company are preliminarily studied.

The tubes of atmospheric overhead heat exchangers in No.

Increasing autoclave operation efficiency by improving heating pipe bundle structure;

The heat release calculation by external condensation of horizontal multitube, vibration check while media transversely flow over tube bundle, ensemble rigidity pipe bundle and connecting technology of tube and tube plate ware presented in this paper.

Heat transfer and flow resistance characteristics of tube bundle supported by twisted-leaves;

Construction design of tube bundle and tube plate of spiral deflector plate heat exchanger;

After several years circulated,the tube bundle of external catalyst cooler was contorted and metamorphosed and should be replaced.