... a rotated triangular tube array. It also showed that quasiperiodic drag and lift forces essentially similar to those observed in the narrow test section also exist in the wider test section. 30 07 2007 07 11 2008 06 04 2009 drag external flows heat exchangers pipes two-phase...

... pipe flow external flows wear fatigue fracture heat exchangers drag Two-phase cross flow exists in many shell-and-tube heat exchangers. Flow-induced vibration excitation forces can cause tube motion that will result in long-term fretting-wear or fatigue. To prevent these tube failures...

..., such as by Au-Yang 1 , Blevins 2 , Chen 3 , Paı¨doussis 4 , Pettigrew and Taylor 5 , Price 6 , and Weaver and Fitzpatrick 7 . heat exchangers external flows pipe flow mechanical stability jets flow instability failure (mechanical) elasticity fatigue wind tunnels 29 September...

... by the Pressure Vessels and Piping Division for publication in the JOURNAL OF PRESSURE VESSEL TECHNOLOGY . Manuscript received by the PVP Division May 27, 2003; revision received June 2, 2003. Associate Editor: S. Y. Zamrik. 27 May 2003 02 June 2003 04 11 2003 vibrations external flows...