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Keywords: flow instability
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Journal Articles
Article Type: Technical Briefs
J. Pressure Vessel Technol. April 2015, 137(2): 024501.
Paper No: PVT-14-1031
Published Online: October 15, 2014
... by the pool water. The condensate water is passively fed into the bottom of the SG secondary side by gravity. Because a natural circulation loop is susceptible to two-phase flow instability, it is requisite to confirm the system is designed adequately to avoid the potential challenges to its operational...
Journal Articles
Article Type: Research Papers
J. Pressure Vessel Technol. February 2012, 134(1): 011301.
Published Online: December 1, 2011
... modes Frequency of the in-plane modes of the U-tube for different support conditions (12.7 mm tube) bars boilers design engineering dynamic response elasticity flow instability flow measurement heat transfer mechanical testing numerical analysis pipe flow pipes turbulence...
Journal Articles
Article Type: Research Papers
J. Pressure Vessel Technol. December 2011, 133(6): 061301.
Published Online: October 3, 2011
... direction versus frequency at 3.8 m/s, for 90% void fraction 01 02 2011 27 04 2011 03 10 2011 03 10 2011 drag elasticity flow instability pipes vibrations Steam generators are principal components of nuclear power plants. They are effectively heat exchangers...
Journal Articles
Article Type: Technology Review
J. Pressure Vessel Technol. April 2011, 133(2): 024001.
Published Online: February 28, 2011
... and contradictions between analytical predictions and experimental measurements regarding the conditions of these pipes. 20 11 2009 12 01 2010 28 02 2011 28 02 2011 bars dynamic response flow instability heat exchangers pipe flow pipes two-phase flow vibration control wear...
Journal Articles
Article Type: Research Papers
J. Pressure Vessel Technol. October 2010, 132(5): 051302.
Published Online: August 31, 2010
... [ t ( D f − D b ) + p D b ] where p is the fin pitch, t is the fin thickness, D f is the fin diameter, and D b is the bare tube diameter. flow instability heat exchangers pipe flow pipes turbulence vibrations vortices wear...
Journal Articles
Article Type: Research Papers
J. Pressure Vessel Technol. August 2010, 132(4): 041309.
Published Online: August 6, 2010
... to be also dependent on frequency detuning within the array. Upstream velocity variations with flexibility angle for three configurations 06 07 2009 14 06 2010 06 08 2010 06 08 2010 boilers damping elasticity flow instability heat exchangers hydraulic systems...
Journal Articles
Article Type: Research Papers
J. Pressure Vessel Technol. August 2010, 132(4): 041302.
Published Online: July 21, 2010
... interaction parameters for the loose support case. 23 10 2009 24 04 2010 21 07 2010 21 07 2010 cantilevers damping drag elasticity flow instability pipes turbulence vibration control Flow-induced vibration must be considered when operating many industrial components...
Journal Articles
Article Type: Research Papers
J. Pressure Vessel Technol. October 2009, 131(5): 051302.
Published Online: September 2, 2009
... 0301-9322 , 11 , pp. 161 – 175 . 10.1016/0301-9322(85)90043-6 24 07 2008 25 02 2009 02 09 2009 damping flow instability heat exchangers pipe flow pipes refrigerants turbulence two-phase flow vibrations Two-phase cross flow exists in approximately half...
Journal Articles
Article Type: Research Papers
J. Pressure Vessel Technol. August 2009, 131(4): 041301.
Published Online: June 12, 2009
... accelerometers elasticity flow instability pipe flow two-phase flow The U-bend region of nuclear steam generator tubes, which undergoes high velocity two-phase cross-flow, is highly susceptible to flow-induced vibrations. Fluid-elastic instability can cause a fretting wear of U-tubes in a short time...
Journal Articles
Article Type: Research Papers
J. Pressure Vessel Technol. June 2009, 131(3): 031301.
Published Online: February 4, 2009
... small, the modes excited to fluidelastic instability were the transverse out-of-plane modes, even though the apparently unsupported in-plane modes had much lower natural frequencies. flow instability heat exchangers two-phase flow vibrations 11 08 2006 24 10 2008 04 02 2009...
Journal Articles
Article Type: Research Papers
J. Pressure Vessel Technol. November 2008, 130(4): 041302.
Published Online: August 20, 2008
.... damping earthquake engineering flow instability sloshing vortices water storage 07 11 2006 26 04 2007 20 08 2008 2008 American Society of Mechanical Engineers ...
Journal Articles
Article Type: Research Papers
J. Pressure Vessel Technol. February 2006, 128(1): 148–159.
Published Online: October 5, 2005
... in the flow direction. These results and additional wind tunnel results are compared to existing data on fluidelastic instability. Two-phase flow damping results are also presented in this paper. 02 09 2005 05 10 2005 flow instability heat exchangers pipe flow two-phase flow nuclear...
Journal Articles
Article Type: Technical Papers
J. Pressure Vessel Technol. May 2004, 126(2): 188–193.
Published Online: May 5, 2004
... received September 4, 2003. Associate Editor: M. J. Pettigrew. 09 September 2002 04 September 2003 05 05 2004 computational fluid dynamics flow instability damping pressure vibrations mechanical stability confined flow Up to this time, some research has been...
Journal Articles
Article Type: Technical Papers
J. Pressure Vessel Technol. May 2004, 126(2): 269–274.
Published Online: May 5, 2004
.... 29 September 2003 11 November 2003 05 05 2004 heat exchangers external flows pipe flow mechanical stability jets flow instability failure (mechanical) elasticity fatigue wind tunnels It is well known that bundles of tubes, such as those used in boilers and heat...
Journal Articles
Article Type: Technical Papers
J. Pressure Vessel Technol. November 2003, 125(4): 411–417.
Published Online: November 4, 2003
... boundary layer turbulence computational fluid dynamics flow simulation flow instability pattern formation 27 May 2003 02 June 2003 04 11 2003 Contributed by the Pressure Vessels and Piping Division for publication in the JOURNAL OF PRESSURE VESSEL TECHNOLOGY . Manuscript...
Journal Articles
Article Type: Technical Papers
J. Pressure Vessel Technol. May 2003, 125(2): 165–170.
Published Online: May 5, 2003
... vibrations flow instability damping flow measurement input-output stability flow control 22 July 2001 29 January 2002 24 January 2003 05 05 2003 Contributed by the Pressure Vessels and Piping Division and presented at the Pressure Vessels and Piping Conference, Atlanta...
Journal Articles
Article Type: Technical Papers
J. Pressure Vessel Technol. May 2002, 124(2): 144–153.
Published Online: May 1, 2002
... ,” Int. J. Multiphase Flow , 11 , pp. 161 – 175 . pressure vessels vibrations power plants flow instability mixtures Many power and process plant components operate in two-phase flow, under high flow rates and adverse environmental conditions. For example, it has been estimated...
Journal Articles
Article Type: Technical Papers
J. Pressure Vessel Technol. November 2001, 123(4): 437–441.
Published Online: July 10, 2001
... July 10, 2001. Associate Editor: M. J. Pettigrew. 22 July 2001 29 March 2001 10 July 2001 heat exchangers vibrations fluid dynamics flow instability vortices There has been an increased effort in recent years to improve the heat transfer performance of tubular heat...
Journal Articles
Article Type: Technical Papers
J. Pressure Vessel Technol. November 2000, 122(4): 502–508.
Published Online: March 7, 2000
... failure (mechanical) vibrations damping flow instability fission reactor coolants channel flow Parallel-plate assemblies are used as core elements in some research and power nuclear reactors. A parallel-plate assembly consists of many thin plates stacked in parallel; between the plates...
Journal Articles
Article Type: Technical Papers
J. Pressure Vessel Technol. February 2000, 122(1): 33–39.
Published Online: October 26, 1999
... by the PVP Division, January 20, 1999; revised manuscript received October 26, 1999. Associate Technical Editor: S. S. Chen. 20 January 1999 26 October 1999 mechanical stability flexible structures vibrations fission reactor coolants confined flow flow instability A fluid...
Topics: Fluids, Sloshing