... crack detection method in the steel–titanium composite pipe is investigated analytically and experimentally by using interface wave. The interface wave mode in steel–titanium composite pipe is first identified and presented by theoretical analyses of dispersion curves and wave structures. The selection...

... 2011 19 10 2011 19 10 2011 automatic optical inspection crack detection design engineering finite element analysis gradient methods nuclear power stations thermal stress cracking thickness measurement walls thermal fatigue thermal stress crack propagation crack network...

... for ANSYS and ANSYS Workbench 11.0. 14 03 2010 08 10 2010 17 05 2011 17 05 2011 condition monitoring crack detection fracture mechanics Monte Carlo methods pipelines regression analysis risk management statistical distributions stress-strain relations structural...

... Procedure for Multiple Crack-Like Flaws in Failure Assessment Diagram (FAD) ,” ASME J. Pressure Vessel Technol. 0094-9930 , 131 , p. 041402 . 10.1115/1.3122026 09 11 2009 20 04 2010 14 10 2010 14 10 2010 crack detection inspection nuclear power stations pipes...

... will be made. These observations will add insight into the conservatism of using an idealized flaw shape assumption. 19 11 2008 28 05 2009 05 01 2010 05 01 2010 crack detection finite element analysis stress corrosion cracking surface cracks In October 2006...

... relation, Eq. 3 can be rearranged as 5 C ∗ = B σ ref n − 1 K 2 where B and n are the material constants in Norton’s creep law, namely, creep coefficient and creep exponent, respectively. 05 01 2009 03 09 2009 23 12 2009 23 12 2009 crack...

... the FAC, then the multiple cracklike flaws are acceptable. If either point is on or outside the FAC, rerate, repair, or replace the component. 01 05 2008 27 01 2009 15 05 2009 crack detection failure analysis pipes pressure vessels fitness for service (FFS) FAD...

... on the inner surface of tubular components by means of the multiple-probe sensor placed on the outer surface. 14 03 2007 26 08 2008 09 12 2008 crack detection finite element analysis pipes plates (structures) power plants probes remaining life assessment sensors The number...

... change in the failure pressure with flaw depth and flaw width. Variation of failure pressure with flaw dimensions 24 10 2006 20 07 2007 10 09 2008 ageing boilers condition monitoring corrosion crack detection design of experiments failure analysis finite element...

.... 29 08 2006 22 05 2007 22 08 2008 bending crack detection integral equations pipes circumferential through-wall cracked pipe combined tension and bending crack opening displacement J testing plastic η-factor Elastic-plastic analyses of the FE model...

... support. 17 08 2004 24 11 2006 crack detection plates (structures) surface cracks electric sensing devices probes finite element analysis As is often the case with components in thermal and nuclear power plants, cracks are the typical defects that bring about failures...

... ( K c ) is used, the result is a relatively less conservative prediction compared to that failure stress calculated using plane-strain conditions. 19 09 2006 24 10 2006 crack detection failure analysis flaw detection fracture mechanical products stress...

...; there is also good possibility that this method can be applied to natural cracks if the threshold value can be properly determined. 31 05 2006 07 09 2006 crack detection eddy current testing fatigue cracks stress corrosion cracking structural engineering crack distinction stress...

... has been successfully applied not only to the isolated cracks but also to the multiple cracks ( 3 ). surface cracks crack detection nondestructive testing finite element analysis electric potential probes 14 02 2006 28 05 2006 Johnson , H. H. , 1965...

...) thermal stress cracking nondestructive testing ultrasonic applications stainless steel signal processing thermal stresses crack detection ultrasonic inspection closed crack scattering wave signal enhancement thermal stress Usually, nondestructive evaluation (NDE) of cracks...

... elements are controlled by a control section. 25 01 2005 31 01 2005 acoustic microscopy crack detection surface cracks ceramics alumina pressure vessels gas lasers scanning electron microscopy optical microscopy microcracks Already since the early 1960s ceramic has been...

... (1) statically loaded with oil, (2) statically loaded with nitrogen, and (3) dynamically loaded with gaseous detonations traveling at 2.4 km/s. The tubes were also instrumented with pressure transducers, crack detection gages, and strain gages. The experiments were controlled so that comparisons...

... with an accuracy of ±0.50°C were designed and fabricated for tests at non-ambient conditions. A window was designed in the wall of the chamber to allow video crack detection and measurement. The surface morphology of the fractured specimens was studied using a Joel JSM T-300 scanning electron microscope...

.... Y. Zamrik. 22 July 2001 08 November 2001 30 July 2002 31 01 2003 crack detection cracks nuclear reactor steam generators steam turbines stress analysis failure (mechanical) failure analysis The assessment of steam generator tubes with defects is of great...

... manuscript received December 18, 2001. Associate Editor: S. Rahman. 23 July 2000 03 August 2000 18 December 2001 08 11 2002 crack detection cracks microcracks ceramics pressure vessels In the last two decades, multiple cracks have been observed in various cases...