... experiments and numerical analysis. A simple experimental platform consisting of a reciprocating pump, suction and discharge pipes, and flow control valve are offered and the experimental tests under multiworking conditions are carried out to explore the fluid dynamic interaction of the reciprocating pump...

... growth life of multiple nonaligned cracks by the use of SIF solutions modified by empirical interaction factors. Several examples of two nonaligned cracks illustrate the accuracy and effectiveness of the procedure by comparison with numerical analysis by the body force method for two-dimensional problems...

... 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...

... numerical analysis pipe flow pipes telemetry turbulence vibrations Flow-induced vibrations of heat-exchanger tube bundles and nuclear fuel rods are a major source of concern, when component life and plant availability are addressed. Excitation by the flow turbulence and possible fluid-elastic...

... of stress-strain relations obtained by numerical analysis. Consideration is given below to the ductile-to-brittle transition behavior of undermatched joints using the stress and strain values under the same conditions indicated above. Both cleavage and ductile fractures are initiated from inside...

.... In addition, Swamee–Jain formula was introduced in the present study ( 2 ) for the friction factor computations during the slug acceleration. The numerical analysis of the slug motion along the horizontal pipeline from the pressurized tank starting with zero initial...

... 2009 25 08 2010 25 08 2010 confined flow flow control numerical analysis sloshing time-varying systems valves Sloshing damage of oil storage tank ( 7 ) Several attempts have been made to suppress such sloshing responses. Hayama and Iwabuchi ( 8 ) investigated...

... , 93 , pp. 447 – 455 . 10.1016/j.ress.2006.12.009 20 10 2008 10 06 2009 20 08 2010 20 08 2010 corrosion failure analysis maintenance engineering numerical analysis pipelines pipes thin wall structures failure pressure infinitely long groove burst test...

... computational fluid dynamics damping elasticity Navier-Stokes equations numerical analysis pipe flow turbulence Flow induced vibration (FIV) is a major concern while operating shell and tube heat exchangers. Tube vibrations are due to forces generated by vortex shedding, turbulence...

..., System Models, and Solution Methods, Scientech, Inc. ,” Chapter 4, NUREG/CR-5535. Jo , J. C. , Kim , W. S. , Kim , H. J. , and Yu , S. O. , 2004 , “ Numerical Analysis of Boiling-Induced Multiphase Flow in a Helical Steam Generator Coiled Tube ,” Proceedings of the Third...

... , the numerical analysis procedure proposed in Ref. 3 is summarized, and the results obtained are contrasted to the failure pressures considered by ASME Sec. 3 rules. Section 4 gives an interpretation of thick tube behavior in terms of interaction diagrams and establishes a comparatively simple formula...

... in good agreement with test data, although a few disparities existed. 27 11 2006 22 09 2007 19 03 2008 aerodynamics compressible flow computational fluid dynamics discs (structures) Mach number numerical analysis subsonic flow supersonic flow turbulence valves...

... simulation fluid mechanics heat transfer mass transfer numerical analysis 2008 American Society of Mechanical Engineers ...

... different yield criteria, the Bauschinger effect, and the recalculation of the residual stress field post barrel’s machining. Accurate stress-strain data and their appropriate numerical representations are needed as input for the numerical analysis of the residual stress field due to autofrettage...

... 2005 bubbles fluid oscillations numerical analysis Bubble Oscillation VOF SRV Dynamic Load A safety relief valve (SRV) discharge system is installed on the main steam line in a boiling water reactor (BWR) in case overpressurization occurs. When an SRV is actuated, air, which...

... ultrasonic materials testing pipes corrosion testing inspection echo ultrasonic transducer arrays numerical analysis welding geometry deconvolution structural engineering Ultrasonic nondestructive (NDE) testing has developed rapidly in the past decades as a tool for materials assessment...

... a manganin gauge (Kyowa Electric Instrument Co., Ltd.,) at the position where the generation of the overdriven detonation phenomenon was expected. Furthermore, the overdriven detonation process of the concentric double cylindrical high explosive was continually observed by numerical analysis and the framing...

... numerical analysis wear testing Sachs’ method is a destructive experimental procedure used primarily for determining residual stresses in autofrettaged thick cylinders, see references 1 2 3 4 . In its most common form it involves the fixing of axial and hoop direction strain gauges...

...Michael J. Iremonger; Gurdip S. Kalsi, Directorate of Research and Applied Science, This paper describes a numerical analysis of the swaging autofrettage of a gun barrel by forcing an oversize mandrel (or “swage”) through the barrel. Analyses are conducted on a two pass swaging procedure in which...