... 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...

... velocities ranging from less than 1 m/s to as high as 6 m/s. CANDU steam generators flow-induced vibration multispan U-tubes two-phase flow bars boilers design engineering dynamic response elasticity flow instability flow measurement heat transfer mechanical testing numerical...

... ), as attested by validation of the predictive techniques achieved through laboratory experiments ( 8 9 10 11 ). design of experiments impact (mechanical) inverse problems numerical analysis pipe flow pipes telemetry turbulence vibrations 16 04 2010 31 08 2010 11 07 2011...

... of stress-strain relations obtained by numerical analysis. 12 11 2006 25 08 2009 29 03 2011 29 03 2011 Mochizuki , M. , Hattori , T. , and Nakakado , K. , 2000 , “ Residual Stress Reduction and Fatigue Strength Improvement by Controlling Welding Pass Sequences...

... velocity profile in the elbow and the following vertical extension segment. The transient force calculations at the elbow were performed with the assumption that the peak pressure is uniformly distributed over the elbow cross section. The numerical analysis...

... method is verified to be effective to suppress the sloshing while the consuming energy to control the valve is small. 12 03 2009 01 12 2009 25 08 2010 25 08 2010 confined flow flow control numerical analysis sloshing time-varying systems valves sloshing suppression...

..., and it was stepwise increased during the numerical analysis. The plasticity was represented by the multilinear kinematic hardening model, which uses the von Mises yield criterion and the Prandtl–Reuss flow rule. It was considered that failure pressure is reached when the equivalent stress at each point along a radius...

... ) phase ϕ L , and ( c ) damping coefficient α 11 ′ 02 11 2009 27 05 2010 29 07 2010 29 07 2010 computational fluid dynamics damping elasticity Navier-Stokes equations numerical analysis pipe flow turbulence Flow induced vibration (FIV...

.... 19 11 2006 14 08 2007 24 11 2008 channel flow computational fluid dynamics heat transfer numerical analysis pipe flow turbulence two-phase flow In operating helically coiled tube steam generators (HCTSGs) (see Fig. 1 ) of integral type pressurized water reactors...

... , 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...

...-9310 10.1016/S0017-9310(01)00225-3 , 45 ( 6 ), pp. 1309 – 1320 . 11 01 2006 22 12 2006 08 02 2008 flow simulation fluid mechanics heat transfer mass transfer numerical analysis fluid mechanics development...

... 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...

... 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 initially occupies a discharge line...

... , “ Noise Robust Two-Dimensional Blind Deconvolution of Ultrasound Images ,” Proc. IEEE 0018-9219 , 2 , pp. 1465 – 1470 . 18 02 2005 04 03 2005 ultrasonic materials testing pipes corrosion testing inspection echo ultrasonic transducer arrays numerical analysis welding...

... 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...

... stresses elasticity Bauschinger effect compressive testing strain gauges fatigue testing fatigue cracks pressure vessels numerical analysis wear testing Sachs’ method is a destructive experimental procedure used primarily for determining residual stresses in autofrettaged thick cylinders...

...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...