... element analysis flanges gaskets internal stresses leak detection mechanical contact porous materials leakage rate leakage model bolted flanged connection time-correlation gasket contact stress Bolted flanged connections are commonly used in pressure vessels and piping. The failure...

... of the welding on the structural integrity of tube-to-tubesheet joints should be taken into account when utilizing the technique of welding after hydraulic expansion. 19 04 2011 01 10 2011 31 10 2011 31 10 2011 elastoplasticity finite element analysis heat exchangers mechanical...

... 2011 differential equations mechanical contact pressure vessels shells (structures) stress analysis structural engineering integrated clamping multilayer pressure vessel hydrostatic test model structure parameter With the development of the industry, high pressure vessels...

... mechanical contact occupational safety pipes pressure vessels rings (structures) Bolted flange connections have important applications as part of pressure vessels and piping equipment not only in refineries but also in chemical and nuclear industries. However, with the need for more onerous...

... 2011 09 05 2011 elasticity fasteners finite element analysis flanges mechanical contact Bolted joints are tightened so as to obtain a uniform preload in all of the bolts since this improves the behavior of the joint ( 1 2 3 4 5 ). In the case of wind generators, the preload...

... expanding using a conical plug (expanding die). tube expansion thick-walled microgroove tube tube-fin joint air conditioning couplings finite element analysis heat exchangers mechanical contact pipes refrigeration 26 04 2008 18 07 2010 31 01 2011 31 01 2011...

... forces. In addition, Blach ( 6 ) investigated the design of noncircular bolted flange connections with gaskets. fasteners finite element analysis flanges gaskets mechanical contact pressure stress analysis 31 01 2007 30 03 2010 31 01 2011 31 01 2011 2011...

...-Hill , New York . ANSYS , 2006 , ANSYS Standard Manual, Version 11.0. 17 08 2009 26 11 2009 19 10 2010 19 10 2010 beams (structures) elasticity fasteners finite element analysis flanges mechanical contact Webjörn ( 6 7 ) compared the different...

...) mechanical contact modal analysis pipe flow supports transducers turbulence vibration measurement vibrations 15 06 2009 16 12 2009 05 05 2010 Turbulence-corrected identification of the tube motion at the support location for preload configuration (b) Up...

... experience gained throughout the years. However, this is not sufficient to avoid occasional unsatisfactory operating joints and more research is required. elastoplasticity failure (mechanical) finite element analysis internal stresses mechanical contact pipes sheet materials work hardening...

... ), pp. 55 – 62 . Rao , S. S. , 1989 , The Finite Element Method in Engineering , Pergamon , Oxford . 01 05 2008 04 03 2009 03 09 2009 blades compressors impact (mechanical) mechanical contact plates (structures) rotors shear deformation impact force...

... element analysis mechanical contact pipes rollers (machinery) rolling sheet materials work hardening tube-tubesheet joint strength projection initial clearance finite element During the rolling process the tube is projected from the primary face of the tubesheet for many reasons...

... integration of the second order Newton’s equation, several integration schemes are applicable ( 23 ). Due to their simplicity and economy, one step explicit schemes (based on truncated Taylor expansions) with constant time steps are often used. In the framework of continuum mechanics, contact problems can...

... finite element analysis models. Additional comparisons have been made with existing methods. elastoplasticity finite element analysis mechanical contact pipes sheet materials This paper presents a new proposed analytical approach based on a rigorous analysis of the hydraulically...

... model. finite element analysis internal stresses joining processes mechanical contact pipes rollers (machinery) sheet materials work hardening 30 05 2006 31 01 2007 21 08 2008 2008 American Society of Mechanical Engineers ...

.... 01 09 2006 08 12 2006 17 01 2008 couplings fasteners mechanical contact mesh generation fixing element bolted joint FEM helical thread modeling stress concentration contact pressure distribution Threaded fasteners are the most widely used machine elements...

... and ready for the hydrotest 10 06 2006 23 11 2006 17 01 2008 couplings heat exchangers mechanical contact mechanical strength pipes Heat exchanger retubing process uses torque controlled tube rolling to expand tubes into tubesheet holes to a specified tube wall...

... contact pressure values. 28 07 2005 13 07 2006 mechanical contact joining processes fasteners calibration finite element analysis ultrasonic applications bolted joints experimental ultrasonic waves pressure-sensitive film FEM Bolted joints are among the most...

.... Pressure Vessel Technol. 0094-9930 , 13 , pp. 309 – 313 . 19 04 2004 01 07 2005 heat exchangers pipes joining processes finite element analysis pipe flow hydraulic systems internal stresses deformation mechanical contact Shell-tube heat exchangers are widely used...

... 2004 23 02 2005 friction fasteners torque mechanical contact The safety, reliability, and the quality of bolted assemblies are significantly affected by the level and the stability of the fastener tension which is most commonly achieved by either turning of the head or the nut...