... providing a basis for an intelligent stall-warning methodology. 16 05 2010 31 05 2010 23 11 2010 23 11 2010 aerodynamics failure (mechanical) fans flow visualisation risk analysis waveform analysis The application of industrial fans into tunnel networks makes fan...

... casting failure (mechanical) fatigue cracks fatigue testing gas turbines nickel alloys polymer blends stress analysis stress-strain relations Ni base DS superalloy gas turbine blade biaxial fatigue high temperature life prediction About 40% of electricity generated by thermal...

... to compute the vibration response. The presented methodology is applied to the calculation of the forced response of a nonlinear coupled turbine blading in the frequency domain. 14 04 2009 08 09 2009 26 05 2010 26 05 2010 blades failure (mechanical) fatigue frequency-domain...

... reduce contact stresses by an additional 10%. 14 04 2009 07 05 2009 30 03 2010 30 03 2010 failure (mechanical) fatigue finite element analysis gas turbines mechanical contact Single tooth attachments or “dovetails” are used to secure fan and compressor blades...

.... The analysis of melted edge shows presence of all the elements representing various coating layers as well as the impurities; however, Zr and Y were not detected in the melted areas. 06 08 2008 02 09 2008 05 06 2009 aerospace engines blades failure (mechanical) gas turbines scanning...

... of the turbine section. 14 12 2007 11 11 2008 09 04 2009 blades discs (structures) failure (mechanical) failure analysis fatigue cracks finite element analysis gas turbine power stations mechanical testing nozzles stress analysis surface cracks turbogenerators vibrations...

... ballistic impact bending ceramics composite materials failure (mechanical) impact (mechanical) 2009 American Society of Mechanical Engineers ...

..., the validation of the concept by the results of component tests is shown. gas turbines remaining life assessment fatigue cracks stress-strain relations steel rotors nickel alloys superalloys blades failure (mechanical) 27 04 2007 07 05 2007 09 01 2008...

... microcracks fracture mechanics finite element analysis failure (mechanical) Lifetime prediction of components subjected to fatigue loading is based on suitable models for crack initiation and crack growth. In the crack growth phase fracture mechanics models work very well as long...

... function for the probability of failure, conditioned by the experimental evidence for the selected random variables. The example is based on a hypothetical high-cycle fatigue design problem for a transport aircraft engine application. Bayes methods large-scale systems reliability failure (mechanical...

... February 2000. Associate Editor: D. Wisler. 08 May 2000 01 November 1999 01 February 2000 20 09 2005 fracture mechanics cracks fatigue life testing failure (mechanical) stress analysis structural engineering structural engineering computing Only recently have...

... reinforced composites fasteners silicon compounds gas turbines aircraft testing combustion failure (mechanical) melt infiltration aerospace propulsion ceramics A major focus of NASA’s enabling propulsion materials (EPM) program was development of advanced ceramic matrix composites (CMC’s...

... Royce, plc., and Williams International. Current approaches are not necessarily applied uniformly among all engine manufacturers. gas turbines engines fatigue testing failure (mechanical) 01 Oct 2000 01 Feb 2001 15 08 2003 Contributed by the Materials, Manufacturing...

.... Natole. 04 June 2001 01 December 2000 01 March 2001 27 12 2002 gas turbines stainless steel failure (mechanical) failure analysis corrosion fatigue cracks wear stress analysis finite element analysis Inlet Guide Vanes (IGVs) are used to control the air...

... September 2001 24 09 2002 thermal barrier coatings delamination cracks ceramics failure (mechanical) Thermal barrier ceramic coating (TBC) is used to protect an alloy operating at high temperature, for example, at 1500°C and so that high thermal efficiency for an advanced gas...

... failure (mechanical) 08 May 2000 01 November 1999 01 February 2000 19 06 2002 Contributed by the International Gas Turbine Institute (IGTI) of THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS for publication in the ASME JOURNAL OF ENGINEERING FOR GAS TURBINES AND POWER . Paper...

.... fibre reinforced composites ceramics gas turbines failure (mechanical) cracks silicon compounds carbon compounds Because of the importance of this environmental issue, it is of interest to understand how the thermostructural capability of Si-based CMC would be altered if EBC coatings were...

... by the material’s long-term metallurgical stability at the actual operating conditions encountered in service. gas turbines life testing materials testing stress effects high-temperature effects failure (mechanical) mechanical properties thermal stability materials coatings 01 Nov 1999...

.... 1999; final revision received by ASME Headquarters Feb. 2000. Associate Editor: D. Wisler. 08 May 2000 01 11 1999 01 02 2000 26 03 2002 mechanical contact fatigue cracks stress analysis failure (mechanical) gas turbines...

...; Paper 00-GT-389. Manuscript received by IGTI Nov. 1999; final revision received by ASME Headquarters Feb. 2000. Associate Editor: D. Wisler. 08 May 2000 01 11 1999 01 02 2000 26 03 2002 rotors seals (stoppers) failure (mechanical...