... turbines hardening nickel alloys softening stress relaxation stress-strain relations In gas turbines, it is important to design for high gas temperatures as possible in order to attain a high thermal efficiency. The high temperature load carrying ability of critical components is therefore one...

... 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...

... 08 2008 computational fluid dynamics engines finite volume methods mesh generation pistons stress-strain relations swirling flow turbulence viscosity turbulence modeling in-cylinder flow numerical simulation stress-strain relation anisotropy The rapid development...

..., 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...

... finite element analysis stress-strain relations fatigue testing creep cracks To improve gas turbine efficiency the operating temperatures have steadily increased. This makes greater demands on the structural integrity of the gas turbine components, especially the turbine blades and vanes...