.... This underlines the importance of a reliable and robust procedure for the assessment of the fitness for service of heavy-duty rotating equipment. Computational Energy Fatigue Modeling Fracture prediction 01 09 2017 27 09 2017 Contributed by the Structures and Dynamics Committee...

... 2017 Computational mechanics Experimental Fatigue Finite element methods Stress analysis Fracture prediction High cycle fatigue at the edge of contact (EOC) is known to be a potential failure mode of recessive fixtures like fir-tree and dovetail roots of turbine blades as shown...

... OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received November 29, 2016; final manuscript received May 1, 2017; published online June 21, 2017. Assoc. Editor: David Sanchez. 29 11 2016 01 05 2017 Pressure vessels Fatigue Stress analysis Turbines Fracture...

... technology Modeling Component maintenance Fracture prediction Component operations A gas turbine, with very high power-to-weight ratio, flexibility for variable working conditions, and good emission performance, is widely used in energy field [ 1 ]. Now the efficiency of combined cycle of a gas...

... October 8, 2016; published online February 14, 2017. Editor: David Wisler. 29 08 2016 08 10 2016 Fatigue Fatigue Fracture prediction When a structural component is subjected to cyclic or fatigue loading, it experiences deterioration of physical integrity in an evolutionary...

... received September 7, 2016; published online January 10, 2017. Editor: David Wisler. 01 09 2016 07 09 2016 Fatigue Finite element methods Modeling Stress analysis Thermal Fracture prediction Integrated vehicle health management (IVHM) may become the trend of future...

... September 13, 2016. Editor: David Wisler. 19 06 2016 03 07 2016 Fatigue Finite element fracture Gas turbine technology Fracture prediction As gas turbine continuously elevates the gas inlet temperature to improve their efficiency, thermal barrier coatings (TBCs) obviously...

.... Those frequencies η n have been defined as [ 2 – 8 ] (1) η n = | Ω k ∓ Ω l | n ,   k , l = 1 , 2 , … Fatigue Finite element methods Nonintrusive diagnostics Structural dynamics Vibration Fracture prediction 21 06...

... Fracture prediction 28 09 2015 16 10 2015 Contributed by the Structures and Dynamics Committee of ASME for publication in the J OURNAL OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received September 28, 2015; final manuscript received October 16, 2015; published...

... . Manuscript received August 19, 2015; final manuscript received August 25, 2015; published online November 17, 2015. Editor: David Wisler. 19 08 2015 25 08 2015 Computational mechanics Experimental Fatigue Fracture prediction Due to the increasing introduction of renewable...

... thermal stress by monitoring steam temperature and flow through the turbine. Stress-controlled steam turbine startup is not only faster but it also extends turbine lifetime due to low thermal-induced cycle fatigue. Energy systems Fatigue Intelligent control Neural networks Turbines Fracture...

... October 26, 2015. Assoc. Editor: Herman Shen. 23 04 2015 17 08 2015 Computational mechanics Experimental Fatigue Finite element methods Gas turbine technology Modeling Stress analysis Fracture prediction Generally for gas turbines, the goal is to design the structure...

... Fracture prediction 15 07 2015 20 07 2015 Contributed by the Structures and Dynamics Committee of ASME for publication in the J OURNAL OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received July 15, 2015; final manuscript received July 20, 2015; published online August...

...; published online August 12, 2015. Editor: David Wisler. 15 07 2015 20 07 2015 Aerospace applications Fatigue Fatigue Fracture Turbines Fracture prediction Life prediction of critical gas turbine components is a demanding challenge, which requires substantial knowledge...

... that undergo long life under repeated mechanical loadings in severe environmental conditions. The projected lifetime of these components is 10 7 cycles and certainly, early failure of these components may result in a huge negative impact on the economy. Fatigue Fatigue Fracture prediction...

... fluid dynamics Engines Fatigue Flow induced vibration Gas turbine technology Internal flow Periodic Structural dynamics Unsteady flows Vibration Fracture prediction Aerospace Propulsion systems Flow induced noise Gas turbine engine components commonly experience fatigue due...

... technology Stress analysis Fracture prediction Increases in the rotor speed and turbine inlet temperature offer the greatest improvements to the fuel efficiency and power output of gas turbine engines [ 1 ]. As a consequence, turbine components, especially airfoils, are subjected to very high...

... Turbines Fracture prediction The operation of high temperature components for power plants is facing various challenges. The demand for higher efficiencies requires higher temperatures and pressures. Flexible operations lead to an increased number of stress cycles. To meet tomorrow’s operational...