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Keywords: fatigue testing
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Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2012, 134(5): 052508.
Published Online: March 1, 2012
...., 2001, “Experimental Analysis of the Interaction of Hot and Cold Volume Elements During Thermal Fatigue of Cooled Components Made From AISI 316 L Steel,” Z. Metallkunde, 92 , pp. 875–881 and Rau et al., 2003, “Isothermal Thermo-mechanical and Complex Thermo-mechanical Fatigue Tests on AISI 316 L Steel...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2011, 133(9): 092101.
Published Online: April 15, 2011
... brazed using BNi-9 braze alloy. X-40 and IN-738 were used as additive materials in wide gap braze joints. To characterize the fatigue properties of the braze joints and parent material, isothermal fatigue tests were conducted at 950 ° C and under load control using a fully reversed sinusoidal wave form...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2010, 132(11): 112101.
Published Online: August 16, 2010
... operation, based on finite element stress analysis results. It is necessary to establish the life prediction method of these superalloys under biaxial fatigue loading for reliable operations. In this study, the in-plane biaxial fatigue tests with different phases of x and y directional strain cycles were...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2010, 132(8): 082104.
Published Online: May 18, 2010
..., such as modulus, hardness, microstructural conditions including the interface, and bond strength, were determined. Tensile and high-cycle fatigue tests on coated and uncoated specimens indicate that the presence of the coatings has no negative effects but has a positive influence on the high-cycle fatigue...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2010, 132(8): 082101.
Published Online: May 10, 2010
.... In the present investigation, an extensive number of fretting fatigue tests on a specially devised biaxial test rig were carried out for Ti64 and IN718 in self-contact with flat rounded edges contact configuration. 1 All tests conditions were reproduced with a two-dimensional plane strain finite element model...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2009, 131(5): 052501.
Published Online: May 22, 2009
.... Therefore, a modest increase in the range of throttle movement can have a drastic impact on the fatigue-life consumed. 06 05 2008 01 12 2008 22 05 2009 aerospace components aerospace engines blades fatigue testing gas turbines life cycle costing...
Journal Articles
Article Type: Technical Briefs
J. Eng. Gas Turbines Power. July 2008, 130(4): 044501.
Published Online: April 29, 2008
.... The method can take factors such as geometry, volume, especially cast procedures, etc., into creep-fatigue life assessment. Principle and design of the test rig are fully explained. Creep-fatigue tests of turbine blades made of DZ4 alloy (one type of DS alloys) were conducted and test data were analyzed...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2008, 130(1): 012806.
Published Online: January 11, 2008
... with respect to the loading conditions could be accurately determined. 19 07 2006 16 05 2007 11 01 2008 aluminium cast iron engines fatigue cracks fatigue testing life testing thermal stress cracking thermomechanical treatment Due to today’s demands to reduce cost...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2006, 128(4): 857–864.
Published Online: September 18, 2006
...Tommy J. George; M.-H. Herman Shen; Theodore Nicholas; Charles J. Cross A new vibration-based multiaxial fatigue testing methodology for assessing high-cycle turbine engine material fatigue strength at various stress ratios is presented. The idea is to accumulate fatigue energy on a base-excited...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2006, 128(4): 865–872.
Published Online: September 18, 2006
... aerospace engines X-ray diffraction fatigue testing thermal stresses computerised numerical control tolerance analysis burnishing corrosion fatigue corrosion testing nickel alloys LPB is a new method of surface enhancement 1 2 3 4 that provides deep stable surface compressive residual...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2007, 129(1): 69–79.
Published Online: June 28, 2006
..., the translation step from the GSP data to boundary conditions for the CFD model is treated. gas turbines jet engines computational fluid dynamics finite element analysis stress-strain relations fatigue testing creep cracks To improve gas turbine efficiency the operating temperatures have...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2004, 126(1): 155–159.
Published Online: March 2, 2004
.... Evaluations of DARWINTM by engine manufacturers are also discussed, including comparisons with existing codes for accuracy and time efficiency. In addition, relevant test results, including various fatigue tests on material containing melt-related anomalies, are summarized. Recent progress...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2007, 129(1): 162–169.
Published Online: March 1, 2004
... of a vibration based fatigue testing procedure to achieve low cost bending fatigue experiments and (2) development of a life prediction and estimation implementation scheme for calculating effective fatigue cycles. A series of fully reversed bending fatigue tests were carried out using a vibration-based testing...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2003, 125(3): 760–765.
Published Online: August 15, 2003
... Protocol Working Group. An overview of current turbine engine high-cycle fatigue test and evaluation methods has been presented. A recent test utilizing these methods has been assessed using supplemental approaches that have shown that there is potential for significant uncertainty or error...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2002, 124(4): 910–921.
Published Online: September 24, 2002
...: D. Wisler. 08 May 2000 01 Nov 1999 01 Feb 2000 24 09 2002 gas turbines performance evaluation fatigue testing computerised monitoring compressors Even under the best possible operating conditions, the performance of a gas turbine is subjected...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2000, 122(4): 637–645.
Published Online: May 15, 2000
... analysis fatigue testing failure (mechanical) gas turbines ceramics materials testing First, the statistical methodologies consist of approaches that use censored data analysis techniques for the pooling of material data. By pooling, it is meant that data from specimens of different sizes...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2002, 124(1): 161–176.
Published Online: February 1, 2000
...-99-001, NASA Contract NAS 8-40836, May 27. fatigue testing failure (mechanical) nickel alloys superalloys gas turbines aircraft engines 2002 ASME ...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2000, 122(2): 202–205.
Published Online: January 3, 2000
... particles creep testing fatigue fatigue testing creep manufacturing processes costing During the past three years, Composite Optics, Inc. (COI) has developed oxide–oxide ceramic matrix composites (CMCs) for advanced military aircraft, with potential applications in commercial gas turbine...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2000, 122(1): 62–68.
Published Online: October 20, 1999
... Technical Editor: R. Kielb. 02 June 1998 25 February 1998 20 October 1999 fatigue testing polymers tensile testing carbon fibre reinforced composites compressive strength crystal microstructure failure analysis high-temperature effects Current objectives...