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Keywords: wear
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2022, 144(6): 061007.
Paper No: GTP-21-1368
Published Online: March 29, 2022
... to quantify the geometrical impact on the mass loss, plastic deformation, wear pattern, contact forces, and frictional temperature variations in the chamfered labyrinth fins. The results show that the contact-separations and contact force fluctuations are generated in rubbing events, which significantly...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121001.
Paper No: GTP-21-1190
Published Online: October 4, 2021
...Xin Yan; Xinbo Dai The wear behaviors of the rectangular labyrinth seal fin against high-speed rotor were experimentally investigated on the incursion test rig. The material losses, worn geometries, frictional temperature distributions, and contact forces of labyrinth fin in rubbing events were...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051003.
Paper No: GTP-20-1180
Published Online: March 11, 2021
... labyrinth seals (i.e., with straight fins and chamfered fins) in rubbing events. With the existing experimental data, FEA methods for contacting simulations and CFD methods for leakage rate and flow pattern predictions are carefully examined. The wear characteristic and leakage performance between labyrinth...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 112806.
Paper No: GTP-18-1203
Published Online: July 9, 2018
... received May 10, 2018; final manuscript received May 10, 2018; published online July 9, 2018. Editor: David Wisler. 10 05 2018 10 05 2018 Engines Friction Internal combustion engines Wear Electroplated soft metal overlays were first applied to copper-based engine bearing...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 112501.
Paper No: GTP-18-1130
Published Online: July 5, 2018
... Wear In mechanical engineering devices, such as turbines or compressors, whose working principle is based on the transfer of energy between a high-speed rotor and a fluid, the rotor is supported on bearings and annular seals. Bearings and seals have different technological purposes (sealing...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2018, 140(10): 102603.
Paper No: GTP-17-1513
Published Online: June 25, 2018
... Nonintrusive diagnostics Sprays Two-phase Visualization Wear The change in energy production from fossil fuels to renewable sources results in a fluctuation of the produced electric energy. To ensure grid stability, a higher flexibility of conventional power plants is getting more and more...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2018, 140(7): 072802.
Paper No: GTP-17-1569
Published Online: April 20, 2018
... manuscript received November 8, 2017; published online April 20, 2018. Editor: David Wisler. 19 10 2017 08 11 2017 Film Friction Internal combustion engines Measurement techniques Wear Today, engines are being downsized and firing pressures are increased to meet future fuel...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2018, 140(6): 062505.
Paper No: GTP-17-1539
Published Online: April 5, 2018
.... , and Gola , M. M. , 2016 , “ Pre-Optimization of Asymmetrical Underplatform Dampers ,” ASME J. Eng. Gas Turbines Power , 139 ( 1 ), p. 012504 . 10.1115/1.4034191 [20] Lavella , M. , 2016 , “ Contact Properties and Wear Behaviour of Nickel Based Superalloy René 80 ,” Metals , 6 ( 7 ), p...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2018, 140(5): 052505.
Paper No: GTP-17-1273
Published Online: January 3, 2018
... and the development of innovative numerical techniques. In this frame, reduced order models (ROM) become necessary tools for making the FE analyses faster without losing the accuracy of the full FE model solutions. Friction Structural dynamics Vibration Wear 04 07 2017 31 08 2017...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2018, 140(2): 022301.
Paper No: GTP-17-1253
Published Online: October 3, 2017
... transfer Turbines Wear The reduction of fuel consumption and emissions is the most dominant challenge in powertrain development. In the past few years, gasoline direct injection (GDI) downsizing was the key engine technology used to reduce CO 2 emissions while offering excellent transient...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2018, 140(1): 012507.
Paper No: GTP-17-1286
Published Online: September 19, 2017
... URBINES AND P OWER . Manuscript received July 5, 2017; final manuscript received July 5, 2017; published online September 19, 2017. Editor: David Wisler. 05 07 2017 05 07 2017 Aerospace applications Friction Gas turbine technology Wear Foil bearings (FB) using air or gas...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2017, 139(6): 062505.
Paper No: GTP-16-1428
Published Online: February 1, 2017
... to rapidly dropping rotor–housing natural frequencies. The impact of introducing effective swirl brakes for the stages' wear ring seals was investigated for a pump running at 3600 rpm. Their predicted impact on stability and synchronous response was: (1) Onset speeds of instabilities (OSIs) were elevated...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2017, 139(6): 062801.
Paper No: GTP-16-1220
Published Online: January 24, 2017
... Modeling Structural dynamics Wear 15 06 2016 12 10 2016 Contributed by the IC Engine Division of ASME for publication in the J OURNAL OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received June 15, 2016; final manuscript received October 12, 2016; published online...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2017, 139(3): 031202.
Paper No: GTP-16-1337
Published Online: October 11, 2016
... October 11, 2016. Editor: David Wisler. 14 07 2016 14 07 2016 Computational mechanics Finite element methods Friction Structural dynamics Vibration Wear Increasingly tight operating clearances between rotating and static components of aircraft engines advantageously...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2017, 139(3): 032502.
Paper No: GTP-16-1320
Published Online: October 4, 2016
... to a contact of the bristles and the rotor surface. Besides abrasive wear occurrence, the friction between the bristles and the rotor leads to heat generation which can be detrimental to turbine operation due to thermal effects, leading to rotor bending connected to increasing shaft vibrations. In order...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2017, 139(2): 022508.
Paper No: GTP-16-1263
Published Online: September 20, 2016
...; published online September 20, 2016. Editor: David Wisler. 22 06 2016 09 07 2016 Computational mechanics Flow induced vibration Friction Periodic Structural dynamics Flow induced noise Wear Gas turbine engines and their major components are usually assembled structures...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2017, 139(2): 022505.
Paper No: GTP-16-1240
Published Online: September 13, 2016
..., the motion at the frictional interfaces can lead to a highly nonlinear dynamic response and cause fretting wear at the contact. The latter will change the contact conditions of the interface and consequently impact the nonlinear dynamic response of the entire assembly. Accurate prediction of the nonlinear...