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Keywords: Modeling
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111011.
Paper No: GTP-22-1309
Published Online: September 21, 2022
.... J. , Özel , T. , Umbrello , D. , Davies , M. , and Jawahir , I. S. , 2013 , “ Recent Advances in Modelling of Metal Machining Processes ,” CIRP Ann. , 62 ( 2 ), pp. 695 – 718 . 10.1016/j.cirp.2013.05.006 [4] Ganser , P. , Landwehr , M...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2022, 144(1): 011023.
Paper No: GTP-21-1394
Published Online: October 20, 2021
...@ipt.fraunhofer.de 20 07 2021 21 07 2021 20 10 2021 milling blisk CAD CAM CAE digital twin digital environment exploration facilitated variation manufacturing variations modeling turbomachinery Fraunhofer-Gesellschaft 10.13039/501100003185 Fraunhofer Lighthouse...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071028.
Paper No: GTP-20-1521
Published Online: March 31, 2021
... the deviation during off-design conditions. Conversely in the vaneless diffuser, the conservation of the angular momentum of the flow stream has been imposed in the tangential direction and then combined with the solution of the momentum equation in the radial direction. The model has been validated against...
Journal Articles
Publisher: ASME
Article Type: Review Articles
J. Eng. Gas Turbines Power. December 2020, 142(12): 120801.
Paper No: GTP-20-1184
Published Online: December 2, 2020
...Luca Menegozzo; Ernesto Benini The present paper focuses on the numerical modeling approaches adopted in boundary layer ingestion (BLI) studies. Three driving aircraft concepts have been identified, namely propulsive fuselage concept (PFC), rear engines concept (REC), and distributed fans concept...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2019, 141(1): 011009.
Paper No: GTP-18-1293
Published Online: September 14, 2018
... labyrinth seal will be presented. The results in terms of rotordynamic coefficients and leakage will be discussed as well as the critical assessment of the experimental measurements. Eventually, the experimental data are compared to the numerical results obtained with the new bulk-flow model (BFM...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2019, 141(1): 011007.
Paper No: GTP-18-1287
Published Online: September 14, 2018
...-annular system in terms of a network model. Based on this model system, we will perform a modal analysis without and with flame response to illustrate the general eigenstructure of this type of system. We will furthermore assess the effect of asymmetry, originating from different flame responses...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2019, 141(1): 012501.
Paper No: GTP-18-1225
Published Online: August 31, 2018
... of the fluid entrained into the rotor boundary layer. A theoretical model has been developed to predict the relationship between the sealing effectiveness on the stator and the adiabatic effectiveness on the rotor, including the effects of both ingress and frictional heating. The model involves the use...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2019, 141(1): 012601.
Paper No: GTP-18-1170
Published Online: August 31, 2018
... August 31, 2018. Editor: Jerzy T. Sawicki. 15 04 2018 23 06 2018 Aerodynamics Aerothermodynamics Piping analysis Measurement techniques Modeling Turbines Piping design Although new multidisciplinary optimization strategies and additive manufacturing can reduce...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 122604.
Paper No: GTP-18-1197
Published Online: August 30, 2018
... near the critical point, the computational fluid dynamics (CFD) flow solver is coupled with a look-up table of properties of fluid. Behavior of real gas close to its critical point and the effect of the accuracy of the real gas model on the compressor performance are studied in this paper...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 121506.
Paper No: GTP-18-1091
Published Online: August 20, 2018
...Huangwei Zhang Large eddy simulation (LES) with three-dimensional conditional moment closure (CMC) subgrid model for combustion is applied to simulate a swirl-stabilized nonpremixed methane flame with localized extinction, with special focus on the effects of heat loss to the burner surface...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 121502.
Paper No: GTP-18-1142
Published Online: August 6, 2018
... conditions. An analytical model is developed based on the linearized G-equation, to further understand the flame interactions through the velocity perturbations in the burnt side. Good agreements were found between the prediction and the experiment results. In this paper, the interactions between a central...
Topics: Flames
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 122501.
Paper No: GTP-18-1005
Published Online: August 6, 2018
... velocity is modeled and calculated. Then the seal dynamic model and response of inlet valve are presented followed by the machine thermodynamic model. A case study has also been presented to show the responses of seals and inlet valve during the machine operation. It is now essential to derive...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 122801.
Paper No: GTP-18-1084
Published Online: August 6, 2018
... and sensorless control algorithm. The shaft design required a dynamic analysis to characterize the rotating assembly deflections, stresses, and lateral and torsional natural frequencies of the coupled assembly. A lumped-mass finite element approach was used. Figure 11 shows the model of the complete HE-T...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 111701.
Paper No: GTP-18-1063
Published Online: July 9, 2018
... and a virtual control system of IGHAT cycle is established on the Ovation distribution control platform. The model-in-loop control platform is eventually set up based on the interaction between the simulation model and the control system. A case study is implemented on this model-in-loop control platform...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2018, 140(10): 102503.
Paper No: GTP-17-1346
Published Online: July 9, 2018
.... A discussion on the possible sources of this SSV including self-excited instability and pad flutter forced vibration is provided with supporting evidence from thermoelastohydrodynamic (TEHD) bearing modeling results. Contributed by the Structures and Dynamics Committee of ASME for publication in the J...