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David S. Pellicer and Emilio Larrodé
This paper shows the development of a numerical analysis model, which enables the calculation of the cargo transport capacity of a vehicle that circulates through a vacuum tube at high speed, whose effectiveness in transport is analyzed. The simulated tr...
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Mingzhi Li, Xianjun Yu, Dejun Meng, Guangfeng An and Baojie Liu
Studies on the geometry variation-related compressor uncertainty quantification (UQ) have often used dimension reduction methods, such as the principal component analysis (PCA), for the modeling of deviations. However, in the PCA method, the main eigenmo...
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Victor V. Kuzenov, Sergei V. Ryzhkov and Aleksey Yu. Varaksin
This paper provides an overview of modern research on magnetoplasma methods of influencing gas-dynamic and plasma flows. The main physical mechanisms that control the interaction of plasma discharges with gaseous moving media are indicated. The ways of o...
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Christoph Brandstetter and Sina Stapelfeldt
The prediction accuracy of aeroelastic stability in fans and compressors depends crucially on the accuracy of the underlying aerodynamic predictions. The prevalent approach in the field solves the unsteady Reynolds-averaged Navier?Stokes equations in the...
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Jonas Foret, Daniel Franke, Fabian Klausmann, Alexandra Schneider, Heinz-Peter Schiffer, Bernd Becker and Hauke Müller
This paper experimentally investigates a highly-loaded 1.5-stage transonic axial compressor, which comprises a variable inlet guide vane, a BLISK rotor, and a variable stator in tandem arrangement. A detailed comparison between the newly designed compres...
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Daniel Franke, Daniel Möller, Maximilian Jüngst, Heinz-Peter Schiffer, Thomas Giersch and Bernd Becker
This study investigates the aerodynamic and aeroelastic characteristics of a transonic axial compressor, focusing on blade count reduced rotor behavior. The analysis is based on experiments, conducted at the Transonic Compressor Darmstadt test rig at Tec...
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Jasem Alqallaf and Joao A. Teixeira
Degradation of compressors is a common concern for operators of gas turbine engines (GTEs). Surface roughness, due to erosion or fouling, is considered one of the major factors of the degradation phenomenon in compressors that can negatively affect the d...
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Tommaso Piovesan, Andrea Magrini and Ernesto Benini
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Mongkol Kaewbumrung, Worapol Tangsopa and Jatuporn Thongsri
A gas turbine power plant in Thailand had the problem of compressor blade fracture in Stages 6?8, which was caused by housing damage. This gas turbine has a total of 15 stages. The housing damage reduced the lifetime of blades to an unacceptable level. T...
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G. Kalarikovilagam Srinivasan and Oliver Bertram
Hybrid laminar flow control or HLFC design is a complex and multi-disciplinary process, which demands a thorough understanding of all aspects from a global systems viewpoint. The objective of the paper is to present a preliminary design of important comp...
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