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A labyrinth seal on a steam turbine shaft. A labyrinth seal is a type of mechanical seal that provides a tortuous path to help prevent leakage. An example of such a seal is sometimes found within an axle 's bearing to help prevent the leakage of the oil lubricating the bearing.
1 de ene. de 2018 · The labyrinth seal in turbomachinery is a key element that restricts leakage flow among rotor-stator clearances from high-pressure regions to low-pressure regions.
25 de sept. de 2018 · Aerodynamic performance of conventional and advanced design labyrinth seals with solid-smooth, abradable, and honeycomb lands. NASA CR-135307.Google Scholar
1 de jun. de 2023 · Staggered labyrinth seals are used in gas turbines for cooling turbine blades. In this study, numerical analyses were performed to evaluate the discharge coefficients about the shape variables of staggered labyrinth seals.
Commonly found in gas and steam turbines and compressors, labyrinth seals (LS) control the leakage (secondary flow) from a high pressure region to a low pressure region. A typical LS comprises of cavities
13 de ene. de 2020 · Labyrinth seals on both rotor casing and blade tip as an effective method to control the leakage flowrate of the shroud and improve aerodynamic performances in a transonic turbine stage are investigated in this study.
23 de abr. de 2021 · The efficiency of airplane turbines must be improved by optimizing the characteristics of the labyrinth seals and improving their operational efficiency. The response surface is plotted as a function of the geometric parameters for the labyrinth seals of gas-turbine engines.
