AERODYNAMIC COMPONENTS OF THE STATOR WITH NOZZLES AND METHODS FOR CLEANING THE TURBOMACHINE Russian patent published in 2022 - IPC F01D25/00 

Abstract RU 2774255 C1

FIELD: mechanical engineering.

SUBSTANCE: invention relates to the field of turbomachines. An aerodynamic component (130, 250) of the stator is proposed to be located inside the path (500) of the working fluid flow of the turbomachine (1000); moreover, the aerodynamic component (130, 250) of the stator has a removable part (137-2, 137-3, 137-4) on which one or more nozzles (135, 255) are located for liquid injection into the path (500) of the stream; in this case, the injected liquid comes from a pipeline (134, 254) located inside relative to the aerodynamic component (130, 250) of the stator and communicating through the fluid with a tube (120, 220) located outside the component (130, 250). In addition, a method for cleaning a turbomachine by injecting a washing liquid from one or more aerodynamic components of the stator is described.

EFFECT: invention makes it possible to increase the efficiency of cleaning the surfaces of rotating vanes and fixed blades of a turbomachine.

13 cl, 11 dwg

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RU 2 774 255 C1

Authors

Devi, Ravindra

Mikelassi, Vittorio

Merlo, Roberto

Parik, Devender

Dates

2022-06-16Published

2019-12-26Filed