Patent ID: 8985957
Filing Date: 2015-03-24
Classification: F01D,Y02T

Abstract:
1. A blade channel having an end wall contour in a turbomachine comprising: a pressure-side wall of a first blade; an opposite suction-side wall of an adjoining second blade in a circumferential direction; and two opposite boundary walls in a radial direction, the pressure side-wall, the suction side wall and the two opposite boundary walls delimiting a channel, at least one of the boundary walls having at least one pressure-side elevation in an area of the pressure-side blade wall, the at least one boundary wall having at least two suction-side recesses and at least one suction-side elevation in an area of the suction-side blade wall, the suction-side elevation being situated between the at least two suction-side recesses, viewed in a flow direction.