Patent ID: 9074479
Filing Date: 2015-07-07
Classification: F01D,F05D,Y02T

Abstract:
1. A damping system for damping vibrations of a rotor blade of a rotor of a turbomachine, comprising: a lower platform area of a rotor blade; a support; a damping element guided on the support such that the damping element is radially outwardly movable during a rotation of the rotor and is contactable with the lower platform area and wherein the damping element is U-shaped and grips around the support; and a circumferential contact surface formed by an elevation on the lower platform area, wherein the circumferential contact surface is a limit stop for a movement of the damping element; wherein an entirety of the damping system is arranged upstream or downstream from the rotor blade; and wherein an entirety of the damping element is arranged radially under the rotor blade.