Patent ID: 8307945
Filing Date: 2012-11-13
Classification: F02K,F05D,Y02T

Abstract:
1. A gas-turbine exhaust cone, comprising: a cone shaped outside cone closed in a flow direction; an inside cone positioned within the outside cone over at least part of a length of the exhaust cone; at least one partition wall spirally arranged between the outside cone and the inside cone and connecting the inside cone to the outside cone in a spaced apart manner to form an interspace between the outside cone and the inside cone; at least one inlet opening connected to the interspace at an inflow side thereof, the interspace opening at an exit side towards an interior of the outside cone; and a first dampening element positioned within an interior of the outside cone adjacent to the exit side of the interspace; wherein, the exhaust cone is a closed body other than the at least one inlet opening to prevent exhaust flow through the interspace between the inside and outside cones.