Patent ID: 7946807
Filing Date: 2011-05-24
Classification: F01D

Abstract:
1. A turbine stator of a gas turbine engine comprising: a turbine casing, a turbine shroud ring, and a shroud ring support connecting the shroud ring to the casing, wherein the shroud ring support is provided with a heat shield positioned on a turbine side of said shroud ring support, wherein said heat shield is positioned and configured to control a thermal response of said shroud ring support thereby controlling a clearance between said turbine shroud ring and turbine blades configured to rotate inside said turbine shroud ring, wherein said shroud ring support comprises a radial flange on just one side, said shroud ring support being fixed to the turbine casing via said radial flange, and wherein said shroud ring support is free of any ventilation clearance control device for controlling said clearance between said turbine shroud ring and said turbine blades.