Cooling system for cover strip of gas turbine blade comprises cooling channels which open on one side, perforated baffle plate fitted over these being pressed against them by gas-permeable spring and cover plate being fitted above spring

摘要

The cooling system for the cover strip (1) of a gas turbine blade comprises cooling channels (4) which open on one side. A perforated baffle plate (5) is fitted over these and is pressed against them by a gas-permeable spring (10). A cover plate (2) is fitted above the spring.