The component has turbulators (46) arranged in the form of right angles on an inner surface (42) of a cooling passage (35). The turbulators are extended transversely with respect to main flow direction of coolant (45). Pins (48) with different heights are ...

A cooling assembly (10) for a gas-turbine electric power generating plant (1), equipped with a gas turbine (2) having at least one array (12) of stator blades (13) and with a compressor (3), comprising: - a cooling circuit (28) for cooling the array (12) o...

The air and steam cooled platform (4) of a turbine blade (1) has the air cooling forming an open circuit and the steam cooling forming a closed circuit. The platform is air-cooled in an outer region (28) and steam-cooled in an inner region (25). The outer ...

The gas turbine (1) comprises a number of rotating blades (12) arranged in rows on a turbine shaft (8) and a number of guide blades (14) arranged in rows and connected to a turbine housing (6). The guide blades forming the first guide blade row in the flow...

A pair of hollow elongated insert bodies are disposed in one or more of the nozzle vane cavities of a nozzle stage of a gas turbine. Each insert body (80, 82) has an outer wall portion (86) with apertures (94) for impingement-cooling of nozzle wall portion...