VTR..4 series turbine blades provide extra durability, but they are harder and more brittle compared to earlier designed blades. As a result, changes in weld material and tungsten inert gas (TIG ...

The complex blade geometry is a major challenge for the manufacturing ... medium or low pressure turbines of aircraft engines as well as gas and steam turbines.

Work at the Vineyard Wind 1 offshore wind project area south of Martha's Vineyard advanced on Dec. 14 with installation of three turbine blades, almost five months to the day after the ...