Nuovo Pignone Tecnologie Srl

Nuovo Pignone Srl

Stefania Stramare

Marco Boncinelli

Filippo Cappuccini

Marco Romanelli

Marco Anselmi

Riccardo Paoletti

Mirco Innocenti

Davide Lazzarato

Alessio Bandini

Carlo Giolli

The repair member includes an inner platform, an outer platform portion, and an airfoil portion connecting the inner and outer platform portions; the inner platform portion is configured so to reach an edge of a first ring or sector of ring of a vane assembly of the damaged vane, and the outer platform portion is configured so to reach an edge of a second ring or sector of ring of the a vane assembly of the damaged vane; the inner platform portion, the outer platform portion, and the airfoil portion are configured so to allow insertion of the repair member into the vane assembly by a pure translation movement being along an insertion direction and having a movement component parallel to an axes of the first and second rings or sectors of ring.

Repair member for a vane assembly of a gas turbine and method for repairing a damaged vane of a vane assembly of a gas turbine

A method for preventing corrosion of an impeller-shaft assembly of a turbomachine comprises the steps of assembling an impeller on a shaft in order to define an impeller-shaft assembly; plating the assembly by inserting the assembly into a plating bath; and coating at least a first predefined surface on the impeller and a second predefined surface on the shaft wherein the coating step is performed by spraying the predefined surfaces.

Method for preventing the corrosion of an impeller-shaft assembly of a turbomachine

Growing community of inventors

Florence, Italy

Stefania Stramare