Nuovo Pignone Srl

Luca Lombardi

Manuele Bigi

Luciano Mei

Giuseppe Sassanelli

Andrea Massini

Massimiliano Borghetti

Silvio Giachetti

A magnetic bearing assembly for a rotary machine having a rotor shaft, comprising a stator magnetic circuit secured to a stationary support element and comprising at least one body of ferromagnetic material and at least one coil, both being fitted in a protective annular housing leaving uncovered a surface of revolution of said ferromagnetic body and a surface of revolution of said one coil, the magnetic bearing assembly comprising an annular thrust collar secured to the rotor shaft and radially extending towards the stator magnetic circuit by a radial portion, said radial portion facing the uncovered surfaces of said ferromagnetic body and said one coil. The annular thrust collar comprises at least one flow channel.

Magnetic bearing assembly having inner ventilation

A compressor includes a compressor bundle and an outer casing. Between the outer casing and the compressor bundle a thermal shield is provided, for reducing thermal stress and visco-plastic deformation of the casing under severe operating conditions.

Compressor with a thermal shield and methods of operation

Growing community of inventors

Florence, Italy

Luca Lombardi