Cooling system for electromagnetic bearings of a turbocompressor

Plant comprising a turbocompressor including an electric motor, a multistage radial turbocompressor and a common shaft, with a part section of the shaft being formed as an armature of the electric motor and wherein a further part section of the shaft is formed as a rotor of the radial turbocompressor, the rotor including a compressor shaft and compressor wheels connected therewith, and a plurality of electromagnetic radial bearings arranged spaced apart in the direction of the shaft for the journalling of the shaft, wherein a single electromagnetic radial bearing is arranged between the armature of the electric motor and the compressor wheels, and wherein the electric motor, the radial turbocompressor, the shaft and the radial bearings are arranged in a common housing sealed in a gas-tight manner relative to the outside, the housing having a plurality of part housings fixedly connected together, the electric motor being arranged in one part housing and the radial turbocompressor in one part housing, the armature of the electric motor and the rotor of the radial turbocompressor being connectable to form the common shaft via a coupling arranged between the armature of the electric motor and the compressor wheel, at least one part housing having a closable opening arranged in a region of the coupling.

Turbocompressor comprising an electric motor, a multistage radial turbocompressor and a common shaft, with a part section of the shaft being formed as an armature of the electric motor and wherein a further part section of the shaft is formed as a rotor of the radial turbocompressor, the rotor including a compressor shaft and compressor wheels connected therewith, and a plurality of electromagnetic radial bearings arranged spaced apart in the direction of the shaft for the journalling of the shaft, wherein a single electromagnetic radial bearing is arranged between the armature of the electric motor and the compressor wheels, and wherein the electric motor, the radial turbocompressor, the shaft and the radial bearings are arranged in a common housing sealed in a gas-tight manner relative to the outside, the housing having a plurality of part housings fixedly connected together, the electric motor being arranged in one part housing and the radial turbocompressor in one part housing, the armature of the electric motor and the rotor of the radial turbocompressor being connectable to form the common shaft via a coupling arranged between the armature of the electric motor and the compressor wheel, the coupling being axially arranged in a region of the connection points of two part housings.

Turbocompressor comprising an electric motor, a multistage radial turbocompressor and a common shaft, with a part section of the shaft being formed as an armature of the electric motor and wherein a further part section of the shaft is formed as a rotor of the radial turbocompressor, the rotor including a compressor shaft and compressor wheels connected therewith, and a plurality of electromagnetic radial bearings arranged spaced apart in the direction of the shaft for the journalling of the shaft, wherein a single electromagnetic radial bearing is arranged between the armature of the electric motor and the compressor wheels, and wherein the electric motor, the radial tubocompressor, the shaft and the radial bearings are arranged in a common housing sealed in a gas-tight manner relative to the outside, the housing having a plurality of part housings fixedly connected together, the electric motor being arranged in one part housing and the radial turbocompressor in one part housing, the armature of the electric motor and the rotor of the radial turbocompressor being connectable to form the common shaft via a coupling arranged between the armature of the electric motor and the compressor wheel, and a common base element supporting the radial bearings.