A radial compressor rotor is provided for stabilizing the flow behavior of a delivery gas, consisting of a wheel disc and blades arranged uniformly in the circumferential direction, wherein the generatrix of the surface of the blades is designed as a curved line at least in a curved section, such th
A radial compressor rotor is provided for stabilizing the flow behavior of a delivery gas, consisting of a wheel disc and blades arranged uniformly in the circumferential direction, wherein the generatrix of the surface of the blades is designed as a curved line at least in a curved section, such that the surface is curved in two directions in this section.
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1. A radial compressor rotor, comprising: a wheel disk arranged on the rotor; anda plurality of blades arranged uniformly in a circumferential direction on the wheel disk where each blade has a leading edge,a trailing edge,a hub edge that adjoins the wheel disk, andan outer edge opposite to the hub
1. A radial compressor rotor, comprising: a wheel disk arranged on the rotor; anda plurality of blades arranged uniformly in a circumferential direction on the wheel disk where each blade has a leading edge,a trailing edge,a hub edge that adjoins the wheel disk, andan outer edge opposite to the hub edge,wherein a surface of the blade includes a double-curved section and a ruled-surface section, such that a generatix along a transverse direction between the hub edge and the outer edge is subdivided into a curved line and a straight line, the curved line and the straight line corresponding respectively to the double-curved section and the ruled-surface section, wherein the transition from the double-curved section to the ruled-surface section is continuous. 2. The radial compressor rotor as claimed in claim 1, wherein the double-curved section adjoins the outer edge and the ruled-surface section adjoins the hub edge. 3. The radial compressor rotor as claimed in claim 2, wherein the double-curved section and/or the ruled-surface section extends from the leading edge up to the trailing edge. 4. The radial compressor rotor as claimed claim 3, wherein the double-curved section and the ruled-surface section are approximately the same size. 5. The radial compressor rotor as claimed in claim 4, wherein the surface of the blades has a plurality of double-curved sections separated from one another by a ruled-surface section. 6. The radial compressor rotor as claimed in claim 5, wherein two double-curved sections are provided adjacent to the hub edge and the outer edge, where a ruled-surface section is arranged between the double-curved sections. 7. The radial compressor rotor as claimed in claim 6, wherein the entire surface of the blades is curved and has a curved line as generatix. 8. The radial compressor rotor as claimed in claim 7, wherein the leading edge is curved. 9. The radial compressor rotor as claimed in claim 8, wherein the curvature trend of the generatix varies from the leading edge in the direction toward the trailing edge. 10. The radial compressor rotor as claimed in claim 9, wherein the wheel disk, the blades and/or a cover disk forms separate units. 11. A method of producing a radial compressor rotor, comprising: providing wheel disk on the rotor; andproviding blades on the wheel disk arranged uniformly in the circumferential direction, wherein at least regions of a surface of the blades are produced by end mills in such a way that the surface of the blade includes a double-curved section and a ruled-surface section, such that a generatix along a transverse direction, between a hub edge of the blade adjoining the wheel disk and an outer edge opposite to the hub edge, is subdivided into a curved line and a straight line the curved line and the straight line corresponding respectively to the double-curved section and the ruled-surface section, wherein the transition from the double-curved section to the ruled-surface section is continuous. 12. The method as claimed in claim 11, wherein the double-curved section adjoins the outer edge and the ruled-surface section adjoins the hub edge. 13. The method as claimed in claim 12, wherein the double-curved section and/or the ruled-surface section extends from the leading edge up to the trailing edge. 14. The method as claimed claim 13, wherein the double-curved section and the ruled-surface section are approximately the same size. 15. The method as claimed in claim 14, wherein the surface of the blades has a plurality of double-curved sections separated from one another by a ruled-surface section. 16. The method as claimed in claim 15, wherein two double-curved sections are provided adjacent to the hub edge and the outer edge, where a ruled-surface section is arranged between the double-curved sections.
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