Rolls-royce Corporation

Rolls-royce Deutschland Ltd & Co. Kg

Jens Nipkau

Frank Heinichen

John Dodds

Thomas Giersch

Bernhard Mück

Sven Schrape

Bernhard Mueck

A blade wheel of a turbomachine, which blade wheel has a multiplicity of blades which are suitable and provided for extending radially in a flow path of the turbomachine, wherein the blades form a blade entry angle and a blade exit angle. Provision is made whereby the blade wheel forms N blocks of blades, where N&#x2265;2, wherein the blades of a block have in each case the same blade entry angle and the same blade exit angle, and the blades of at least two mutually adjacent blocks have a different blade entry angle and/or a different blade exit angle. According to a further aspect of the invention, partial gaps that the blades form in relation to an adjacent flow path boundary are varied in mutually adjacent blocks.

Wheel of a fluid flow machine

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Potsdam, Germany

Jens Nipkau