Siemens Aktiengesellschaft

Siemens Energy Global Gmbh & Co. Kg

Samuel Liedtke

Florian Lohse

Alexander Genz

A belt grinding apparatus for grinding the tips of rotor blades supported on a rotating rotor. A casing contains the rotatable rotor. An opening in the casing permits access of a grinding belt into the casing where the belt grinds the tips of the blades rotating past. The belt grinding apparatus being attached at the opening at a parting line in the casing.

Apparatus for shortening the rotor blades of a turbomachine

A belt grinding apparatus for grinding the tips of rotor blades is supported on a rotating rotor. A casing contains the rotatable rotor. An opening in the casing permits access of a grinding belt into the casing where the belt grinds the tips of the blades rotating past. The belt grinding apparatus is attached at the opening at a parting line in the casing.

A method for shortening one or more rotor blade(s) () of a turbomachine () by removal of material at the blade tip, and apparatus () for carrying out the method: a belt grinding apparatus () shortens the rotor blades () and a contour of the blade tip is generated by a relative movement of the blade tip along the static belt grinding apparatus.

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Oranienburg, Germany

Samuel Liedtke