US2014369827A1PendingUtilityA1

Rotor for a turbomachine

Assignee: SIEMENS AGPriority: Jan 25, 2012Filed: Nov 8, 2012Published: Dec 18, 2014
Est. expiryJan 25, 2032(~5.5 yrs left)· nominal 20-yr term from priority
F04D 19/00F01D 3/02F01D 5/06F05D 2260/961F05D 2250/30F01D 25/04F01D 5/10F05D 2220/31
44
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Claims

Abstract

A rotor for a double-flow turbomachine is provided, wherein the first flow and the second flow have several rows of rotor blades, wherein at least one row of rotor blades is different from the corresponding row of rotor blades of the other flow.

Claims

exact text as granted — not AI-modified
1 - 8 . (canceled) 
     
     
         9 . A rotor for a two-channel turbomachine, comprising:
 a first rotor section for a first channel and a second rotor section for a second channel,   wherein the first rotor section has a first rotor blade row, a second rotor blade row and further rotor blade rows as well as a final rotor blade row,   wherein the second rotor section has a first rotor blade row, second rotor blade row and further rotor blade rows, as well as a final rotor blade row,   wherein the configuration of the rotor blades of a rotor blade row of the first rotor section of the first channel is of different design to the configuration of the rotor blades of the corresponding rotor blade row of the second rotor section of the second channel, wherein the rotor blades of the rotor blade row of the first rotor section are made for the rotor blade row of the first rotor section of the first channel and wherein the rotor blades of the corresponding rotor blade row are made for the corresponding rotor blade row of the second rotor section,   wherein the rotor blades of the corresponding rotor blade rows of the first rotor section and of the second rotor section are of substantially identical design.   
     
     
         10 . The rotor as claimed in  claim 9 ,
 wherein the rotor blades of the final rotor blade row of the first rotor section are of different design to the rotor blades of the final rotor blade row of the second rotor section.   
     
     
         11 . The rotor as claimed in  claim 9 ,
 wherein the rotor blades of the various rotor blade rows differ with respect to their dynamic properties.   
     
     
         12 . The rotor as claimed in  claim 9 ,
 wherein the rotor blades of the various rotor blade rows differ with respect to their elastic properties.   
     
     
         13 . The rotor as claimed in  claim 9 ,
 wherein the rotor blades of the various rotor blade rows differ with respect to their external geometry.   
     
     
         14 . The rotor as claimed in  claim 9 ,
 wherein the rotor blades of the various rotor blade rows differ with respect to the materials.   
     
     
         15 . The rotor as claimed in  claim 9 ,
 wherein individual rotor blades in their rotor blade row are of different design.   
     
     
         16 . The rotor as claimed in  claim 9 ,
 wherein a plurality of rotor blade rows of the first rotor section are of different design to the rotor blade rows of the second rotor section.   
     
     
         17 . The rotor as claimed in  claim 9 , wherein the two-channel turbomachine is a steam turbine.

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