The compressor 2, wherein the adjusting element is arranged axially displaceably in the compressor inlet duct in {HEAD ~ axial alignment} with {TAIL ~ the auxiliary rotor wheel}  
with
The compressor 2 , wherein the adjusting element is arranged axially displaceably in the compressor inlet duct in { HEAD ~ axial alignment } with { TAIL ~ the auxiliary rotor wheel }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH