ADJUSTMENT DEVICE OF GUIDE BLADES OF AXIAL COMPRESSOR, SYSTEM OF ROTATING GUIDE BLADES OF AXIAL COMPRESSOR, AND CONTROL METHOD OF GUIDE BLADES OF AXIAL COMPRESSOR Russian patent published in 2014 - IPC F01D17/16 F04D29/56 

FIELD: machine building.

SUBSTANCE: adjustment device of guide blades includes a set of rows of rotating guide blades, a set of levers, a set of adjustment knees and an adjustment drive. Levers are located on the outer side of a load-carrying element of guide blades for rotation of the latter. Each of the adjustment rings is located coaxially to the load-carrying element of guide blades and connected to the first end of one of the levers. The adjustment drive has a possibility of moving adjustment rings in a peripheral direction. One of the levers includes a spring and has the possibility of unbalanced longitudinal movement of its first end. The other invention of the group refers to a system of rotating guide blades of the axial compressor containing rotating guide blades and the above adjustment device. In one more invention of the group, at control of the guide blades of the axial compressor in the above adjustment device the lever containing a spring performs unbalanced longitudinal movement of its first end.

EFFECT: inventions allow simplifying an adjustment device of guide blades of an axial compressor.

17 cl, 17 dwg