uneven-pressure-and-temperature-in-compressor-inlet0 Mass flow*)*) reducedPressure ratioSector with reduced pressureWithout disturbanceWith disturbance1Using informationprovided by A. Schaeäffler0-10-20Cross-section portion affectedby the pressure disturbanceSector angle0 180° 360°The influence on engine operating behavior of uneven pressure and temperature distributionsat the compressor inlet.Uneven pressure distribution0 Mass flow*)*) reducedPressure ratioSector with increased temperature1Uneven temperature distributionUndisturbedsectorDisturbedsector