vanes in the individual stages of the multi stage compressor device application_number US 201213601822 A description fig1 illustrates a schematic view of an exemplary embodiment of a compressor device 100 the compressor device 100 includes an inlet 102 an outlet 104 and one or more stages e g a first stage 106 and a second stage 108 disposed in flow connection with the inlet 102 and the outlet 104 the stages 106 108 include an impeller e g a first impeller 110 and a second impeller 112 and a diffuser assembly e g a first diffuser assembly 114 and a second diffuser assembly 116 the diffuser assemblies 114 116 include one or more diffuser vanes e g a first diffuser vane 118 and a second diffuser vane 120 and a flow sensor e g a first flow sensor 122 and a second flow sensor 124 the compressor device 100 also includes a drive unit 126 and a drive shaft 128 which couples with the drive unit 126 and with one or more of the impellers 110 112 embodiments of the compressor device 100 find use in a variety of settings and industries including automotive industries electronics industries aerospace industries oil and gas industries power generation industries petrochemical industries and the like during one implementation the shaft 128 transfers power from the drive unit 126 to rotate the first impeller 110 and the second impeller 112 rotation of the first impeller 110 draws a working fluid e g air through the inlet.