Research on Importance Evaluation of Complex Product Parts Based on Multilayer Complex Network

Table 3

Main parts and node name of permanent magnet synchronous centrifugal compressor.

Node	Parts
V1	Principal axis
V2	Inspiratory chamber
V3	Import regulation structure
V4	Impeller
V5	Diffuser
V6	Volute
V7	Retaining ring
V8	Tight ring
V9	Thrust disk
V10	Separator
V11	Balance plate
V12	Refluxer
V13	Sealing
V14	Bend
V15	Bearing
V16	Electrical machine
V17	Lubricated gears
V18	Bearing with lubrication
V19	Curved casing
V20	Pressure-regulating valve
V21	Temperature sensor
V22	Extraction cooler
V23	Pressure sensor
V24	Evaporator
V25	Return evaporator
V26	Lubricating oil
V27	Cryogen
V28	Oil cooler
V29	Electronic expansion valve
V30	Drier filter
V31	Condenser