Design of Aviation High Impedance Permanent Magnet Synchronous Generator

Table 3

Design variables.

Symbol	Name	Unit	Range	Physical meanings
P2	Di1	mm	68∼77	Stator inner diameter
P3	Len	mm	8∼16	Axial length
P4	Toothwidth	mm	2∼3.5	Stator tooth width
P5	hs0	mm	0.8∼2.5	Stator slot opening height
P7	hs2	mm	4∼6.5	Stator slot height
P8	bs0	mm	4∼9	Stator slot opening width
P9	N	—	80∼120	Number of turns of coil
P10	Embrace	—	0.5∼0.9	Permanent magnet pole-arc coefficient
P11	PM_H	mm	2∼5	Magnetizing direction length of permanent magnet
P12	Gap	mm	1.5∼3	Length of air gap