Airflow type

Rotary type

Mixed type

Undefined type

|ξ| ≤ V

|ξ| ≥ 2V

V < |ξ| < 2V

|ξ| < 6 and V < 6

N

CN

AN

C

UD

NE

CNE

ANE

A

E

CE

AE

SE

CSE

ASE

S

CS

AS

SW

CSW

ASW

W

CW

AW

NW

CNW

ANW