e | eccentricity | yin-e | y-coordinate of epicycloidal curve of inner rotor |
re | radius of rolling circle of epicycloid | yin-h | y-coordinate of hypocycloidal curve of inner rotor |
rh | radius of rolling circle of hypocycloid | yin | y-coordinate of inner rotor profile |
R1 | radius of pitch circle of inner rotor | yout | y-coordinate of outer rotor profile |
R2 | radius of pitch circle of outer rotor | Z1 | lobe number of inner rotor |
xin-e | x-coordinate of epicycloidal curve of inner rotor | Z2 | lobe number of outer rotor |
xin-h | x-coordinate of hypocycloidal curve of inner rotor | β | parameter of epicycloid or hypocycloid |
xin | x-coordinate of inner rotor profile | θ | rotary angle of inner rotor center |
xout | x-coordinate of outer rotor profile |
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