Hydrodynamic Forces and Torques for a Nonspherical Particle

Oblate Spheroid in a Uniform Flow

For brevity, let

,

(12)

Then  and z may be expressed as

(13)

(14)

The ranges of variation of  and  then are

,

(15)

For obtaining the flow field around the spheroid, the biharmonic creeping flow equation given by

(16)

must be solved. The boundary conditions are

,

,

(17)

,   as   ( or  )

(18)