Fig. 1 View of vertical test rig with components [ 1 ] More about this image found in View of vertical test rig with components [ 1 ]

Fig. 2 Cross-section view of cartridge detailing mixture flow path through test seal [ 1 ] More about this image found in Cross-section view of cartridge detailing mixture flow path through test se...

Fig. 3 Views of test seals and cross section with dimensions (not to scale) More about this image found in Views of test seals and cross section with dimensions (not to scale)

Fig. 4 PDS and LS: Measured leakage ( m ˙ ) and derived seal loss coefficient ( c d ) versus pressure ratio ( P s / P e ). Operation with dry gas (LVF = 0%) and shaft speed = 3 krpm. More about this image found in PDS and LS: Measured leakage ( m ˙ ) and derived seal loss coeff...

Fig. 5 PDS and LS: Measured leakage ( m ˙ ) and derived seal loss coefficient ( c d ) versus pressure ratio ( P s / P e ). Operation with dry gas (LVF = 0%) and shaft speed = 5.25 krpm. More about this image found in PDS and LS: Measured leakage ( m ˙ ) and derived seal loss coeff...

Fig. 6 PDS and LS: Wet gas leakage ( m ˙ ) and loss coefficient ( c d ) versus inlet LVF. Operation with pressure ratio ( P s / P e ) = 2.5, and shaft speed = 5.25 krpm. More about this image found in PDS and LS: Wet gas leakage ( m ˙ ) and loss coefficient ( c d ...

Fig. 7 Wet gas PDS: Direct stiffness ( K ) and effective damping ( C eff ) versus excitation frequency. Operation with inlet LVF = 0%, 3%, and 5%, pressure ratio ( P s / P e ) = 2.5, shaft speed = 3 krpm. More about this image found in Wet gas PDS: Direct stiffness ( K ) and effective damping ( C eff ) versus...