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List of symbols

Symbol Name of the symbol Unit
$d$ diameter $\mathrm{mm}$
$d_T$ throat diameter $\mathrm{mm}$
$f_T$ throat friction factor $\mathrm{ }$
$l_T$ throat length $\mathrm{mm}$
$r$ radius $\mathrm{mm}$
$r_1$ semimajor (longitudinal) axis $\mathrm{mm}$
$r_2$ semiminor (radial) axis $\mathrm{mm}$
$β$ diameter ratio $\mathrm{ }$
$ζ$ loss coefficient $\mathrm{ }$
$λ$ jet contraction ratio $\mathrm{ }$
$μ$ discharge coefficient $\mathrm{ }$