I-WPLL Series ye-injini yolwelo ekrelekrele yokuhamba imitha ye-injini yolwelo isetyenziswa ngokubanzi ukulinganisa ulwelo lwesantya sokuqukuqela ngoko nangoko kunye netotali eyongezelekayo, ngoko inokulawula kwaye ilinganise umthamo wolwelo. Isixhobo sokulinganisa i-injini ye-injini siquka i-rotor enamatye amaninzi efakwe ngombhobho, i-perpendicular to fluid flow. I-rotor iyajikeleza njengoko ulwelo ludlula kwiiblades. Isantya esijikelezayo ngumsebenzi othe ngqo wesantya sokuqukuqela kwaye unokubonwa ngokucholwa ngumagnethi, iseli yefoto yombane, okanye iigiya. Iipulses zombane zingabalwa kwaye ziphelele.
I-coefficients yemitha yokuqukuqela enikwe ngesatifikethi solungelelaniso ilungele olu lwelo, i-viscosity engaphantsi kwe-5х10-6m2/s. Ukuba i-viscosity yolwelo> 5х10-6m2/s, nceda ulungelelanise kwakhona isivamvo ngokolwelo lokwenyani kunye nohlaziyo lwesixhobo se-coefficients phambi kokuba uqalise umsebenzi.