Suzuma urusaku 'Kunyeganyega' ruva mu isoko y'amazi mu porogaramu ya valve ikora.

Kunyeganyega nigisubizo cyo guterana inkoni hagati yisoko na bore / shaft cyangwa hagati yizuba ryamasoko. Mugihe isoko yataye, diameter irahinduka ($ \ Delta D $). Niba guterana ari hejuru, isoko 'irasimbuka' aho kunyerera neza. Iyi vibration yinshuro igwa murwego rwumvikana. Kugira ngo ukemure ibibazo, reba kuri: 1) Guterana kuri OD / ID; 2) Gusiga amavuta adahagije; 3) Kurangiza bikabije. Gukoresha amavuta menshi yo kwisiga cyangwa gukoresha isoko hamwe n '' Icyuho 'aho gukoresha' Kurengana '(kugirango ugabanye ibikoresho bishobora gukwega) mubisanzwe bikemura imyuka ya acoustic.