Jirgin ruwa mai sarrafa matukin jirgin ruwan jirgi mai sarrafa kansa Rca3d2 Rca3d1 iska

Selenoid bullo yana daya daga cikin mahimmin abubuwan bawul ɗin SOLENID, wanda aka qini qhed by waya winding streleton. Lokacin da aka haɗa coil zuwa yanzu, gwargwadon ka'idodin shigarwar lantarki, za a samar da filin Magnetic a cikin coil. Wannan filin Magnetic shine babban karfi wanda yake fitar da bawul ɗin Seelenoid. Hakanan bawul ɗin SOLENID ya haɗa da abubuwan haɗin kamar jikin bawul, spool da bazara, wanda spool galibi ana yin shi da kayan sihiri kuma ana iya yin amfani da shi ta hanyar filin filin Magnetic. Lokacin da aka ƙarfafa shi, filin Magnetic ya jawo hankalin spool don matsawa, ta haka canza yanayin bawul na bawul da sarrafa a cikin tashar ruwa. Lokacin da aka kunna coil, filin Magnetic ya ɓace, kuma an sake saita spool a ƙarƙashin aikin bazara, ya dawo zuwa jihar farko.