izindawo zombane wokukhanya
Ama-valve enjini ayizingxenye ezibalulekile ezinjini zokushisa zangaphakathi, ezihlanganisa izingxenye eziningana ezibalulekile ezisebenza ndawonye ukulawula ukugeleza kwamagesi. Izingxenye eziyinhloko zihlanganisa ikhanda le-valve, isiqu se-valve, umhlahlandlela we-valve, intwasahlobo ye-valve, isibambi se-spring, nesihlalo se-valve. Inhloko ye-valve yakha uphawu oluphambene nesihlalo se-valve ukulawula ukugeleza kwegesi, kuyilapho isiqu sixhuma enhlokweni futhi sihamba ngesikhombisi se-valve. Isiphethu se-valve sigcina ukucindezelwa okufanele futhi siqinisekisa ukuthi i-valve iyavala ngokuphelele, kanti umgcini wesiphethu ugcina isiphethu sisendaweni yaso. Lezi zingxenye zenzelwe ukuba zimelane nokushisa nokucindezela okukhulu kuyilapho kugcinwa ukusebenza kahle kwenjini. Izingxenye zesimanje zama-valve ngokuvamile zifaka izinto ezithuthukile ezifana nensimbi ye-chrome-molybdenum yezinhlanga kanye nezinhlanga ezingenalutho ezigcwele i-sodium ukuze kuthuthukiswe ukushisa. Isiqondisi se-valve sinikeza ukuzinza nokuqondanisa ngesikhathi sokusebenza, kuyilapho sisiza nokudlulisa ukushisa kusuka kuvulfu kuya ekhanda lesilinda. Lezi zingxenye kumelwe zisebenze ngokuvumelana ukuze kuqinisekiswe ukuthi injini ihamba kahle, isebenza kahle futhi isebenza kahle. Ukuqina nokunemba kwezingxenye zama-valve kuthinta ngokuqondile isikhathi eside sokusebenza nenokwethenjelwa kwenjini, okwenza kube yizinto ezibalulekile kuzo zombili izinhlelo zokusebenza zezimoto nezimboni.