Akụkụ akpaaka mmanụ ụgbọala injector Diesel mgbapụta mgbapụta 0414799005 0 414 799 005 maka mmanụ ụgbọala nkịtị ụgbọ okporo ígwè nozzle injector

Mmetụta nke dayameta nozzle, nrụgide injection na ọnọdụ okpomọkụ na njirimara ịgba na mmanụ dizel (akụkụ 4)

okpomọkụ maka 0,12 mm na 0.2 mm nozzle dayameta na-abawanye mgbe niile na oge were na ma maka okpomọkụ nke penetration ogologo adịghị enye ukwuu dị iche iche.Nke a bụ n'ihi oke dị n'etiti okpomọkụ adịghị oke ibu.Agbanyeghị, nrụgide injection na-emetụta ogologo ntinye ịgba, ebe nrụgide injection dị iche nke bụ 40 MPa, 70 MPa na 140 MPa nwere nrụgide ambient 1 MPa na nrụgide ikuku.Dị ka injector nrụgide dị elu, ntinye ogologo ogologo ga-emetụta.Nke a bụ n'ihi na a na-eguzogide ọgwụ ahụ site na nrụgide gburugburu.

gosi ndị eserese nke nbibi ogologo na 0.12 mm na 0.2 mm nozzle dayameta.E nwere fluctuation N'ihi na okpomọkụ 500 K, ebe injection mgbali 140 MPa na nozzle dayameta 0.2 mm n'ike n'ike na-abawanye si 1 mm guzoro na 2.3 mm.Nke a bụ ma eleghị anya n'ihi na mmiri mmiri ahụ adawaghị ma na-adịte aka, nke a na-akpọ dịka akụkụ nke ligament.Tụnyere okpomọkụ 700 K na 140 MPa na 0.2 mm ogologo nkwụsịtụ na-aga n'ihu na oge.N'ihi ya, okpomọkụ na-emetụta na elu ambient okpomọkụ a na-eji, mkpụmkpụ nkewa ogologo na-eme na isi ngalaba.

4. Nkwubi okwu

Ọmụmụ ihe a egosila nrịbama simulation nke mmanụ ọkụ na-eru n'ime ihe nfe mmiri tupu ọkụ ọkụ.Nrụgide ntụ ntụ dị ala n'ime ụlọ ga-akpaghasị nbibi nke ịgbasa mmanụ ọkụ na obere mmiri dị mma tupu ịmalite ịgbanye mmanụ ọkụ.Mgbanwe okpomọkụ n'ime ụlọ ahụ na-emetụtakwa ogologo ntinye nke ịgba.Maka oke ọnọdụ okpomọkụ, mmanụ ọkụ na-ekpochapụ ngwa ngwa ma na-agbanye mmanụ n'onwe ya.Ọzọkwa, dayameta nke nozzle na-emetụtakwa nbibi ogologo nke nozzle ịgba dị ka mmetụta nke elu injection mgbali ebe ogologo nkwụsịtụ na-adị mkpụmkpụ.