ZQYM-8320 Ụgbọ okporo ígwè Diesel Fuel vp44 Injection Pump Test Bench HEUI injector Nnwale akụrụngwa mgbapụta mgbapụta simulator

Ịrụ ọrụ engine mmanụ dizel na-adabere n'ụzọ dị ukwuu na nhazi nhazi nke mgbapụta mgbapụta mmanụ ụgbọala.Ọ bụ ezie na bench ule mgbapụta mmanụ ọkụ nwere ihe ndị chọrọ teknụzụ siri ike iji hụ na izi ezi nke mmezi mgbapụta mgbapụta mmanụ, ma ọ bụrụ na ejighi ya na nrụzi nke ọma, enweghị ike ijide n'aka àgwà nbibi nke mgbapụta mgbapụta mmanụ.

1 Teknụzụ chọrọ nke bench ule mgbapụta mmanụ ọkụ
(1) Njehie ọnụ ọgụgụ nke bench ule ekwesịghị gafere ± 10 'n'ọnọdụ ọ bụla, na ọnụ ọgụgụ kwesịrị doro anya.
(2) Mgbanwe ngwa ngwa ngwa ngwa n'ime mgbanwe ọ bụla nke mmepụta ihe mmepụta nke bench ule agaghị agafe 1% nke ọsọ ule mgbe a tụrụ atụ ọsọ nke diski nnyefe ihe mmepụta bụ> 600 r / min;mgbe ọsọ bụ ≤ 600 r / min, mgbanwe ọsọ ọsọ ozugbo ga-abụ ihe karịrị 6 r / min.
(3) Usoro ngụkọ nke bench ule kwesịrị ịbụ nke ziri ezi na nke nwere mmetụta, ma nwee ike ịgụta 100 ruo 1000 ugboro na ngwa ọ bụla, na njehie agụta nke sistemụ niile bụ oge 1.
(4) Igwe na-atụ mmanụ mmanụ nke bench ule ga-enwerịrị ihe doro anya na nke ziri ezi, ọnụ ọgụgụ kacha nta ekwesịghị ịbụ ihe karịrị 1% nke ọnụ ọgụgụ zuru ezu, na njehie nha kwesịrị ịdị n'ime 0.5% nke ọnụ ọgụgụ zuru ezu.
(5) Nrụgide mmanụ nke bench ule kwesịrị ịdị na-edozi ma kwụsie ike.N'ebe a na-agba ọsọ, mgbe a na-emechi ihe niile, nrụgide kachasị elu kwesịrị iru: sekit mmanụ dị ala ≥ 0.4 MPa;sekit mmanụ dị elu ≥ 34 MPa.
(6) Parameters nke elu-nrụgide mmanụ ụgbọala ọkpọkọ maka debugging na-line mmanụ ụgbọala injection mgbapụta: ogologo × elu dayameta × n'ime dayameta, nke 600 mm × 6 mm × 2 mm na-eji maka debugging mmanụ ụgbọala injection mgbapụta onye na-ekesa mmanụ ụgbọala. olu ọkọnọ anaghị agafe 300 mm 3;800 mm × 8 mm × 39 mm na-eji maka inye ọrụ nke mmanụ ọkụ injection nfuli na-ekesa mmanụ ọkọnọ gafere 300 mm;A na-eji 800 mm × 6 mm × 2 mm maka ịnyefe nfuli nfuli mmanụ ọkụ na-ekesa.
(7) Enwere ike iji injector mmanụ ọkụ ahọpụtara site na bench ule iji nye mmanụ na-erughị 300 mm3 kwa okirikiri.Mgbe ọsọ nke mgbapụta mgbapụta mmanụ ọkụ bụ 1000 r / min, a na-edozi mkpanaka mmanụ mmanụ na ọnọdụ nke 103 mm3 okirikiri.1000 ugboro mgbapụta Mgbe olu mmanụ dị na nso nke 102-103 cm3, nrụgide mmeghe nke valvụ agịga bụ 17.5 MPa.
(8) Maka mgbapụta mmanụ ọkụ na-arụ ọrụ, n'ihi njedebe nke njirimara eji eme ihe, a ga-eji mmanụ ụgbọala emezigharị nke ụgbọ ala mbụ maka ule mgbapụta mmanụ ọkụ.N'ụzọ dị otú a, engine nwere ike na-ekwe nkwa na-arụ ọrụ n'okpuru nkịtị na otu mmanụ ọkọnọ site ná mmalite ruo mgbe a dochie mmanụ injector mgbakọ.Ọ bụrụ na a na-eji ọkọlọtọ mmanụ ọkụ na-eme ihe maka nkwụsịtụ, na engine na-arụ ọrụ na onye na-emepụta mmanụ ọkụ na-abụghị ọkọlọtọ, ọ pụghị ịrụ ọrụ na otu ihe achọrọ nke mmanụ ọkụ, si otú a na-efunahụ mkpa nke mgbapụta mgbapụta mgbapụta mmanụ.
(9) Okpomọkụ nke ụlọ nyocha ahụ nwere mmetụta dị ukwuu na ntinye mmanụ ọkụ nke mgbapụta mgbapụta mmanụ mmanụ, n'ihi na ogo mmanụ dizel na-agbanwe na okpomọkụ, na ọkọlọtọ ọkọlọtọ nke akọwapụtara na akwụkwọ nkà na ụzụ na-ezo aka na okpomọkụ ụlọ. nke 20 ℃.Mmanụ ụgbọala.Nnwale egosila na mgbe okpomọkụ si na 40 Celsius C ruo 6 Celsius C, mmanụ ọkụ nwere ike ịbawanye site na 20% ruo 40%, ma ọ bụrụ na a na-ebelata okpomọkụ ọzọ, nguzogide nke ọkpọkọ mmanụ dị elu na injector. ga-abawanye nke ọma n'ihi mmụba dị ukwuu na ogo mmanụ dizel, mmanụ ọkụ ga-ebelata kama.Iji dozie mmanụ ọkụ n'ụzọ ziri ezi, a ga-edobe okpomọkụ nke ogbako ule ahụ na ọnọdụ okpomọkụ nke 15-20 Celsius C, karịsịa ngwa ngwa mgbapụta ọkụ ọkụ na-agba ọsọ na-enwe mmetụta na-agbanwe agbanwe nke ọkụ ọkụ.