Akwụkwọ ndetu nke VGT turbocharger

A na-enyocha maapụ compressor niile site n'enyemaka nke njirisi ewepụtara n'oge nyocha achọrọ. Enwere ike igosi na ọ nweghị ihe mgbasa ozi nke na-abawanye arụmọrụ compressor na mpaghara ịnya ụgbọ ala ka ọ na-edobe nkwụsi ike na arụmọrụ ntọala na ike injin. Nke a bụ nsonaazụ nke obosara maapụ belatara mgbe ị na-eji ihe mgbasa ozi mebiri emebi. Nsonaazụ na-egosikwa na ọ nweghị mmetụta na ntinye ọrụ kpọmkwem nke impeller mgbe a na-eji ihe mgbasa ozi vaned nwere oke nhazi nke oke enyere. Ọsọ impeller na oke nrụgide enyere bụ naanị ọrụ dị iche iche arụmọrụ etinyere site na iji ihe mgbasa ozi vaned. Ebumnobi nke geometry nke na-agbanwe agbanwe ka akọwara dị ka idowe uru dị mma na mpaghara ịnya ụgbọ ala ka ọ na-agbatị obosara maapụ ahụ ka ọ rute n'ike ma kpagbuo oke mmiri nke ihe na-ekesa ihe efu iji nweta arụmọrụ n'ogo ike, oke oke na n'oge. Ịrụ ọrụ breeki nke engine bụ nke a na-atụnyere na compressor baseline.

Emepụtala compressors atọ na-agbanwe agbanwe na ebumnuche nke ịkwalite akụ na ụba mmanụ ọkụ nke injin dị oke ọrụ n'ụdị ịnya ụgbọ ala na-enweghị mmebi gbasara ike ike.

torque kacha elu, nkwụsi ike nke ukwuu na ịdịte aka. Na nzọụkwụ mbụ, a na-enweta ihe achọrọ n'ime engine n'ihe gbasara ọkwa compressor ma chọpụta ebe ọrụ compressor kachasị dị mkpa. Isi ihe na-anya ụgbọ ala nke gwongworo ogologo na-adaba na ebe ọrụ na oke nrụgide dị elu yana obere uka na-aga. Ọnwụ ikuku nke ikuku n'ihi akụkụ ikuku na-asọpụta nke ukwuu na igwe mgbasa ozi enweghị ihe na-ekere òkè na-arụ ọrụ na nso nso a.

Iji meziwanye akụ na ụba mmanụ ọkụ na-enweghị àjà gbasara ihe mgbochi engine fọdụrụnụ, a na-ewebata geometry dị iche iche iji gbasaa obosara maapụ ma n'otu oge ahụ mee ka anyị nwekwuo arụmọrụ compressor na oke nrụgide nke ndị na-ekesa vaned.

 

Ntụaka

BOEMER, A; GOETTSCHE-GOETZE, H.-C. ; KIPKE, P ; KLEUSER, R ; NORK, B: Zweistufige Aufladungskonzepte fuer einen 7,8-Liter Tier4-ikpeazụ Hochleistungs-Dieselmotor.16. Aufladetechnische Konferenz. Dresden, 2011


Oge nzipu: Mee-05-2022

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