Ojiji nke turbocharging na injin mgba ọkụ dị n'ime bụ ihe dị mkpa iji gboo ike kachasị ọhụrụ na ihe ikuku chọrọ maka nnukwu mmanụ dizel na gas.Iji nweta
mgbanwe a chọrọ, enwere ike imepụta turbocharger site na ngafe na ọnụ ụzọ mkpofu, ma ọ bụ na-agbanwe kpamkpam turbine geometries (VGT).Ojiji nke ọnụ ụzọ mkpofu na-emebi arụmọrụ turbocharger mana ọ na-enye ihe ngwọta dị ọnụ ahịa na nke siri ike maka mgbanwe achọrọ.Sistemu VGT nke a na-emebu chọrọ ọnụ ọgụgụ buru ibu nke ihe eji eme ihe na-ebugharị nozzle ọ bụla n'adabereghị na ya site na mgbanaka mmegharị na mgbe ụfọdụ site na ogwe aka lever.
N'agbanyeghị mgbagwoju anya ha, VGT turbocharging na-enye uru dị ukwuu ma e jiri ya tụnyere turbocharger jiometrị edoziri dabara adaba
ma ọ bụrụ na ibu zuru oke, na-ahapụ oghere na ngwa ngwa ngwa, ma ọ bụ dakọtara na obere ibu ma na-achọ ọnụ ụzọ mkpofu.Mbipụta ahụ na-akọwa ihe achọrọ nke ịnweta nozulu nke nwere ike ịkwaga axially iji nabata ọnụnọ nke nkwụnye ego na mgbasawanye ọkụ iji gbochie agụba ahụ ịrapagidesi ike.Conventional VGT usoro na-adịghị ọtụtụ etinyere na ngwa ebe a na-achọrọ ike dị elu, ntụkwasị obi dị elu na ogologo ndụ ogologo oge n'ihi ọnụ ahịa na ihe mgbagwoju anya, n'ihi nke a, a tụpụtara ọtụtụ mmepe iji nweta turbocharger VGT na nhazi dị mfe na obere ihe na-agagharị agagharị. .
Ọrụ a na-atụpụta echiche ọhụrụ nke mgbanwe geometry turbocharger nozzle nke enwere ike itinye na nhazi axial na radial turbocharger.Echiche ahụ na-enye mbelata dị ukwuu na akụkụ ndị na-akpụ akpụ na ya mere nwere ikike nke ibelata ọnụ ahịa nke turbocharger na ịba ụba ntụkwasị obi ya ma e jiri ya tụnyere ụdị VGT nkịtị.Echiche a nwere isi nozzle na ihe mkpuchi tandem.Nke ọ bụla n'ime nozzles ndị a bụ mgbanaka nwere ọnụ ọgụgụ vanes achọrọ.Site n'ịkwanye otu nozzle n'akụkụ nke ọzọ, ọ ga-ekwe omume gbanwee akụkụ ọpụpụ nke oghere ahụ, ma gbanwee mpaghara akpịrị n'ụzọ ka enwere ike nweta mgbanwe nke oke mmiri na-agafe na nozzle.
Ntụaka
P. Jacoby, H. Xu na D. Wang, "VTG Turbocharging - bara uru echiche maka traction ngwa," na CIMAC Akwụkwọ Nke 116, Shangai, China, 2013.
Oge nzipu: Jun-07-2022