Nnwale nnwale na-egosi injin Opel 2,0 CDTI ọhụrụ
Ọhụrụ ọhụụ nke nnukwu mmanụ dizel bidoro na Paris
Ike dị elu, nnukwu torque, oriri mmanụ dị ala na ihe ọkụkụ na-agbakwunyere na nhazi nke klaasị: ọgbọ ọhụrụ nke Opel 2,0-liter diesel engine bụ mgbanwe pụtara ìhè n'akụkụ niile. Injin a nwere ọgbara ọhụrụ, nke arụpụtara na Insignia na Zafira Tourer na 2014 Mondial de l'Automobile na Paris (Ọktoba 4-19), na-egosi akara ọzọ na mmepe nke oke igwe ọhụrụ Opel.
Ngalaba ohuru nke nwere 125 kW / 170 hp. na ihe ntanye 400 Nm enviwi ga - eji dochie igwe ugbua 2,0 CDTI dị ugbu a (120 kW / 163 hp) na elu Opel mmanụ dizel. Igwe oru Euro 6 a na-arụ ọrụ nke ọma na-enye ihe fọrọ nke nta ka ọ bụrụ pasent ise karịa ike na 14 pasent torque, ma na-ebelata oriri mmanụ na ihe ọkụkụ CO2. N'otu aka ahụ, injin ahụ na-agba nwayọ nwayọ yana n'ụzọ ziri ezi, nsonaazụ nke ịrụsi ọrụ ike nke ndị injinia ụda Opel iji belata mkpọtụ, ịma jijiji na aka ike.
Michael Abelson, onye osote onye isi oche nke Vehicle Engineering Europe kwuru, "Njin teknụzụ a dị elu bụ onye mmekọ zuru oke maka ụdị Insignia na Zafira Tourer anyị. “Njupụta ike ya dị elu, arụmọrụ kwụ ọtọ, akụ na ụba na ụtọ ịnya ụgbọ ala na-eme ka ọ bụrụ otu n'ime igwe mmanụ dizel kacha mma na klaasị ya. CDTI ọhụrụ 6 bụ nke kwekọrọ na Euro 2,0 ma zutelarị ihe achọrọ n'ọdịnihu, ọ ga-eme ka mma nke igwe dizel anyị dịkwuo mma.
Igwe ọhụrụ 2,0 CDTI, nke ga-amalite mmepụta n'afọ ọzọ, ga-abụ nke mbụ na akara ọhụrụ nke nnukwu mmanụ dizel nke ụlọ ọrụ ahụ mepụtara n'onwe ya. Ndi oru injinia sitere na etiti na Turin na Rüsselsheim tinyere oru a site na nkwado nke ndi oru ibe si North America. A ga-emepụta ya na Opel osisi dị na Kaiserslautern, Germany.
Mụbara ike njupụta na belata mmanụ ọkụ na-akwụ ụgwọ na anwuru
Ịwepụta ike kachasị elu site na nkwụsị mmanụ ọ bụla bụ isi ihe iji nweta ike dị elu ma n'ụzọ zuru oke na njupụta ike, gosipụtara dị ka uru 85 hp. / l - ma ọ bụ otu ike dị ka engine. site na ọgbọ ọhụrụ Opel 1.6 CDTI. Igwe igwe kwụ otu ebe ọhụrụ ahụ na-ekwe nkwa ịnya obi ụtọ na-emebighị mmefu ego ndị ahịa. Ihe dị egwu 400 Nm nke torque dị site na 1750 ruo 2500 rpm yana nsonaazụ kacha nke 125 kW / 170 hp. Na-enweta naanị 3750 rpm.
Otu n'ime ihe ndị bụ isi iji nweta àgwà dị ike nke ụgbọ ala ahụ bụ ụlọ ọkụ ọhụrụ, ụdị ihe oriri na-edozigharị na usoro ntinye mmanụ ọhụrụ nke nwere oke nrụgide nke 2000 mmanya, na-enwe ike ruo 10 injections kwa okirikiri. Eziokwu a bụ ihe ndabere maka ịnweta ọkwa dị elu nke ike, yana mma mmanụ atomization na-emepụta ihe ndị dị mkpa maka ịrụ ọrụ dị jụụ. Nhọrọ nke ọdịdị nke ụlọ combustion n'onwe ya bụ ihe nyocha nke ihe karịrị 80 simulations kọmputa, ise n'ime ha ahọpụtara maka mmepe ọzọ.
A na-eji VGT (Variable Geometry Turbocharger) turbocharger nwere ngwa eletrik na-eduzi ngwaọrụ iji chịkwaa ikuku gas, na-enye 20% ngwa ngwa karịa ọsọ ọsọ. The kemgwucha kọmpat imewe nke VGT turbocharger na intercooler ebelata olu nke ikuku n'etiti Compressor na engine, na-ebelata mbido nrụpụta oge. Iji mee ka ntụkwasị obi nke turbocharger dịkwuo elu, a kwadebere nkeji ahụ na mmiri dị jụụ na nzacha mmanụ nke etinyere na ntinye nke eriri mmanụ, nke na-ebelata esemokwu na nsị ya.
A na-agbanye turbocharger na ikpochapu gas recirculation (EGR) modul n'ime otu imewe maka arụmọrụ ka elu. EGR modul dabere na echiche ọhụrụ yana igwe anaghị agba nchara na-enye arụmọrụ jụrụ oyi nke ihe fọrọ nke nta ka ọ bụrụ pasent 90. Igwe mmiri na-ekpochapu mmiri na-ekpochapu mmiri na-eme ka mmiri kwụsịlata mgbatị na njikwa mechiri emechi na-ebelata nitrogen oxide na ihe dị mkpa (NOx / PM) n'oge ọnọdụ na-agbanwe ibu ibu, ma na-emezi njikwa ikuku. hydrocarbons na carbon monoxide (HC na CO).
Ezigbo ọrụ: Dizel ike na kpọmkwem ọrụ dị ka a gas tobaim
Ebumnuche ebumnuche nke mkpọtụ na ịma jijiji na usoro niile na-arụ ọrụ abụrụla isi ihe achọrọ na mmepe nke igwe ọhụụ ebe ọ bụ na arụchara ọrụ ahụ. Ejiri ọtụtụ ụdị kọmpụta Kọmputa (Aid) Kọmputa (Aid) iji mepụta ma nyochaa akụrụngwa na sistemụ ọ bụla tupu injin prototype mbụ.
Nrụpụta ụlọ na-elekwasị anya n'akụkụ abụọ na -emepụta ọkwa dị elu: elu na ala nke injin ahụ. Ihe ohuru ohuru nke aluminom, tinyere mgbakwunye nke okpukpu polymer nke na-ekewapu ihe ndi ozo na ihe ndi ozo, na-eme ka mbelata mkpọtụ. A na-etinye ihe ntinye ihe n'otu ihe na-eme ka ụda na-ada ụda.
Na ala nke engine bụ ọhụrụ elu nsogbu anwụ-igba aluminum itule aro modul. O nwere okpukpu abuo nke na-agbanwe agbanwe nke na-akwụghachi ihe ruru pasent 83 nke vibrations nke abụọ. Ngwurugwu nke crankshaft na-eme ka otu n'ime ogwe ndị na-emezi ihe, nke n'aka nke ọzọ na-eme ka nke ọzọ. Nhazi ezé abụọ (scissor gear) na-eme ka nkwekọrịta ezé dị mma ma dịrị mma, na enweghị usoro ịkwọ ụgbọala na-ewepụ ihe ize ndụ nke ọdịdị dị egwu. Mgbe nyochachara nke ọma, a na-ahọrọ ebe a na-atụgharị aka na-ebugharị maka ịkwado akụ iji belata mkpọtụ na ịma jijiji yana ibu ibu.
Dị sump ahụ dịkwa ọhụụ. Ugbua ejiri uzo abuo nke uzo mbu dochie uzo mbu nke ihe eji adi ala na mpempe akwukwo di elu. A na-emewanye arụmọrụ nke mkpọtụ na ịrụ ọrụ nke ọma site na ịme anwansị dị iche iche nke njikarịcha nke mkpuchi nke ọgịrịga na mpụta nke ngalaba abụọ ahụ.
Ngwunye injinia ndị ọzọ iji belata mkpọtụ gụnyere:
ndị na-arụ ọrụ kachasị mma iji belata mkpọtụ ọkụ na-enweghị ibelata oriri mmanụ; emebe na-echebara ihe omuma nke akwara nke akwara na ihe nkedo akwara; onye guzozie ihe compressor na tobaim wiil; mmezi nke ezé oge na-egbochi ihe mkpuchi maka ịkwanye mkpuchi ya.
N’ihi mkpebi ndị a haziri, injin ọhụrụ ahụ na-ewepụta obere mkpọtụ na arụmọrụ karịa onye bu ya ụzọ, na-enweghị ọrụ ọ ga-adị decibels ise dị jụụ.
Gas dị ọcha n'iji Nhọrọ Ntanetị Catalytic (SCR)
Ihe ọhụrụ 2,0 CDTI nwere anwuru nke mmanụ ụgbọala, ekele dị ukwuu na sistemu Opel BlueInjection Selective Catalytic Reduction (SCR), nke Euro 6 kwenyere.
BlueInjection bụ teknụzụ ọgwụgwọ mgbe emechara nke na-ewepụ nitrogen oxides (NOx) na gas na-ekpochapụ. Ọrụ nke SCR dabere na iji mmiri AdBlue® na-adịghị emerụ ahụ, nke nwere urea na mmiri, na-agbanye n'ime mmiri iyuzucha. N'ime usoro a, ihe ngwọta ahụ na-agbaze na amonia, nke na-etinye uche na ya site na catalytic porous mass pụrụ iche. Mgbe ị na-emeghachi omume na ya, nitrogen oxides (NOx), nke bụ akụkụ nke ngụkọta nke ihe ndị na-emerụ ahụ dị na ikuku ikuku na-abanye na ihe na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ nitrogen dị ọcha na mmiri vapor. A na-echekwa ihe ngwọta AdBlue, nke dị na ọdụ ụgbọ mmiri na ụlọ ahịa ịzụ ahịa na n'ọdụ ọrụ Opel, na tank nke nwere ike jupụta ma ọ bụrụ na ọ dị mkpa site na oghere dị n'akụkụ ọdụ ụgbọ mmiri.
