Toyota inopinda mu mini turbo block war ne8NR-FTS

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Hondo mundima yediki-saizi peturu zvivharo uchishandisa turbo uye zvakananga jekiseni iri kuwedzera zvakanyanya. Toyota, imwe yevagadziri vakakura kwazvo pasirese, haina kukwanisa kusiiwa kunze uye inobatana nebato neiyo nyowani 1.2 D-4T block.

Pabhizinesi kadhi rako - verenga technical sheet - tine 1196cc block, inokwanisa kugadzira mabhiza zana negumi nematanhatu pa5200rpm uye nemapapu anosvika 5600rpm. Kana iri torque, mhasuru yeichi chidimbu chidiki inomiririrwa neanoremekedzeka 185Nm, iyo, semugumisiro weiyo turbocharger diki, inowanikwa, munguva pfupi iri pa1,500rpm uye inochengetedza kugona kwemitambo kusvika ku4000rpm, ichibvumira kugona kwakajeka kwehunyanzvi hwekushandisa. hutongi hwepasi nepakati.

Asi kuti vasvike pahunhu uhwu, mainjiniya eToyota akafungazve mamwe maitiro ehunyanzvi, ayo ari kutenderera kwayo. Kusiyana nezvakajairwa muindastiri, Toyota haina kushandisa mhinduro ine Otto cycle (yakawanda muindasitiri yemotokari), asi pane injini ine Atkinson cycle - ona vhidhiyo inotsanangura pakupera kwechinyorwa.

Mukana wekutenderera uku ndiko kupisa, uye unogona kusvika 36% zvakanyanya kushanda padanho rino pane yakaenzana Otto cycle injini. Asi handizvo zvega, iyo itsva inochinja vharafu nguva VVT-iW inobvumira iyo Atkinson kutenderera kuti igare ichizadzikiswa, zvichiita kuti mwero wekuwedzera ugare wakakwira kupfuura iyo yatove yakakwirira yekumanikidza yeichi diki block, iri 10.0: 1.

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Iyo turbocharger inoshandiswa neToyota mupumburu mumwechete (single inlet) ye4 cylinders inobatsirwa nemvura-yakatonhorera exhaust manifold, iyo inobvumira zviri nani injini mhinduro uye inogara yakakwira torque. Parutivi rwekupinza, muunganidzi akashanda kuti ape vortex mumhepo inoyerera inobvumira musanganiswa wakawanda nemafuta.

Mukuita, iyi bhuroka nyowani, iyo ichange iine Toyota Auris yakavandudzwa, ichakwanisa kushandisa avhareji ye4.7l/100km.

Toyota inopinda mu mini turbo block war ne8NR-FTS 32263_2

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