BMW M52TUB20, M52TUB25, M52TUB28 engines

Ihe

M52TUB20
M52TUB25
M52TUB28

The M52 usoro bụ BMW mmanụ ụgbọala engines na ihe in-line nhazi nke 6 cylinders na abụọ camshafts (DOHC).

Emepụtara ha site na 1994 ruo 2000, mana na 1998 enwere “mmelite teknụzụ” (mmelite teknụzụ), nke ejiri usoro VANOS dual webatara na ụdị ndị dị adị, nke na-achịkwa oge nke valves iyuzucha (usoro nkesa gas abụọ). Na ndepụta nke kacha mma 10 Ward engines maka 1997, 1998,1999, 2000 na 52 MXNUMX na-apụta mgbe nile na ọ hapụghị ọnọdụ ha.

The engines nke usoro M52 natara aluminum cylinder block, n'adịghị ka M50, nke e mere nke nkedo ígwè. N'Ebe Ugwu America, a ka na-ere ụgbọ ala ndị nwere injin ndị a n'ime ihe nkedo ígwè. Oke oke ọsọ bụ 6000 rpm, na oke olu bụ 2.8 lita.

N'ikwu maka mmelite teknụzụ 1998, enwere nkwalite anọ bụ isi:

Vanos valve usoro oge, nke a ga-atụle n'ụzọ zuru ezu mgbe e mesịrị;
Eletrọnịkị trotul njikwa;
Valve intake Geometry dị okpukpu abụọ (DISA);
Ihe mkpuchi cylinder emegharịrị.

M52TUB20

Nke a bụ M52B20 gbanwetụrụ, nke, n'ihi nkwalite ndị enwetara, dị ka nke abụọ ndị ọzọ, nwere traction karịa na obere revs (oke elu bụ 700 rpm ala). Igwe cylinder ahụ bụ 80mm, strok piston bụ 66mm, na mkpakọ bụ 11: 1. Mpịakọta 1991 cu. cm, ike 150 hp na 5900 rpm - aga n'ihu nke ọgbọ na njirimara ndị a. Otú ọ dị, torque bụ 190 N * m, dị ka M52V20, ma na 3500 rpm.

Eji na ụgbọ ala:

BMW E36 / 7 Z3 2.0i
1998-2001 BMW 320i/320Ci (ahụ E46)
1998-2001 BMW 520i (Aru E39)

M52TUB25

Ihe strok piston bụ 75 mm, dayameta cylinder bụ 84 mm. Ụdị mbụ nke B25 2.5-liter karịrị onye bu ya ụzọ na ike - 168 hp. na 5500 rpm. Ụdị a gbanwere, nke nwere njirimara ike yiri ya, na-emepụta otu 245 N * m na 3500 rpm, ebe B25 rutere ha na 4500 rpm. Igwe BMW M52TUB20, M52TUB25, M52TUB28

Eji na ụgbọ ala:

1998-2000 E46323i, 323ci, 325i
1998-2000 E39523 XNUMXi
1998-2000 E36/7Z3 2.3i

M52TUB28

Ntugharị engine bụ 2.8 lita, piston ọrịa strok bụ 84 mm, cylinder dayameta bụ 84 mm, crankshaft nwere ụba ọrịa strok tụnyere B25. Oke mkpakọ 10.2, ike 198 hp na 5500 rpm, torque - 280 N * m / 3500 rpm.

Nsogbu na ọghọm dị na ụdị ICE a na-adịkarị ka M52B25. N'elu ndepụta ahụ, o nwere oke ọkụ, nke na-ebutekarị mmebi nke usoro nkesa gas. Ihe ngwọta maka ikpo oke ọkụ na-abụkarị ihicha radiator, ịlele mgbapụta, thermostat, okpu radiator. Nsogbu nke abụọ bụ oriri mmanụ karịrị akarị. Na BMW, nke a bụ, n'ụkpụrụ, nsogbu nkịtị, nke ejikọtara ya na mgbanaka piston na-adịghị eyi. Na enweghị mmepe na mgbidi nke cylinders, enwere ike dochie mgbanaka ahụ na mmanụ agaghị ahapụ karịa ka edepụtara ya. Ndị na-ebuli hydraulic na igwe ndị a "dị ka" coke, nke na-eduga n'ịmehie.

M52tuB28

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Eji na ụgbọ ala:

1995-1999 E36328 328i, XNUMXbụ
1995-1998 E39528 XNUMXi
1995-1998 E38728 728i, XNUMXiL
1997-1998 E36/7Z3 2.8

Usoro VANOS na-enwe mmetụta nke ukwuu maka ọrụ nke engine na n'ọnọdụ nke mgbanwe na-adịghị akwụ ụgwọ, ọrụ na-enweghị isi n'ozuzu ma ọ bụ ọdịda ike, ọ na-agwụ ike. Iji dozie ya, ịkwesịrị ịnwe ngwa nrụzi sistemu.

Ihe mmetụta crankshaft na-enweghị ntụkwasị obi na camshaft na-emekarị ka injin ghara ịmalite, ọ bụ ezie na apụta ihe niile dị mma. Igwe ọkụ ọkụ na-agbapụta, na n'ozuzu akụrụngwa dị ala karịa nke M50. Igwe BMW M52TUB20, M52TUB25, M52TUB28

N'ime uru ndị dị na ya, enwere ike ịdebe na engines atọ ndị a adịghị enwe mmetụta karịsịa maka mma mmanụ ụgbọala. A naghị atụkarị aro ịmegharị ha, yana ịzụrụ maka swap, ebe ọ bụ na ha emeela agadi. Otú ọ dị, maka ndị na-anọgidesi ike na ọchịchọ ha, e nwere ụzọ pụtara ìhè - iji wụnye ihe oriri M50B25, camshafts si S52B32 na mgbawa n'iji ya gee ntị. Nlegharị anya dị otú ahụ ga-ebuli ike ruo 250 hp. Nhọrọ ọzọ doro anya bụ ihe na-agwụ ike ruo lita 3, yana ịzụrụ crankshaft M54B30 na ịkpụ piston site na 1.6 mm.

Ịwụnye turbine na nke ọ bụla n'ime engines akọwara bụ ụzọ zuru oke zuru oke iji mụbaa ike. Dịka ọmụmaatụ, M52B28 nwere turbine Garrett yana ezigbo nhazi nhazi ga-emepụta ihe fọrọ nke nta ka ọ bụrụ 400 hp. ya na otu piston ngwaahịa ngwaahịa.

Ụzọ nlegharị anya maka M52V25 dịtụ iche. N'ebe a, ọ dị mkpa ịzụta, na mgbakwunye na ihe oriri site na "nwanne" M50V25, nakwa crankshaft na M52V28 njikọ mkpanaka, yana ngwa ngwa. Ọ ka mma ịwụnye camshafts na sistemu iyuzucha mgbe ahụ S62 - na-enweghị ha, ọ gaghị agbaji mgbe ị na-emegharị ya. Ya mere, na olu nke 2 lita, ị ga-enweta ihe karịrị 200 hp.

Iji bulie ike na nke kacha nta 2-liter engine, ị ga-mkpa ma a mụụrụ na kacha nke 2.6 lita ma ọ bụ a turbine. N'ịbụ onye na-agwụ ike ma na-ege ntị, ọ ga-enwe ike ịnye 200 hp. Turbocharged site n'enyemaka nke ngwa turbo pụrụ iche ga-emecha nwee ike ịmịpụta 250 hp. na 2 lita nke ọrụ olu. Ngwa Garrett nwere ike dochie ya na Lysholm, nke ga-enyekwa mmụba ike n'ime otu oke.