Ọrụ na ụkpụrụ omume nke injection

Ruo oge ụfọdụ ugbu a, injection dochie carburetor na mmanụ ụgbọala engines (carburetor nke a pụrụ ịchọta na ma ụgbọ ala ndị njem na obere engines abụọ-strok na wiil abụọ). Ọtụtụ ndị ọzọ kpọmkwem maka mmanụ ụgbọala metering, ọ na-enye ohere ka mma ịchịkwa combustion na ya mere engine oriri. Na mgbakwunye, ikike iduzi mmanụ n'okpuru nrụgide na-enye ohere ka mma atomization nke mmanụ ọkụ n'ime ụlọ oriri ma ọ bụ combustion (obere ụmụ irighiri mmiri). N'ikpeazụ, injection dị mkpa maka engines diesel, ọ bụkwa ya mere nwoke ahụ nwere echiche: Rudolf Diesel ji mepụta mgbapụta mgbapụta ahụ.

Ya mere, ọ dị mkpa ịmata ọdịiche dị n'etiti nkwụsịtụ kpọmkwem na nkwụsịtụ na-apụtaghị ìhè, dịka ọ dịkwa mkpa ka a mata ọdịiche dị n'etiti otu-point na multi-point injection.

sekit injection

Nke a bụ eserese injection nke injin na-adịbeghị anya, mmanụ ọkụ na-esi na tank ahụ gaa na mgbapụta. Mgbapụta ahụ na-enye mmanụ n'okpuru nrụgide na ụgbọ okporo ígwè nchekwa (iji nweta ọbụna nrụgide dị elu, ruo 2000 mmanya kama 200 na-enweghị nke ikpeazụ), nke a na-akpọ ụgbọ okporo ígwè nkịtị. Ndị injectors na-emeghe n'oge kwesịrị ekwesị iji nye mmanụ ụgbọala na engine.

Sistemu enweghị isi nwere Rail nkịtị: nkọwa ndị ọzọ ebe a

Pịa ebe a ka ịhụ eserese niile

Anyị na injin ụgbọ okporo ígwè na-arụkọ ọrụ, mana nke a abụghị usoro maka ụgbọ ala ndị meworo agadi. Ihe mgbawa ike gụnyere ịghọgbu kọmpụta site n'ịgbanwe data nke ihe mmetụta nrụgide zitere (ebumnobi bụ inweta ntakịrị ihe)

Nke a 1.9 TDI enweghị eriri nkesa, ọ nwere mgbapụta mmanụ ọkụ na injectors unit (ha nwere obere mgbapụta arụnyere iji mee ka nrụgide dịkwuo elu ọbụna n'ihu, ihe mgbaru ọsọ bụ iru ọkwa ụgbọ okporo ígwè nkịtị). Volkswagen hapụrụ usoro a.

Nke a bụ mgbapụta nso (onyinyo nke Wanu1966), nke ikpeazụ kwesịrị ịgbapụta, dose na kesaa

Mgbapụta (nke na-enye ohere ka nrụgide na-ewuli elu) na-eji eriri na-ebugharị, nke n'onwe ya na-eji engine na-agba ọsọ. Otú ọ dị, a na-achịkwa nkesa mmanụ ụgbọala na dosing. Daalụ Van maka ihe oyiyi ndị a mara mma.

Ịrụ ọrụ mgbapụta injection

A na-eji draịva eletrik na-edozi ọsọ na-abaghị uru ma na-edozi ya site na iji skru (nke dị nro, nke a bụ egwuregwu nke ziri ezi nke otu ụzọ n'ụzọ iri nke millimeter). valvụ solenoid nke na-aga n'ihu na-emetụta ọganihu ịgba ntụtụ: ọ na-ekpebi mgbe a ga-enye mmanụ, dabere na ọnọdụ dị na injin (okpomọkụ, ọsọ dị ugbu a, nrụgide na pedal osooso). Ọ bụrụ na ọ dị ọtụtụ ụzọ, ị nwere ike ịnụ ụda ịpị ma ọ bụ mpụta. Oke igbu oge na nri nwere ike ịkwụsị ịdịgide. The mechiri emechi solenoid valvụ na-emechi ọkọnọ nke mmanụ dizel mmanụ mgbe ọkụ na-agbanyụ (ọ dị mkpa ka a kwụsị eruba mmanụ ụgbọala na mmanụ dizel engines, n'ihi na ha na-arụ ọrụ na onwe mgbanye mode. Na mmanụ ụgbọala, o zuru ezu ịkwụsị). ihe mgbanye ime nke a.Enweghị ọkụ ọkụ ọzọ).

Ọtụtụ Montage

O doro anya na enwere ọtụtụ nhazi nwere ike ime:

• Nke mbụ, usoro a na-ahụkarị (njirimara), nke na-achọ ịpụ n'anya, indirect injection. Ọ mejupụtara izipu mmanụ ọkụ na oriri. A na-ejikọta nke ikpeazụ na ikuku ma mesịa banye na cylinders mgbe valvụ oriri na-emepe emepe.
• Na mmanụ dizel, indirect injection mejupụtara na ọ bụghị izipu mmanụ ụgbọala n'ọdụ ụgbọ mmiri oriri, kama ọ bụ obere olu na-abanye na cylinder (lee ebe a maka ozi ndị ọzọ)
• Nainjection ozugbo a na-eji ya eme ihe ugboro ugboro n'ihi na ọ na-enye ohere ịchịkwa ịgbanye mmanụ ọkụ n'ime engine (njikwa nke ọma nke ọma, obere oriri, wdg). Tụkwasị na nke a, nke a na-eme ka ọrụ akụ na ụba na mmanụ ụgbọala (ọnọdụ stratified). Na mmanụ dizel, nke a na-enye ohere maka injection ọzọ, nke a na-eji ihicha ihe nzacha ndị ahụ (mgbe niile na akpaka na-eme site na usoro).

Ọdịiche ọzọ dị gbasara ịgba ọgwụ mgbochi, ndị a bụ usoro mono et multipoint. N'ihe banyere otu isi ihe, enwere naanị otu injector maka ụdị ihe oriri niile. Na ụdị multi-point, e nwere ọtụtụ injectors dị ka e nwere cylinders (a na-etinye ha ozugbo n'ihu valvụ oriri nke ọ bụla n'ime ha).

Ọtụtụ ụdị nozzles

Dabere ma ntụtụ ahụ ọ bụ kpọmkwem ma ọ bụ na-apụtaghị ìhè, nhazi nke injectors agaghị abụ otu.

Injectors na DIRECT

Enwere ụdị injector solenoid ma ọ bụ obere ka ọ na-amasị piezoelectric. Le solenoid na-arụ ọrụ na obere electromagnet nke na-achịkwa ụzọ mmanụ ụgbọala ma ọ bụ na ọ bụghị. V piezoelectric na-arụ ọrụ nke ọma n'ihi na ọ nwere ike ịrụ ọrụ ngwa ngwa yana na okpomọkụ dị elu. Otú ọ dị, Bosh emeela mgbalị ọ bụla iji mee ka solenoid dị ngwa ngwa na nke ọma.

Injectors maka INNDIRECTE

Ya mere, nozzle nke dị na ntinye nwere ọdịdị dị iche n'elu.

Ịgbaba n'ime usoro na-apụtaghị ìhè

Nke a bụ injector na sistemụ ndu, ọ na-ewe mmanụ n'okpuru nrụgide ma hapụ ya n'ime cylinder n'ụdị jet microscopic. Ya mere, enwere ike ijide ha site na obere adịghị ọcha ... Anyị na-arụ ọrụ na-arụ ọrụ nke ọma.

Otu injector kwa cylinder, ma ọ bụ 4 n'ihe gbasara 4-cylinder.

Nke a bụ 1.5 dCi injectors (Renault) hụrụ na Nissan Micra.

Ebe a ha nọ na HDI engine

Ọdịiche dị n'etiti usoro ịgbanye ụgbọ oloko nkịtị na mgbapụta nkesa?

Ịgba ogwu a na-emekarị nwere mgbapụta ịgba ntụtụ, nke jikọtara ya na injector ọ bụla. Ya mere, mgbapụta a na-enye mmanụ ọkụ na ndị injectors n'okpuru nrụgide ... Usoro ụgbọ okporo ígwè nkịtị yiri nke ahụ, ma e wezụga na e nwere Rail Common n'etiti mgbapụta injection na injectors. Nke a bụ ụdị ụlọ ebe a na-eziga mmanụ ọkụ, nke na-agbakọta n'okpuru nrụgide (n'ihi mgbapụta). Ntuziaka a na-enyekwu nrụgide injection, ma na-echekwa nrụgide ahụ ọbụna na nnukwu ọsọ ọsọ (nke na-abụghị nke mgbapụta nkesa, nke na-efunahụ ihe ọṅụṅụ n'okpuru ọnọdụ ndị a). Pịa ebe a maka ozi ndị ọzọ.

Pump nozzle ??

Volkswagen, n'aka nke ya, wepụtara usoro ọhụrụ ruo ọtụtụ afọ, mana emesịa gbahapụrụ ya. Kama inwe mgbapụta n'otu akụkụ na injectors n'akụkụ nke ọzọ, ha kpebiri ịmepụta injectors na obere mgbapụta. Ya mere kama mgbapụta etiti anyị nwere otu injector ọ bụla. Enwere arụmọrụ, mana enweghị nkwado n'ihi na omume injin ahụ dị oke egwu, na-akpata jerks n'okpuru ụfọdụ osooso. Na mgbakwunye, injector nke ọ bụla na-efu karịa n'ihi na o nwere obere mgbapụta.

Kedu ihe kpatara kọmpụta ahụ ji ejikwa injection?

Uru dị n'ịchịkwa injectors site na iji kọmpụta bụ na ha nwere ike ịrụ ọrụ dị iche iche dabere na ọnọdụ. N'ezie, dabere na ọnọdụ okpomọkụ / ọnọdụ ikuku, ọkwa ọkụ ọkụ engine, nrụgide pedal accelerator, ọsọ engine (TDC sensọ), wdg agaghị eme ntụtụ n'otu ụzọ ahụ. . Ya mere, ọ dị mkpa ịnweta sensọ iji "nyochaa" gburugburu ebe obibi (okpomọkụ, pedal sensọ, wdg) na kọmputa kọmputa iji nwee ike ịchịkwa ntụtụ ahụ dịka data a niile siri dị.

Mbelata dị ịrịba ama na oriri mmanụ

N'ihi nkenke kpọmkwem nke ndị injectors, ọ dịghị ihe mkpofu mmanụ, nke na-ebelata oriri mmanụ. Uru ọzọ bụ ọnụnọ nke trotul ahụ nke na-emepụta okpomọkụ dị ala karịa engines ndị a na-ejikarị eme ihe maka nha anya, na-ebute ike na ịrụ ọrụ ka ukwuu. Otú ọ dị, ntụtụ ahụ, n'ihi nnukwu mgbagwoju anya ya, nwekwara ụfọdụ njedebe, nke na-enweghị nsonaazụ. Nke mbụ, mmanụ ọkụ ga-adị mma ka ọ ghara imebi ya (unyi ọ bụla nwere ike ịrapagidesi ike na obere ọwa). Ihe kpatara ọdịda nwekwara ike ịbụ nnukwu nrụgide ma ọ bụ akara nke ọma nke injectors.

Maka ntụnye aka: anyị ji onye injinia German Rudolf Diesel na 1893 nweta ikike nke injin mgba ọkụ mbụ nke nwere sistemu ịgba ntụtụ. Nke ikpeazụ agaghị agbasa ebe niile na ngalaba ụgbọ ala ruo mgbe Agha IIwa nke Abụọ gasịrị. N'afọ 1950, onye France bụ Georges Regembo bụ onye mbụ chepụtara ịgbanye mmanụ ọkụ ozugbo n'ime igwe ụgbọ ala. Ọganihu nka na ụzụ na teknụzụ ga-emesị kwe ka ịgba ọgwụ mgbochi arụrụ arụ ka ọ bụrụ eletrọnịkị, na-eme ka ọ dị ọnụ ala, dị jụụ na, karịa ihe niile, rụọ ọrụ nke ọma.

N'elu enwere ọtụtụ ihe injection, na na ala enwere naanị onye na-ekesa injection, nke a na-akpọkwa ụgbọ okporo ígwè nkịtị.

Ihe niile na mmeghachi omume

Dernier okwu ezitere:

Oudi (Ụbọchị: 2021, 09:02:21)

привет

Azụtara m Tiguan Comfort BVM6

Na 6600 km ụgbọ ala anaghị emegharị ma ọ dịghị ihe egosipụtara na dashboard. Laa azụ na ebe a na-adọba ụgbọala Volswagen, nchọpụta kọmputa na-egosi enweghị mmejọ banyere ngwá electronic, na-enyo enyo àgwà nke dizel, nke ikpeazụ gbanwere n'enweghị ihe ọ bụla, nke nwere ike ịbụ ihe kpatara na-ekele gị ??

Il J. 4 mmeghachi omume (s) na nkwupụta a:

(A ga -ahụ ọkwa gị n'okpuru nkọwa mgbe ekwenyechara)

Nkwupụta gara n'ihu (51 à 87) >>> pịa ebe a

Dee okwu

Kedu ihe ị chere gbasara oke 90 ruo 80 km / h?