Ho nchafatsa le ho lokisa liente tsa disele. Mekhoa e metle ea ente
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Ho nchafatsa le ho lokisa liente tsa disele. Mekhoa e metle ea ente

Ho nchafatsa le ho lokisa liente tsa disele. Mekhoa e metle ea ente E 'ngoe ea maemo a mantlha bakeng sa ts'ebetso e nepahetseng ea enjene ea diesel ke sistimi e sebetsang ea ente. Mmoho le mak'henike ea nang le boiphihlelo, re hlalosa mekhoa ea ente e nyane le e sa tšepahaleng.

Ho nchafatsa le ho lokisa liente tsa disele. Mekhoa e metle ea ente

Enjene e sebetsa hantle haholo ha khatello ea ente ea mafura e phahame. Lienjineng tsa diesel, peterole ea diesel e kenngoa ka phaposing e tukang ka khatello e matla haholo. Kahoo, tsamaiso ea ente, e leng pompo le li-injection, ke karolo ea bohlokoa ea lienjine tsena. 

Litsamaiso tse fapaneng tsa ente ea mafura lienjineng tsa diesel

Sistimi ea liente likarolong tsa diesel e bile le phetoho e kholo ea theknoloji lilemong tse mashome a mabeli tse fetileng. Ka lebaka la hae, li-abscesses tse ratoang ha li sa nkoa e le tšitiso ea ho tsuba. Li fetohile tsa moruo le ka potlako.

Kajeno, ente e tobileng ea mafura e tloaelehile lienjineng tsa diesel. Sistimi e tsebahalang haholo ke Common Rail. Sistimi ena e entsoe ke Fiat mathoasong a lilemo tsa bo-90, empa patent e ile ea rekisetsoa Bosch ka lebaka la litšenyehelo tse phahameng tsa tlhahiso. Empa koloi ea pele e nang le tsamaiso ena e ne e le ka 1997 Alfa Romeo 156 1.9 JTD. 

Mokhoa o tloaelehileng oa terene, mafura a bokelloa ka pipe e tloaelehileng ebe e ajoa tlas'a khatello e phahameng ho li-injection. Li-valve tsa li-injection lia buleha ho latela lebelo la enjene. Sena se tiisa sebopeho se nepahetseng sa motsoako ka har'a li-cylinders le ho fokotsa tšebeliso ea mafura. Nakoana pele ho ente ea mafura, ho thoeng ke ente ea pele ho futhumatsa kamore ea mollo. Ka hona, ho khangoa ka potlako ha mafura le ts'ebetso e khutsitseng ea yuniti ea matla e fihletsoe. 

Ho na le mefuta e 'meli ea li-injection tsa Common Rail: tse nang le li-injection tsa electromagnetic (tseo ho thoeng ke moloko oa Common Rail 2003th) le li-injection tsa piezoelectric (tse bitsoang moloko oa XNUMX). Tse latelang ke tsa morao-rao, li na le likarolo tse fokolang tse tsamaeang le boima bo bobebe. Li boetse li na le linako tse khuts'oane tsa ho fetoha 'me li lumella metering e nepahetseng haholoanyane ea mafura. Ho tloha XNUMX, bahlahisi ba bangata ba ntse ba fetohela ho bona butle-butle. Lihlahisoa tse sebelisoang bakeng sa liente tsa solenoid li kenyelletsa Fiat, Hyundai/KIA, Opel, Renault le Toyota. Liente tsa piezoelectric li sebelisoa ka ho khetheha lienjineng tse ncha. Mercedes, PSA concern (mong'a Citroen le Peugeot), VW le BMW.

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Tharollo e 'ngoe bakeng sa ente ea mafura ka kotloloho lienjineng tsa diesel ke li-injection tsa unit. Leha ho le joalo, ha e sa sebelisoa likoloing tse ncha. Liente tsa pompo li fane ka mokhoa oa tsamaiso ea Common Rail, e sebetsang hantle le e khutsitseng haholoanyane. Volkswagen, e khothalelitseng tharollo ena, le eona ha e li sebelise. 

Lilemong tse 'maloa tse fetileng, Volkswagen le lihlahisoa tse amanang le tsona (Audi, SEAT, Skoda) li ne li sebelisa li-injection tsa unit. Ena ke sistimi ea ente ea yuniti (UIS). Likarolo tse kholo ke li-mono-injection tse fumanehang ka holim'a li-cylinders. Mosebetsi oa bona ke ho theha khatello e phahameng (ho feta 2000 bar) le ente ea mafura a diesel.

Phatlalatso

Ho tšepahala ha mekhoa ea ente

Mechanics e hatisa hore hammoho le nts'etsopele ea litsamaiso tsa ente, ts'epo ea bona e fokotsehile.

- Sistimi ea ente ea diesel ea tšohanyetso e nyane haholo ke e ileng ea lokolloa lilemo tse mashome a 'maloa kapa lilemo tse' maloa tse fetileng, moo ntho ea mantlha e neng e le mofani oa pompo ea peterole e phahameng haholo -  ho bolela Marcin Geisler ho tloha Auto-Diesel-Service ho tloha Kobylnica haufi le Słupsk.

Ka mohlala, libarele tse tummeng tsa Mercedes W123 li ne li e-na le ente e sa tobang. Ho ne ho e-na le likarolo tse fokolang tse tsamaeang, 'me mochine oo o ne o sebetsa esita le ka mafura a seng makae. Leha ho le joalo, bothata e ne e le ho potlaka ho fokolang, ho sebetsa ha enjene e lerata le tšebeliso e phahameng ea diesel ha ho bapisoa le li-powertrains tsa kajeno.

Meralo e mecha - e nang le ente e tobileng - ha e na mefokolo ena, empa e tsotella boleng ba mafura haholoanyane. Ke ka lebaka lena litsamaiso tse nang le liente tsa motlakase li sa tšepahaleng ho feta litsamaiso tse nang le li-piezoelectric.

Li khona ho mamella libeso tse mpe haholoanyane. Piezoelectrics e hloleha kapele ha e kopana le mafura a disele a silafetseng.  - o hlalosa Geisler - Boleng ba mafura a diesel ke e 'ngoe ea lintlha tse ka sehloohong tse amang ts'ebetso ea tsamaiso eohle. Mafura a silafetseng a sa finyelleng litekanyetso ke sesosa sa mathata.

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Ho boetse ho na le litsamaiso tse nang le li-nozzles tsa motlakase tse robehang hangata ho feta tse ling. Ho joalo, ka mohlala, ho Ford Mondeo III e nang le 2.0 le 115 hp 130 TDCi dienjini. le Ford Focus I 1.8 TDCi. Litsamaiso tsena ka bobeli li ne li sebelisa litsamaiso tse tsebahalang tsa Delphi.

- Sesosa sa ho se sebetse hantle ha pompo ea ente. Ka mor'a ho e qhaqha, u ka bona li-filings tsa tšepe, tseo, ha e le hantle, li senyang li-nozzles, mochine o hlalosa. - Ho thata ho bolela hore na sena se ile sa ama boleng ba mafura kapa hore na theknoloji ea tlhahiso ea lipompo tsena e ne e sa sebetse.

Mathata a tšoanang a tloaelehile ho Renault Megane II e nang le enjene ea 1.5 dCi. Pompo ea Delphi e boetse e sebetsa mona, 'me tsamaisong ea mafura re boetse re fumana lithapo tsa tšepe.

Notoriety e boetse e tsamaea le li-diesel tsa Opel, moo pompo ea VP44 e sebetsang teng. dienjini tsena khanna, har'a ba bang, ho Opel Vectra III 2.0 DTI, Zafira I 2.0 DTI kapa Astra II 2.0 DTI. Joalokaha Gisler a re, ka lebelo la lik'hilomithara tse ka bang likete tse 200, pompo e tšoara 'me e hloka ho tsosolosoa.

Ka lehlakoreng le leng, li-engines tsa HDi, tse hlahisoang ke French concern PSA 'me li sebelisoa Citroen, Peugeot,' me ho tloha 2007 likoloing tsa Ford, li na le mathata a ho fumana likarolo tse ling tsa pele, i.е. Liente tsa Siemens.

"Nozzle e nang le sekoli e ka nkeloa sebaka ke e sebelisitsoeng, empa ha ke khothaletse tharollo ena, leha e le theko e tlase," mechanic o re. 

Phatlalatso

Lokisa litheko

Litsenyehelo tsa ho lokisa tsamaiso ea ente li itšetlehile ka mofuta oa li-injection. Tokiso ea lisebelisoa tsena tsa motlakase e bitsa chelete e ka bang PLN 500 e 'ngoe le e 'ngoe, ho kenyeletsoa mosebetsi, 'me e kenyelletsa ho nkela likarolo tse ling tsa ente sebaka.

- Ena ke theko ha u sebelisa likarolo tse ling tsa mantlha. Tabeng ea lisebelisoa tse nepahetseng tse kang ente, ho molemo hore u se ke ua sebelisa li-substitutes, e hatisa Marcin Geisler.

Ka hona, tabeng ea litsamaiso tsa Denso tse sebelisoang lienjineng tsa Toyota, ho hlokahala hore ho nkeloe sebaka sa ente kaofela, kaha ha ho na likarolo tsa pele 'marakeng.

Li-nozzles tsa piezoelectric li ka nkeloa sebaka ka kakaretso feela. Litsenyehelo ke PLN 1500 sekotoana se seng le se seng, ho kenyeletsoa le basebetsi.

- Li-injection tsa piezoelectric ke likarolo tse ncha 'me baetsi ba tsona ba ntse ba sireletsa litokelo tsa bona tsa molao. Empa ho ne ho le joalo ka li-nozzles tsa motlakase nakong e fetileng, kahoo ka mor'a nako e itseng litheko tsa ho lokisa piezoelectrics mohlomong li tla oa, mohloli oa rona o lumela. 

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Ho hloekisa tsamaiso ea ente, i.e. thibelo

E le ho qoba mathata ka tsamaiso ea ente, e tlameha ho hloekisoa kamehla ka litokisetso tse khethehileng.

"Ho bohlokoa ho etsa sena hang ka selemo, ka mohlala, ha u fetola oli ea enjene le li-filters," mochine o eletsa.

Litsenyehelo tsa ts'ebeletso ena li ka ba PLN 350. 

Wojciech Frölichowski 

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