Matsayin man injin ya yi yawa. Me yasa akwai mai a injin?

Kamar yadda kowane mai mota ya sani, ƙarancin man fetur zai iya haifar da matsalolin injin da yawa. Duk da haka, akasin haka kuma ana ƙara faɗi - lokacin da adadin man injin bai ragu ba, amma yana ƙaruwa. Wannan gaskiya ne musamman a cikin motocin diesel. Menene sakamakon? Me yasa akwai mai a injin?

Me zaku koya daga wannan post din?

• Menene matsalar ƙara man inji?
• Me yasa matakin man injin ya tashi?
• Yawan man fetur a cikin injin - menene hatsarin?

A takaice magana

Matsayin man injin yana tashi da kansa lokacin da wani ruwa, kamar coolant ko man fetur, ya shiga tsarin lubrication. Tushen waɗannan ɗigogi na iya zama gaskat ɗin kan silinda (na mai sanyaya) ko zoben fistan mai zubewa (don mai). A cikin motocin da aka sanye da tacewa, dilution na mai tare da wani ruwa yawanci shine sakamakon konewar soot ɗin da aka tara a cikin tace mara kyau.

Me yasa matakin man injin ya tashi yayin tuki?

Kowane injin yana ƙone mai. Wasu raka'a - irin su Renault's 1.9 dCi, sananne ga matsalolin sa mai - a gaskiya, wasu suna da ƙanƙanta da wuya a gani. Gabaɗaya, duk da haka Asarar ɗan ƙaramin man inji abu ne na al'ada kuma bai kamata ya zama abin damuwa ba. Sabanin zuwansa - irin wannan haifuwa na mai mai ko da yaushe yana nuna rashin aiki. Me yasa akwai mai a injin? Dalilin yana da sauƙi don bayyana - saboda wani ruwa mai aiki ya shiga ciki.

Yayyo na sanyaya cikin mai

Babban dalilin da yasa injin man fetur ya tashi shine coolant da ke shiga cikin tsarin lubrication ta cikin gaskat shugaban silinda da ya lalace. Ana nuna wannan ta hanyar launi mai sauƙi na mai mai, da kuma babban hasara na sanyaya a cikin tanki na fadadawa. Kodayake lahani yana da alama mara lahani kuma yana da sauƙin gyarawa, yana iya zama tsada. Gyara ya ƙunshi abubuwa da yawa - maƙalli dole ne ba kawai maye gurbin gasket ba, amma yawanci kuma ya niƙa kai (wannan shine abin da ake kira shirin kai), tsaftace ko maye gurbin jagororin, hatimi da kujerun bawul. Amfani? Babban - da wuya ya kai dubu zloty.

Fuel a cikin man inji

Man fetur shine ruwa na biyu wanda zai iya shiga tsarin lubrication. Mafi sau da yawa wannan yana faruwa a cikin tsofaffin motoci da aka sawa sosai, duka tare da man fetur da injunan diesel. Tushen zubewa: zoben fistan da ke ba da damar mai ya shiga ɗakin konewa - a can ya zauna a kan bangon silinda, sannan ya kwarara cikin kwanon mai.

Kasancewar man fetur a cikin man inji yana da sauƙin ganewa. A lokaci guda, man shafawa ba ya canza launi, kamar yadda lokacin da aka haɗe shi da mai sanyaya, amma yana da ƙamshi na musamman da ƙarin ruwa, ƙarancin daidaito.

Tsarkake man injin tare da wani ruwa zai kasance koyaushe yana da mummunan tasiri akan aikin injin, saboda irin wannan man shafawa ba ya samar da isasshen kariyamusamman a fannin man shafawa. Yin la'akari da matsalar ba dade ko ba dade ba zai haifar da mummunar lalacewa - yana iya zama ma ta ƙare a cikin cikakken cunkoson na'urar.

Kuna da injin tacewa DPF? Yi hankali!

A cikin motocin da ke da injin dizal, man fetur, ko kuma man dizal, kuma na iya kasancewa cikin tsarin lubrication saboda wani dalili - rashin "ƙonawa" na tacewar DPF. Dukkan motocin dizal da aka kera bayan shekara ta 2006 suna sanye da na'urorin tacewa na dizal, wato, tace man dizal - shi ne lokacin da tsarin Euro 4 ya fara aiki, wanda ya sanya wa masana'antun bukatar rage fitar da hayaki. Ayyukan masu tacewa shine tarko ɓangarorin soot waɗanda ke fita daga tsarin shaye-shaye tare da iskar gas.

Abin takaici, DPF, kamar kowane tacewa, yana toshewa akan lokaci. Tsaftace ta, wanda aka fi sani da suna "ƙonawa", yana faruwa ta atomatik. Kwamfuta na kan jirgi ne ke sarrafa tsarin, wanda, bisa ga sigina daga na'urori masu auna firikwensin da aka sanya akan tacewa, yana ba da ƙarin adadin mai zuwa ɗakin konewa. Ya wuce gona da iri ba a kone, amma yana shiga cikin mashinan shaye-shaye, inda yake kunna wuta ba tare da bata lokaci ba... Wannan yana ɗaga zafin iskar gas ɗin da ke shayewa kuma a zahiri yana ƙone zuriyar da ta taru a cikin tacewa.

Ƙona matatar DPF da wuce haddi mai a cikin injin

A ka'idar, yana sauti mai sauƙi. Duk da haka, a aikace, sabunta tace ba koyaushe yana aiki daidai ba. Wannan saboda wasu sharuɗɗa sun zama dole don aiwatar da shi - Ana kiyaye saurin injuna da kuma saurin tafiya akai-akai na mintuna da yawa. Lokacin da direba ya yi birki da ƙarfi ko ya tsaya a fitilar zirga-zirga, ƙonawar ƙonawa ta tsaya. Yawan man fetur ba ya shiga tsarin shaye-shaye, amma ya kasance a cikin silinda, sa'an nan kuma ya gangara zuwa bangon crankcase a cikin tsarin lubrication. Idan ya faru sau ɗaya ko sau biyu, babu matsala. Mafi muni, idan aka katse aikin kona mata a kai a kai - sannan matakin man injin na iya tashi sosai... Ya kamata a yi la’akari da yanayin DPF musamman direbobin da ke tuƙi a cikin birni, saboda a cikin irin wannan yanayi ne sau da yawa sake haɓakawa ya gaza.

Menene hadarin wuce gona da iri na man inji?

Girman matakin man injin yana da illa ga motarka kamar ƙasa. Musamman idan an diluted man shafawa da wani ruwa - sannan ya yi hasarar kaddarorinsa kuma baya bayar da isasshen kariya ga na'urar tuki... Amma man sabo mai tsafta da yawa kuma yana iya zama haɗari idan muka wuce gona da iri da mai. Wannan shi ke jawo hakan karuwar matsin lamba a cikin tsarinwanda zai iya lalata kowane hatimi kuma ya haifar da zubewar injin. Maɗaukakin matakin lubrication da yawa kuma yana yin illa ga aikin crankshaft. A cikin matsanancin yanayi akan abubuwan hawa masu injin dizal, hakan na iya haifar da matsala mai haɗari da ake kira overclocking engine. Mun rubuta game da wannan a cikin rubutu: Haɗawar injin hauka cuta ce ta dizal. Menene shi kuma me yasa ba kwa son dandana shi?

Hakika, muna magana ne game da wani gagarumin wuce haddi. Ya kamata ya wuce iyaka ta lita 0,5 bai kamata ya tsoma baki tare da aikin tuƙi ba. Kowane injin yana da kwanon mai wanda zai iya ɗaukar ƙarin adadin mai, don haka ƙara ko da lita 1-2 galibi ba matsala bane. "Yawanci" saboda ya dogara da samfurin mota. Abin takaici, masana'antun ba su nuna girman girman ajiyar ba, don haka har yanzu yana da daraja kula da matakin mai da ya dace a cikin injin. Ya kamata a duba shi kowane awa 50 na tuƙi.

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