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Mafura disele - ho ... mefuta, mefuta e sa tsoaneng, Brands, litlelase tsa disele

Disele mafura - ke khale haholo, empa a sa ntse a batla mafura bakeng sa dienjini piston disele. Le haeba pele ho pharalla lona ile feela ka lebaka la ho boleng tlaase le lihlahisoa combustion e nang le chefo e, empa hona joale le likoloi tse ngata le ho feta ba a hlomelloa le dienjini disele, 'me bo-rasaense ba sebetsang ka thata ho ntlafatsa tshebetso le ho etsa mafura disele tikoloho botsoalle.

ke mafura disele seo

Disele mafura - ya dikotwana boima oli, tseo li thehiloe hydrocarbons le phahameng - 200-350 ° C - phehile mocheso. E sebelisoa e le mafura a ka dienjini disele le enjene khase disele.

Hobaneng disele? Hobane, ho fapana le dienjini peterole, eo ka ho eona motsoako oa peterole 'me moea o epelaki ke tlhase e itseng, ka disele reciprocating enjene mafura ignites boithatelo tlas'a compression matla.

Kwa, disele mafura - ke sebeletsang pepeneneng, le e tiileng e qamathelang phahameng ho feta tsa peterole, mokelikeli, 'mala oa eo e ka ba mosehla, sootho le tse fapa-fapaneng shades. 'Mala oa tšusumetso ea lehoakhoa ka mafura le.

Nakong combustion mafura leha e le efe e hlahisa matla. Disele mafura, ho phaella ho ea ho ntho ena e khōlō, o etsa mesebetsi 'maloa bohlokoa ka enjene. Ho lubricates ka liente mafura le lipompo holim khohlano, pholisa combustion kamoreng mabota le ho qeta monono fetola entsprechen ka dienjini.

Tšebeliso ea mafura disele

Leoatle le noka lijana, locomotives, sesole le likoloi temo, literaka - hoo e batlang e likoloi tsohle boima mathang ka dienjini disele.

Popular lilemo tse mashome tsa morao tjena linaheng tse tsoetseng pele ba Europe fetoha koloi hore matha ka mafura disele. mafura ke 40% ka tlaase ho moo ka enjene disele, lebotho la ho khanna, matla a, le tshireletso patency qeta monono likhase ka pele ho tsa peterole.

Disele fuel- ke litšenyehelo tse ngata ho sebetsa, 'me theko ea mafura. E sebelisitsoeng ka eona ka disete disele jenereithara ea ema 'me selefouno liteishene matla, litanka tsa tsamaiso ea ikemetseng futhumatsang.

Disele oli, e leng e ratoang haholo o ile a re feela e ne e mafura disele, ke barrel disele mafura le e tiileng e qamathelang phahameng le ntlha e belang e ho fihlela ho 400 ° C. Ea mofuta ona e mafura e sebediswa bakeng sa dienjini tlaase lebelo le ea metsi literekere seporo lipalangoang. Ho phaella moo, solarium e tse tsetsoeng moriana letlalo ho indasteri e letlalo. Disele oli smazachno karolo ea setsidifatsi ka ho itšeha tšepe le tima mokelikeli ha mocheso tšoaroa ka eona.

Features senotlolo

Palo cetane (the paramethara khōlō ea mafura disele) ba tsebahala ka flammability ea mafura. Ho ea etsang qeto ea ho lieha nako e motsoako combustion, i.e. nako eo elapses pakeng tsa ente ea mafura ka silindara le e le qalo ea combustion e. The tlase nako ena ke, a phahameng ea cetane nomoro, 'me nako e ka tlaase ho e enjene mofuthu. Leha ho le joalo, sena se eketsa qeta monono mosi, eo fetoha mahlonoko tseo ho leng ha cetane nomoro e phahameng ho feta 55.

Bakeng sa dithulaganyo tsa ente le ente mafura ke bohlokoa e tiileng e qamathelang lona, e itshetlehile tloha le litšobotsi ethylene bottom

Ea mafura disele segokanyipalo itšetlehile ka katleho ea eona le bokgoni, hobane a phahameng segokanyipalo, e le matla a eketsehileng e hlahisoang ke combustion e le.

E bath bohlokoa ke palo oa sebabole tseo kenyelletsa ditokiseletso le mafura disele. Sena metsoako sebabole, e leng ho fokotsa ho hanyetsa ts'enyeho ea tsamaiso ea mafura.

Ka boleng ba mafura disele, 'me o ile a re fokotsa filterability mocheso, ke hore, e le mocheso oo mafura disele thickens hoo ho ileng ha e feta ho hang kapa butle haholo le fetisa ka filtara ba boholo itseng.

Ho ka tlase ntlha leru, ke hore, mocheso le moo ba parafini tse mafura qala ho crystallize.

tuki disele

Pele ho 2015, mafura disele ka melao-motheo ea Russia arotsoe ka mofuta. Profinseng maemo a, o etswang January 2015 selemo karohano ketekeloang hong le karohano ka litlelase tikoloho ho latela molao-motheo European le e etsahalang ho itšetlehile ka dikahare sebabole ka mafura le. The dikahare sebabole sa feteng 350, 50 le 10 mg, / lik'hilograma tšoana le foromo e ke, II, le ho bolela hore bolela'ng III K3 se felloe ke nako le tikoloho litlelase, K4 le K5 ho ea ka e ncha boemo maemo a, ka ho latellana.

E sa kgothaletswa ho sebelisa mafura a, eo ho eona maemo phahameng oa sebabole, kaha sena se eketsa mesi e kotsi ho sepakapaka, e hatela pele ka matla ts'enyeho le apara likarolo ea tsamaiso ea mafura, ka tsela eo e ntseng e eketseha ditjeo tsa Phetolo khafetsa-filter le oli. Ka tloaelo ho, ba ntlafala thepa le mong e etsa hore ka ho senyeha ha tse ling. Ho theola dikahare sebabole - sena fokotseha lubricity mafura disele. Ka hona, ho boloka e mong oa mesebetsi e ka sehloohong ea mafura li eketsa additives tse fapa-fapaneng.

sehlopheng disele

Disele Limaraka fapana ka mocheso, tlase tse ka mafura a ka sebelisoa. Ka criterion bakeng sa mocheso filterability moedi e sebediswa. Le sa Tšoaneng khethuloa-nako le lehlabula mafura disele le pontshi sena ha se ka tlase -20 ° C.

Sehlopheng A e tšoauoa ka sa mocheso la ho se le tlaase ho feta 5 ° C ka holimo ho noto. Ka 'ngoe ho tse latelang limaraka B, C, D, E le F-index fokotswa ke 5 ° C.

Mohlala ke Euro disele, sehlopheng C, mofuta II le III kapa phetolelo e ncha ea litlelase tsa tikoloho K4 le K5 ka mocheso filterability ho likhato tse hlano tlase lefela le dikahare sebabole a sa feteng 50 le milligrams 10 ka kilogerama ea mafura.

litlelase disele

Karolo e ka mafura a litlelase disele tsa nakong ea mariha kapa boemo ba leholimo batang le hlaha e seng feela ka filterability mocheso, e bath ea bobeli ke leru ntlha. Mariha le Arctic mafura disele ka thempereichara e tlaase le boka ba linotši crystallization qala, eo degrades tshebetso.

sehlopha sa disele

Reserve filterability mocheso, ° C

Leru Point, ° C

1

0

-20

-10

2

1

-26

-16

3

2

-32

-22

4

3

-38

-28

5

4

-44

-34

Ha ho tšoaea ba mafura disele mora kgetho ya bang dt lokela ha lengolo le nomoro, ebe e qeta mariha mafura kapa Arctic.

cha disele

Ho ea ka thepa physicochemical, litšobotsi tse tshebetso, 'me maemo a ea mafura a tshebediso ya disele e arotsoe mefuta e mene tse tšoauoa ka litlhaku tse khōlō:

- Summer (A), e kenyeletsang mafura sehlopheng A, B, C, D le filterability moedi mocheso oa tsa +5 ho ho -10 ° C. mafura ena disele li ka sebelisoa ka thempereichara e ka tlase 0 ° C.

- linako (E) Limaraka E le F, ka mocheso oa -15 le -20 ° C ho latellana sebelisoa ka hoetla, ha mekoloko mocheso ho tloha tsa +5 ho -5 ° C.

- Winter (W), eo e arotsoe litlelase ho tloha 0 ho 3 le filterability mocheso ho tloha ho -20 ho -38 ° C le sebelisoa a sa le mocheso moea se ka tlase -20 ° C.

- Arctic (A) e mafura sehlopheng 4 filterability moedi mocheso oa ho tloswa 44 ° C le mocheso ambient ho ho tloswa 50 ° C (litokomane mpe boleng ba atisa ho tsamaea le lentsoe "ho tloswa" le ke ke ua qoba nepahale letšoao).

mafura a tšoaea

Cha lebitso kenyeletsa mafura disele (DF), sehlopheng kapa sehlopha sa ho itšetlehile ka kopo le sehlopha sa tikoloho. Ke hore, letšoao la ho bontša entsprechen tse peli feela: ho dikahare sebabole le fokotsa filterability mocheso.

Kajeno hoa khoneha ho kopana kgetha bobeli e ncha le ba baholo, mohlala, bang dt tekanyetso Yuro 5 Class F, eo e emela ka ea mariha mafura disele ho ba le dikahare sebabole a sa feteng 50 mg, / lik'hilograma le moedi mocheso filterability ho ho tloswa 20 ° C, e le hore e ka ho fetisisa sebelisoa ka Russia nakong ea mariha le ditletlebong phahameng ka tuki botsoalle tikoloho.

Ho fihlela joale, tse kang bo bitsa tsoasa le L-0,2-62, i.e. mafura pholosa Premium sehlopheng se bontšang ka tjhelete e ya sebabole (200 mg, / lik'hilograma), 'me ntlha halima 62 ° C. Ntlha halima ha se pontshi khōlō, empa e lekanang le litšobotsi tse ling e le hore moo ho sireletsehileng ho fetisisa mollo ho nkoa mafura le mocheso o phahameng.

Mokhoa oa ho boloka disele

Bakeng sa moreki karolelano, ho ba le koloi e poraefete le enjene disele, taba ea ho polokelo ea mafura disele ha ho hlokahale.

Empa bakeng sa liindasteri moo mafura e rekoa ka bongata le ho bolokoa bakeng sa nako e telele, le bothata ba ho a polokelo ke habohlokoa haholo.

Storage ka disele ka 20 ° C bakeng sa selemo se le seng 'me ka mocheso ka holimo 30 0 C ea likhoeli tse tšeletseng ho selemo se le seng ka lik'hontheinara airtight, sireletswa ho letsatsi le o tobileng.

Ha bokella mafura a se ke ua ba kopana le koporo, koporo kapa zinki, e le hore mafura ha clog fihlela lihlahisoa tsa lik'hemik'hale le lirafshoa tsena. Ho feta moo, e lokela ho sireletsoa ho mongobo le lerōle, 'me lokela ho ba ha ho na additives tse ka' na oa putlama ka polokelo. Ka mohlala, ka tuki disele le phahameng sehlopha sa tseloe tikoloho e phaella ka ho re ho eketsa tshebetso ethylene bottom, eo bola ka potlako haholo.

ena bokgoni mafura e phahameng, ho pharalla lona e butle-butle eketseha. Ho na le Brands mocha oa mafura disele le mehloli e ntjha ya rasiti lona. Se na le tsoelo-pele e ncha, 'me mafura a disele e hlahisitseng ha se feela ho tloha oli. Mohlomong nako e tlang e leng oa mafura disele ho tloha oli ea limela.

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