Viscosity ea oli ea enjene bakeng sa lehlabula, mariha. Tafole ea mocheso.

Oli ea enjene, joalo ka ha u tseba, e etsa mosebetsi oa bohlokoa haholo ka enjeneng - e tlotsa likarolo tsa ho nyalana, e netefatsa ho tiea ha lisilinda le ho tlosa lihlahisoa tsohle tse tukang. Lioli tsohle tsa motlakase li hlahisoa ke distillation ea oli le karohano ea likaroloana tse boima ho eona, 'me sete e fanoeng ea litšobotsi tsa ts'ebetso e beoa ka ts'ebeliso ea li-additives tse fapaneng.

E 'ngoe ea thepa ea bohlokoa ka ho fetisisa ea oli leha e le efe ea enjene ke viscosity ea eona. The viscosity ea oli ke bokhoni ba ho boloka thepa e lakatsehang ka har'a mocheso o fanoeng, ke hore, ho lula pakeng tsa likarolo tsa ho nyalana ha u ntse u boloka metsi. Mocheso oa mocheso o itšetlehile ka mofuta oa enjene le maemo a leholimo ao e sebetsang ho eona. Ka mohlala, bakeng sa linaha tse nang le boemo ba leholimo bo futhumetseng, oli e nang le index e phahameng ea viscosity e hlokahalang, ka ho latellana, e tla ba e teteaneng ho feta oli e sebelisoang libakeng tse batang.

Tsela ea ho tseba viscosity ea oli?

Haeba u kile ua bona makotikoti a oli a polasetiki a rekisoang liteisheneng tsa khase esita le mabenkeleng a mangata, joale kaofela li na le mabitso a mofuta - 10W-40, 5W-30, 15W-40, le makotikoti a oli ea gear, nigrol, oli ea gearbox. li khethiloe - 80W-90, 75W-80, joalo-joalo Linomoro le litlhaku tsee li bolela'ng?

W - sena se tsoa lentsoeng mariha - mariha, ke hore, mefuta eohle ea oli ea motlakase e nang le lebitso le joalo e loketse ho sebelisoa maemong a mariha. Ke 'nete, ho tlameha ho hlakisoa hore mariha a fapane - Crimea kapa Sochi, hangata mocheso o oela ho litekanyetso tse feteletseng tse etsahalang Novosibirsk kapa Yakutsk.

Ha re nke mofuta o atileng haholo maemong a rona a leholimo - 10W-40. Palo ea leshome e bontša hore viscosity ea oli ka serame sa likhato tse 25 (ho fumana setšoantšo sena, o hloka ho tlosa 35 ho tloha ho leshome) se fihla boleng ba eona bo phahameng ha ho ntse ho khoneha ho qala enjene ka mokhoa o sireletsehileng.

Ho boetse ho na le index ea pompong, e khethollang mocheso o tlase ka ho fetisisa oa moea oo pompo e ntseng e khona ho pompa oli ka har'a sistimi. Ho fumana mocheso ona, o hloka ho tlosa tse mashome a mane ho tloha nomorong ea pele - bakeng sa 10W-40 re fumana boleng ba likhato tse 30. Kahoo, mofuta ona oa oli o loketse linaha tseo ho seng mohla o batang ho feta likhato tse 25-30 ka tlase ho zero.

Haeba re bua ka nomoro ea bobeli ho tšoaea - 40 - joale e lekanya viscosity ea kinematic le e matla ho +100 le +150 likhato, ka ho latellana. Boima ba oli bo boholo, ho feta pontšo ena. Oli 10W-40, leha ho le joalo, joalo ka ntho e 'ngoe le e' ngoe, lebitsong leo lengolo la W le leng ho lona, ​​ke maemo a leholimo 'me le sebelisoa ka mocheso o tloaelehileng ho tloha ho -30 ho ea ho +40. Bakeng sa lienjineri tse sebelitseng halofo ea bophelo ba bona, ho khothalletsoa ho sebelisa oli moo index ea viscosity ka mocheso o phahameng e leng 50 - 10W-50 kapa 20W-50.

Tafole ea viscosity.

Haeba re bua ka oli ea gear, joale ho na le tekanyo e khethehileng ea ho khetholla, eo re ke keng ra e ama, re tla re feela hore palo e tlaase ea pele e tšoaea, mocheso o tlaase oa oli o ka boloka thepa ea oona. Ka mohlala, 75W-80 kapa 75W-90 e ka sebelisoa ka mocheso ho tloha -40 ho ea ho +35, le 85W-90 - ho tloha -15 ho ea +40.

Mokhoa oa ho khetha oli ka viscosity?

Ha u khetha oli ea enjene bakeng sa mohlala o itseng, u lokela ho ela hloko mabitso a 'maloa: mofuta oa enjene, mofuta oa koloi, viscosity - disele / peterole, enjene / carburetor, mopalami / teraka, joalo-joalo. Sena sohle hangata se bonts'oa leiboleng. Ho phaella moo, ho na le oli e khothalletsoang ke moetsi, u se ke ua hlokomoloha tataiso ena, kaha enjene e etselitsoe boemo bo itseng ba viscosity.

Kaha Russia e na le phapang e kholo haholo ea mocheso oa nako ea selemo, o hloka ho khetha hantle oli e loketseng maemo a hau a leholimo. Ka mohlala, ka mocheso o tlaase, esita le haeba o sa feteletse haholo, ho tla ba bonolo ho qala enjene haeba oli ea 5W-30 e tlatsitsoe, kaha e boloka thepa ea eona ea ts'ebetso ka mocheso ho fihlela ho -40.

Haeba mocheso o tloaelehileng oa selemo le selemo o tloha ho -20 ho ea ho +20, joale ha ho hlokahale hore u tle le ntho e khethehileng 'me u sebelise oli ea multigrade 10W-40, 15W-40, hantle, kapa 10W-50, 20W-50. bakeng sa dienjini tse "kgathetseng".

Liteko tsa oli e 'ngoe ea likoloi le ts'ebetso ea tsona.

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