Menene adadin octane na fetur
Octane shine ikon man fetur don jure matsawa. Motoci masu girma suna buƙatar man fetur octane mafi girma don inganta inganci da aiki.
Yawancin direbobin sun taso zuwa tashar mai kuma suka yi lodin mai na wani adadin octane. Yawanci, gidajen mai suna ba da nau'ikan mai guda uku tare da ƙimar octane daban-daban.
Duk da haka, ba duka mu ne muka san menene lambar octane ba, kuma mun san cewa ɗaya yana da 87, ɗayan yana da 89, kuma ƙimar yana da octane 91.
Menene lambar octane a cikin man fetur?
Amsar a takaice ita ce octane ma'aunin ma'aunin matsewar mai ne zai iya jurewa kafin ya kunna. A cikin sharuddan layman, mafi girman ƙimar octane, ƙarancin yuwuwar mai zai iya ƙonewa a babban matsi da lalata injin ku.
Wannan shine dalilin da ya sa manyan motoci masu aiki tare da injunan matsawa mafi girma suna buƙatar man fetur octane (premium). Mahimmanci, manyan man fetur octane sun dace da injunan matsawa mafi girma, wanda zai iya inganta inganci da aiki, mai yuwuwar rage fitar da hayaki ta hanyar ƙona mai gaba ɗaya.
A yawancin sassan Amurka, man fetur mara guba na yau da kullun yana da ƙimar octane na 87, matsakaicin matsayi shine 89, kuma ƙimar kuɗi shine 91-93. Ana ƙayyade waɗannan lambobi ta hanyar gwajin injin, wanda ke haifar da ma'auni biyu: bincike lambar octane (RON) da injin. Lambar Octane (MCH). ).
Yawancin masu abin hawa ƙila ba su san yadda injin konewa na cikin gida ke aiki ba ko me yasa octane yake da mahimmanci. Wasu ma suna tunanin cewa sayar da man fetur na yau da kullun ga man fetur mai tsada, saboda ƙarancinsa da tsadarsa, hanya ce ta siyar da "man fetur na al'ada" ga "man fetur mai ban sha'awa". A zahiri, nau'ikan nau'ikan nau'ikan suna nufin nau'ikan injunan abin hawa waɗanda ke buƙatar matakan octane daban-daban a cikin mai.
Ta yaya Octane ke aiki a cikin injin?
Dangane da ƙirar injin abin hawa, octane yana taka muhimmiyar rawa a aikin injin kuma yana auna ikon jure konewar kwatsam, wanda akafi sani da fashewa.
Injin konewa na cikin gida na man fetur yana matsawa cakuɗen iska da man fetur a cikin silindansa, ta yadda zai ƙara zafi da matsa lamba na cakuda. Haɗin iska / man yana ƙonewa ta hanyar walƙiya yayin dannewa, kuma sakamakon konewar yana fitar da makamashin zafi wanda a ƙarshe ke tuka motar. Knock zai iya faruwa a isasshe babban zafin jiki (sakamakon matsawa) a cikin silinda na injin. A cikin dogon lokaci, ƙwanƙwasa yana rage tattalin arzikin mai, yana lalata injin, kuma yana haifar da lalacewar injin.
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