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Ruwan ruwa mai ƙarfi yana ɗaya daga cikin alamomin dorewa na tsarin mai, wanda ke nufin cewa a ƙarƙashin matsanancin yanayin hanya ko yanayin tuki, ruwan ba zai gudana daga na'urar diyya ta tanki ba, gabaɗaya ana kiranta bawul ɗin ƙayyadaddun mai, nauyi. bawul da nau'ikan nau'ikan bawul ɗin iska guda biyu, kuma ana kiyaye matsa lamba na cikin tanki a cikin kewayon aminci. An tsara tsarin man fetur a matsayin tsarin budewa don biyan buƙatun samun iska, kuma an haɗa shi da yanayi ta hanyar garwashin gawayi. Ana buɗe bawul ɗin ƙayyadaddun man fetur da bawul ɗin nauyi kuma an rufe su bisa ga canjin ƙarfin ginin da aka gina a ciki, kamar yadda aka nuna a cikin Hoto 2. Lokacin da matsa lamba a cikin tanki ya fi ƙarfin buɗewar da aka saita na bawul ɗin, tasowar ruwa ta buɗe kuma Ana fitar da mai da iskar gas da kuma sanya gawayi da aka kunna a cikin kwandon garwashin, domin rage gurbatar hayakin abin hawa. Mai zai iya shiga cikin kwandon gawayi ta buɗaɗɗen bawul a ƙarƙashin yanayi mai ƙarfi, wanda zai haifar da ƙarancin iskar mai ko cika tanki, jiƙan gwangwanin gawayi, tsaga a cikin tanki, da sauran matsalolin da ke shafar aikin gabaɗayan iska na tsarin mai.

Dabarar sarrafawa da aka tsara don kowane zagayowar lokacin allurar man fetur, tsawon lokaci da adadin alluran ya dogara ne akan saurin injin da abubuwan shigar da direba, kuma algorithm na sarrafa shi na iya daidaita injin MAP akan layi; dabarar sarrafa famfo mai matsa lamba mai ƙarfi don yanayin farawa na injin dizal na gama gari yana buƙatar MAP ɗin allura don samar da tsarin sarrafa ciyarwa; aikin da aka tsara na lokaci-lokaci dangane da ƙirar ƙididdigewa an gabatar da shi don ƙididdige adadin man da aka gyara, inda har yanzu ana samun girman girman babban adadin allura daga zanen MAP; ana gudanar da sarrafa layin dogo na ciyarwa ta hanyar amfani da MAP na saurin injin, matsatsin layin dogo na yau da kullun (wanda ake magana da shi azaman matsin dogo) da adadin allura. A wannan yanayin, girman girman girman girman allurar har yanzu ana samun ta MAP; Ana yin sarrafa matsi na dogo na gaba-gaba ta hanyar amfani da MAPs na saurin injin, matsin lamba na yau da kullun na layin dogo (wanda ake magana da shi a matsayin matsa lamba na dogo), da ƙarar allura don daidaita juzu'i da kuma cimma daidaitaccen allurar mai. Taswirar MAP tana taka muhimmiyar rawa a yawancin dabarun sarrafa mai, amma yana buƙatar samuwa ta hanyar gwaje-gwaje masu yawa. Dangane da ci gaba da yin allura, adadin man da aka yi wa allurar yana jujjuyawa yayin da lokaci tsakanin alluran ke canzawa, kuma farashin gwajin MAP na jujjuyawar man fetur a ƙarƙashin yanayin aiki daban-daban yana ƙaruwa sosai don a nuna sauyin yanayi.