ဥမင်မီးဖို အလိုအလျောက်ထိန်းချုပ်မှုစနစ်များတွင် Core Ventilation Equipment ၏ လုပ်ဆောင်ချက်များ နှင့် လုပ်ငန်းအခြေခံမူများ
Tawakkali da kuma ingantaccen aiki na murhun kunna tubali na rami ya dogara ne gaba ɗaya akan tsarin sarrafa iska mai sarrafa kansa na rami. Na'urorin iska guda biyu na tsakiya, fan ɗin iskar iska na rami da fan ɗin cire zafi, suna ɗaukar nauyin samarwa masu mahimmanci ciki har da samar da iskar oxygen na murhu, tallafin konewa, watsawa zafi da samar da iskar bushewa. Waɗannan magoya baya guda biyu sune manyan abubuwa na layin samar da tubali da fale-falen buraka, waɗanda ke shafar yanayin kunna murhun rami kai tsaye, tasirin bushewar tubali kore da ingancin tubali da aka gama. Fahimtar ka'idodin aikinsu na ƙwararru yana da mahimmanci don daidaitaccen samarwa da samar da murhun rami mai hankali ga masu kera tubali na duniya.
Fan ɗin iskar iska yana aiki a matsayin tushen wutar lantarki na konewa na murhun rami da kuma zagayawa na zafi na ciki a cikin tsarin sarrafa kansa, tare da ayyuka guda biyu masu mahimmanci.
Na farko, yana samar da iskar oxygen mai dorewa don kunna zafi mai zafi a cikin murhun rami kuma yana ci gaba da isar da iska mai zafi zuwa dakin bushewa don bushewar tubali kore. Fan ɗin iskar iska yana cire iskar gas na ciki da iskar da ke zagayawa ta hanyar masu hana iska da aka sanya a cikin yankin sanyaya na murhun rami, yankin kiyaye zafi, yankin konewa da yankin dumama farko mai zafi. Iskar iska ta ciki tana motsawa akasin hanyar tafiyar tubali kore, tana samar da tsarin musayar zafi na kimiyya wanda ke inganta ingancin amfani da zafi gaba ɗaya.
Na biyu, fan ɗin iskar iska yana isar da iskar gas mai zafi daga murhun rami zuwa dakin bushewa, yana gane sake amfani da zafi da samar da tushen zafi mai dorewa da ci gaba don bushewar tubali kore.
A cikin yankin dumama farko mai zafi na murhun rami, iskar iska mai zafi da fan ɗin iskar iska ke cirewa tana ci gaba da watsa zafi zuwa sabbin tubali kore da aka shigo da su, tana kara yawan zafin tubali zuwa wurin kunna kwal na ciki.Da zarar kwal na ciki ya kunna, konewa mai dorewa yana kara yawan zafin murhun rami zuwa matsakaicin zafin kunna wuta na kimanin 1000℃. Aikin murhun rami na ƙwararru yana buƙatar daidaitaccen daidaitawa tsakanin ƙarar iskar iska da adadin ciyar da kwal na ciki, wanda ke kiyaye mafi kyawun abun ciki na oxygen a yankin konewa. Wannan yana tabbatar da cewa kashi 70% zuwa 80% na kwal da aka haɗa yana konewa sosai a yankin konewa, yana ba da damar tubali su shiga yankin kiyaye zafi da sanyaya na gaba don siffata zafin jiki mai dorewa. A cikin yankin kiyaye zafi da sanyaya, tubali masu zafi masu zafi suna watsa sauran zafi zuwa iskar da ke zagayawa, suna kara yawan zafin iskar iska don tallafawa konewa na biyu a yankin konewa na murhun rami.
Ƙarar iskar iska da ba ta dace ba ita ce babbar sanadin nau'ikan lahani na kunna murhun rami da kuma rashin daidaiton ingancin samfur.Ƙarar iskar iska tana haifar da rashin konewa na kwal da rashin isasshen fitar da zafi, wanda ke haifar da matsalolin kunna wuta na yau da kullun kamar jinkirin ci gaban wuta ta gaba, wutar baya da ba ta janye ba, da kuma tarin wutar saman ba tare da shiga wutar kasa ba. A gefe guda kuma, yawan iskar iska yana haifar da asarar zafi mai yawa da iskar gas ke ɗauka. Duk da cewa wutar gaba tana motsawa da sauri kuma wutar baya tana janyewa a lokaci, yawan zafin murhun rami gaba ɗaya yana raguwa sosai, yana samar da wutar kasa ba tare da wutar saman ba kuma yana rage yawan cancantar tubali da aka gama.
Daban da fan ɗin iskar iska, fan ɗin cire zafi na murhun rami yana mai da hankali ne kawai kan cire zafi da isar da iska mai zafi don dalilai na bushewa, ba tare da shiga samar da iskar oxygen na konewa na murhu ba.Yana cire sauran iska mai zafi daga yankin sanyaya na murhun rami kuma yana isar da shi zuwa dakin bushewa don kammala bushewar tubali kore. Hanyar iskar iska ta fan ɗin cire zafi tana akasin hanyar fan ɗin iskar iska, tana samar da dangantakar daidaiton iskar iska mai tsaka-tsaki a cikin tsarin sarrafa kansa na murhun rami. Kara yawan iskar iska mai cire zafi yana rage yawan zafin yankin sanyaya, yankin kiyaye zafi, yankin konewa da yankin dumama farko; rage yawan iskar iska yana kara yawan zafin dukkan yankunan murhun rami. Yawan cire zafi zai mamaye iskar iska ta fan ɗin iskar iska, ya haifar da raguwar zafin murhu gaba ɗaya, kuma yana haifar da matsalar samarwa kamar wutar konewa da tubali da aka kone sosai a tsakiyar motar, yana kawo haɗarin inganci ga samar da tubali mai yawa.
