Mine ventilation fan zaɓin ba lissafin sayayya ba ne - yanke shawara ne mai mahimmancin aminci. Zaɓi ɗaya da ba daidai ba yana iya nufin haɓakar yawan methane, matsananciyar zafi, tara ƙura, ko ma bala'i mai ƙonewa a cikin fashewar yanayi. Mun gani: wani ma'adinai a cikin Mongolia na ciki ya maye gurbinsa da tsohuwar fanin axial tare da rukunin da ba a tabbatar da shi ba don rage farashi - a cikin watanni uku, matakan CO sun karu yayin canjin canji. Wani rukunin yanar gizo a Shanxi ya shigar da ƙaramin ƙaramar ƙarami na centrifugal ba tare da lissafin asarar gogayya ba; kwararar iska ta ragu da kashi 38% a fuska. Waɗannan ba gazawar kayan aiki ba ne. Sun kasance rashin daidaiton ƙayyadaddun bayanai.
Match Nau'in Fan zuwa Aikin Hulɗa-Ba Ƙarfin Iska kawai ba
Magoya bayan axial kwarara sun mamaye iskar gida-musamman kusa da fuskokin aiki-saboda suna isar da iskar iska mai ƙarancin ƙarfi. Amma "babban iska" yana nufin kome ba tare da mahallin ba. The Jerin FBD (dⅠ) mai fashe mai jujjuyawa mai jujjuyawar axial fan, alal misali, yana samun 20-45 m³/s a 3,000-6,500 Pa a tsaye matsa lamba, tare da dual impellers suna jujjuya a gaban kwatance. Wannan ƙirar tana soke jujjuyawar jujjuyawar, tana haɓaka aiki har zuwa 12%, kuma tana kawar da buƙatar madaidaiciyar vanes a cikin ƙananan sassan rami. Sabanin haka, madaidaicin madaidaicin axial fan mai girman nau'in mataki guda ɗaya na iya tsayawa lokacin da matsatsin tsaye ya wuce 2,200 Pa-na kowa a cikin dogayen, lanƙwasa, ko wani ɓangaren toshe hanyoyin iska.
Magoya bayan Centrifugal suna shiga inda matsin lamba ya fi girma: manyan ramukan sha, tashoshi masu ƙarfafawa, ko bututun lalata. The 9-19 babban matsa lamba centrifugal abin busa yana sarrafa 1,200–12,000 m³/h a har zuwa 15,000 Pa—manufa don shawo kan juriya daga masu gogewa, masu tacewa, ko ɗagawa a tsaye. Tushensa mai lankwasa baya yana tafiyar da mai sanyaya, yana tsayayya da ƙura, kuma yana kiyaye aiki mai ƙarfi a cikin yanayin nauyi mai canzawa. Tushen busa? Kawai don madaidaicin, canja wurin iskar gas mara bugun bugun jini-kamar sake zagayowar iskar gas-ba iskar gas gabaɗaya ba.
Tabbacin Fashewa Ba Na Zabi Ba — Ba Neman Tattaunawa a Ma'adinan Gassy
Wasu masu aiki suna ɗaukar takaddun shaida na fashewa a matsayin matsala ta takarda. Ba haka ba. Dabarar ƙullawar jiki ce. A bokan Fashewar ma'adanin kwal-hujja axial kwarara fan dole ne ya dace da ka'idodin GB 3836.1-2021: gidaje da aka gwada don jure fashewar ciki ba tare da watsa harshen wuta ba, yanayin zafi da ke ƙasa da T4 (135°C), da sharewa tsakanin sassa masu jujjuya da a tsaye waɗanda ke riƙe da jurewar micrometer. Mun auna yanayin zafi a kan raka'o'in da ba a tabbatar da su ba suna bugun 172 ° C yayin ci gaba da aiki na sa'o'i 4 - da kyau sama da iyakokin aminci don gaurayawan methane-iska.
Tabbatar da ainihin duniya yana da mahimmanci. Kowane rukunin FBD(dⅠ) yana fuskantar gwajin ƙonawa na sa'o'i 72 na tilas a ƙarƙashin simintin arziƙin methane, sannan kuma hoton zafi da ingantaccen tazarar walƙiya. Ba a bayar da takardar shedar ba har sai mai son ya wuce amincin injina da kuma tabbatar da yanayin zafi.
Manta "Girni Daya Yayi Daidai Da Kowa" -Kwararren Yana Warware Matsalolin Filin Na Gaskiya
Madaidaitan ƙayyadaddun bayanai sun gaza ƙarƙashin ƙasa. Diamita na ƙugiya yana canza tsakiyar gudu? Ƙara mazugi masu shiga ciki. Lalacewar iska mai ɗauke da HS a cikin zurfin kwal mai zurfi? Ƙayyadaddun abubuwan da ke haifar da titanium da murfin epoxy mai jurewa-ba kawai bakin karfe ba. Babban yanayi na yanayi sama da 50 ° C? Haɓaka rufin mota zuwa Class H kuma ƙara fins masu sanyaya waje. Mun taɓa sake tsara matsugunin fanfo na rami don aikin samar da wutar lantarki na Yunnan bayan nazarin girgizar ƙasa ya nuna ƙarar 2,350 RPM-wanda ya haifar da haɗin kai tare da injin isar da ke kusa. Gyaran? Canza mitar yanayi ta hanyar 18% ta hanyar daidaita kauri na bango da abubuwan da ake sakawa. Ana bayarwa a cikin kwanaki 11.
Zibo Hongcheng Fan Co., Ltd. yana gina wannan ƙarfin cikin tsarin sa. Injiniyoyi ba sa kashe zane-zane don samarwa - suna haɓaka tare da injiniyoyi, masu fasaha na daidaitawa, da gwajin ma'aikatan lab. Buƙatun al'ada-ko IP68 hatimi, yarda da ATEX Zone 1, ko haɗin kai tare da SCADA ta hanyar Modbus RTU — yana haifar da bita-aiki-tsaye kafin a faɗi. Lokacin jagora yana nan ana iya tsinkaya saboda keɓancewa yana faruwa ne a cikin kayan aikin 9,000 m² guda ɗaya inda albarkatun ƙasa ke shiga da jigilar kayayyaki.
Dubi Bayan Farantin Suna—Duba Tsarin Bayan Samfurin
Mai fan da aka ƙididdige Pa 5,000 baya bada garantin 5,000 Pa a rukunin yanar gizon ku. Aiki yana ƙasƙantar da zaizayar ruwa, lalacewa mai ɗaukar nauyi, jujjuyawar wutar lantarki, ko murdiya. Shi ya sa Zibo Hongcheng ke gwada kowace naúrar ƙarƙashin yanayin duniya na ainihi: an tabbatar da kwararar iska tare da tsararrun pitot, matsa lamba da aka inganta tare da manometers na dijital da za a iya gano su zuwa NIM, ƙididdige inganci ta amfani da hanyoyin da suka dace da ISO 5801. Kowane rahoton ya ƙunshi ainihin zana wutar lantarki - ba kawai ƙimar mota ba - da kuma auna matakin da aka auna a mita 1 a kowace ISO 3744.
Wannan horo ya fi dacewa inda rayuwa ta dogara da daidaito. Lokacin da mahakar ma'adanin ƙarfe a Gansu na buƙatar masu maye gurbinsa don tsarin shayewar shuka, ba mu dace da kwararar iska ba. Mun yi taswirar matakan zafin jiki a cikin ductwork, ƙirar ƙira mai ƙima, kuma mun zaɓi fanka mai shiga tsakani mai shiga ciki tare da tukwici mai rufin yumbu da ramukan sanyaya ruwa. Yanzu yana gudana sa'o'i 22,000 ba tare da kulawa ba - ya wuce tsammanin OEM ta 40%.
Zaɓin dama Fashin mai amfani na nawa yana farawa da yin tambayoyi masu wuya-ba game da farashi ko bayarwa ba, amma game da yanayin gazawa, matsananciyar muhalli, da zurfin tabbatarwa. Yana nufin zabar abokan hulɗa waɗanda suka gwada a ƙarƙashin kaya, injiniya don lalacewa, kuma suna ɗaukar takaddun shaida a matsayin kimiyyar lissafi-ba takarda ba. Domin a cikin ayyukan karkashin kasa, iskar iska ba ta da hankali. Yana da oxygen. Yana dilution. Ita ce tazara tsakanin motsi na yau da kullun da rahoton aukuwa.Magoyawar iska ta Mine
