Don daidaita yanayin zafi na janareta na tururi, da farko muna buƙatar fahimtar abubuwa da abubuwan da ke shafar canjin zafin tururi, mu fahimci abubuwan da ke tasiri na zafin tururi, da kuma shiryar da mu daidai yadda za mu daidaita zafin tururi yadda ya kamata ta yadda zafin tururi zai iya. a sarrafa a cikin manufa kewayon. Gabaɗaya, abubuwan da ke shafar canjin zafin tururi za a iya raba su zuwa sassa biyu, wato tasirin ɓangaren hayaƙin hayaƙin hayaƙi da kuma ɓangaren tururi kan canjin yanayin tururi.
1. Abubuwan da ke da tasiri akan iskar gas mai guba:
1) Tasirin ƙarfin konewa. Lokacin da nauyin ya kasance bai canza ba, idan an ƙarfafa konewa (ƙarar iska da ƙarar gawayi), babban matsi na tururi zai tashi, kuma babban zafin jiki na tururi da reheat zafin tururi zai karu saboda karuwar yawan zafin hayaki da ƙarar hayaƙin hayaki. ; in ba haka ba, za su ragu, kuma matsa lamba na tururi zai karu. Girman canjin zafin jiki yana da alaƙa da girman canjin konewa.
2) Tasirin matsayi na cibiyar wuta (cibiyar konewa). Lokacin da cibiyar wutar tanderun ta motsa sama, zafin hayaƙin tanderun yana ƙaruwa. Tun lokacin da aka shirya superheater da reheater a cikin ɓangaren sama na tanderun, zafin zafin da ke sha yana ƙaruwa, yana haifar da babban zafi mai zafi na tururi ya karu. Nuna a cikin ainihin aiki, lokacin da injin niƙa ya canza zuwa aiki na tsakiya da na sama, babban zafin tururi mai zafi yana tashi. Bugu da ƙari, lokacin da hatimin ruwa a kasan injin injin tururi ya ɓace, matsa lamba a cikin tanderun zai sha iska mai sanyi daga ƙasan tanderun, yana ɗaga tsakiyar harshen wuta, wanda zai haifar da babban zafin tururi. tashi sosai. A cikin yanayi mai tsanani, zafin tururi zai Zafin bangon zafi mai zafi ya wuce iyaka ta kowane fanni.
3) Tasirin ƙarar iska. Ƙarar iska ta kai tsaye tana rinjayar ƙarar hayaƙin hayaƙi, wanda ke nufin yana da tasiri mafi girma akan nau'in convection superheater da reheater. A cikin zanen janareta na mu, yanayin zafin tururi na superheater gabaɗaya nau'in convection ne, kuma yanayin zafin tururi na reheater shima ya bambanta. Nau'in nau'in convection ne, don haka yayin da ƙarar iska ta ƙaru, zafin tururi yana ƙaruwa, kuma yayin da ƙarar iska ta ragu, zafin tururi yana raguwa.
2. Tasiri a gefen tururi:
1) Tasirin cikakken zafin tururi akan zafin tururi. Mafi girman yawan zafin tururi, yawan yawan ruwa, da rage yawan zafin tururi. Cikakkun zafin tururi yana da alaƙa da ingancin ruwan soda, matakin ruwa na drum ɗin tururi da adadin ƙawancen. Lokacin da ingancin ruwan tukunyar jirgi ya yi rauni kuma abun da ke cikin gishiri ya karu, yana da sauƙi don haifar da haɓakar tururi da ruwa, yana haifar da tururi; lokacin da matakin ruwa a cikin ganga mai tururi ya kasance mai tsayi sosai, sararin rabuwa na mai raba guguwar a cikin ganga yana raguwa, kuma tasirin rabuwa na tururi da ruwa yana raguwa, wanda zai iya haifar da tururi. Ruwa; lokacin da tururi ya karu ba zato ba tsammani ko kuma ya yi lodi fiye da kima, yawan kwararar tururi yana karuwa kuma karfin tururi na daukar digon ruwa ya karu, wanda hakan zai sa diamita da adadin digon ruwan da tururi ke dauka ya karu sosai. Abubuwan da ke sama za su haifar da faduwa kwatsam a cikin zafin jiki na tururi, wanda a cikin lokuta masu tsanani zai yi barazana ga aikin aminci na injin tururi. Don haka, yi ƙoƙarin guje wa lokacin aiki.
2) Tasirin babban matsa lamba. Yayin da matsin lamba ya karu, yawan zafin jiki yana ƙaruwa, kuma zafin da ake buƙata don canza ruwa zuwa tururi yana ƙaruwa. Lokacin da adadin man fetur ya kasance bai canza ba, ƙarar fitar da tukunyar jirgi yana raguwa nan take, wato yawan tururin da ke wucewa ta wurin superheater yana raguwa, kuma ma'aunin zafi da zafin jiki na cikakken tururi a mashigar yana tashi, yana sa zafin tururi ya tashi. . Akasin haka, matsa lamba yana raguwa kuma zafin tururi yana raguwa. Duk da haka, ya kamata a lura cewa tasirin canjin matsa lamba akan zafin jiki shine tsari na wucin gadi. Yayin da matsa lamba ya ragu, ƙarar man fetur da ƙarar iska za su karu. Sabili da haka, zafin jiki na tururi zai tashi daga ƙarshe, har ma da yawa (dangane da karuwar yawan man fetur). daraja). Sa’ad da kake fahimtar wannan talifin, ka tuna “Ku kiyayi kashe gobara lokacin da matsi ya yi yawa (yawan man fetur za a rage da yawa, yana haifar da konewa da ta’azzara), kuma ku kiyayi zafi sosai lokacin da matsin ya yi ƙasa sosai.”
3) Tasirin zafin abinci na ruwa. Yayin da zafin ruwan abinci ya ƙaru, adadin man da ake buƙata don samar da adadin tururi yana raguwa, adadin iskar hayaƙi yana raguwa kuma yawan kwarara ya ragu, kuma zafin wutar tanderu yana raguwa. Gabaɗaya, rabon ɗaukar zafi na radiant superheater yana ƙaruwa, kuma rabon ɗaukar zafi na babban zafi mai zafi yana raguwa. Dangane da sifofin mu na son zuciya convective superheater da tsarki convective reheater, babban da reheat yanayin zafi tururi rage, da desuperheating ruwa girma rage. Akasin haka, raguwar zafin ruwa na abinci zai haifar da babban kuma sake sake zafi yanayin zafi don haɓaka. A cikin ainihin aiki, yana bayyana musamman yayin aiwatar da ayyukan gyare-gyare mai sauri da shigar da bayanai. Kula da hankali da yin gyare-gyare akan lokaci.
Lokacin aikawa: Nuwamba-10-2023
