Canja wurin mai zafiwani nau'in mai ne na musamman tare da ingantaccen yanayin zafi da ake amfani dashi don canja wurin zafi kai tsaye.Heat conduction man ba zai iya kawai saduwa da dumama da sanyaya tsari bukatun daban-daban yanayin zafi a cikin wani fadi kewayon yanayin zafi, amma kuma gane aiwatar da bukatun high zafin jiki dumama da kuma low zafin jiki sanyaya tare da wannan zafi conduction mai a cikin tsarin, wanda zai iya. rage rikitarwa na tsarin da aiki.Saboda haka, zafi conduction man dumama tsarin ne yadu amfani a sinadaran fiber, abu da sauran masana'antu.
Halayen tsarin sarrafa zafi mai zafi:
1.Under yanayin kusan matsa lamba na yanayi, zai iya samun yawan zafin jiki na aiki sosai - wato, zai iya rage yawan aiki da bukatun aminci na tsarin dumama zafin jiki, inganta amincin tsarin da kayan aiki;
2.The zafi-conducting man dumama tsarin ya ƙetare tsarin kula da ruwa da kuma kayan aiki, wanda inganta thermal yadda ya dace da tsarin da kuma rage aikin kula da kayan aiki da bututu - wato, farkon zuba jari da kuma aiki halin kaka na dumama tsarin iya. a rage.
Hatsari mai yuwuwar aikin tsarin mai na thermal:
1.Due ga yanayin zafi na gida na tsarin dumama yayin amfani da man fetur mai zafi, yanayin zafi mai zafi yana iya faruwa, wanda ya haifar da rashin ƙarfi da ƙananan filastar oligomer.Polymerization tsakanin oligomers yana samar da polymers maras narkewa da maras narkewa, wanda ba wai kawai yana hana kwararar samfuran mai ba kuma yana rage ingancin tafiyar da zafi iri ɗaya, amma kuma yana haifar da yuwuwar gurɓataccen zafi na gida da fashewar bututun.
2.Heat canja wurin man fetur da narkar da iska da kuma zafi m tsarin cika shi ne hadawan abu da iskar shaka dauki na saura iska a karkashin dumama yanayin, da kuma samuwar Organic acid da colloid adheres ga man bututun, wanda ba kawai rinjayar da sabis rayuwa na zafi canja wurin matsakaici da kuma. yana toshe bututun mai, amma kuma cikin sauki yana haifar da lalata bututun acid kuma yana kara hadarin zubewar tsarin aiki.
Hatsarin da ake samu a na’urar dumama man zafi ta hada da:wuta na thermal rufi Layer, wuta na fadada tanki shaye da thermal rufi Layer, Wuta na zafi canja wurin mai tsarin aiki yankin, wuta da fashewar zafi canja wurin man ajiya tank, wuta da fashewar zafi canja wurin mai zafi Exchanger ko reactor (kettle), fashewar tanderu, da sauransu. Ana iya ganin cewa yawancin haɗarin tsarin dumama mai na yau da kullun suna da alaƙa da ɗigon ruwa.
Abubuwan buƙatun Valve don daidaitattun ƙira da ƙayyadaddun ƙira a cikin tsarin mai zafi sun haɗa da: an shaye shayea mafi girman matsayi da busa bawul a mafi ƙasƙanci.Dole ne a haɗa layin bututu na tsarin mai mai zafi tare daflangessai dai musaya na na'ura, mu'amalar kayan aiki ko bawuloli.Duk sauran musaya an welded.Theflangeya kamata a saita tsagi surface, da maras muhimmanci matsa lamba kada ta kasance kasa da 1.6MPa.Domin zafi conduction man da zazzabi sama da 300 digiri, da maras muhimmanci matsa lamba naflangekada ya zama ƙasa da 2.5MPa.Flangeskamata a yi welded gindi maimakon lebur welded flanges.The flange gasket na zafi mai tsarin ba a yarda a yi amfani da asbestos roba farantin, karfe winding kushin ko graphite hada kushin ya kamata a yi amfani da.Dole ne a samar da tsarin mai mai zafi tare da bawul ɗin aminci, kuma bawul ɗin aminci ya kamata ya zama bellow ɗin da aka rufe.
Abubuwan bawul na tsarin mai mai zafi ba za a jefa baƙin ƙarfe ko ƙarfe mara ƙarfe ba.Idan akai la'akari da low matsa lamba, high zafin jiki da kuma permeability ne musamman karfi, bisa ga misali fasaha zane bayani dalla-dalla, da zafi mai da bututun yanke bawul ya kamata a yi amfani da bellows hatimi yanke-kashe bawul, daidaita bawul ya kamata a yi amfani da bellow hatimi hannun riga regulating bawul, aminci bawul ta amfani da. cikakken buɗaɗɗen bellow hatimin aminci bawul.
Saboda da halaye na hadawan abu da iskar shaka kwanciyar hankali na zafi conduction mai, da yayyo na zafi mai bawul ba zai haifar da konewa na rufi Layer ko konewa da fashewa na kayan aiki, amma kuma haifar da hadawan abu da iskar shaka dauki na zafi conduction man fetur da kuma narkar da iska a cikin yanayin zafi, samar da Organic acid lalata bawul internals.Don haka bawul ɗin mai mai zafi bai kamata ba kawai yin ɓarna na ciki ba, amma kuma kada ku yi ɓarna na waje.
General packing globe bawul shiryawa ta graphite sarrafa gyare-gyare, idan tsarki na graphite bai isa ba, da man juriya zai zama matalauta sosai, a lokacin da zafi conduction mai a cikin graphite shiryawa, wasu ƙazanta a cikin graphite yana da sauki a narkar da ta zafi conduction. man fetur, sakamakon graphite foda, ba zai iya yin graphite shiryarwa don cimma sealing sakamako, wannan shi ne babban dalilin shiryawa bawul sau da yawa yayyo.Hatimin bellow yana hana hulɗa kai tsaye tsakanin mai mai zafi da graphite, wanda ke magance matsalar ɗibar mai mai zafi daga tushe lokacin da aka narkar da kayan graphite.
Saboda karfin man da ke sarrafa zafi yana da ƙarfi sosai (kusan sau 50 na tururi), idan an zaɓi hatimin filler, yana da sauƙin yabo, wanda zai haifar da ɓarna mai zafi, kayan ƙazanta da ƙasa, da tsarin bellows. zai iya gane kwata-kwata zubewar sifili, kuma babu kayan sawa.
Saboda da m hadarin hadawan abu da iskar shaka kwanciyar hankali na zafi conduction mai, da ciki sassa na bawul aka sanya daga bakin karfe, wanda zai iya jure 425 ℃ high zazzabi, lalata juriya, da kuma canji ne musamman sauki.
Daga ra'ayi na rayuwa gabaɗaya, rayuwar sabis na gama garibellow sealing bawulya fi sauran bawuloli.A zafi canja wurin man fetur yana da babban danko da kuma babban kwarara juriya a cikin sanyi yanayin.Bawul core yana ɗaukar nau'in buɗewa mai sauri, wanda zai iya haɓaka ƙimar kwarara kuma ya shawo kan juriya da kyau lokacin farawa.Sabili da haka, don tabbatar da kwanciyar hankali na samarwa, amma kuma don rage yawan farashin aiki na ainihi, tsarin mai canja wurin zafi ya kamata ya zaɓi maɓallin buɗewa mai sauri na bawul ɗin.bellow hatimi tasha bawul, Ba za a iya zabar marufi tasha bawul ko janar bawul.
Bellows sealing globe bawulsamar da BESTOP ya dace sosai don yanke jigilar bututun mai na tsarin mai mai zafi.
Lokacin aikawa: Janairu-29-2023