Cryogenic bawuloli ana amfani da ko'ina a cikin filayen taki, LNG da petrochemical masana'antu. Ban da nitrogen mai ruwa da sauran iskar gas na ruwa, yawancin kafofin watsa labaru da ake sarrafa ba kawai masu ƙonewa da fashewa ba ne, har ma da iskar gas yana faruwa ne lokacin da ake zafi ko walƙiya. , Sakamakon saurin faɗaɗa ƙarar, mai sauƙin haifar da yatsa da fashewa. A cikin masana'antar, bawuloli da aka yi amfani da su a cikin matsakaicin zafin jiki da ke ƙasa -40 ℃ ana kiran su gabaɗaya cryogenic bawul, kuma bawul ɗin da ake amfani da su a cikin matsakaicin zafin jiki da ke ƙasa -101 ℃ ana kiran bawul masu ƙarancin zafin jiki.
Zaɓin kayan abu don bawul ɗin cryogenic:
Abubuwan injiniyoyi na ƙarfe a ƙananan zafin jiki sun bambanta da waɗanda ke cikin zafin jiki. Bugu da ƙari, ƙarfin, ƙananan tasirin tasirin zafi shine mafi mahimmancin ma'auni don ƙananan zafin jiki. Ƙarƙashin tasirin zafi mai ƙarfi na abu yana da alaƙa da gaɓoɓin canjin yanayin kayan. Ƙarƙashin ƙarancin zafin jiki na kayan aiki, mafi kyawun tasirin tasirin zafi mai ƙarfi na kayan. Metal kayan da jiki-tsakiyar cubic lattice kamar carbon karfe da low-zazzabi sanyi brittleness, yayin da karfe kayan da fuska-tsakiyar cubic lattice kamar austenitic bakin karfe da m wani tasiri a kan tasiri taurin na low zazzabi.
Jikin bawul ɗin ƙananan zafin jiki, bonnet da sauran sassa masu jurewa matsa lamba yawanci ana yin su ne da kayan aiki tare da kyakkyawan ƙarancin zafin jiki da ƙarfi. A lokaci guda kuma, dole ne a yi la'akari da abubuwa kamar walda, injina, kwanciyar hankali da tattalin arziki.
A lokacin da zayyana, uku low-zazzabi matakan na -46 ℃, -101 ℃ da -196 ℃ yawanci amfani. Low-zazzabi carbon karfe ne kullum amfani ga -46 ℃ low-zazzabi sa, da kuma 300 jerin austenitic bakin karfe ne kullum amfani ga -101 ℃ da -196 ℃ low-zazzabi sa. Wannan bakin karfe yana da matsakaicin ƙarfi, ƙaƙƙarfan ƙarfi da kyakkyawan aikin sarrafawa.
Lokacin aikawa: Maris 18-2024