Fashewar narke yana haifar da zafi
Lokacin da narke narke a cikin rami tare da babban girma a ƙarƙashin babban gudu da matsa lamba, yana da sauƙi don samar da rushewar narkewa.A wannan lokacin, saman narke yana bayyana karaya, kuma yankin karaya yana da ɗan gauraye a saman sassan filastik don samar da wuraren liƙa.Musamman idan an yi wa ɗan ƙaramin abu narkakken allura kai tsaye a cikin rami wanda ke da sauƙin girma da yawa, fashewar narkewa ya fi tsanani kuma wurin manna ya fi girma.
Mahimmancin raunin narke shi ne saboda halayen roba na kayan narke polymer, lokacin da ruwa ya gudana a cikin Silinda, kusa da Silinda na ruwa ta hanyar bangon bango, damuwa ya fi girma, kwararar ƙaƙƙarfan ƙayyadaddun kayan abu kaɗan ne, da zarar narkakkar kayan daga bututun ƙarfe kanti, damuwa a cikin bango sakamakon bace, da kuma tsakiyar Silinda na ruwa kwarara kudi ne musamman high, an kwatanta.A cikin narkakkar kayan shine cibiyar narkakkar kayan ɗauka da haɓakawa, Tunda kwararar kayan narkakkar yana da ɗan ci gaba, saurin kwararar abu na ciki da na waje zai sake tsarawa zuwa matsakaicin gudu.
A cikin wannan tsari, kayan da aka narkar da su za su fuskanci canjin damuwa mai tsanani zai haifar da damuwa, saboda saurin allurar yana da sauri sosai, damuwa yana da girma musamman, ya fi girma fiye da ƙarfin da aka narkar da shi, wanda zai haifar da rushewar narkewa.
Idan narkakkar abu a cikin tashar kwarara idan akwai kwatsam canji na siffar, kamar diamita shrinkage, fadada da matattu Angle, da dai sauransu, narkakkar abu tsaya a cikin kusurwa da wurare dabam dabam, shi ne daban-daban daga al'ada karfi na narkewa, karfi nakasawa ne. girma, lokacin da gauraye a cikin al'ada kwarara na abu fita, saboda rashin daidaituwa dawo da nakasawa, ba zai iya rufe, idan sãɓãwar launukansa yana da girma sosai, da karaya fashe ya faru, Yana kuma daukan nau'i na narkewa rupture.
Rashin kulawar da ba daidai ba yana haifar da ƙonewa
Wannan kuma wani muhimmin dalili ne na ƙonawa da liƙa a saman sassan robobi, musamman girman saurin allura yana da tasiri sosai akansa.Lokacin da kayan da ke gudana a hankali ana allura a cikin rami, yanayin kwararar kayan narkakkar shine kwararar laminar.Lokacin da saurin allurar ya tashi zuwa takamaiman ƙima, yanayin kwararar a hankali ya zama tashin hankali.
Gabaɗaya, saman sassan filastik da aka kafa ta hanyar kwararar laminar yana da ɗan haske da santsi, kuma sassan filastik da aka kafa a ƙarƙashin yanayin tashin hankali ba kawai suna iya jujjuya tabo a saman ba, har ma da sauƙin samar da pores a cikin sassan filastik.
Sabili da haka, gudun allurar bai kamata ya yi tsayi da yawa ba, kayan aikin ya kamata a sarrafa su a cikin yanayin kwararar laminar na ciko mold.
Idan zafin narkakkar kayan ya yi yawa, yana da sauƙi don haifar da ruɓewar abu da coking, yana haifar da liƙa a saman sassan filastik.
Juyin jujjuyawar injin allura ya kamata ya zama ƙasa da 90r/min, matsa lamba na baya bai wuce 2MPa ba, wanda zai iya guje wa matsanancin zafi da silinda ke samarwa.
Idan gyare-gyaren tsari saboda dunƙule baya a lokacin da juyawa lokaci ya yi tsayi da yawa da kuma wuce kima gogayya zafi, za a iya yadda ya kamata ƙara dunƙule gudun, mika gyare-gyaren sake zagayowar, rage baya matsa lamba na dunƙule, inganta Silinda ciyar zafin jiki da kuma yin amfani da matalauta lubrication na albarkatun kasa da sauran hanyoyin da za a shawo kan.
A cikin aiwatar da allura, koma baya da yawa na narkakkar kayan aiki tare da dunƙule tsagi da riƙewar guduro a zoben tasha zai haifar da lalata polymer na narkakkar kayan.A wannan yanayin, ya kamata a zaɓi resin tare da danko mafi girma, ya kamata a rage matsa lamba mai kyau, kuma a maye gurbin na'urar gyare-gyaren allura tare da diamita mafi girma.Injin gyare-gyaren allura da aka saba amfani da shi don dakatar da zoben yana da sauƙi don haifar da riƙewa, ta yadda bazuwar canza launin, lokacin da aka sanya launin ruwan kayan da aka narke a cikin rami, wato, samuwar mayar da hankali ga launin ruwan kasa ko baki.A wannan batun, ya kamata a tsaftace tsarin dunƙule bututun ƙarfe a kai a kai.
Konawa sakamakon gazawar mold
Idan an toshe ramin ƙura na ƙuraje ta hanyar mai fitar da kayan da aka ƙera daga cikin ɗanyen abu, ba a saita madaidaicin ramin ƙura ko wurin ba daidai ba, kuma saurin cikawa yana da sauri sosai, iskar da ke cikin gyaɗa ya yi latti don fitarwa yana adiabatic kuma an matse shi don samar da iskar gas mai zafi, kuma guduro zai rube da coke.A wannan batun, ya kamata a cire kayan da ke toshewa, ya kamata a rage ƙarfin daɗaɗɗa, kuma ya kamata a inganta ƙarancin ƙura.
Har ila yau, yana da mahimmanci don ƙayyade tsari da matsayi na ƙofar mutu.Ya kamata a yi la'akari da yanayin ƙayyadaddun kayan da aka narkar da da kuma aikin shaye-shaye na mutu a cikin ƙira.Bugu da ƙari, adadin ma'aikacin saki bai kamata ya zama mai yawa ba, kuma farfajiyar rami ya kamata ya kula da babban ƙare.
Lokacin aikawa: 19-10-21