Ta yaya mai musayar zafi ke cimma canjin yanayin zafi?
Masu musayar zafi na faranti galibi suna amfani da convection tsakanin kafofin watsa labarai masu sanyi da zafi don cimma musayar zafi, kuma ruwa -musanyar ruwa yana ɗaya daga cikin hanyoyin da ake amfani da su na masu musayar zafi.
Canja wurin zafi yana ɗaya daga cikin hanyoyin gama gari kuma na asali na canja wurin zafi. A lokacin aikin canja wurin zafi, matsakaicin ruwa koyaushe yana hulɗa da bangon musayar zafi. Sabili da haka, ana samun canjin zafi ta hanyar ci gaba da kwararar ruwa. Ana musayar zafi ta hanyar bambancin zafin jiki tsakaninmai zafibango da ruwaye. Wannan shine abin da muke magana game da shi a yau: canja wurin zafi na convection.
Plate zafi musayar cimma m convection zafi musayar tsakanin ruwaye biyu da daban-daban yanayin zafi (yawanci sanyi ruwa da zafi ruwa) a cikin wani keɓe jihar ta musamman farantin tsarin zane, tilasta ruwa conduction da ingantaccen zafi canja wurin hanya.Its core ka'idar za a iya rushe cikin uku key links: tsarin zane → ruwa kwarara → zafi canja wuri. Takamammen tsarin aiwatarwa shine kamar haka:
Ƙarfin canja wurin zafi na farantin zafi ya dogara da farko akan ƙira ta musamman na faranti na musayar zafi. Waɗannan sifofi kai tsaye suna ƙayyadad da tsarin gudana da wurin canja wurin zafi na ruwan, kuma sune ginshiƙi na canja wurin zafi:
Ma'anar canja wurin zafi mai ɗaukar nauyi shine haɗin "macro{0}} ruwa mai gudana + micromolecular micro -canja wurin zafi". Masu musayar zafi na farantin suna amfani da ikon waje (famfo, fanfo) don tilasta kwarara ruwa, suna tafiyar da tsarin canja wurin zafi cikin matakai biyu:
Famfutoci na waje ke fitarwa, sanyi da ruwan zafi suna shiga tashoshi masu zaman kansu:
Ruwan sanyi yana shiga wani saitin tashoshi masu gudana daga "mashiga ruwa mai sanyi," kuma yana gudana cikin yanayin tashin hankali, yana musayar zafi tare da faranti.
Saboda ƙananan rata tsakanin tashoshi masu gudana (yawanci 2-5 mm), ruwan yana "matsi" yayin kwarara, yana ƙara haɓaka kwararar tashin hankali da hana ƙarancin ruwa na cikin gida wanda zai iya rage tasirin canjin zafi.
Architectural design & planning cepteur sint occaecat cupidatat proident, mamaye raina gaba ɗaya, kamar waɗannan safiya masu daɗi na bazara waɗanda nake jin daɗinsu tare da duka… elit, sed do eiusmod tempor inciddunt labore et dolore magna aliqua. yana da ban mamaki.
Jigon canja wuri mai zafi shine "canja wurin zafi daga ruwan zafi zuwa ruwan sanyi". Farantin yana aiki azaman keɓewa da matsakaicin canja wurin zafi, yana taka muhimmiyar rawa wajen canja wurin zafi. An kammala shi a matakai uku:
Na farko: Ruwan thermal → Plate (Canja wurin zafi)
Lokacin da ruwan zafi ke gudana cikin tashin hankali, manyan ƙwayoyin zafin jiki na - suna yin karo da ƙarfi tare da saman farantin, suna canja wurin zafi zuwa farantin ta hanyar "convection" (a wannan lokacin, zafin gefen farantin mafi kusa da ruwan zafi yana ƙaruwa).
Na biyu lokaci: a cikin farantin (zafi conduction)
An yi faranti ne da ƙarfe (tare da ƙarfin ƙarfin zafi mai ƙarfi, irin su bakin karfe (kimanin 16W/(m・K) da alloy titanium (kimanin 17W/(m・K)))) Ana canja wurin zafi da sauri daga babban gefen ({3}) yanayin zafi (gefen ruwan zafi mai zafi) zuwa matsakaicin matsakaicin matsakaicin matsakaicin matsakaicin ruwa a cikin gefen ruwa.
Lokaci na uku: Plate → Ruwan sanyi (canja wurin zafi):
Ƙananan{0} gefen farantin yana tuntuɓar ruwan sanyi, kuma ta hanyar karon ƙwayoyin ruwan sanyi a cikin magudanar ruwa, za a sake mayar da zafi zuwa ruwan sanyi ta hanyar "convection" (a wannan lokacin zafin ruwan sanyi yana ƙaruwa kuma zafin ruwan zafi yana raguwa).
Bugu da ƙari ga ainihin ka'idodin, bayanan ƙira masu zuwa na farantinmai zafiHakanan yana ba da garanti don canja wurin zafi mai ɗaukar hoto: Tsarin da za a iya cirewa: yana kiyaye tsabta.
Yawanci, saboda kafofin watsa labaru guda biyu da aka yi amfani da su sun bambanta, motsin motsin su a cikin kayan aiki kuma sun bambanta, wanda zai iya haifar da bambance-bambance masu mahimmanci a cikin canja wuri mai zafi. Ɗaya shine canja wurin zafi na yanayi, wanda shine canjin zafi na gudana ta hanyar yanayin zafi daban-daban da yawa na kafofin watsa labaru biyu ta bango. Na biyu ana tilastawa canza yanayin zafi mai zafi, wanda shine canjin zafi mai gudana wanda aka haifar da sojojin tilastawa na waje (kamar famfo, magoya baya da sauran kayan aiki) .A cikin yanayin tilastawa, yawan ruwa na ruwa da kansa zai kasance mafi girma fiye da yawan ruwa a cikin yanayin yanayi, kuma ingancin canjin zafi mai zafi zai kasance mai girma. Alal misali, yanayin canja wurin zafi na iska a cikin yanayin yanayi shine kawai 5 ~ 25W / (m2. digiri), amma lokacin da aka tilastawa ya kwarara, yanayin zafi yana ƙaruwa zuwa 10 ~ 100W (m2. digiri).
Akwai abubuwa da yawa da suka shafi tasirin canjin zafi na matsakaici, irin su kaddarorin jiki na matsakaiciyar ruwa da kanta: yawa, takamaiman ƙarfin zafi, ƙayyadaddun yanayin zafi, da dai sauransu, da kuma ƙirar kayan aikin musayar zafi da kanta: girman farantin musayar zafi, siffar farantin, da dai sauransu, da hanyoyin kwarara na matsakaici a cikin kayan aiki, duk abin da zai shafi ainihin canjin yanayin zafi.