A cewar kididdiga, kasar Sin za ta mallaki motoci miliyan 302 nan da Disamba 2021. Kasuwar masu sayayya ta ƙarshe ta samar da buƙatar kayan sawa marasa ganuwa a hankali yayin da adadin motocin ke ci gaba da faɗaɗawa kuma buƙatar gyaran fenti ke ci gaba da ƙaruwa. A yayin da kasuwar masu sayayya ke faɗaɗa, gasa tsakanin kamfanonin kayan sawa marasa ganuwa tana ƙara zafi. Halin da ake ciki a yanzu shi ne cewa gasa mai ƙarancin daraja ta ta'allaka ne akan farashi, yayin da gasa mai tsada ta ta'allaka ne akan matakan fasaha.
Sirrin Layer ɗin kariya na fim ɗin hydrophobic (1)
Saboda kayayyakin yau suna da kamanceceniya sosai, burin yaƙin farashi dole ne ya zama a cutar da abokin hamayya da dubu ɗaya sannan a rasa ɗari takwas. Sai dai ta hanyar dogaro da fasahar zamani don gano hanyar fita da kuma tabbatar da bambancin samfura ne za mu iya kama sabbin damarmaki a kasuwa.
Kula da sabuwar fasahar shafa murfin mota kuma ka kama hanyar masana'antar
Murfin mota, kamar yadda muka sani, yana da hana karce, juriya ga tsagewa, da sauran siffofi. Waɗannan halaye sun samo asali ne daga murfin motar TPU. Murfin mota mai kyau na kayan TPU yana kare saman fenti sosai kuma yana da tsawon rai. Wani muhimmin aikin murfin mota shine tsaftace kansa, gyara kansa, da kuma haskakawa sosai. Waɗannan ayyuka sun samo asali ne daga murfin da ke kan saman substrate na TPU. Ingancin wannan Layer ba wai kawai yana bayyana babban aikin tsaftace kai ba ne, har ma yana ɗaya daga cikin mahimman abubuwan da ke ƙayyade kamannin motar. Sakamakon haka, lokacin da masu siye suka sayi tufafin mota don kiyaye kamannin motar na yau da kullun, suna ba da ƙarin kulawa ga aikin tsaftace kai na murfin.
Akwai bambanci tsakanin kusanci da nisa, kuma murfin motar da ke rufe da ruwa ya fi gaskiya!
Ana tallata murfin mota da yawa da ba a gani a matsayin suna da aikin tsaftace kai, amma akwai alamar tambaya game da tasirin. Har ma shagunan fina-finai da yawa suna buƙatar taimako wajen fahimta. Akwai nau'ikan murfin mota marasa ganuwa masu ruwa da tsaki da kuma masu son ruwa. A yau za mu yi magana game da wannan bambancin kusanci.
Wasu masu motoci sun gano cewa suna amfani da wannan bayan sun gamu da ruwan sama lokacin da ruwan ya ƙafe, alamun ruwan sama baƙi ko fari za su bayyana a saman motar da ba a gani, kamar hoton da ke ƙasa.
A cewar masu bincike a fannin, babban dalilin hakan shi ne cewa rufin motar ba shi da kariya daga ruwa, don haka digo-digo na ruwa yana manne da murfin motar kuma ba ya kwarara. Lokacin da ruwa ya ƙafe, sauran abubuwan da suka rage suna samar da alamun ruwa, tabon ruwa, da kuma wuraren ruwan sama. A ce rufin bai isa ba. A wannan yanayin, sauran abubuwan kuma za su shiga cikin membrane, wanda ke haifar da tabon ruwan sama wanda ba za a iya gogewa ko wankewa ba, wanda hakan ke rage tsawon rayuwar membrane ɗin sosai.
Shin rufin murfin mota yana da ruwa ko kuma yana da ruwa? Ta yaya wannan ya bambanta?
Kafin mu koyi bambance-bambance, dole ne mu fara fahimtar manufar hydrophilic da hydrophobic.
A cikin na'urar microscopic, kusurwar hulɗa tsakanin digon ruwa da saman membrane yana tantance ko hydrophilic ne ko hydrophobic. Kusurwar hulɗa ƙasa da 90° tana da hydrophilic, kusurwar hulɗa ƙasa da 10° tana da hydrophilic sosai, kusurwar hulɗa sama da 90° tana da hydrophobic, kuma kusurwar hulɗa sama da 150° tana da Super-hydrophobic.
Sirrin Layer ɗin kariya na fim ɗin hydrophobic (2) Dangane da murfin murfin mota, idan ana son a samar da tasirin tsaftacewa kai. Mafita ce mai yiwuwa a ka'ida, ko don inganta hydrophobicity ko hydrophobicity. A gefe guda kuma, tasirin tsaftacewa kai ya fi kyau ne kawai lokacin da kusurwar hulɗar hydrophilic ta ƙasa da digiri 10, kuma ba sai an ƙara saman hydrophobic ba don ƙirƙirar kyakkyawan tasirin tsaftacewa kai.
Wasu kamfanoni sun gudanar da gwaje-gwajen kididdiga. Yawancin rigunan mota da ake sayarwa a kasuwa a yau suna da rufin hydrophilic. A lokaci guda kuma, an gano cewa rigunan mota na zamani ba za su iya kaiwa ga yanayin hydrophilicity na 10° ba, kuma yawancin kusurwoyin hulɗa suna da 80°-85°, tare da mafi ƙarancin kusurwar hulɗa shine 75°.
Sakamakon haka, tasirin tsaftace kai na murfin mota mai ruwa-ruwa na kasuwa zai iya inganta. Wannan saboda, bayan an haɗa murfin mota mara ganuwa mai ruwa-ruwa, yankin jikin da ke taɓa najasa yana ƙaruwa a ranakun ruwan sama, yana ƙara yiwuwar samun tabo da mannewa a saman fenti, wanda yake da wahalar tsaftacewa.
A cewar kwararru, tsarin samar da rufin hydrophilic ya fi sauƙi kuma ya fi rahusa fiye da na rufin hydrophobic. Sabanin haka, rufin hydrophobic yana buƙatar haɗa sinadaran oleophobic na nano-hydrophobic, kuma buƙatun tsarin suna da tsauri, wanda yawancin kamfanoni ba za su iya cikawa ba - shi ya sa shaharar jaket ɗin waterwheel ɗin ta shahara.
Duk da haka, murfin motar hydrophobic yana da fa'idodi na musamman wajen magance matsalar mummunan tasirin tsaftace kai na murfin mota mara ganuwa saboda murfin hydrophobic yana da tasiri iri ɗaya da tasirin ganyen lotus.
Sirrin Layer ɗin kariya na fim ɗin hydrophobic (3) Tasirin ganyen lotus shine bayan ruwan sama, ƙaiƙayin ƙaiƙayi da kakin epidermal akan saman ganyen lotus suna hana ɗigon ruwa yaɗuwa da sha a saman ganyen, amma maimakon haka suna haifar da ɗigon ruwa. A lokaci guda, yana cire ƙura da datti daga ganyen.
Sirrin Layer ɗin kariya na fim ɗin hydrophobic (4)
Idan aka sanya shi a kan jaket ɗin abin hawa mai kama da hydrophobic, an nuna cewa lokacin da ruwan sama ya faɗi a saman membrane ɗin, yana samar da ɗigon ruwa saboda matsin lamba na saman murfin hydrophobic. Digon ruwa zai zame kawai ya bar saman membrane saboda nauyi. Digon ruwa mai birgima kuma zai iya cire ƙura da laka daga saman membrane, yana haifar da tasirin tsaftacewa da kansa.
Yaya za a bambanta ko murfin mota yana da hydrophilic ko hydrophobic?
Akwai manyan hanyoyi guda biyu:
1. Yi amfani da na'urori na ƙwararru don auna kusurwar hulɗa.
2. Ana birgima ruwa a saman membrane don yin kimantawa ta farko.
Digon ruwa yana shawagi cikin sauƙi a saman ruwa na gargajiya. Digon ruwa ba zai samar a kan saman ruwa mai tsananin ruwa ba. Sai dai saman zai yi danshi; digon ruwa zai fito a kan saman ruwa mai tsananin ruwa, amma za su gudana da nauyi, su haɗu su yi lanƙwasa, saman ya kasance bushe, kuma tasirin ruwa mai tsananin ruwa ya fi ƙarfi.
Sakamakon haka, idan aka sanya ruwa a kan murfin mota, yana samar da duwatsu masu warwatse, yana da wahalar kwarara, kuma yawancinsa rufin ruwa ne mai kama da ruwa. Digon ruwan yana taruwa yana zamewa, yana fallasa saman, wanda galibi yana rufe da murfin ruwa mai kama da ruwa.
Lokacin Saƙo: Satumba-15-2022
