Waya mai ɗaukar wuta, tana nufin waya tare da yanayin hana wuta, gabaɗaya a yanayin gwajin, bayan an ƙone wayar, idan wutar lantarki ta yanke, za a sarrafa wutar a cikin wani yanki, ba za ta yadu ba, tare da hana wuta da hana aikin hayaki mai guba. Waya mai ɗaukar wuta a matsayin wani muhimmin ɓangare na amincin lantarki, zaɓin kayan sa yana da mahimmanci, kasuwa na yanzu da aka saba amfani da kayan wayan wuta da suka haɗa da.PVC, XLPE, silicone roba da ma'adinai rufi kayan.
Waya mai ɗaukar wuta da zaɓin kayan aikin na USB
Mafi girman ma'aunin iskar oxygen na kayan da aka yi amfani da su a cikin kebul na wutar lantarki, mafi kyawun aikin wutar lantarki, amma tare da karuwar iskar oxygen, ya zama dole a rasa wasu kaddarorin. Idan an rage kaddarorin jiki da kaddarorin kayan aiki, aikin yana da wahala, kuma farashin kayan yana ƙaruwa, don haka dole ne a zaɓi daidai da daidaitaccen ma'aunin iskar oxygen, iskar oxygen na kayan rufin gabaɗaya ya kai 30, samfurin na iya wucewa da buƙatun gwajin na aji C a cikin ma'auni, idan sheathing da kayan cika kayan wuta ne mai ɗaukar wuta, samfuran na iya saduwa da buƙatun Class B da na USB. akasarin kasu kashi zuwa halogenated kayan kare harshen wuta da kayan kare harshen wuta mara halogen;
1. Halogenated harshen retardant kayan
Saboda rubewa da sakin hydrogen halide a lokacin da konewar ta yi zafi, hydrogen halide na iya kama tushen HO mai aiki na kyauta, ta yadda konewar kayan ya yi jinkiri ko a kashe don cimma manufar hana wuta. Mafi yawan amfani da su ne polyvinyl chloride, neoprene roba, chlorosulfonated polyethylene, ethylene-propylene roba da sauran kayan.
(1) Flame retardant polyvinyl chloride (PVC): Saboda arha farashin PVC, mai kyau rufi da harshen retardant, shi ne yadu amfani a talakawa harshen retardant waya da na USB. Domin inganta jinkirin harshen wuta na PVC, ana ƙara halogen flame retardants (decabromodiphenyl ethers), chlorinated paraffins da synergic harshen wuta retardants sau da yawa a cikin dabara don inganta jinkirin wuta na PVC.
Ethylene propylene roba (EPDM): ba iyakacin duniya hydrocarbons, tare da kyawawan lantarki Properties, high rufi juriya, low dielectric asarar, amma ethylene propylene roba ne flammable kayan, dole ne mu rage matakin crosslinking ethylene propylene roba, rage da kwayoyin katsewar sarkar lalacewa ta hanyar low kwayoyin nauyi abubuwa, domin inganta flammation Properties;
(2) Low hayaki da ƙananan halogen harshen retardant kayan
Yafi don polyvinyl chloride da chlorosulfonated polyethylene abu biyu. Ƙara CaCO3 da A (IOH) 3 zuwa tsarin PVC. Zinc borate da MoO3 na iya rage sakin HCL da adadin hayaki na ƙwayar wuta mai hana polyvinyl chloride, ta haka inganta jinkirin wuta na abu, rage halogen, hazo acid, hayaki mai hayaki, amma yana iya sa iskar oxygen ta ragu kadan.
2. Abubuwan da ba su da wuta na halogen
Polyolefins abubuwa ne marasa halogen, wanda ya ƙunshi hydrocarbons waɗanda ke rushe carbon dioxide da ruwa lokacin da aka kone su ba tare da haifar da hayaki mai mahimmanci da iskar gas mai cutarwa ba. Polyolefin ya ƙunshi polyethylene (PE) da ethylene - vinyl acetate polymers (E-VA). Wadannan kayan da kansu ba su da masu kare harshen wuta, suna buƙatar ƙara masu kare harshen wuta da inorganic da furotin jerin abubuwan wuta, don aiwatar da su cikin kayan da ba su da halogen na harshen wuta; Duk da haka, saboda rashin ƙungiyoyin polar akan tsarin kwayoyin halitta na abubuwan da ba na iyakacin duniya ba tare da hydrophobicity, dangantaka da inorganic harshen wuta retardants ne matalauta, wuya a da tabbaci bond. Don inganta yanayin aikin polyolefin, ana iya ƙara surfactants zuwa dabarar. Ko a cikin polyolefin gauraye da polymers dauke da polar kungiyoyin, don haka don ƙara yawan harshen retardant filler, inganta inji Properties da kuma sarrafa Properties na abu, yayin da samun mafi alhẽri harshen retardant. Ana iya ganin cewa waya mai ɗaukar wuta da kebul har yanzu yana da fa'ida sosai, kuma amfani yana da mutuƙar mu'amala.
Lokacin aikawa: Dec-03-2024