Wayar hana wuta, tana nufin wayar da ke da yanayin hana wuta, galibi idan aka yi gwajin, bayan an ƙone wayar, idan aka yanke wutar, za a sarrafa wutar a cikin wani takamaiman iyaka, ba za ta yaɗu ba, tare da hana wuta da kuma hana aikin hayaki mai guba. Wayar hana wuta a matsayin muhimmin ɓangare na tsaron wutar lantarki, zaɓin kayanta yana da mahimmanci, kasuwar yanzu kayan wayar hana wuta da ake amfani da su sun haɗa daPVC, XLPE, robar silicone da kayan hana ma'adinai.
Zaɓin kayan kebul da waya mai hana harshen wuta
Mafi girman ma'aunin iskar oxygen na kayan da ake amfani da su a cikin kebul na hana harshen wuta, mafi kyawun aikin hana harshen wuta, amma tare da ƙaruwar ma'aunin iskar oxygen, ya zama dole a rasa wasu halaye. Idan an rage halayen zahiri da halayen sarrafa kayan, aikin yana da wahala, kuma farashin kayan ya ƙaru, don haka ya zama dole a zaɓi ma'aunin iskar oxygen yadda ya kamata, ma'aunin iskar oxygen na kayan kariya gabaɗaya ya kai 30, samfurin zai iya wuce buƙatun gwaji na aji C a cikin mizani, idan kayan rufewa da cikewa kayan hana harshen wuta ne, samfurin zai iya cika buƙatun aji B da aji A. Wayar hana harshen wuta da kayan kebul galibi an raba su zuwa kayan hana harshen wuta da halogen da kayan hana harshen wuta marasa halogen;
1. Kayan hana harshen wuta mai halogenated
Saboda rugujewa da sakin hydrogen halide lokacin da aka dumama konewar, hydrogen halide na iya kama tushen HO2 mai aiki, don haka ƙonewar kayan yana jinkiri ko kashewa don cimma manufar hana ƙonewa. Waɗanda aka fi amfani da su sune polyvinyl chloride, robar neoprene, polyethylene chlorosulfonated, robar ethylene-propylene da sauran kayayyaki.
(1) Polyvinyl chloride (PVC): Saboda farashin PVC mai rahusa, ingantaccen rufi da kuma maganin hana harshen wuta, ana amfani da shi sosai a cikin waya da kebul na yau da kullun. Domin inganta hana harshen wuta na PVC, ana ƙara masu hana harshen halogen (decabromodiphenyl ethers), masu sinadarin chlorine da kuma masu hana harshen wuta masu haɗaka a cikin dabarar don inganta hana harshen wuta na PVC.
Robar Ethylene propylene (EPDM): hydrocarbons marasa polar, tare da kyawawan halayen lantarki, juriya mai ƙarfi, ƙarancin asarar dielectric, amma robar ethylene propylene kayan wuta ne, dole ne mu rage matakin haɗin robar ethylene propylene, rage katsewar sarkar kwayoyin halitta da ƙananan abubuwan nauyi na kwayoyin halitta ke haifarwa, don inganta halayen hana harshen wuta na kayan;
(2) Ƙananan hayaƙi da ƙananan kayan hana harshen halogen
Musamman don polyvinyl chloride da chlorosulfonated polyethylene guda biyu. Ƙara CaCO3 da A(IOH)3 zuwa cikin dabarar PVC. Zinc borate da MoO3 na iya rage fitar HCL da hayakin polyvinyl chloride mai hana harshen wuta, ta haka ne za a inganta hana harshen wuta na kayan, rage halogen, hazo mai guba, da hayakin hayaki, amma suna iya rage yawan iskar oxygen.
2. Kayan hana harshen wuta marasa halogen
Polyolefins kayan aiki ne marasa halogen, waɗanda suka ƙunshi hydrocarbons waɗanda ke rushe carbon dioxide da ruwa lokacin da aka ƙone su ba tare da haifar da hayaki mai yawa da iskar gas mai cutarwa ba. Polyolefin ya ƙunshi polyethylene (PE) da ethylene - vinyl acetate polymers (E-VA). Waɗannan kayan kansu ba su da mai hana harshen wuta, suna buƙatar ƙara mai hana harshen wuta mara kyau da mai hana harshen wuta jerin phosphorus, don sarrafa su zuwa kayan mai hana harshen wuta mara halogen; Duk da haka, saboda rashin ƙungiyoyin polar akan sarkar kwayoyin halitta na abubuwan da ba na polar ba tare da hydrophobicity, kusanci da mai hana harshen wuta mara kyau ba shi da kyau, yana da wahalar haɗuwa sosai. Domin inganta aikin saman polyolefin, ana iya ƙara surfactants zuwa cikin dabarar. Ko kuma a cikin polyolefin da aka haɗa da polymers waɗanda ke ɗauke da ƙungiyoyin polar, don ƙara yawan cika mai hana harshen wuta, inganta halayen injiniya da kaddarorin sarrafawa na kayan, yayin da ake samun ingantaccen mai hana harshen wuta. Ana iya ganin cewa wayar da kebul na mai hana harshen wuta har yanzu tana da fa'ida sosai, kuma amfani yana da kyau ga muhalli.
Lokacin Saƙo: Disamba-03-2024