1. SF6 gaskeɓaɓɓen tashar tashar
SF6 gas insulated substation (GIS) ya ƙunshi da yawaSF6 gaskeɓaɓɓen kayan sauya sheka da aka haɗa a cikin shingen waje, wanda zai iya kaiwa matakin kariya na IP54. Tare da fa'idar ƙarfin rufin iskar gas na SF6 (ƙarar fashewar baka shine sau 100 na iska), tashar da aka keɓe ta na iya aiki da ƙarfi sama da shekaru 30. Dukkan sassan rayuwa ana sanya su a cikin tankin bakin karfe cikakkiya da aka rufe da shiSF6 gas. Wannan zane zai iya tabbatar da cewa GIS ya fi dogara a lokacin rayuwar sabis kuma yana buƙatar ƙarancin kulawa.
Matsakaicin wutar lantarki gas mai keɓaɓɓen tashar ta ƙunshi gabaɗaya na 11KV ko 33KV gas mai rufewar switchgear. Waɗannan nau'ikan tashoshin iskar gas guda biyu na iya biyan buƙatun aikace-aikacen yawancin ayyuka.
GIS gas insulated tashar switchgear yawanci rungumi tattalin arziki da m shimfidar tsari a lokacin gini, don haka abũbuwan amfãni na GIS substation ne kamar haka:
Idan aka kwatanta da na al'ada girman na'ura mai sauyawa, yana mamaye kashi ɗaya cikin goma na sararin samaniya. Saboda haka, GIS gas insulated substation shine mafi kyawun zaɓi don ayyukan tare da ƙaramin sarari da ƙirar ƙira.
2. Tun dagaSF6 gasyana cikin tankin da aka rufe, abubuwan da aka keɓance na iskar gas za su yi aiki a cikin kwanciyar hankali, kuma za a sami ƙarancin gazawa fiye da na'urar da aka keɓe ta iska.
3. Amintaccen aiki da kulawa-kyauta.
Rashin hasara na GIS gas insulated substation:
1. Farashin zai kasance sama da na yau da kullun
2. Lokacin da gazawar ta faru, yana ɗaukar lokaci mai tsawo don gano dalilin gazawar da kuma gyara tashar GIS.
3. Dole ne kowace majalisar ministoci ta kasance tana sanye da waniSF6 gasma'aunin matsa lamba don saka idanu da matsa lamba na ciki. Rage matsi na iskar gas na kowane nau'i zai haifar da gazawar duk tashar da aka keɓe ta gas.
2. Illar sulfur hexafluoride leakage
Sulfur hexafluoride (SF6)iskar gas ce mara guba da wari. Ƙayyadaddun nauyin sulfur hexafluoride gas ya fi na iska. Bayan yayyo, yana nutsewa zuwa ƙananan matakin kuma ba shi da sauƙin canzawa. Bayan an shaka shi da jikin mutum, zai dade yana taruwa a cikin huhu. Rashin iya fitarwa, yana haifar da raguwar ƙarfin huhu, dyspnea mai tsanani, shaƙewa da sauran mummunan sakamako. Bisa la’akari da irin illar da ke haifar da zubewar iskar Sf6 sulfur hexafluoride ga jikin dan Adam, masana sun ba da haka:
1. Sulfur hexafluoride wakili ne mai shaƙa. A cikin babban taro, yana iya haifar da wahalar numfashi, ƙwanƙwasa, fata mai launin shuɗi da mucosa, da spasms na jiki. Bayan shakar cakuda 80% sulfur hexafluoride + 20% oxygen na ƴan mintoci kaɗan, jikin ɗan adam zai gamu da ƙumburi na gaɓoɓi har ma da mutuwa ta asphyxiation.
2. The bazuwar kayayyakin nasulfur hexafluoride gaskarkashin aikin wutar lantarki, irin su sulfur tetrafluoride, sulfur fluoride, sulfur difluoride, thionyl fluoride, sulfuryl difluoride, thionyl tetrafluoride da hydrofluoric acid, da dai sauransu , Dukansu suna da karfi da lalata.
1. Sulfur tetrafluoride: Gas ne mara launi a yanayin daki mai kamshi. Yana iya haifar da hayaki tare da danshi a cikin iska, wanda ke cutar da huhu kuma yana shafar tsarin numfashi. Gubar sa yayi daidai da na phosgene.
2. Sulfur fluoride: iskar gas ce mara launi a dakin da zafin jiki, mai guba, yana da kamshi mai kamshi, kuma yana da illa kamar phosgene ga tsarin numfashi.
3. Sulfur difluoride: Abubuwan sinadarai ba su da ƙarfi sosai, kuma aikin ya fi aiki bayan dumama, kuma ana iya juyar da shi cikin sauƙi cikin sulfur, sulfur dioxide da hydrofluoric acid.
4. Thionyl fluoride: Gas ne marar launi, yana warin ruɓaɓɓen qwai, yana da tsayayyen sinadarai, kuma iskar gas ce mai guba mai tsananin gaske wacce ke haifar da kumburin huhu mai tsanani kuma ya shake dabbobi har su mutu.
5. Sulfuryl difluoride: Gas ne mara launi kuma mara wari tare da ingantaccen sinadarai masu tsayayye. Gas ne mai guba wanda zai iya haifar da spasms. Haɗarin sa shi ne, ba shi da ƙamshin ƙamshi kuma ba zai haifar da haushi ga mucosa na hanci ba, don haka sau da yawa zai mutu da sauri bayan an sa shi guba.
6. Tetrafluorothionyl: Gas ne mara launi mai kamshi, wanda ke cutar da huhu.
7. Hydrofluoric acid: Shine abu mafi lalacewa a cikin acid. Yana da tasiri mai tasiri mai karfi akan fata da mucous membranes, kuma zai iya haifar da edema na huhu da ciwon huhu.
Sf6 sulfur hexafluoride gasMaganin gaggawa na yabo: da sauri kwashe ma'aikata daga gurɓataccen yanki zuwa iska na sama, da keɓe su, tare da hana shiga. Ana ba da shawarar cewa ma'aikatan ba da agajin gaggawa su sa na'urar numfashi mai ƙarfi mai ƙarfi da kayan aiki na gabaɗaya. Yanke tushen zubewar kamar yadda zai yiwu. Madaidaicin samun iska don haɓaka yaduwa. Idan zai yiwu, yi amfani da shi nan da nan. Ya kamata a kula da kwantena masu zube da kyau kuma a yi amfani da su bayan gyara da dubawa.
Thesulfur hexafluoride gasaikin ganowa naSF6 gasSF6 firikwensin ya gano wurin da aka keɓe. Lokacin da yoyo ya faru ko rabon ya wuce misali, a karon farko ya gano kuma ya aika da ƙararrawa a wurin ko SMS mai nisa ko ƙararrawa ta tarho don tunatar da ma'aikatan su bar wurin mai haɗari da kuma hana mummuna cutar da yatsan iskar gas ke haifarwa.
Lokacin aikawa: Agusta-20-2021
