1. gas SF6ihe mkpuchi mkpuchi
Ebe nchekwa gas nke SF6 (GIS) nwere ọtụtụ ihe dị iche iche.gas SF6ihe mkpuchi ọkụ eletrik ejikọtara ya na mkpuchi dị n'èzí, nke nwere ike iru ọkwa nchekwa IP54. Site na uru nke ikike mkpuchi gas SF6 (ike ịgbaji arc bụ ugboro 100 karịa ikuku), ebe nchekwa gas nwere ike ịrụ ọrụ nke ọma ruo ihe karịrị afọ 30. A na-etinye akụkụ niile dị ndụ n'ime tankị ígwè anaghị agba nchara nke ejiri ihe mkpuchi mechie nke ọma.gas SF6Nhazi a nwere ike ime ka GIS bụrụ ihe a pụrụ ịtụkwasị obi karịa n'oge ọrụ ahụ ma ghara ịchọ obere mmezi.
Ebe nchekwa gas nke nwere ike itinye ọkụ eletrik dị n'etiti na-abụkarị nke nwere ike ịgbanwe ọkụ eletrik nke 11KV ma ọ bụ 33KV. Ụdị ebe nchekwa gas abụọ a nwere ike imezu ihe achọrọ maka ọtụtụ ọrụ.
Ọdụ GIS nke na-eji gas eme ihe na-anabatakarị nhazi dị ọnụ ala ma dị obere n'oge a na-ewu ya, yabụ uru nke GIS substation bụ ndị a:
Ma e jiri ya tụnyere ebe a na-agbanwe ihe na switchgear nha nkịtị, ọ na-ewe naanị otu ụzọ n'ụzọ iri nke oghere ahụ. Ya mere, ebe a na-echekwa gas nke GIS bụ nhọrọ kacha mma maka ọrụ ndị nwere obere oghere na imewe dị obere.
2. Kemgbegas SF6dị na tankị a kpọchiri akpọchi, ihe ndị dị na ebe a na-etinye gas ga-arụ ọrụ n'ọnọdụ kwụsiri ike, a gaghịkwa enwe nsogbu dị ukwuu karịa ebe a na-etinye ikuku.
3. Arụmọrụ a pụrụ ịtụkwasị obi na enweghị mmezi.
Ọghọm nke ebe nchekwa gas GIS nke a na-etinye n'ime ya:
1. Ọnụ ego ga-adị elu karịa ebe a na-ere ihe ndị ọzọ (substation) nkịtị.
2. Mgbe nsogbu mere, ọ na-ewe ogologo oge ịchọta ihe kpatara nsogbu ahụ na ịrụzi ọdụ GIS.
3. Kabinet modulu ọ bụla ga-enwerịrị ihegas SF6ihe nlele nrụgide iji nyochaa nrụgide gas dị n'ime. Mbelata nrụgide gas nke modulu ọ bụla ga-ebute ọdịda nke ebe nchekwa gas niile a na-etinye mkpuchi.
2. Mmebi nke ntapu mmiri sulfur hexafluoride
sọlfọ hexafluoride dị ọcha (SF6)bụ gas na-anaghị egbu egbu ma na-enweghị isi. Ike dị na gas sulfur hexafluoride dị elu karịa nke ikuku. Mgbe ọ gbapụtara, ọ na-amịkọrọ ruo n'ọkwa dị ala ma ọ dịghị mfe ịgbaze. Mgbe ahụ mmadụ kuuru ya, ọ ga-agbakọta n'ime ngụgụ ruo ogologo oge. Enweghị ike ịpụpụta ihe, nke na-ebute mbelata ikike akpa ume, nnukwu nkụchi, iku ume na ihe ọjọọ ndị ọzọ. N'ihi mmerụ ahụ nke mmịpụta nke gas Sf6 sulfur hexafluoride na ahụ mmadụ kpatara, ndị ọkachamara na-enye ihe ndị a:
1. Sulfur hexafluoride bụ ihe na-eme ka mmadụ ghara iku ume. N'ọtụtụ ebe dị elu, ọ nwere ike ibute nsogbu iku ume, iku ume, akpụkpọ ahụ na akpụkpọ ahụ na-acha anụnụ anụnụ, yana nkụchi ahụ. Mgbe e kusịrị ngwakọta nke 80% sulfur hexafluoride + oxygen 20% ruo nkeji ole na ole, ahụ mmadụ ga-enwe nkụchi nke aka na ụkwụ na ọbụna ọnwụ site na nkụchi.
2. Ngwaahịa ire ere nkesọlfọ hexafluoride gasn'okpuru ọrụ nke arc eletriki, dị ka sulfur tetrafluoride, sulfur fluoride, sulfur difluoride, thionyl fluoride, sulfuryl difluoride, thionyl tetrafluoride na hydrofluoric acid, wdg., Ha abụọ na-emebi emebi ma na-egbu egbu nke ukwuu.
1. Sọlfọ tetrafluoride: Ọ bụ gas na-enweghị agba n'ọnọdụ okpomọkụ ụlọ, ọ na-esikwa ísì ọjọọ. Ọ nwere ike ịkpata anwụrụ ọkụ na mmiri n'ikuku, nke na-emerụ akpa ume ma na-emetụta sistemu iku ume. Nsí ya yiri nke phosgene.
2. Sọlfọ fluoride: Ọ bụ gas na-enweghị agba n'ọnọdụ okpomọkụ ụlọ, na-egbu egbu, na-esi isi ọjọọ, ma na-emebi ihe yiri phosgene na sistemu iku ume.
3. Sulfur difluoride: Njirimara kemịkalụ ya adịghị agbanwe agbanwe nke ukwuu, arụmọrụ ya na-arụkwa ọrụ nke ọma mgbe a kpochara ya ọkụ, a na-agbanwekwa ya ngwa ngwa ka ọ bụrụ sulfur, sulfur dioxide na hydrofluoric acid.
4. Thionyl fluoride: Ọ bụ gas na-enweghị agba, na-esi isi àkwá rere ure, nwere ihe ndị na-eme ka kemịkalụ sie ike, ọ bụkwa gas na-egbu egbu nke nwere ike ibute ọzịza akpa ume dị ukwuu ma na-eme ka anụmanụ nwụọ.
5. Sulfuryl difluoride: Ọ bụ gas na-enweghị agba na isi, nke nwere ihe ndị na-eme ka ọ sie ike nke ukwuu. Ọ bụ gas na-egbu egbu nke nwere ike ibute nkụchi. Ihe ize ndụ ya bụ na ọ nweghị isi na-esi ísì ọjọọ, ọ gaghịkwa akpasu imi, ya mere ọ na-anwụ ngwa ngwa mgbe e tinyere ya nsí.
6. Tetrafluorothionyl: Ọ bụ gas na-enweghị agba nwere isi na-esi ísì ọjọọ, nke na-emerụ akpa ume ahụ.
7. Asịd Hydrofluoric: Ọ bụ ihe kacha emebi emebi na acid. Ọ na-akpali akpali nke ukwuu n'akpụkpọ ahụ na akpụkpọ ahụ mucous, ọ nwekwara ike ibute ọzịza akpa ume na oyi baa.
Sf6 sọlfọ hexafluoride gasỌgwụgwọ mberede nke mmiri ozuzo: kpọpụ ndị ọrụ ngwa ngwa site na ebe mmiri ozuzo na-agbapụta gaa na ifufe elu, ma kewapụ ha, ma gbochie ha ịbanye nke ọma. A na-atụ aro ka ndị ọrụ enyemaka mberede yikwasị ngwa iku ume nrụgide dị mma nke nwere onwe ha na uwe ọrụ izugbe. Bepụ isi iyi mmiri ozuzo ruo n'ókè o kwere mee. Ikuku ikuku dị mma iji mee ka mgbasa ngwa ngwa. Ọ bụrụ na o kwere omume, jiri ya ozugbo. A ga-ejikwa akpa mmiri ozuzo nke ọma ma jiri ya mgbe emechara ndozi na nyocha.
Ihesọlfọ hexafluoride gasọrụ nchọpụta nkegas SF6A na-achọpụta ebe nchekwa ihe mkpuchi site na sensọ SF6. Mgbe mmiri gbapụtara ma ọ bụ oke ya gafere ọkọlọtọ, oge mbụ ọ na-achọpụta ma zipụ mkpu n'ebe ahụ ma ọ bụ mkpu SMS ma ọ bụ mkpu ekwentị iji chetara ndị ọrụ ka ha pụọ n'ebe dị ize ndụ ma gbochie mmerụ ahụ dị njọ nke mmiri gbapụtara site na gas.
Oge ozi: Ọgọst-20-2021
