ʻO nā hiʻohiʻona o nā insulators seramika
E like me nā hiʻohiʻona noi, hiki ke hoʻokaʻawale ʻia nā paipu seramika uila i: Insulators no nā laina, insulators no nā kikowaena mana a i ʻole nā mea uila;Hiki ke hoʻokaʻawale ʻia i loko o ka insulator a me ka insulator waho e like me ke kaiapuni noi;ʻO ka keramika, ka pālolo maoli e like me ka mea maka, ka mea i hui ʻia, ka mea hana Ua hoʻohana ʻia nā seramika maʻamau no ka hoʻohana ʻana i kēlā me kēia lā, ka hoʻomaʻemaʻe hale, nā mea uila (insulation), ʻoihana kemika a me nā seramika kūikawā - capacitors, piezoelectric, magnetic, electro-optic a me ke kiʻekiʻe wela uila seramika. Hoʻokaʻawale pinepine ʻia e like me ke ʻano o ka huahana, ka pae uila a me ka hoʻohana ʻana o nā seramika uila.E like me ke ʻano o ka huahana, hiki ke hoʻokaʻawale ʻia i: disc suspension insulator, pin insulator, rod insulator, hollow insulator, etc;E like me ka pae uila, hiki ke hoʻokaʻawale ʻia i nā haʻahaʻa haʻahaʻa (AC 1000 V a ma lalo, DC 1500 V a ma lalo) nā insulators a me nā insulators kiʻekiʻe (AC 1000 V a ma luna, DC 1500 V a ma luna).Ma waena o nā insulators kiʻekiʻe-voltage, aia nā uila kiʻekiʻe loa (AC 330kV a me 500 kV, DC 500 kV) a me ka uila kiʻekiʻe loa (AC 750kV a me 1000 kV, DC 800 kV).
He ʻano hana seramika e hoʻololi nui ʻia ka resistivity me ka mahana.E like me nā ʻano o ka mahana kū'ē, ua māhele ʻia i ka coefficient wela maikaʻi (PTC) Thermal Ceramics a me ka coefficient wela maikaʻi ʻole (NTC) Thermal Ceramics.
ʻO ka resistivity o Thermal Ceramics me ke koena wela maikaʻi e emi nui me ka piʻi ʻana o ka mahana.Pono kēia hiʻohiʻona e nā waiwai uila o nā kīʻaha a me nā palena palaoa i ke ʻano o nā seramika.ʻO nā seramika wale nō me nā kīʻaha semiconducted piha a me ka insulation pono ma nā palena o ka palaoa hiki ke loaʻa kēia ʻano.ʻO nā ceramics thermosensitive coefficient maikaʻi i hoʻohana mau ʻia he semiconducting BaTiO ceramics i loaʻa nā mea haumia kākoʻo a me nā mea hana i ka lewa liʻiliʻi.Hoʻohana nui ʻia lākou e hana i ka mana swing variable thermosensitive ceramic resistors, nā palena o kēia manawa, etc.
Hoʻonui nui ka resistivity o ka coefficient thermosensitive ceramics me ka piʻi ʻana o ka mahana.ʻO ka hapa nui o kēia mau seramika he mau mea hoʻoheheʻe paʻa metala metala me ke ʻano spinel, ʻo ia hoʻi, ka hapa nui o nā oxides i loaʻa hoʻokahi a ʻoi aku paha nā metala hoʻololi (e like me Mn, Cu, Ni, Fe, etc.).ʻO AB2O4 ka papa hana kemika maʻamau, a ʻokoʻa kona ʻano conductive e like me ke ʻano o ka haku mele ʻana, ke ʻano a me ke ʻano semiconductor.Hoʻohana nui ʻia nā ceramics thermal coefficient ʻino no ke ana wela a me ka uku wela.Eia kekahi, aia nā mea hoʻomaʻamaʻa wela nona ka hoʻololi ʻana o ka resistivity me ka piʻi ʻana o ka mahana, a me Thermal Ceramics e hoʻololi hou ana ka resistivity i kahi mahana koʻikoʻi.Hoʻohana ʻia ka mea hope e hana i nā lako lako mana, no laila ua kapa ʻia ka mana lako Thermal Ceramics.E like me ka pae wela, ua māhele ʻia nā seramika thermal i ka haʻahaʻa haʻahaʻa (4 ~ 20K, 20 ~ 80K, 77 ~ 300K, a me nā mea ʻē aʻe), ka mahana wela (ʻike ʻia ʻo standardization, - 60 ~ 300 ℃) a me ke kiʻekiʻe wela (300 ~ 1000 ℃).
ʻO ka wela wela coefficient maikaʻi;Semiconductor keramika;ʻO nā seramika Ferroelectric;hooulu ana
Abstract: e like me nā hōʻike palapala a me ka ʻike i ka hana hana, ua wehewehe ʻia ka noiʻi ʻana, ka hoʻāʻo kaʻina hana, nā ʻano waiwai a me ka hoʻohana ʻana i nā ceramics PTC.
Johnson mana, lawelawe hoʻokahi no nā mea hoʻohana mana o ka honua.Hoʻopuka ʻo Jiangxi Johnson Electric Co., Ltd. i nā insulators mana, insulators porcelain, insulators aniani, insulators composite, insulators line, insulators suspension, insulators pin, insulators disc, insulators tension, hopu uila, disconnectors, transformers, hoʻololi ukana, pahu substations, kulu. fuses, uwea a me ka mana pono.Welina mai e nīnau.
Nā hiʻohiʻona o ka insulator aniani
Aia nā hiʻohiʻona o ka insulator aniani:
(1) Ka ikaika mechanical kiʻekiʻe, 1 ~ 2 manawa kiʻekiʻe ma mua o ka insulator porcelain.
(2) Paʻa ka hana a ʻaʻole maʻalahi i ka ʻelemakule, a ʻoi aku ka kiʻekiʻe o ka hana uila ma mua o ka insulator porcelain.
(3) He liʻiliʻi ke kaʻina hana, pōkole ka pōʻaiapili hana, maʻalahi ia no ka mīkini a me ka hana maʻalahi, a ʻoi aku ka maikaʻi o ka hana.
(4) Ma muli o ke akaka o ka insulator aniani, ua maʻalahi ka loaʻa ʻana o nā māwae liʻiliʻi a me nā hemahema o loko a i ʻole nā pōʻino i ka wā o ka nānā ʻana i waho.
(5) Inā loaʻa nā kīnā like ʻole i ke kino aniani o ka insulator, e haki koke ke aniani, i kapa ʻia ʻo "self breaking".Ma hope o ka haki ʻana o ka insulator, mālama mau ke koena o ka hāmare o ka pāpale hao i kekahi ikaika mechanical a kau ʻia ma ka laina, a hiki ke hoʻomau i ka hana.Ke nānā ka mea nānā laina i ka laina, maʻalahi ka loaʻa ʻana o ka insulator haʻihaʻi ponoʻī a hoʻololi i ka insulator hou i ka manawa.No ka mea, loaʻa i ka insulator aniani nā hiʻohiʻona o ka "haʻihaʻi iho", ʻaʻole pono e hoʻokō i ka hoʻāʻo pale ʻana i ka insulator i ke kaʻina o ka hana laina, e lawe mai i ka ʻoluʻolu nui i ka hana.
(6) He māmā ke kaumaha o nā insulators aniani.Ma muli o ke kaʻina hana a me nā kumu ʻē aʻe, ʻoi aku ka kiʻekiʻe o ka "haʻihaʻi iho" o ka insulator aniani, ʻo ia ka hemahema o ka insulator aniani.
Ke ʻano o ka insulator hoʻokuʻu ʻia hui:
ʻano maʻamau, ʻano kūʻē haumia, ʻano DC, ʻano spherical, ʻano aerodynamic, ʻano uea honua, no ka ʻōnaehana hoʻopili ma luna o ke kaʻaahi electrified.
1. Ua haku ʻia ka huahana insulator composite i ʻekolu ʻāpana: ke koʻokoʻo huki huki epoxy resin, silicone rubber umbrella skirt a me nā lako.Hoʻohana ka umbrella umbrella silicone i ke kaʻina hana hoʻoneʻe hoʻohui, kahi e hoʻoponopono ai i ka pilikia koʻikoʻi e pili ana i ka hilinaʻi o ka insulator composite, hoʻopau uila.Hoʻohana ʻia ke kaʻina hana crimping kiʻekiʻe loa no ka hoʻopili ʻana ma waena o ke koʻokoʻo huki huki aniani a me nā mea pono, i hoʻolako ʻia me kahi ʻōnaehana ʻike kīnā acoustic piha.He ikaika kiʻekiʻe, hiʻohiʻona nani, ka leo liʻiliʻi a me ke kaumaha māmā.Hiki i nā mea galvanized ke pale i ka ʻōpala a me ka corrosion, a hiki ke hoʻololi ʻia me nā insulators porcelain.Pono ka hale, ʻaʻole e hōʻino i ka mandrel, a hiki ke hāʻawi i ka pāʻani piha i kona ikaika mechanical.
2. ʻO ka hana uila kiʻekiʻe a me ka ikaika mechanical kiʻekiʻe.ʻO ka ikaika tensile a me ka flexural o ka epoxy glass pull-out rod i hoʻouka ʻia i loko he 2 mau manawa kiʻekiʻe ma mua o ke kila maʻamau a me 8 ~ 10 mau manawa kiʻekiʻe ma mua o ka porcelain ikaika kiʻekiʻe, e hoʻomaikaʻi maikaʻi ana i ka hilinaʻi o ka hana palekana.
3. He maikaʻi ka pollution kū'ē, maikaʻi pollution kū'ē a me ka pollution ikaika flashover kū'ē.ʻO kāna pulu wai kū i ka uila a me ka pollution kū i ka volta he 2 ~ 2.5 mau manawa o nā insulators porcelain me ka mamao creepage like.Me ka hoʻomaʻemaʻe ʻole, hiki iā ia ke hana me ka palekana ma nā wahi haumia nui.
4. ʻO ka liʻiliʻi liʻiliʻi, ke kaumaha māmā (ʻo 1 / 6 ~ 1 / 9 wale nō o ka insulator porcelain o ka helu voltage hoʻokahi), ka māmā māmā a me ka lawe ʻana a me ka hoʻokomo ʻana.
5. ʻO ke kāʻei umbrella silicone he hana hydrophobic maikaʻi.ʻO kona hoʻolālā holoʻokoʻa e hōʻoiaʻiʻo ʻaʻole i hoʻopilikia ʻia ka insulation kūloko e ka makū.ʻAʻohe pono no ka hoʻomaʻemaʻe a me ka hoʻomaʻemaʻe ʻana i ka insulation, e hōʻemi ana i ka hana o ka mālama ʻana i kēlā me kēia lā.
6. Loaʻa iā ia ka hana hoʻopaʻa sila maikaʻi a me ke kūpaʻa ʻana i ka corrosion uila.Kūleʻa ka mea pale umbrella i ka leaka uila a hōʻailona i ka tma4 Level 5, me ke kūpaʻa ʻelemakule maikaʻi, ka pale ʻana i ka corrosion a me ke kūpaʻa haʻahaʻa haʻahaʻa, hiki ke hoʻopili ʻia i kahi o - 40 ℃ ~ - 50 ℃.
7. He ikaika ka hopena a me ke kū'ē kū'ē, maikaʻi anti brittleness a me ke kuʻekuʻe wāwae, ʻaʻole maʻalahi e wāwahi, kiʻekiʻe ke kulou a me ka ikaika torsional, hiki ke kū i ke kaomi kūloko, ikaika pahū-hōʻoia, a hiki ke hoʻololi me ka porcelain a me nā insulators aniani.
8. ʻOi aku ka maikaʻi o nā waiwai mechanical a me nā uila o ka pūʻulu insulator composite ma mua o nā mea o ka insulator porcelain, me ka palena palekana hana nui.He huahana hou ia no ka laina mana.
Nā hiʻohiʻona o ka insulator composite
1. He ha'iha'i iho ka waiwai 'ole a ma'alahi ke 'ike
Loaʻa nā hiʻohiʻona o ka ʻaoʻao e kau ana i ka zero value self breaking.ʻOiai ka lōʻihi o ka nānāʻana ma ka honua a ma luna paha o ka helikopter,ʻaʻohe pono e piʻi i ka pou eʻike i kēlā me kēia'āpana, e ho'ēmi ana i ka ikaika o ka hana o nā limahana.
Me ka hoʻokomo ʻana o nā huahana mai ka laina hana, ʻo ka helu hoʻopau ʻana i ka hana makahiki he 0.02-0.04%, hiki ke mālama i ke kumukūʻai mālama o ka laina.Kūleʻa maikaʻi a me ka haʻalulu.I ka hana, ʻo ka ʻili hou o ka insulator aniani i puhi ʻia e ka uila, he kino aniani maʻemaʻe ia a ua paʻa i kahi ʻāpana pale koʻikoʻi kūloko.No laila, mālama mau ia i ka ikehu insulation a me ka ikaika mechanical.
ʻO ka pōʻino holo kaʻa i hana ʻia e ka conductor icing i loaʻa i nā manawa he nui ma ka laina 500 kV.ʻAʻohe attenuation i ka hana electromechanical ka insulator hoʻokuʻu ʻia ma hope o ka holo ʻana o ka conductor.
2. ʻO ka hana hoʻomaʻemaʻe ponoʻī maikaʻi a ʻaʻole maʻalahi i ka ʻelemakule
Wahi a ka noʻonoʻo nui o ka ʻoihana mana, ʻaʻole maʻalahi ka insulator aniani e hōʻiliʻili i ka pollution a maʻalahi hoʻi e hoʻomaʻemaʻe, a ʻo ka insulator aniani e holo ana ma ka laina hema e holoi ʻia ma hope o ka ua.
E hoʻāʻo mau i nā insulators aniani ma nā laina ma nā wahi maʻamau e ana i ka hana electromechanical ma hope o ka hana.Hōʻike ka ʻikepili i hōʻiliʻili ʻia i ka hana electromechanical o nā insulators aniani ma hope o 35 mau makahiki o ka hana ʻana e kūlike me kēlā i ka manawa o ka lawe ʻana, ʻaʻohe mea ʻelemakule.
He nui ka mana nui, ua like ka mahele o ka volta i ke kaula, a ʻo ka dielectric mau o ke aniani he 7-8, ka mea e hana ai ka insulator composite i ka mana nui nui a me ka puʻupuʻu uila like ʻole i ke kaula, kahi kūpono e hōʻemi i ka ʻO ka uila i lawe ʻia e ka insulator kokoke i ka ʻaoʻao conductor a me ka ʻaoʻao kumu, i mea e hōʻemi ai i ka interference radio, e hōʻemi i ka nalo corona a hoʻolōʻihi i ke ola lawelawe o ka insulator aniani.Ua hōʻike ka hana hana i kēia
Nā hiʻohiʻona hana a me nā kūlana lawelawe o ka insulator composite # nā hiʻohiʻona hana o ka insulator composite:
1. ʻO ka liʻiliʻi liʻiliʻi a me ke kaumaha māmā, kahi e pili ana i ka 1 / 5 ~ 1 / 9 o ka insulator porcelain voltage like, kahi kūpono no ka lawe ʻana a me ka hoʻonohonoho ʻana.
2. ʻO ka insulator composite ka ikaika mechanical kiʻekiʻe, ka hale hilinaʻi, ka hana paʻa a me ka palena nui no ka hana palekana, e hāʻawi ana i ka hōʻoia no ka laina a me ka hana palekana.
3. ʻO ka insulator composite he ʻoi aku ka maikaʻi o ka hana uila.He hydrophobicity maikaʻi a me ka neʻe ʻana o ka lole silicone rubber umbrella skirt, maikaʻi ke kūpaʻa pollution a me ka ikaika anti pollution flashover.Hiki iā ia ke hana me ka palekana ma nā wahi haumia nui me ka hoʻomaʻemaʻe lima ʻole a hiki ke kaʻawale mai ka mālama ʻana i ka waiwai ʻole.
4. Loaʻa i ka insulator composite nā hiʻohiʻona o ka waikawa a me ke kūpaʻa alkali, ka pale ʻana o ka wela a me ka pale uila, ka hana hoʻopaʻa sila maikaʻi, a hiki ke hōʻoia ʻaʻole i hoʻopilikia ʻia kona insulation kūloko e ka makū.
5. ʻO ka insulator composite he maikaʻi ke kūʻē brittleness, ikaika haʻalulu kūʻē a ʻaʻohe brittle fracture ulia.
6. Hiki ke hoʻololi ʻia nā insulators composite a hiki ke hoʻololi ʻia me nā insulators porcelain.
Pehea e hoʻoholo ai i ka maikaʻi o ka insulator?
a.Kūlana kūpono no ke kūpaʻa insulation kūpono
(1) ʻOi aku ka nui o ka pale ʻana o nā insulators i hoʻokomo hou ʻia ma mua o a i ʻole like me 500m Ω.
(2) ʻOi aku ka nui o ka pale ʻana o ka insulator i ka wā o ka hana ma mua o 300m Ω.
b.ʻO ka loina hoʻokolokolo o ka pōʻino o ka insulator
(1) Inā ʻoi aku ka liʻiliʻi o ke kūpaʻa insulator ma mua o 300m Ω a ʻoi aku ma mua o 240m Ω, hiki ke hoʻoholo ʻia he insulator waiwai haʻahaʻa.
(2) Inā ʻoi aku ka liʻiliʻi o ka pale ʻana o ka insulator ma mua o 240m Ω, hiki ke hoʻoholo ʻia he insulator ʻole.
ʻAʻole hoʻohana ʻia kēia ʻano hana no ka hoʻāʻo ʻana i ke kūpaʻa insulation o ka insulation composite.
Hoʻohana nui ʻia nā insulators suspension i ka ʻōnaehana mana.He lōʻihi ke ola lawelawe ʻana o ka FRP suspension insulators a makemake ʻia e ka ʻōnaehana mana.ʻAʻole kūlike ka maikaʻi o nā insulators suspension ma ka mākeke.Aia ke kūʻai aku nei i nā mea hoʻokuʻu ʻōpala i hana hou ʻia.Pono e hoʻohālikelike i nā waiwai i ke kūʻai ʻana i nā insulators suspension.Inā makemake ʻoe e ʻike e pili ana i ka hui ʻana o ka insulator suspension a loaʻa i nā kiʻi pili insulator suspension, e ʻoluʻolu ʻoe e nīnau i ka hui lako mana Joson, kahi mea hana o ka insulator hoʻokuʻu kiʻekiʻe.Hāʻawi ʻo Josen mana i nā mea hoʻokuʻu porcelain uila kiʻekiʻe, 330kV hoʻokuʻu ʻia, 500kV hoʻokuʻu ʻia, 10kV hoʻokuʻu ʻia, 10kV hoʻokuʻu ʻana i nā mea hoʻohuihui, nā mea hoʻohaumia kūʻokoʻa kūʻokoʻa, nā mea hoʻokuʻu maʻamau, nā insulators aniani a me nā mea hoʻokuʻu.
Ka manawa hoʻouna: Apr-18-2022