Lits'ebetsong tsa morao-rao tsa motlakase, likhoele tse nang le matla a phahameng a matla li phetha karolo ea bohlokoa. Ho tloha ho marang-rang a matla a ka tlas'a lefatše metseng e meholo ho ea ho lithapo tsa phetiso ea sebaka se selelele ho pholletsa le lithaba le linōka, lithapo tse nang le matla a phahameng li netefatsa phetiso e sebetsang hantle, e tsitsitseng le e sireletsehileng ea matla a motlakase. Sengoliloeng sena se tla hlahloba ka botebo mekhoa e fapaneng ea theknoloji e amanang le likhoele tse nang le matla a phahameng, ho kenyelletsa sebopeho sa tsona, sehlopha, ts'ebetso ea tlhahiso, litšoaneleho tsa ts'ebetso, ho kenya le ho hlokomela.
1.Mohaho oa motheo oa lithapo tse phahameng tsa motlakase
Lithapo tse nang le matla a phahameng haholo li entsoe ka li-conductors, li-insulation layers, lihlopha tse sireletsang le likarolo tse sireletsang.
Mokhanni ke mocha oa phetisetso oa hajoale mme hangata o entsoe ka koporo kapa aluminium. Koporo e na le conductivity e ntle le ductility, ha aluminium e batla e le tlaase ka theko le boima bo bobebe. Li-conductors tsena ka kakaretso li na le lithapo tse sothehileng tse nang le mefuta e mengata ho eketsa ho tenyetseha.
Lera la ho kenya letsoho ke karolo ea bohlokoa ea mohala o phahameng oa motlakase, o phethang karolo ea ho thibela ho lutla ha hona joale le ho arola mokhanni ho tsoa linaheng tse ling. Lisebelisoa tse tloaelehileng tsa insulating li kenyelletsa polyethylene (XLPE), pampiri ea oli, joalo-joalo XLPE e na le thepa e babatsehang ea motlakase, ho hanyetsa mocheso le matla a mochine, 'me e sebelisoa haholo mehalang ea morao-rao e phahameng ea motlakase.
Lera la tšireletso le arotsoe ka tšireletso e ka hare le tšireletso e ka ntle. Thebe e ka hare e sebelisetsoa ho etsa seaparo sa motlakase sa motlakase le ho thibela ho tsoa sebakeng sa ho senya lera la ho pata; thebe e ka ntle e ka fokotsa tšitiso ea lebala la motlakase le kantle ho thapo, hape e thibela thapo ho ba le tšusumetso ea motlakase lefatšeng le kantle.
Lera le sireletsang haholo-holo le sireletsa mohala hore o se ke oa senyeha ke lintho tse ka ntle tse kang ho senyeha ha mechine, ho senyeha ha lik'hemik'hale le ho kenella ha metsi. Hangata e entsoe ka lihlomo tsa tšepe le sheath e ka ntle. Lihlomo tsa tšepe li ka fana ka matla a mochine, 'me sekoahelo sa ka ntle se na le mesebetsi e thibelang metsi le e khahlanong le kutu.
2. Sehlopha sa lithapo tse nang le matla a phahameng
Ho ea ka boemo ba motlakase, likhoele tse matla a phahameng li ka aroloa ka likhoele tsa motlakase o mahareng (ka kakaretso 3-35kV), lithapo tse nang le matla a phahameng (35-110kV), lithapo tse phahameng haholo (110-500kV) le tse phahameng haholo. - likhoele tsa motlakase (ka holimo ho 500kV). Lithapo tsa maemo a fapaneng a li-voltage li fapana ka moralo oa sebopeho, litlhoko tsa insulation, jj.
Ho ea ka pono ea lisebelisoa tsa ho sireletsa, ho phaella ho lithapo tsa XLPE le lisebelisoa tsa pampiri ea oli tse boletsoeng ka holimo, ho boetse ho na le lisebelisoa tsa rabara tsa ethylene-propylene. Lithapo tsa pampiri ea oli li na le nalane e telele, empa ka lebaka la litšenyehelo tse phahameng tsa tlhokomelo le mabaka a mang, butle-butle li nketsoe sebaka ke likhoele tsa XLPE. Cable ea rabara ea ethylene propylene e na le phetoho e ntle le ho hanyetsa boemo ba leholimo, 'me e loketse liketsahalo tse ling tse khethehileng.
3. Ts'ebetso ea tlhahiso ea cable ea matla a phahameng
Ho etsoa ha cable e nang le matla a phahameng ke mokhoa o rarahaneng le o bonolo.
Ho etsoa ha li-conductor pele ho hloka hore lisebelisoa tse tala tsa koporo kapa aluminium li otlolloe, li sothehe le lits'ebetso tse ling ho netefatsa ho nepahala ha dimensional le thepa ea mochini ea conductor. Nakong ea ts'ebetso ea ho sotha, likhoele tsa likhoele li tlameha ho hlophisoa haufi-ufi ho ntlafatsa conductivity ea mokhanni.
The extrusion ea insulation layer ke e 'ngoe ea mehato ea bohlokoa. Bakeng sa lera la ho kenya letsoho la XLPE, thepa ea XLPE e fetisoa ka mocheso o phahameng 'me e phuthetsoe ka mokhoa o lekanang ho conductor. Nakong ea ts'ebetso ea extrusion, li-parameter tse kang mocheso, khatello le lebelo la extrusion li tlameha ho laoloa ka thata ho netefatsa boleng le botenya bo lekanang ba lera la ho pata.
Lera le sireletsang hangata le entsoe ka ho loha terata ea tšepe kapa ho phuthela ka teipi ea tšepe. Mekhoa ea tlhahiso ea lithebe tse ka hare le tsa ka ntle li fapane hanyenyane, empa ka bobeli li hloka ho netefatsa botšepehi ba lera la tšireletso le khokahanyo e ntle ea motlakase.
Qetellong, tlhahiso ea lera e sireletsang e kenyelletsa ho behoa ha lihlomo tsa tšepe le extrusion ea sheath e ka ntle. Lihlomo tsa tšepe li lokela ho lumellana ka thata holim'a mohala, 'me extrusion ea sheath e ka ntle e lokela ho netefatsa ponahalo e boreleli ntle le liphoso tse kang li-bubble le mapetsong.
4. Litšobotsi tsa ts'ebetso ea lithapo tse phahameng tsa motlakase
Mabapi le ts'ebetso ea motlakase, likhoele tse nang le matla a phahameng a matla li hloka ho ba le khanyetso e phahameng ea insulation, tahlehelo e tlase ea dielectric le ho hanyetsa matla a motlakase. Ho hanyetsa ka matla ho thibela ho tsuba ho ka thibela ka katleho ho lutla ha hona joale, tahlehelo e tlaase ea dielectric e fokotsa ho lahleheloa ke matla a motlakase nakong ea phetisetso, 'me ho hanyetsa matla a motlakase ho tiisa hore mohala o ka sebetsa ka mokhoa o sireletsehileng sebakeng se phahameng sa motlakase.
Mabapi le thepa ea mochini, thapo e lokela ho ba le matla a lekaneng a matla, radius e kobehang le ho hanyetsa tšusumetso. Nakong ea ho kenya le ho sebetsa, thapo e ka 'na ea e-ba tlas'a tšusumetso ea ho otlolla, ho khumama le matla a ka ntle. Haeba thepa ea mechine e sa lekana, ho bonolo ho baka tšenyo ea cable.
Ts'ebetso ea mocheso le eona ke karolo ea bohlokoa. Cable e tla hlahisa mocheso nakong ea ts'ebetso, haholo-holo ha e sebetsa tlas'a mojaro o phahameng. Ka hona, mohala o hloka ho ba le mocheso o motle oa ho hanyetsa 'me o khone ho sebetsa ka mokhoa o tloaelehileng ka har'a mocheso o itseng ntle le mathata a kang ho tsofala ha ho pata. Cable ea XLPE e na le khanyetso e ntle ea mocheso 'me e ka sebetsa nako e telele mocheso o phahameng.
5. Ho kenya le ho hlokomela likhoele tse nang le matla a phahameng
Mabapi le ho kenya, ntho ea pele eo u lokelang ho e etsa ke ho rera tsela ea ho etsa bonnete ba hore tsela ea ho beha cable e utloahala ebile e sireletsehile. Nakong ea ts'ebetso ea ho beha, tlhokomelo e lokela ho nkoa ho qoba ho otlolla ho feteletseng, ho khumama le extrusion ea cable. Bakeng sa ho kenya lithapo tsa sebaka se selelele, lisebelisoa tse kang li-cable conveyors hangata li sebelisoa ho thusa kahong.
Ho hlahisa li-cable joints ke sehokelo sa bohlokoa ts'ebetsong ea ho kenya. Boleng ba lenonyeletso bo ama ka ho toba ts'epahalo ea ts'ebetso ea mohala. Ha ho etsoa manonyeletso, mohala o hloka ho hlobolisoa, ho hloekisoa, ho kopanngoa le ho kenngoa. Mohato o mong le o mong o lokela ho etsoa ka tieo ho latela litlhoko tsa ts'ebetso ho netefatsa hore thepa ea motlakase le ea mechine ea motsoako e finyella litlhoko.
Mosebetsi oa tlhokomelo ke oa bohlokoa bakeng sa ts'ebetso e tsitsitseng ea nako e telele ea lithapo tse nang le matla a phahameng. Ho hlahlojoa khafetsa ho ka bona hang-hang hore na ponahalo ea cable e senyehile kapa sheath e senyehile. Ka nako e ts'oanang, lisebelisoa tse ling tsa tlhahlobo le tsona li ka sebelisoa ho lekola ts'ebetso ea ho kenya letsoho le ho ntša karolo e itseng ea thapo. Haeba mathata a fumanoa, a lokela ho lokisoa kapa ho nkeloa sebaka ka nako.
6. Ho hloleha le ho lemoha ha likhoele tse nang le matla a phahameng
Ho hloleha ho tloaelehileng ha likhoele tse nang le matla a phahameng a matla ho kenyelletsa ho robeha ha insulation, ho khaoha ha conductor, le ho se sebetse ha manonyeletso. Ho senyeha ha insulation ho ka bakoa ke botsofali ba ho kenya letsoho, ho tsoa ka mokhoa o itseng, kapa ho fetella ka ntle. Ho khaoha ha li-conductor hangata ho bakoa ke matla a kantle a mochini kapa moroalo oa nako e telele. Ho hloleha ho kopane ho ka bakoa ke ts'ebetso e mpe ea tlhahiso ea manonyeletso kapa mocheso o matla nakong ea ts'ebetso.
Bakeng sa ho lemoha liphoso tsena, ho na le mekhoa e mengata ea ho lemoha. Mokhoa o sebelisoang hangata ke oa ho tseba ho tsoa ha karolo e itseng. Ka ho bona lets'oao le hlahisoang ke ho tsoa ka mokhoa o itseng ka har'a mohala, ho ka etsoa qeto ea hore na ho na le mefokolo ea ho kenella kahare ho thapo. Teko ea standstand voltage e ka bona matla a ho mamella voltage ea thapo mme ea fumana mathata a ka bang teng a ho koala. Ho phaella moo, theknoloji ea ho nahana ka mocheso oa mocheso oa infrared e ka lemoha kabo ea mocheso holim'a mohala, e le ho fumana hore na mohala o na le mathata a kang ho futhumala ha sebaka.
7.Tsamaiso ea ts'ebeliso le nts'etsopele ea likhoele tse nang le matla a phahameng a matla tsamaisong ea matla
Lits'ebetsong tsa motlakase, lithapo tse nang le matla a phahameng a matla li sebelisoa haholo phetohong ea marang-rang ea matla a litoropong, likhoele tse tsoang tsa liteishene tse kholo tsa motlakase, phetisetso ea mehala e tsamaeang ka tlas'a metsi le masimo a mang. Li-grids tsa matla a litoropo, ka lebaka la sebaka se fokolang, tšebeliso ea likhoele tse ka tlas'a lefatše e ka boloka sebaka le ho ntlafatsa botle ba motse. Lithapo tse tsoang tsa liteishene tse kholo tsa motlakase li hloka hore ho sebelisoe likhoele tse matla haholo ho fetisetsa motlakase liteisheneng tse nyane tse hole. Phatlalatso ea likheibole tse tsamaeang ka tlas'a metsi li ka khona ho fetisa matla a ho tšela maoatle le ho fana ka phepelo e tsitsitseng ea matla lihlekehlekeng le libakeng tse lebopong la leoatle.
Ka tsoelo-pele e tsoelang pele ea theknoloji ea matla, lithapo tse phahameng tsa motlakase li boetse li bontšitse mekhoa e meng ea tsoelo-pele. E 'ngoe ke lipatlisiso le nts'etsopele le ts'ebeliso ea likhoele tse nang le maemo a phahameng a motlakase. Ka keketseho ea tlhoko ea phetisetso ea matla a sebaka se selelele, nts'etsopele ea likhoele tsa motlakase tse phahameng haholo e tla tsepamisa maikutlo. Ea bobeli ke bohlale ba likhoele. Ka ho kopanya li-sensor le lisebelisoa tse ling ka har'a cable, ho lekoa ha nako ea sebele ea boemo ba ts'ebetso ea cable le temoso ea phoso ho ka finyelloa, kahoo ho ntlafatsa ts'epo ea ts'ebetso ea cable. Ea boraro ke ntlafatso ea lithapo tse baballang tikoloho. Ha litlhoko tsa batho tsa ts'ireletso ea tikoloho li ntse li eketseha, lipatlisiso le nts'etsopele ea tšilafalo e tlase, lisebelisoa tsa cable tse ka sebelisoang hape e tla ba tataiso ea ntlafatso ea nako e tlang.
Nako ea poso: Sep-24-2024