Intambo yamandla e-Crosslinked polyethylene insulated isetshenziswa kakhulu ohlelweni lwamandla ngenxa yezindawo zayo ezinhle ezishisayo nezamamishini, izakhiwo zikagesi ezinhle kakhulu kanye nokumelana nokugqwala kwamakhemikhali. Ibuye ibe nezinzuzo zesakhiwo esilula, isisindo esilula, ukubeka akunqunyelwe ukwehla, futhi kusetshenziswa kabanzi kumagridi wamandla asemadolobheni, izimayini, izitshalo zamakhemikhali nezinye izigcawu. Ukusetshenziswa kwe-insulation yekhebulai-polyethylene ehlanganisiwe, eguqulwa ngamakhemikhali isuka ku-linear molecular polyethylene ibe isakhiwo senethiwekhi esinezinhlangothi ezintathu, ngaleyo ndlela ithuthukise kakhulu izakhiwo zemishini ye-polyethylene ngenkathi igcina izakhiwo zayo ezinhle kakhulu zikagesi. Imininingwane elandelayo umehluko kanye nezinzuzo phakathi kwamakhebuli e-polyethylene insulated axhumene namakhebuli ajwayelekile avaleleke avela ezicini eziningi.
1. Umehluko wezinto ezibonakalayo
(1) Ukumelana nezinga lokushisa
Izinga lokushisa lezintambo ezijwayelekile ezivalekile livamise ukuba ngu-70°C, kuyilapho izinga lokushisa lezintambo ezifakwe i-polyethylene insulated lifinyelela ku-90°C noma ngaphezulu, lithuthukisa kakhulu ukumelana nokushisa kwekhebula, liyenze ifanelekele izindawo zokusebenza ezinokhahlo.
(2) Umthamo wokuthwala
Ngaphansi kwendawo efanayo ye-conductor cross-sectional, umthamo wamanje wokuthwala wekhebula le-XLPE le-insulated liphakeme kakhulu kunalelo lekhebula elivalekile elivamile, elingahlangabezana nesistimu yokuphakelwa kwamandla enezidingo ezinkulu zamanje.
(3) Ububanzi besicelo
Izintambo ezivamile ezivalekile zizokhipha intuthu ye-HCl enobuthi lapho ishisiwe, futhi ngeke zisetshenziswe ezimeni ezidinga ukuvinjelwa komlilo endaweni kanye nobuthi obuphansi. Ikhebula le-polyethylene insulated elixhunywe ngokuphambano aliqukethe i-halogen, ivumela kakhulu imvelo, ilungele amanethiwekhi okusabalalisa, ukufakwa kwezimboni nezinye izimo ezidinga ugesi wamandla amakhulu, ikakhulukazi i-AC 50Hz, i-voltage elinganiselwe engu-6kV ~ 35kV egxilile yokubeka nokusabalalisa imigqa.
(4) Ukuzinza kwamakhemikhali
I-Crosslinked polyethylene inokumelana okuhle kwamakhemikhali futhi ingagcina ukusebenza okuhle kakhulu endaweni yama-acids, ama-alkali namanye amakhemikhali, okwenza ifaneleke kakhulu ukusetshenziswa ezimweni ezikhethekile ezifana nezitshalo zamakhemikhali kanye nezindawo zaseLwandle.
2. Izinzuzo ze-cross-linked polyethylene insulated cable
(1) Ukumelana nokushisa
I-Crosslinked polyethylene iguqulwa ngamakhemikhali noma ngokomzimba ukuze kuguqulwe isakhiwo se-molecular linear sibe isakhiwo senethiwekhi esinezinhlangothi ezintathu, okuthuthukisa kakhulu ukumelana nokushisa kwezinto. Uma kuqhathaniswa ne-polyethylene evamile kanye ne-polyvinyl chloride insulation, izintambo ze-polyethylene eziphambanisiwe zizinzile kakhulu ezindaweni zokushisa okuphezulu.
(2) Izinga lokushisa eliphezulu lokusebenza
Izinga lokushisa elilinganiselwe lika-conductor lingafinyelela ku-90 ° C, eliphakeme kunalelo lezintambo ze-PVC zendabuko noma i-polyethylene, ngaleyo ndlela ithuthukise kakhulu umthamo wamanje wokuthwala wekhebula nokuphepha kokusebenza kwesikhathi eside.
(3) Izakhiwo eziphakeme zemishini
Ikhebula le-crosslinked polyethylene insulated isenezici ezinhle ze-thermo-mechanical ezingeni lokushisa eliphezulu, ukusebenza okungcono kokuguga kokushisa, futhi ingagcina ukuzinza komshini endaweni yokushisa ephezulu isikhathi eside.
(4) Isisindo esilula, ukufakwa okulula
Isisindo sekhebula le-polyethylene insulated elixhunywe esiphambanweni lilula kunezintambo ezijwayelekile, futhi ukubeka akunqunyelwe ukudonsa. Ifaneleka ngokukhethekile ezindaweni zokwakha eziyinkimbinkimbi kanye nezimo zokufakwa kwezintambo ezinkulu.
(5) Ukusebenza kwemvelo okungcono:
Intambo ehlanganisiwe ye-polyethylene ehlanganisiwe ayinayo i-halogen, ayikhiphi amagesi anobuthi ngesikhathi sokusha, inomthelela omncane emvelweni, futhi ifaneleka ngokukhethekile izindawo ezinezidingo eziqinile zokuvikelwa kwemvelo.
3. Izinzuzo ekufakweni nasekulungiseni
(1) Ukuqina okuphezulu
Ikhebula le-Crosslinked polyethylene insulated linokusebenza okuphezulu okulwa nokuguga, lifanele ukubeka indawo engcwatshwe isikhathi eside noma ukuchayeka endaweni yangaphandle, inciphisa imvamisa yokushintshwa kwekhebula.
(2) Ukwethenjelwa okuqinile kwe-insulation
Izakhiwo ezinhle kakhulu zokufakelwa kwe-polyethylene e-crosslinked, ezinokumelana ne-voltage ephezulu namandla okuqhekeka, zinciphisa ubungozi bokwehluleka kokufakwa kwama-voltage aphezulu.
(3) Izindleko zokunakekela eziphansi
Ngenxa yokumelana nokugqwala nokumelana nokuguga kwezintambo ezifakwe i-polyethylene insulated eziphambanisiwe, impilo yazo yesevisi yinde, kunciphisa izindleko zokunakekelwa kwansuku zonke nokushintshwa.
4. Izinzuzo zosekelo olusha lobuchwepheshe
Eminyakeni yamuva nje, ngokuthuthukiswa kobuchwepheshe bezinto ezibonakalayo ze-polyethylene, ukusebenza kwayo kokufakelwa kanye nezakhiwo zomzimba kuye kwathuthukiswa kakhulu, njenge:
I-retardant ethuthukisiwe yomlilo, ingahlangabezana nezindawo ezikhethekile (njengesitimela esihamba ngaphansi komhlaba, isiteshi sikagesi) izidingo zomlilo;
Ukumelana nokubanda okuthuthukisiwe, okusazinzile endaweni ebanda kakhulu;
Ngokusebenzisa inqubo entsha yokuxhumanisa, inqubo yokukhiqiza ikhebula isebenza kahle kakhulu futhi ayihambisani nemvelo.
Ngokusebenza kwayo okuhle kakhulu, amakhebuli e-polyethylene axhumene ne-cross-linked insulated athatha isikhundla esibalulekile emkhakheni wokudluliswa nokusabalalisa amandla, ehlinzeka ngokukhetha okuphephile, okuthembekile futhi okunobungani kwemvelo kumagridi kagesi asemadolobheni esimanje kanye nokuthuthukiswa kwezimboni.
Isikhathi sokuthumela: Nov-27-2024