UJohnson Electric uzibophelele ekuboneleleni ngokufanelekileyo izixhobo zokuhambisa amandla kunye nezixhobo kubathengi kumashishini kunye namandla

I-Insulators zizixhobo ezifakwe phakathi kwee-conductor ezinamandla ahlukeneyo okanye phakathi kwee-conductor kunye nezixhobo ezinokuthi zibe khona emhlabeni, ezinokumelana nombane kunye noxinzelelo lomatshini.

I-insulators idlala iindima ezimbini ezisisiseko kwinkqubo yamandla: enye kukuxhasa abaqhubi kunye nokuthwala uxinzelelo lomatshini;Okwesibini kukuthintela umsinga ukuba ungaphumi okanye ubuyele emhlabeni phakathi kwabaqhubi abanamandla ahlukeneyo kunye nokumelana nomphumo wombane.Idibaniswe kunye nezixhobo zokulungisa umqhubi kwinqaba kwaye ngokuthembekileyo insulate umqhubi ukusuka kwinqaba.Ngexesha lokusebenza, i-insulator ayifanele ithwale i-voltage yokusebenza kuphela, kodwa kunye ne-overvoltage yokusebenza kunye nombane ogqithisayo.Ukongezelela, i-insulator kufuneka ibe nokusebenza kakuhle kokufakelwa kombane ngenxa yobunzima obufileyo bomqhubi, amandla omoya, umkhenkce kunye nekhephu kunye nomthwalo womatshini wokutshintsha kobushushu bendalo, Ngelo xesha, kuya kuba namandla okwaneleyo omatshini.

Ukuhlelwa kwee-insulators

1. Ngokwezinto ezikhuselayo zokuvelisa i-insulators, zinokwahlulwa zibe yi-porcelain insulators, i-tendered glass insulators, i-synthetic insulators kunye ne-semiconductor insulators.

2. Inokwahlulwa ibe luhlobo lokuqhekeka kunye nohlobo olungaqhekeki ngokuhambelana nokuba umgama omfutshane wokubhoboza kwi-insulator ungaphantsi kwesiqingatha somgama we-flashover emoyeni wangaphandle.

3. Ngokwefom yesakhiwo, inokwahlulwa ibe yikholomu (intsika) isigqubuthelo, isigqubuthelo somgquba, i-butterfly insulator, i-pin insulator, i-insulator ye-arm cross, i-insulator intonga kunye ne-sleeve insulator.

4. Ngokwesicelo, inokwahlulwa ibe yi-insulator yomgca, i-insulator yesikhululo samandla kunye ne-insulator yombane.Isithinteli sesikhululo samandla: sisetyenziselwa ukuxhasa kunye nokulungisa ukuhanjiswa kwangaphakathi nangaphandle kwendawo yombane kunye nesikhululo

Ibhasi enzima yesixhobo sombane kwaye insulate ibhasi emhlabeni.Ikwahlulwe kwi-post insulator kunye ne-bushing insulator ngokwemisebenzi eyahlukeneyo.I-insulator yombane: isetyenziselwa ukulungisa indawo ephetheyo yangoku yezixhobo zombane.Ikwahlulwe ibe yi-post insulator kunye ne-bushing insulator.I-Post insulators isetyenziselwa ukulungisa indawo ephetheyo yangoku yezixhobo zombane ngaphandle kwegobolondo evaliweyo;I-Bushing insulator isetyenziselwa ukukhokela inxalenye ephetheyo yangoku yezixhobo zombane kunye negobolondo elivaliweyo (njenge-circuit breaker, i-transformer, njl. njl.) ngaphandle kweqokobhe.

I-insulator yomgca: isetyenziselwa ukudibanisa ukuhanjiswa kunye nokuhanjiswa kwee-conductors kunye nebhasi eguquguqukayo yezixhobo zokusasazwa kwangaphandle, kwaye zifake i-insulating ukusuka kwindawo esezantsi.Kukho uhlobo lwenaliti, uhlobo lokuxhoma, uhlobo lwebhabhathane kunye nengalo yomnqamlezo weporcelain.

5. Ngokwe-voltage yenkonzo, ihlulwe ibe yi-low-voltage (AC 1000 V nangaphantsi, i-DC 1500 V nangaphantsi) i-insulators kunye ne-high-voltage (AC 1000 V nangaphezulu, i-DC 1500 V nangaphezulu) i-insulators.Phakathi kwee-insulators eziphezulu ze-voltage, kukho i-ultra-high voltage (AC 330kV kunye ne-500 kV, DC 500 kV) kunye ne-ultra-high voltage (AC 750kV kunye ne-1000 kV, DC 800 kV).

6. Ikwahlulwe ngohlobo lwangaphakathi ngokwendawo yenkonzo: i-insulator ifakwe ngaphakathi, kwaye akukho siketi se-umbrella kwindawo ye-insulator.Uhlobo lwangaphandle: i-insulator ifakwe ngaphandle, kwaye kukho ezininzi kunye nezikhulu ze-ambrela skirts kumphezulu we-insulator ukunyusa umgama wokukhupha kunye nokuthintela ukuhamba kwamanzi kwiintsuku zemvula, ukuze isebenze ngokuthembekileyo kwimeko yemozulu enzima.

7. Ngokwemisebenzi eyahlukeneyo, inokwahlulwa ibe yi-insulator eqhelekileyo kunye ne-antifouling insulator.

Ukuhlelwa kwee-insulators

1. I-insulator yomgca wombane ophezulu

① Izithinteli eziqinileyo zomgca wamandla ombane aphezulu: kubandakanywa izigqumatheli zodidi lwe-porcelain, izigqumatheli zeporcelain ezinqamlezileyo kunye nezigqumatheli zohlobo lwebhabhathane.Xa zisetyenziswa, zigxininiswe ngokuthe ngqo kwinqaba ngeenyawo zazo zetsimbi okanye iibholiti.

Ngokwefomu yesakhiwo, i-porcelain cross arm insulators yemigca ye-voltage ephezulu inokwahlulwa ibe ziindidi ezine: lonke uhlobo lwe-porcelain, uhlobo olunyusiweyo lweglue, uhlobo lwengalo enye kunye ne-V-shape;Ngokwefomu yofakelo, inokwahlulwa ibe luhlobo oluthe nkqo kunye nohlobo oluthe tye;Ngokomgangatho, amandla ombane anamandla okumelana nombane anokwahlulwa abe ngamanqanaba amane: 165kv, 185kv, 250kV kunye ne-265kv (ekuqaleni, amaza ombane angama-50% ombane ogcweleyo anokwahlulwa abe ngamanqanaba amathandathu: 185kv, 2l0kv, 280kv, 380kv, 380kv 450kv kunye ne-6l0kv).Ingalo yomnqamlezo wePorcelain isetyenziswa kwi-high-voltage overhead transmission kunye nemigca yokusasaza, enokuthi ithathe indawo ye-pin kunye ne-suspension insulators, kwaye inciphise ubude bepali kunye nengalo yomnqamlezo.

I-Butterfly porcelain insulators yemigca ye-voltage ephezulu yahlulwe ibe yi-6kV kunye ne-l0kV ngokwe-voltage elinganisiweyo.Isetyenziselwa i-insulating kunye nokulungisa ii-conductor kwii-terminals zokuhambisa kunye nokusabalalisa umgca, uxinzelelo kunye neekona zeekona.Kwangaxeshanye, ikwasetyenziswa ngokubanzi ukusebenzisana ne-insulator yokumiswa komgca ukwenza lula ubume behardware.

② I-voltage ephezulu yokumisa i-insulator: kubandakanywa i-disc suspension porcelain insulator, i-disc suspension glass insulator, i-porcelain pull rod kunye ne-ground wire insulator.

High voltage line disc ukunqunyanyiswa insulators porcelain zahlulwe ngohlobo eqhelekileyo kunye nohlobo ukumelana nongcoliseko.Isetyenziselwa i-voltage ephezulu kunye ne-ultra-high imigca yokuhambisa amandla ombane ukunqumamisa okanye ukuxinana kwee-conductor kunye nokuwafaka kwiipali kunye neenqaba.I-insulators yokumisa inamandla amakhulu omatshini kunye nombane.Zingasetyenziswa kumanqanaba ombane ohlukeneyo ngokwamaqela eentambo ezahlukeneyo kwaye zihlangabezane neemfuno ezahlukeneyo zamandla.Zezona zisetyenziswa kakhulu.Uhlobo oluqhelekileyo lufanelekile kwiindawo zoshishino ngokubanzi.Xa kuthelekiswa nezigqumatheli eziqhelekileyo, izigqumatheli ezimelana nongcoliseko zinomgama omkhudlwana we-creepage kunye nemilo elungele ukucocwa komoya kunye nemvula.Zilungele unxweme, umgubo wesinyithi, ungcoliseko lweekhemikhali kunye neendawo ezinzulu zongcoliseko lwemizi-mveliso.Xa i-insulator enganyangekiyo yongcoliseko isetyenziswa kule mimandla ingasentla, inokunciphisa ubungakanani benqaba kwaye inexabiso elikhulu kwezoqoqosho.

Injongo ye-high voltage line disc yokunqunyanyiswa kwesigqubuthelo seglasi ngokusisiseko iyafana naleyo yomgca we-voltage ephezulu yediskhi yokumiswa kwe-porcelain insulator.I-insulator yeglasi ineempawu zamandla aphezulu omatshini, ukuchasana kwefuthe loomatshini, ukubanda okuhle kunye nokusebenza kobushushu, ubomi benkonzo ende, ukusebenza kakuhle kombane kunye nokumelana nombane.Xa yonakaliswa ngexesha lokusebenza, i-disc yayo ye-ambulera iya kuphulwa ngokuzenzekelayo, ekulula ukuyifumana, ukunciphisa kakhulu umsebenzi wokufumanisa ukugquma.

Umbane ophezulu wentambo yeporcelain yokutsala intonga isetyenziswa kwipali ye-terminal, kwipali yoxinzelelo kunye nepali yembombo yombane ongaphezulu kunye nomqhubi omncinci wecandelo elinqamlezayo we-l0kV nangaphantsi njenge-insulation kunye ne-conductor yokulungisa.Inokuthi ithathe indawo yezinye ii-insulators ze-butterfly porcelain kunye ne-disc suspension insulators porcelain.

③ Intonga yohlobo lwe-porcelain insulators yenkqubo yoqhagamshelwano engaphezulu yombane kaloliwe.

2. I-insulator yomgca we-voltage ephantsi

① Uhlobo lwePin, uhlobo lwebhabhathane kunye nohlobo lwe-spool izithinteli zeporcelain zemigca enevoltheji ephantsi: isigqubuthelo sohlobo lwe-porcelain yemigca ephantsi-voltage isetyenziselwa ukugquma kunye nokulungisa izikhondatha kwimigca yamandla engaphezulu kwe-1KV.I-Butterfly porcelain insulators kunye ne-spool porcelain insulators kwimigca ye-low-voltage isetyenziswa njengeekhondatha ezigqunyiweyo nezizinzileyo kunikezelo lwamandla kunye neetheminali zomgca wokuhambisa, ukuxinezeleka kunye neentonga zekona.

② I-insulator ye-porcelain yoxinzelelo kumgca ongaphezulu: isetyenziselwa ukulinganisa ukunyanzeliswa kwepali kwii-terminals ze-AC kunye ne-DC imigca yokusasaza phezulu kunye nemigca yonxibelelwano, iikona okanye izibonda ezinde, ukuze kugqunywe ucingo lokuhlala olusezantsi ukusuka phezulu. hlala ucingo.

③ Isigqubuthelo somgca wetram: sisetyenziswa njengento yokugquma kunye neconducting conductor yomgca wetram okanye njengento yokugquma kunye nenkxaso yecandelo lokuqhuba kwitram nakwisikhululo samandla.

④ I-Pin yohlobo lwe-porcelain insulator kumgca wonxibelelwano: isetyenziselwa ukugquma kunye nokulungisa umqhubi kumgca wonxibelelwano olungaphezulu.

⑤ I-insulators ye-wiring: kubandakanywa i-drum insulators, i-porcelain splints kunye ne-porcelain tubes, ezisetyenziselwa i-wiring ye-voltage ephantsi.

3. Isigqubuthelo sesikhululo samandla ombane aphezulu

① Isigqubuthelo sombane esingaphakathi esingaphakathi kwisikhululo sombane: sisetyenziswa kwibhasi yesixhobo sombane kunye nesixhobo sokuhambisa sombane esingaphakathi kwisikhululo samandla ombane kunye nesikhululo esinombane ofikelelwa ngamaza ombane alinganiselwa kwi-6 ~ 35kV.Njengenkxaso ye-insulating ye-high voltage conductive part.Idla ngokufakelwa kumphakamo ongekho ngaphezulu kwe-1000m kwaye ubushushu be-ambient yi-40 ~ 40 ℃, kwaye kufuneka isetyenziswe ngaphandle kongcoliseko kunye nokuxinana.Uhlobo lweplateau olwenziwe ngokukodwa lunokusetyenziswa kwiindawo ezinobude obuyi-3000m kunye ne-5000m.

② Isigqubuthelo sentsimbi yangaphandle: sisebenza kwindawo egqunyiweyo yezixhobo zombane okanye izixhobo zokuhambisa umbane ezine-AC elinganiselwe umbane we-3 ~ 220kV, ubushushu obuphakathi obuyi-40 ~ + 40 ℃ ukujikeleza indawo yofakelo kunye nobude obungekho ngaphezulu kwe-1000m.Isetyenziswa njenge-insulation kunye ne-conductor esisigxina.

③ Isigqubuthelo sesivalo sentonga yangaphandle: sisetyenziselwa izixhobo zombane ezinevoltheji ephezulu kunye nezixhobo zokuhambisa amandla ombane aphezulu ukugquma kunye nokulungisa izikhondatha.Ubukhulu becala iye yathatha indawo yokusetyenziswa kwee-insulators zentsimbi zangaphandle.

④ Isigqubuthelo sepali yentonga yangaphandle engangcolisiyo: ilungele ukuxinana kwetyuwa yokwaleka okuyi-0.1mg/cm² Indawo yongcoliseko ephakathi ngaphakathi isetyenziselwa ukugquma nokulungiswa kwezixhobo zombane ezinombane ophezulu kunye nezixhobo zokuhambisa umbane.

⑤ Ukwakhiwa kweendonga zamandla ombane aphezulu: kuqukwa ibhulorho eludongeni lwangaphakathi, ibhulorho eludongeni lwangaphandle, ukutyhutyha udonga lwebhasi kunye nephepha le-oyile le-capacitive eludongeni.

⑥ I-porcelain bushing yombane: kubandakanya i-transformer porcelain bushing, switch porcelain bushing, i-transformer porcelain bushing, njl.

I-transformer porcelain bushing ibandakanya i-bushing porcelain bushing kunye ne-pillar porcelain bushing ye-transformer yamandla kunye ne-test transformer.Ukutshintsha i-porcelain bushing ibandakanya i-porcelain bushing ye-porcelain bushing ye-multi-oil circuit breaker, i-porcelain bushing ye-oyile ephantsi ye-breaker circuit, i-porcelain bushing yokutshintsha komthwalo, i-porcelain bushing ye-switch-proof switch, i-porcelain bushing ye-disconnector, i-porcelain bushing ye-air circuit breaker, njl. ubukhulu becala isetyenziswa njengento yokugquma i-high-voltage lead of switch to the ground and as the container for the circuit breaker insulation and internal insulation.I-porcelain bushing ye-transformer isetyenziswe njengento yokukhusela i-transformer yangoku kunye ne-voltage transformer.


Ixesha lokuposa: Aug-24-2021