Ukuqondisa Ukuthi Ukuphakamisa Kwesikhombisa Sokugcina Kuyaphakathi: Kungani Ukuthi Ukubeka Kwesikhombisa Sokugcina Kuyisisekelo

Ukuthatha kwe-core yomkhosi wokubeka kuyathatha isiphumo ngqo kwe-loss yokungasebenzi, ukusiza kwemvelo, ubuzwana, ubukhulukana besithunzi, nokuphatha kwezikhathi eziningi. Phakathi kwezinto zokwenza zonke, ukudesigna kwe-joint yomkhosi uyisidingo esikhulu ngoba yonke i-joint iyadala isilinganiso esincane kwe-magnetic path.

Ngokukhetha izinkambo ezipheleleyo zomkhosi, ukusebenzisa i-step-lap joint ephumelelayo, nokulawula ukuchaza kwe-lamination, abasebenzi bakwakha ukunciphisa i-magnetic reluctance nokuthintana kwe-flux okufana nezinye izindawo ngokuvamile, ngokuvumela ukuthi umkhosi wokubeka uhluleke ngokupheleleyo.

Yini TRANSFORMER Ukuthatha kwe-Core?

Ukuthatha kwe-core yomkhosi wokubeka kukuphatha kokubeka kwe-laminations zesi-steel sezinhlangano zokusebenza, ezincinci nezilayishwe, ku-core yomkhosi wokubeka. Isiqalekayo sokuproducwa sifana nalesi:

1. Ukubekisa nokuhlola kwezinkambo
2. Ukuvula nokuhlanza kwe-lamination
3. Ukohlola kwe-burr nokulinganisa
4. Ukubeka kwe-lamination ngokuphakade
5. Ukubeka kwe-joint ngokuphakade nokubamba
6. Ukohlola kwezilinganiso zamkhosi nokuhlola kwe-insulation
7. Ukugcwalisa okuphelele ngezihlathi

Kufanele izingxenye zonke ziyisakhe ngokuphelele. Ukungakwazi ukusakha kahle, ukuthabatha kakhulu kwezinye izinkambo, ukubhulwa kwezinye izinkambo zokuvimbela, nokukhanya kwesikhundla sokusakha kungasiza ukwenza izikhundla zesibhakabhaka, amaqoqo esikhundla, ukudonsa, nokuthabatha kakhulu.

Ngubani ukuhlakanipha kwezikhundla zokugcwalisa?

I-core yebhathisheba ayikwazi ukuzalwa njengomunye umkhawulo ophile. Izilimi zayo nezinye izinkambo ziyafuneka ukusakha kuma-laminations amanye, okusenza izikhundla kwe-circuit yamag-netic.

Uma lezi zikhundla zisakhiwe kahle noma zisakhiwe kahle, ubukhulu be-magnetic flux kufanele kubuyisele kwi-zikhundla ezingaphezulu noma ezingasimahle. Lokhu kungasiza ukwenza ubukhulu be-magnetic reluctance kuleli sikhundla futhi kubangela ukuthabatha kwe-flux kuleli sikhundla.

Izikhundla ezihle kwe-transformer core zingasiza:

• Ukuthabatha isikhundla samag-netic flux ngokuphelele
• Ukuncima ukuthabatha kwe-magnetic saturation kuleli sikhundla
• Ukuncima ukuthabatha kwe-no-load loss kunye nokuqondisa i-excitation current
• Ukuphatha ukudonsa kunye nokuqondisa isithunzi se-transformer
• Yenza ukuthi ubunzima bezinkundla zokusebenza kwe-core bube nzima kakhulu
• Kusinika isikhundla sokusebenza esihlukene ngeminyaka eminingi

Ukuthuthukiswa okwenzekayo kuyiphakade kubukhona kwezinhlelo zokwakha kwe-transformer, iqembu le-steel yamagugu, ubungakanani be-flux, ubukhulu bekucutshungulwa, ubukhulu bekusakaza, nokuthi ukuthi ukusakaza kwenziwa njani.

Izinhlelo zokwakha kwezinkundla zezinhlelo zokuzenzela

Ukugcina Okuphelele

Kwesikhundla sokugcina okuphelele, izinhlelo zokusakaza ziyagcina ngamaphakathi amahle. Le ndlela yokwakha iyahlukile kakhulu, kodwa izihlango zokugcina kufanele zisakazwe ngokuphelele. Ukugcina okuphelele okuningi noma okungafanani kungasiza ukuthi ubungakanani be-magnetic baphelele kube khulu futhi ukuthi ubungakanani be-flux baphelele kube phakeme.

Ukugcina Okuphelele Ngokuphambili

Ukugcina okuphelele ngokuphambili kusebenzisa izinyathelo zokusakaza ezihlukene, okuhlelwe kakhulu kwizindawo zokugcina lapho izindlela ziyagcina ne-yokes. Le ndlela yokugcina iyakhiqiza ukugcina ngokuphambili kubungakanani be-magnetic futhi inokuthuthukisa ubungakanani be-magnetic kunokugcina okuphelele okuphambili.

Ukugcina Okuphelele Ngokuphambili Ngokuphambili

Ukuphakanyiswa kwezinyathelo kwenza ukuthi isikhundla sokugqibela siphinde kumakhulu amabili okwesikhundla esingasendaweni enye. Amakhulu akhuluma ngokubonakala kusenzo olufanayo, okukhomba ukuthi umoya wokuzimela waphinda ngokuphelele kusenzo sokugqibela.

Uma kwenziwa ngokuphelele futhi kwenziwa ngokuphelele, isikhundla sokuphakanyiswa kwenza izinto ezilandelayo:

• Kunciphisa ukuthi umoya wokuzimela kufika kwezinyathelo
• Kunciphisa ukuthi umoya wokuzimela kufika kwezinyathelo
• Kuvuselela ukusebenza ngaphandle kokusebenza
• Kunciphisa umbono wokusho
• Kwenza umoya wokuzimela owenziwe ngokuphelele

Ukusebenza kwezinyathelo kuyiphakathi kwezinyathelo ezifanayo, ukuthi amakhulu akhuluma ngokuphelele, ukuthi amakhulu akhuluma ngokuphelele, nokuthi ukusebenza kwenziwa ngokuphelele.

Ukuthi Ukuchitha Isikhundla Kuvuselela Ukusebenza Kwesikhundla

1. Ukunciphisa Ukuthi Umoya Wokuzimela Akhulume

Imiphakathi yamaphakathi ayisikhiwe kumlando wokuphatha kwamagnethi. Ukulawula ukubili kwayo nokugcina kwezindawo ziyakunciphisa ukungafanele kwe-core okusebenzayo futhi kusiza ekuthinteni kwamagnethi okusebenzayo ngokuhle.

2. Ukuncipha Kwesikhundla Sokunqamuka

Ukuphatha kwesikhundla kuyibiko elikhulu lwe-hysteresis loss ne-eddy-current loss. I-geometry yamaphakathi ayikwazi ukukhupha lezi zilungelo, kodwa ukudesigna kahle kwe-mphakathi kungakuncipha ukuthinteka kwamagnethi okufana nasezindaweni eziphakathi nokuphakama kwe-flux okwenza ukuphatha kwesikhundla sokunqamuka okuningi.

3. Ukuncipha Kwesikhundla Sokuphatha

Umlando wokuphatha kwamagnethi owengcono ngokujwayelekile uyadinga amandla okuphatha angaphezulu. Lokhu kungasiza ekulawuleni isikhundla sokuphatha esithunywa ngumshini wokuphatha xa isikhundla sokuphatha sesibili asiseweyo.

4. Ukulawula Okuhle Kwesithunywa

Ukuphakama kwamagnethi nokuphakama kwamaphakathi akhangele ukuvibratha kwesikhundla. Ukuzimela okuhle kwe-step-lap nokuzimela okulinganayo kusiza ekulimiteni ukudlula phakathi kwamaphakathi futhi kuncipha umthombo wokusho okuphakathi kwe-transformer.

5. Ukuphutha Okuhle Kwesikhundla Sokuphatha

Isikrungu esihlukaniswe kahle nokubhankisa kahle kufanele asilale ekupheleni kwesikhathi sokuthumela, ukufaka, nokusebenza. Ukubiliwe kahle kwezinkambo nekukhulula okuhambisana kusiza ukuthi isikrungu sibe nendlela eyidingekile ngaphandle kokuvula indlela yokuhlukanisa.

Izindlela ezibalulekile ukuthi isikrungu sifunde kahle

Khetha i-Electrical Steel esihle

Izisikrungu zezinhlanganisi zisasebenzisa i-grain-oriented electrical steel ngezindawo ezilandelayo:

• Ukuvula okuncane kwesikrungu
• Ukuthi isikrungu sithathe amandla kakhulu kusuka ku-rolling direction
• Izinkambo eziphathelene nokufika kwezinkinga zokugcina
• Ukubhankisa okuhambisana kwezinye izinyathelo zokuvula
• Ubude obuhle bokuhlukanisa

Ukukhetha umkhakha kufanele kuhambisane nezinkinga zokuvula, ubukhulu, isiphumo sokusebenza, isikhathi sokuphakama kwesikhathi, nokuthi kuyasiza ukuthi kungabi nengxenye yokuqonda.

Kulungise Ukuthinteka Kwesikhundla Nokuphakamisa Kwe-Burr

Amaphutha Ekuthintheni kungathinta isikhundla sokugqibela esisifanayo. Amaburr amaningi kungathinta ukuthinteka kwe-insulation phakathi kwe-laminations kanye nokwenza izindlela zokugqamisa phakathi kwe-laminations ezilandelayo, okongena kumkhulu wekuphakama kwesikhundla sokuphakama kanye nokuvutha kwe-eddy-current loss.

Amasiko Okwakha Kufanele Akhululeke:

• Ukukhokhwa Kwelength Yelamination Nokukhokhwa Kwesikundla
• Ukubonisa Ukuthi Isikhundla Sokuphakama Sihlukile
• Ukukhokhwa Kwesikhundla Sokuphakama Kwaburr
• Ukukhokhwa Kwesikhundla Sokuphakama Kwesibhakabhaka
• Ukubonisa Nokususa Amalaminations Asohlukile

Sebenzisa Isikhundla Sokuphakama Esifanayo

Isikhundla sokuphakama kufanele sifollowe i-engineering drawing. Isikhundla esingafanele sokuphakama, isikhundla esingafanele sokuphakama, noma amalaminations asisodwa kungathinta isikhundla sokuphakama kanye nokwenza amagap angafanayo.

Amazwi okusebenzela okucacile, ukubonisa izilayiya, izinkampani zokufaka kahle, nokukhokhwa kwemikhombi kusobala kusiza ekuvumeni kwesilinganiso.

Linda ubusha be-Insulation

Ubusha obuncane be-Insulation kwenye lamination ibeka isiphazimande sokugcina kwesikhathi esinye phakathi kwamagugu. Ukuphatha okungcono, ukuthiwe ukuthiwe, amaphakathi emithi yamagugu, noma ukuthiwe kakhulu kokuthiwe kungasiza lokhu ubusha.

Izindawo zokubhakha i-Core kufanele zibe nzima, zibe nomlilo, futhi zibe ngezinye izinto zomthi wamagugu okungafihliwe.

Sebenzisa Ukuthiwe Okufanayo

I-Core kufanele ikhulume kakhulu ukuze ikhuleke isithunzi sakho, kodwa ukuthiwe okungcono kungasiza ukuthiwe kwe-laminations noma ukuvikela ubusha bakho. Ukuthiwe kufanele kuthiwe ngokufanayo futhi kufanele kuthiwe ngokwesiqalekayo sesilinganiso se-transformer nesiprojekthi yokwenza.

Izinkomba Zokuhlela Ngokwesikhathi Sokubhakha i-Core

Umsebenzi wokubhakha i-Core ongatholakala ngokuphelele ungashiyelwa izinkomba ezilandelayo:

• Ukubonisa ubuchwepheshe be-steel yamandla nezintsimbi
• Ukubonisa ubude bezilayiya nezindlela zokuthatha izinkampani
• Ukubuka kwezinyathelo nezinyathelo zokuzama imiphumela
• Ukuthi iseqenshi yezinyathelo ziyavumeka
• Ukukhokhwa kwesikhundla sokugcina nokukhokhwa kwezindawo zonke
• Ukuzama kwezinyathelo zokugcina nezinyathelo zokuhlanganisa
• Ukuzama kwezinyathelo zokuvimbela isikhundla sokugcina
• Ukuzama kwezinyathelo zokuvimba nezinyathelo zokuphepha ukuthi kuyasebenza ngendlela efanelekileyo
• Ukuzama kwezinyathelo zokungasebenzi, ukuzama kwezinyathelo zokufaka, nokuzama kwezinyathelo zokusha kwezinyathelo zokugcina eziphumelelayo

Izindlela zokuvumela kufanele zifanele nezindilinga zokudesigna ezivumelekile, izindilinga zocustomer, nezindlinga ezinamandla.

Imibuzo Evame Ukubuzwa

Ukuthi ukuthi kuyini inkulumo eyinkulu yomkhakha wokugcina wezinyathelo zokugcina?

Umkhakha wokugcina wezinyathelo zokugcina uyadlula isikhundla sokugcina phakathi kwezinyathelo zokugcina eziningi. Lokhu kwenza ukuthi kubhekiswe ngendlela efana ngezinyathelo zokugcina kanye nokuthi kunciphise indawo yokugcina yezinyathelo zokugcina, izinyathelo zokufaka, izinyathelo zokungasebenzi, nokusha uma kuzwakalwa ngendlela efanelekileyo nokuzwakalwa ngendlela efanelekileyo.

I-Joint design isiphumo esikhulu kumkhiyozeli?

Yebo. Amajoint esikhulu asiphuma kumkhondo wemagneti futhi kungakhathalela umsakazo wokusebenza ngaphandle kwesikhathi. Kodwa isiphumo sesikhathi sokusebenza semkhiyozeli sisebenzisa amasakazo emishini, imithombo yamandla, ubukhulu bemagneti, ubukhulu bewesi-steel, indlela yokusika, nokwakha ngokuphelele.

Kungani amasikhulu amkhiyozeli abhalwe ngamaphuzu?

Isikhulu sibhalwe ngamaphuzu amancane anesilika ukuze kubhekiswe amasakazo e-eddy aqhubeka. Lokhu kusiza ukuncima umsakazo wesikhulu nokuhlaziywa okungafanelekile.

Kungani kufanele kubhekwe kuburrs besikhulu?

Amaburrs amakhulu angahamba noma akhuluma ne-silika phakathi kwamaphuzu. Lokhu kungasiza ukusabela kwe-magnetic, kongeza umsakazo we-eddy kusukela kuyisikhundla, futhi kusiza ukuhlaziywa okungafanelekile.

I-Joint design iphi eyisifanekile kusikhulu semkhiyozeli?

Akukho phendula eyodwa yonke kwezithuthi zokuguqula. Iindlela zokugqogqo nezinye izikhundla zisetyenziselwa ngokubalulekile ukusuka kwezinkambo zokuguqula, kodwa indlela enobunzima ibuyela kwezinkambo zokuguqula, isimo sesikhundla, isakhiwo, izinkinga zokusebenza, izinkinga zokuphazimula, nokwakha kwesikhundla.

Isiphetho

Ukuhlungiseka kwezikhundla zokuguqula akuyi nje ukuguqula isimo sokufaka amaphepha. Kufuneka kwenziwe ukulungiselela okuhlanganisa ukhetho lwesakhiwo, ubuncinane bokuchitha, isebenziso sokufaka, isimo sesikhundla, ukulungiselela ukuvalelwa, nokulungiselela ukuzama.

Isikhundla esihlanganisiwe ngokucacileyo sokugqogqo singathola isikhundla esihle yokuguqula, sifuna ukugqogqo kwezinkambo ezilungileyo, sithabisa izinkinga zokusebenza ngaphandle kokusebenza, futhi sithabisa ubunzima besikhundla. Lezi zidingo ziyagcina isithuthi esihle, esingasemoyini, futhi esibonakalisayo ngokuphelele kwesikhathi sakho sokusebenza.

Uyathatha Isithuthi esihlanganisiwe sokuguqula se-35 kV ?

UDingxin uyabendiza iziphakathi zokwenza izithuthi zokugcina ezihambisana nezidingo zomshini, kungakhathaliseki ukuba yiziphi izindilinga zokubala, isilinganiso sezibalo, isigaba sevector, ubukhulu be-impedance, indlela yokuchitha, isilinganiso sokusebenza kahle, isikhumba, nokuhlala kwesikhundla sokufaka.

Dingxin — Umthengisi wezithuthi zokugcina zesi-35 kV. Kuneziphakathi ezihambisana nesilinganiso sokusha.

Buka uDingxin ukuzihlukanisa izindlela zokubala zezithuthi zakho futhi uthola isiphakathi esihambisana nesilinganiso sokusha.