Izindaba

An isithando sokuncibilikisa i-inductioniyisithando sikagesi esisebenzisa umphumela wokushisa kokungeniswa kwezinto ukuze sizifudumale noma sizincibilikise. Izingxenye eziyinhloko zesithando sokungenisa zihlanganisa izinzwa, umzimba wesithando, ukunikezwa kwamandla, ama-capacitor, kanye nohlelo lokulawula.

Izingxenye eziyinhloko zesithando sokungenisa zihlanganisa izinzwa, umzimba wesithando, ukunikezwa kwamandla, ama-capacitor, kanye nohlelo lokulawula.

Ngaphansi kwesenzo samasimu kagesi ashintshanayo esithandweni sokungenisa, kukhiqizwa imisinga ye-eddy ngaphakathi kwezinto ukuze kufezwe imiphumela yokushisa noma yokuncibilika. Ngaphansi komphumela wokushukumisa wale nsimu kazibuthe eshintshanayo, ukwakheka kanye nokushisa kwezinto ezisesithandweni kuyafana. Izinga lokushisa lokushisa lokwakha lingafinyelela ku-1250 ℃, kanti izinga lokushisa lokuncibilika lingafinyelela ku-1650 ℃.

Ngaphezu kokukwazi ukushisa noma ukuncibilikisa emkhathini, izithando zokungenisa umoya zingashisa noma zincibilikise emkhathini ongenalutho kanye nasezindaweni ezivikelayo ezifana ne-argon ne-neon ukuze kuhlangatshezwane nezidingo zekhwalithi ekhethekile. Izithando zokungenisa umoya zinezinzuzo ezivelele ekungeneni noma ekuncibilikiseni ama-alloy athambile amagnetic, ama-alloy aqinile, ama-alloy eqembu le-platinum, ama-alloy aqinile, aqinile, aqinile, kanye nezinsimbi ezihlanzekile. Izithando zokungenisa umoya zivame ukuhlukaniswa ngama-heater okungenisa umoya kanye nama-smelting oven.

Isithando sikagesi esisebenzisa ugesi okhiqizwa yi-induction coil ukufudumeza izinto. Uma ufudumeza izinto zensimbi, zibeke ezitsheni ezenziwe ngezinto ezingaphili. Uma ufudumeza izinto ezingezona ezensimbi, faka izinto ezitsheni ezisetshenziswayo ze-graphite. Uma imvamisa yamandla ashintshanayo ikhuphuka, imvamisa yamandla akhiqizwayo iyanda ngokufanayo, okuholela ekwandeni kwenani lokushisa okukhiqizwayo. Isithando somlilo esisetshenziswayo sishisa ngokushesha, sinamazinga okushisa aphezulu, kulula ukusebenza nokulawula, futhi izinto azingcoliswa kakhulu ngesikhathi senqubo yokushisa, okuqinisekisa ikhwalithi yomkhiqizo. Isetshenziswa kakhulu ekuncibilikiseni izinto ezikhethekile zokushisa okuphezulu, ingasetshenziswa futhi njengemishini yokushisa nokulawula yokukhulisa amakristalu angawodwa kusuka ekuncibilikeni.

Izithando zokuncibilikisa zihlukaniswe ngezigaba ezimbili: izithando zokungenisa ezihlanganisiwe kanye nezithando zokungenisa ezingenamgogodla.

Isithando somlilo esifakwe i-core sinomgogodla wensimbi odlula ku-inductor futhi sisebenza ngogesi osebenzisa imvamisa yamandla. Sisetshenziswa kakhulu ekuncibilikiseni nasekugqumeni izinsimbi ezahlukahlukene njengensimbi ephothiwe, ithusi, ithusi, i-zinc, njll., ngokusebenza kahle kukagesi okungaphezu kuka-90%. Singasebenzisa izinto zodoti zesithando somlilo, sinezindleko eziphansi zokuncibilikisa, kanye nomthamo wesithando somlilo omkhulu wamathani angu-270.

Isithando somlilo esingenasisekelo asinayo insimbi edlula ku-inductor, futhi sihlukaniswe nge-power frequency induction furnace, i-triple frequency induction furnace, i-generator set medium frequency induction furnace, i-thyristor medium frequency induction furnace, kanye ne-high-frequency induction furnace.

Imishini yokusekela

Imishini ephelele yesithando somlilo esiphakathi nendawo sokungenisa imvamisa ihlanganisa: ingxenye yokunikezwa kwamandla kanye nokulawula kagesi, ingxenye yomzimba wesithando, idivayisi yokudlulisela, kanye nohlelo lokupholisa amanzi.

isimiso sokusebenza

Uma ugesi oshintshashintshayo udlula kukhoyili yokungenisa, kukhiqizwa insimu kazibuthe eshintshashintshayo ezungeze ikhoyili, bese izinto eziqhubayo esithandweni zikhiqiza amandla abangelwayo ngaphansi kwesenzo sensimu kazibuthe eshintshashintshayo. Ugesi kagesi (ugesi oshintshashintshayo) wakhiwa ekujuleni okuthile ebusweni bezinto zesithando, bese izinto zesithando ziyashiswa futhi zincibilikiswe ugesi oshintshashintshayo.

(1) Isivinini sokushisa esisheshayo, ukusebenza kahle kokukhiqiza okuphezulu, ukungcoliswa okuncane kanye nokususwa kwekhabhoni, ukonga izinto zokwakha kanye nezindleko zokukhiqiza izinki

Ngenxa yesimiso sokushisa okuphakathi nendawo okubizwa ngokuthi ukufakelwa kwe-electromagnetic, ukushisa kwayo kukhiqizwa ngaphakathi kwento yokusebenza uqobo. Izisebenzi ezivamile zingaqhubeka nokusebenza emisebenzini yokuthunga ngemizuzu eyishumi ngemuva kokusebenzisa isithando sikagesi esiphakathi nendawo, ngaphandle kwesidingo sabasebenzi bokushisa nokuvala isithando kusengaphambili. Ungakhathazeki ngokuchitha ama-billets afudumele esithandweni samalahle okubangelwa ukucima kukagesi noma ukungasebenzi kahle kwemishini.

Ngenxa yesivinini sokushisa esisheshayo sale ndlela yokushisa, kuncane kakhulu ukushiswa kwe-oxidation. Uma kuqhathaniswa nezishisi zamalahle, ithani ngalinye lezinto zokufakelwa ligcina okungenani amakhilogremu angu-20-50 ezinto zokusetshenziswa zensimbi, futhi izinga lokusetshenziswa kwazo lingafinyelela ku-95%.

Ngenxa yokushisa okufanayo kanye nomehluko omncane wokushisa phakathi kwengaphakathi kanye nobuso, le ndlela yokushisa yandisa kakhulu impilo yesevisi ye-forging die ekubumbeni, futhi ubulukhuni bobuso be-forging bungaphansi kwama-50um.

(2) Indawo yokusebenza engcono kakhulu, indawo yokusebenza ethuthukisiwe kanye nesithombe senkampani sabasebenzi, ukungcola okungenawo ukungcola, kanye nokusetshenziswa kwamandla okuphansi

Uma kuqhathaniswa nezitofu zamalahle, izitofu zokufudumeza ezifakwa ngaphakathi azisabavezi abasebenzi ekubhakeni nasekubhemeni kwezitofu zamalahle ngaphansi kwelanga elishisayo, zihlangabezana nezidingo ezahlukahlukene zomnyango wokuvikela imvelo. Ngesikhathi esifanayo, zisungula isithombe sangaphandle senkampani kanye nomkhuba wentuthuko yesikhathi esizayo yemboni yokwakha.

(3) Ukushisa okufanayo, umehluko omncane wokushisa phakathi kwengaphakathi nendawo, kanye nokunemba kokulawula izinga lokushisa eliphezulu

Ukushisa okufakwayo kukhiqiza ukushisa ngaphakathi kwento yokusebenza ngokwayo, okuholela ekushiseni okufanayo kanye nomehluko omncane wokushisa phakathi kwengaphakathi nendawo. Ukusetshenziswa kohlelo lokulawula izinga lokushisa kungafinyelela ukulawulwa kwezinga lokushisa okunembile, kuthuthukise ikhwalithi yomkhiqizo kanye nezinga lokufaneleka.

imvamisa yamandla

Isithando somlilo sokungenisa imvamisa yezimboni siyisithando somlilo sokungenisa esisebenzisa imvamisa yezimboni (50 noma 60 Hz) njengomthombo wamandla. Isithando somlilo sokungenisa imvamisa yezimboni sesithuthuke saba yimishini yokuncibilikisa esetshenziswa kabanzi. Sisetshenziswa kakhulu njengesithando somlilo sokuncibilikisa ukuncibilikisa insimbi empunga, insimbi ethambile, insimbi ethambile, kanye nensimbi ehlanganisiwe. Ngaphezu kwalokho, sisetshenziswa futhi njengesithando sokushisa. Ngokufanayo, isithando somlilo sokungenisa imvamisa yamandla sithathe indawo ye-cupola njengesici sokukhiqiza ukuphonswa.

Uma kuqhathaniswa ne-cupola, isithando somlilo sokungenisa imvamisa yezimboni sinezinzuzo eziningi, njengokulawula okulula ukwakheka kwensimbi encibilikisiwe kanye nokushisa, igesi ephansi kanye nokuqukethwe kokufakwa kokuphonswa, ukungabi nokungcola kwemvelo, ukonga amandla, kanye nezimo zokusebenza ezithuthukisiwe. Ngakho-ke, eminyakeni yamuva nje, izithando zokungenisa imvamisa yezimboni ziye zathuthuka ngokushesha.

Isethi ephelele yemishini yesithando sokungenisa imvamisa yezimboni ihlanganisa izingxenye ezine ezinkulu.

1. Ingxenye yomzimba wesithando somlilo

Umzimba wesithando sokufakelwa imvamisa yezimboni sokuncibilikisa insimbi ephonswe wakhiwe izithando ezimbili zokufakelwa (esinye sokuncibilikisa kanti esinye sokusekela), isembozo sesithando, uhlaka lwesithando, isilinda samafutha esithando esithambekile, kanye nesembozo sesithando esinyakazayo esivula futhi sivala.

2. Ingxenye kagesi

Ingxenye kagesi iqukethe ama-transformer kagesi, ama-contactor amakhulu, ama-reactor okulinganisela, ama-capacitor okulinganisela, ama-capacitor okubuyisela imali, kanye nama-consoles okulawula kagesi.

3. Uhlelo lokupholisa amanzi

Uhlelo lwamanzi okupholisa luhlanganisa ukupholisa i-capacitor, ukupholisa i-inductor, kanye nokupholisa ikhebula eliguquguqukayo. Uhlelo lwamanzi okupholisa luqukethe iphampu yamanzi, ithangi lamanzi elijikelezayo noma umbhoshongo wokupholisa, kanye nama-valve epayipi.

4. Uhlelo lwe-Hydraulic

Uhlelo lwe-hydraulic luhlanganisa ithangi likawoyela, ipompo kawoyela, injini yepompo kawoyela, amapayipi namavalvu esistimu ye-hydraulic, kanye nepulatifomu yokusebenza kwe-hydraulic.

Imvamisa ephakathi nendawo

Isithando somlilo esingeniswayo esinomvuthwandaba wokunikezwa kwamandla obubanzi obungu-150-10000 Hz sibizwa ngokuthi isithando somlilo esingeniswayo esiphakathi, futhi imvamisa yaso eyinhloko iphakathi kuka-150-2500 Hz. Ukunikezwa kwamandla esithando somlilo esincane sasekhaya esingeniswayo sinamaza amathathu: 150, 1000, kanye no-2500 Hz.

Isithando somlilo esiphakathi nesiphindaphindayo siyithuluzi elikhethekile lensimbi elifanelekela ukuncibilikisa insimbi nezinsimbi ezisezingeni eliphezulu. Uma siqhathaniswa nezithando zomlilo ezishintsha izinga lomsebenzi, sinezinzuzo ezilandelayo:

(1) Isivinini sokuncibilika okusheshayo kanye nokusebenza kahle kokukhiqiza okuphezulu. Amandla obuningi bezithando zokungenisa imvamisa ephakathi nendawo aphezulu, futhi ukumiswa kwamandla ngethani lensimbi kuphakeme cishe ngo-20-30% kunokwezithando zokungenisa imvamisa zezimboni. Ngakho-ke, ngaphansi kwezimo ezifanayo, isivinini sokuncibilika kwesithando sokungenisa imvamisa ephakathi nendawo siyashesha futhi ukusebenza kahle kokukhiqiza kuphakeme.

(2) Ukuzivumelanisa nezimo okunamandla kanye nokusetshenziswa okuguquguqukayo. Isithando ngasinye sesithando sokungenisa imvamisa ephakathi singakhipha ngokuphelele insimbi encibilikisiwe, okwenza kube lula ukushintsha izinga lensimbi; Kodwa-ke, uketshezi lwensimbi esithandweni ngasinye sesithando sokungenisa imvamisa yezimboni aluvunyelwe ukukhishwa ngokuphelele, futhi ingxenye yoketshezi lwensimbi kumele igcinelwe isithando esilandelayo ukuqala. Ngakho-ke, ukushintsha izinga lensimbi akulula futhi kufaneleka kuphela ekuncibilikiseni uhlobo olulodwa lwensimbi.

(3) Umphumela wokuvuselela ngogesi muhle. Ngenxa yokuthi amandla kagesi athwalwa uketshezi lwensimbi alingana ngokuphambene nomsuka wesikwele wemvamisa yokunikezwa kwamandla, amandla okuvuselela okunikezwa kwamandla kagesi aphakathi nendawo mancane kunalawo okunikezwa kwamandla kagesi aphakathi nendawo. Ukuze kususwe ukungcola, ukwakheka kwamakhemikhali okufanayo, kanye nokushisa okufanayo ensimbini, umphumela wokuvuselela wokunikezwa kwamandla kagesi aphakathi nendawo muhle kakhulu. Amandla okuvuselela ngokweqile okunikezwa kwamandla kagesi aphakathi nendawo kwandisa amandla okugaya ensimbi ethangini lesithando, okungagcini nje ngokunciphisa umphumela wokuhlanza kodwa futhi kunciphisa isikhathi sokuphila se-crucible.

(4) Kulula ukuqala ukusebenza. Ngenxa yokuthi umphumela wesikhumba womsinga wemvamisa ephakathi mkhulu kakhulu kunowomsinga wemvamisa yamandla, asikho isidingo esikhethekile sezinto zesithando somlilo ngesikhathi sokuqala kwesithando somlilo esiphakathi nendawo. Ngemva kokulayisha, singashiswa ngokushesha futhi sishiswe; Isithando somlilo esiphakathi nendawo sidinga ibhulokhi yokuvula eyenziwe ngokukhethekile (cishe ingxenye yokuphakama kwesitsha sokusha, njengensimbi ephonswe noma insimbi ephonswe) ukuze siqale ukushisa, futhi izinga lokushisa lihamba kancane kakhulu. Ngakho-ke, ngaphansi kwesimo sokusebenza ngezikhathi ezithile, izithando zomlilo eziphakathi nendawo zisetshenziswa kakhulu. Enye inzuzo yokuqala kalula ukuthi ingonga ugesi ngesikhathi sokusebenza ngezikhathi ezithile.

Idivayisi yokushisa yesithando somlilo esisebenza ngesivinini esiphakathi inezinzuzo zomthamo omncane, isisindo esincane, ukusebenza kahle okuphezulu, ikhwalithi yokucubungula ukushisa enhle kakhulu, kanye nendawo enhle. Iqeda ngokushesha izithando ezisebenza ngamalahle, izithando ezisebenza ngegesi, izithando ezisebenza ngophethiloli, kanye nezithando ezivamile zokumelana, futhi iyisizukulwane esisha semishini yokushisa yensimbi.

Ngenxa yezinzuzo ezingenhla, izitofu zokungenisa imvamisa ephakathi ziye zasetshenziswa kabanzi ekukhiqizweni kwensimbi nama-alloy eminyakeni yamuva nje, futhi ziye zathuthuka ngokushesha ekukhiqizweni kwensimbi ephonswe, ikakhulukazi endaweni yokusebenzela yokukhipha enemisebenzi yezikhathi ezithile.